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feat: HBase 、ES 示例更新

dependabot/maven/codes/middleware/flyway/com.h2database-h2-2.2.220
dunwu 2023-07-01 14:12:03 +08:00
parent aa66b1f3e1
commit c82e9d737a
18 changed files with 1574 additions and 749 deletions
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19
codes/javadb/elasticsearch/elasticsearch6/src/main/java/io/github/dunwu/javadb/elasticsearch/util/ElasticsearchUtil.java
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@ -1,7 +1,5 @@
package io.github.dunwu.javadb.elasticsearch.util; package io.github.dunwu.javadb.elasticsearch.util;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.bean.copier.CopyOptions;
import cn.hutool.core.collection.CollectionUtil; import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.util.ArrayUtil; import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.StrUtil; import cn.hutool.core.util.StrUtil;
@ -35,8 +33,6 @@ import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.unit.ByteSizeUnit; import org.elasticsearch.common.unit.ByteSizeUnit;
import org.elasticsearch.common.unit.ByteSizeValue; import org.elasticsearch.common.unit.ByteSizeValue;
import org.elasticsearch.common.unit.TimeValue; import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.index.query.QueryBuilder; import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders; import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.rest.RestStatus; import org.elasticsearch.rest.RestStatus;
@ -47,7 +43,6 @@ import java.io.IOException;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Collection; import java.util.Collection;
import java.util.Collections; import java.util.Collections;
import java.util.HashMap;
import java.util.List; import java.util.List;
import java.util.Map; import java.util.Map;
import java.util.concurrent.TimeUnit; import java.util.concurrent.TimeUnit;
@ -170,18 +165,8 @@ public class ElasticsearchUtil {
public static <T extends EsEntity> String insert(RestHighLevelClient client, String index, String type, T entity) public static <T extends EsEntity> String insert(RestHighLevelClient client, String index, String type, T entity)
throws IOException { throws IOException {
Map<String, Object> map = new HashMap<>(); Map<String, Object> map = toMap(entity);
BeanUtil.beanToMap(entity, map, CopyOptions.create().ignoreError()); IndexRequest request = new IndexRequest(index, type).source(map);
XContentBuilder builder = XContentFactory.jsonBuilder();
builder.startObject();
for (Map.Entry<String, Object> entry : map.entrySet()) {
String key = entry.getKey();
Object value = entry.getValue();
builder.field(key, value);
}
builder.endObject();
IndexRequest request = new IndexRequest(index, type).source(builder);
if (entity.getDocId() != null) { if (entity.getDocId() != null) {
request.id(entity.getDocId()); request.id(entity.getDocId());
} }

2
codes/javadb/elasticsearch/elasticsearch6/src/main/java/io/github/dunwu/javadb/elasticsearch/util/JsonUtil.java
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@ -18,7 +18,7 @@ import java.util.Map;
/** /**
* JSON 工具类 * JSON 工具类
* *
* @author Zhang Peng * @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-06-29 * @date 2023-06-29
*/ */
@Slf4j @Slf4j

32
codes/javadb/hbase/pom.xml
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@ -1,7 +1,7 @@
<?xml version="1.0"?> <?xml version="1.0"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns="http://maven.apache.org/POM/4.0.0"> xmlns="http://maven.apache.org/POM/4.0.0">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>io.github.dunwu</groupId> <groupId>io.github.dunwu</groupId>
<artifactId>javadb-hbase</artifactId> <artifactId>javadb-hbase</artifactId>
@ -14,7 +14,7 @@
<maven.compiler.source>${java.version}</maven.compiler.source> <maven.compiler.source>${java.version}</maven.compiler.source>
<maven.compiler.target>${java.version}</maven.compiler.target> <maven.compiler.target>${java.version}</maven.compiler.target>
<hbase.version>1.3.1</hbase.version> <hbase.version>2.4.15</hbase.version>
<junit.version>4.13.1</junit.version> <junit.version>4.13.1</junit.version>
<dunwu.version>0.5.7</dunwu.version> <dunwu.version>0.5.7</dunwu.version>
</properties> </properties>
@ -25,8 +25,19 @@
<artifactId>hbase-client</artifactId> <artifactId>hbase-client</artifactId>
</dependency> </dependency>
<dependency> <dependency>
<groupId>io.github.dunwu</groupId> <groupId>org.apache.hadoop</groupId>
<artifactId>dunwu-tool-core</artifactId> <artifactId>hadoop-hdfs</artifactId>
<version>2.10.2</version>
</dependency>
<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>5.8.18</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.22</version>
</dependency> </dependency>
<!-- test begin --> <!-- test begin -->
@ -44,11 +55,12 @@
<artifactId>hbase-client</artifactId> <artifactId>hbase-client</artifactId>
<version>${hbase.version}</version> <version>${hbase.version}</version>
</dependency> </dependency>
<dependency> <!-- <dependency>-->
<groupId>io.github.dunwu</groupId> <!-- <groupId>io.github.dunwu</groupId>-->
<artifactId>dunwu-tool-core</artifactId> <!-- <artifactId>dunwu-tool-core</artifactId>-->
<version>${dunwu.version}</version> <!-- <version>${dunwu.version}</version>-->
</dependency> <!-- </dependency>-->
<!-- test begin --> <!-- test begin -->
<dependency> <dependency>

234
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/HBaseAdminHelper.java 100644
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@ -0,0 +1,234 @@
package io.github.dunwu.javadb.hbase;
import cn.hutool.core.io.IoUtil;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.NamespaceDescriptor;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Admin;
import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
import org.apache.hadoop.hbase.client.Connection;
import org.apache.hadoop.hbase.client.ConnectionFactory;
import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.client.TableDescriptor;
import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
import java.io.Closeable;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* HBase 管理工具类
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-03-27
*/
public class HBaseAdminHelper implements Closeable {
private final Connection connection;
private final Configuration configuration;
protected HBaseAdminHelper(Configuration configuration) throws IOException {
this.configuration = configuration;
this.connection = ConnectionFactory.createConnection(configuration);
}
protected HBaseAdminHelper(Connection connection) {
this.configuration = connection.getConfiguration();
this.connection = connection;
}
public synchronized static HBaseAdminHelper newInstance(Configuration configuration) throws IOException {
if (configuration == null) {
throw new IllegalArgumentException("configuration can not be null!");
}
return new HBaseAdminHelper(configuration);
}
public synchronized static HBaseAdminHelper newInstance(Connection connection) throws IOException {
if (connection == null) {
throw new IllegalArgumentException("connection can not be null!");
}
return new HBaseAdminHelper(connection);
}
/**
* 关闭内部持有的 HBase Connection 实例
*/
@Override
public synchronized void close() {
if (null == connection || connection.isClosed()) {
return;
}
IoUtil.close(connection);
}
/**
* 获取 HBase 连接实例
*
* @return /
*/
public Connection getConnection() {
if (null == connection) {
throw new RuntimeException("HBase connection init failed...");
}
return connection;
}
/**
* 获取 HBase 配置
*
* @return /
*/
public Configuration getConfiguration() {
return configuration;
}
/**
* 创建命名空间
*
* @param namespace 命名空间
*/
public void createNamespace(String namespace) throws IOException {
NamespaceDescriptor nd = NamespaceDescriptor.create(namespace).build();
Admin admin = getAdmin();
admin.createNamespace(nd);
admin.close();
}
/**
* 删除命名空间
*
* @param namespace 命名空间
*/
public void dropNamespace(String namespace) throws IOException {
dropNamespace(namespace, false);
}
/**
* 删除命名空间
*
* @param namespace 命名空间
* @param force 是否强制删除
*/
public void dropNamespace(String namespace, boolean force) throws IOException {
Admin admin = getAdmin();
if (force) {
TableName[] tableNames = getAdmin().listTableNamesByNamespace(namespace);
for (TableName name : tableNames) {
admin.disableTable(name);
admin.deleteTable(name);
}
}
admin.deleteNamespace(namespace);
admin.close();
}
/**
* 指定表是否存在
*
* @param tableName 表名
*/
public boolean existsTable(TableName tableName) throws IOException {
Admin admin = getAdmin();
boolean result = admin.tableExists(tableName);
admin.close();
return result;
}
/**
* 创建表
*
* @param tableName 表名
* @param families 列族
*/
public void createTable(TableName tableName, String... families) throws IOException {
createTable(tableName, null, families);
}
/**
* 创建表
*
* @param tableName 表名
* @param splitKeys 表初始区域的拆分关键字
* @param families 列族
*/
public void createTable(TableName tableName, byte[][] splitKeys, String... families) throws IOException {
List<ColumnFamilyDescriptor> columnFamilyDescriptorList = new ArrayList<>();
TableDescriptorBuilder builder = TableDescriptorBuilder.newBuilder(tableName);
for (String cf : families) {
ColumnFamilyDescriptor columnFamilyDescriptor = ColumnFamilyDescriptorBuilder.of(cf);
columnFamilyDescriptorList.add(columnFamilyDescriptor);
}
builder.setColumnFamilies(columnFamilyDescriptorList);
TableDescriptor td = builder.build();
Admin admin = getAdmin();
if (splitKeys != null) {
admin.createTable(td, splitKeys);
} else {
admin.createTable(td);
}
admin.close();
}
/**
* 删除表
*
* @param tableName 表名
*/
public void dropTable(TableName tableName) throws IOException {
if (existsTable(tableName)) {
Admin admin = getAdmin();
if (admin.isTableEnabled(tableName)) {
disableTable(tableName);
}
admin.deleteTable(tableName);
admin.close();
}
}
/**
* 禁用表
*
* @param tableName 表名
*/
public void disableTable(TableName tableName) throws IOException {
Admin admin = getAdmin();
admin.disableTable(tableName);
admin.close();
}
/**
* 启用表
*
* @param tableName 表名
*/
public void enableTable(TableName tableName) throws IOException {
Admin admin = getAdmin();
admin.enableTable(tableName);
admin.close();
}
/**
* 获取 {@link Table} 实例
*
* @param tableName 表名
* @return /
*/
public Table getTable(TableName tableName) throws IOException {
return getConnection().getTable(tableName);
}
/**
* 获取 {@link Admin} 实例
*
* @return /
*/
public Admin getAdmin() throws IOException {
return getConnection().getAdmin();
}
}

25
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/HBaseConstant.java
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@ -1,25 +0,0 @@
package io.github.dunwu.javadb.hbase;
public enum HBaseConstant {
HBASE_ZOOKEEPER_QUORUM("hbase.zookeeper.quorum"),
HBASE_ENABLE("hbase.enable"),
HBASE_MASTER("hbase.master"),
HBASE_ZOOKEEPER_PROPERTY_CLIENTPORT("hbase.zookeeper.property.clientPort"),
HBASE_HCONNECTION_THREADS_MAX("hbase.hconnection.threads.max"),
HBASE_HCONNECTION_THREADS_CORE("hbase.hconnection.threads.core"),
ZOOKEEPER_ZNODE_PARENT("zookeeper.znode.parent"),
HBASE_COLUMN_FAMILY("hbase.column.family"),
HBASE_EXECUTOR_NUM("hbase.executor.num"),
HBASE_IPC_POOL_SIZE("hbase.client.ipc.pool.size");
private String key;
HBaseConstant(String key) {
this.key = key;
}
public String key() {
return key;
}
}

41
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/HBaseDemo.java 100644
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@ -0,0 +1,41 @@
package io.github.dunwu.javadb.hbase;
import lombok.extern.slf4j.Slf4j;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.TableName;
@Slf4j
public class HBaseDemo {
public static void main(String[] args) throws Exception {
// 请改为配置的方式
// String zkHosts = "192.168.31.127";
String zkHosts = "192.168.31.255";
// 请改为配置的方式
String zkPort = "2181";
// 请改为配置的方式
String namespace = "test";
String tablename = "test";
Configuration conf = HBaseConfiguration.create();
conf.set("hbase.zookeeper.quorum", zkHosts);
conf.set("hbase.zookeeper.port", zkPort);
// 创建命名空间和表
TableName tableName = TableName.valueOf(namespace, tablename);
HBaseAdminHelper hbaseAdminHelper = HBaseAdminHelper.newInstance(conf);
hbaseAdminHelper.enableTable(tableName);
// hbaseAdminHelper.createNamespace(namespace);
// hbaseAdminHelper.createTable(tableName, "c1");
//
// String rowKey = IdUtil.fastSimpleUUID();
// HBaseHelper hbaseHelper = HBaseHelper.newInstance(hbaseAdminHelper.getConnection());
// hbaseHelper.put(tableName, rowKey, "c1", "name", "jack");
// String value = hbaseHelper.get(tableName, rowKey, "c1", "name");
// System.out.println("value = " + value);
hbaseAdminHelper.close();
}
}

920
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/HBaseHelper.java 100644
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@ -0,0 +1,920 @@
package io.github.dunwu.javadb.hbase;
import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.bean.copier.CopyOptions;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.ArrayUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.ReflectUtil;
import cn.hutool.core.util.StrUtil;
import io.github.dunwu.javadb.hbase.entity.HBaseFamilyRequest;
import io.github.dunwu.javadb.hbase.entity.HBaseMultiFamilyRequest;
import io.github.dunwu.javadb.hbase.entity.HBaseRowData;
import io.github.dunwu.javadb.hbase.entity.PageData;
import lombok.extern.slf4j.Slf4j;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Connection;
import org.apache.hadoop.hbase.client.ConnectionFactory;
import org.apache.hadoop.hbase.client.Delete;
import org.apache.hadoop.hbase.client.Durability;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.ResultScanner;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.filter.Filter;
import org.apache.hadoop.hbase.filter.FilterList;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.Closeable;
import java.io.IOException;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* HBase CRUD 工具类
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-03-27
*/
@Slf4j
public class HBaseHelper implements Closeable {
private final Connection connection;
private final Configuration configuration;
protected HBaseHelper(Configuration configuration) throws IOException {
this.configuration = configuration;
this.connection = ConnectionFactory.createConnection(configuration);
}
public static synchronized HBaseHelper newInstance(Configuration configuration) throws IOException {
if (configuration == null) {
throw new IllegalArgumentException("configuration can not be null!");
}
return new HBaseHelper(configuration);
}
/**
* 关闭内部持有的 HBase Connection 实例
*/
@Override
public synchronized void close() {
if (null == connection || connection.isClosed()) {
return;
}
IoUtil.close(connection);
}
/**
* 获取 HBase 连接实例
*
* @return /
*/
public Connection getConnection() {
if (null == connection) {
throw new RuntimeException("HBase connection init failed...");
}
return connection;
}
/**
* 获取 HBase 配置
*
* @return /
*/
public Configuration getConfiguration() {
return configuration;
}
/**
* 获取 {@link Table} 实例
*
* @param tableName 表名
* @return /
*/
public Table getTable(String tableName) throws Exception {
return getTable(TableName.valueOf(tableName));
}
/**
* 获取 {@link Table} 实例
*
* @param tableName 表名
* @return /
*/
public synchronized Table getTable(TableName tableName) throws Exception {
return connection.getTable(tableName);
}
public void put(TableName tableName, String row, String family, String column, String value) throws Exception {
put(tableName, row, family, null, column, value);
}
public void put(TableName tableName, String row, String family, Long timestamp, String column, String value)
throws Exception {
Table table = getTable(tableName);
try {
Put put = new Put(Bytes.toBytes(row));
if (timestamp != null) {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column), timestamp, Bytes.toBytes(value));
} else {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column), Bytes.toBytes(value));
}
table.put(put);
} finally {
recycle(table);
}
}
public void put(TableName tableName, String row, String family, Object obj) throws Exception {
put(tableName, row, family, null, obj);
}
@SuppressWarnings("unchecked")
public void put(TableName tableName, String row, String family, Long timestamp, Object obj) throws Exception {
Map<String, Object> map;
if (obj instanceof Map) {
map = (Map<String, Object>) obj;
} else {
map = BeanUtil.beanToMap(obj);
}
put(tableName, row, family, timestamp, map);
}
public void put(TableName tableName, String row, String family, Map<String, Object> columnMap) throws Exception {
put(tableName, row, family, null, columnMap);
}
public void put(TableName tableName, String row, String family, Long timestamp, Map<String, Object> columnMap)
throws Exception {
Put put = new Put(Bytes.toBytes(row));
columnMap.forEach((column, value) -> {
if (value != null) {
if (timestamp != null) {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column), timestamp,
Bytes.toBytes(String.valueOf(value)));
} else {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column), Bytes.toBytes(String.valueOf(value)));
}
}
});
Table table = getTable(tableName);
try {
table.put(put);
} finally {
recycle(table);
}
}
public void put(TableName tableName, String row, Long timestamp, Map<String, Map<String, Object>> familyMap)
throws Exception {
Put put = new Put(Bytes.toBytes(row));
for (Map.Entry<String, Map<String, Object>> e : familyMap.entrySet()) {
String family = e.getKey();
Map<String, Object> columnMap = e.getValue();
if (MapUtil.isNotEmpty(columnMap)) {
for (Map.Entry<String, Object> entry : columnMap.entrySet()) {
String column = entry.getKey();
Object value = entry.getValue();
if (ObjectUtil.isEmpty(value)) {
continue;
}
if (timestamp != null) {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column), timestamp,
Bytes.toBytes(String.valueOf(value)));
} else {
put.addColumn(Bytes.toBytes(family), Bytes.toBytes(column),
Bytes.toBytes(String.valueOf(value)));
}
}
}
}
Table table = getTable(tableName);
try {
table.put(put);
} finally {
recycle(table);
}
}
public void deleteRow(TableName tableName, String row) throws Exception {
Delete delete = new Delete(Bytes.toBytes(row));
Table table = getTable(tableName);
try {
table.delete(delete);
} finally {
recycle(table);
}
}
public long incrementColumnValue(TableName tableName, String row, String family, String column, long amount)
throws Exception {
return incrementColumnValue(tableName, row, family, column, amount, Durability.SYNC_WAL);
}
public long incrementColumnValue(TableName tableName, String row, String family, String column, long amount,
Durability durability) throws Exception {
Table table = getTable(tableName);
try {
return table.incrementColumnValue(Bytes.toBytes(row), Bytes.toBytes(family), Bytes.toBytes(column), amount,
durability);
} finally {
recycle(table);
}
}
public void dump(TableName tableName, String[] rows, String[] families, String[] columns) throws Exception {
List<Get> gets = new ArrayList<>();
for (String row : rows) {
Get get = new Get(Bytes.toBytes(row));
if (families != null) {
for (String family : families) {
for (String column : columns) {
get.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
}
}
gets.add(get);
}
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
for (Result result : results) {
for (Cell cell : result.rawCells()) {
System.out.println(
"Cell: " + cell + ", Value: " + Bytes.toString(cell.getValueArray(), cell.getValueOffset(),
cell.getValueLength()));
}
}
} finally {
recycle(table);
}
}
public void dump(TableName tableName) throws Exception {
Table table = getTable(tableName);
try {
ResultScanner scanner = table.getScanner(new Scan());
for (Result result : scanner) {
dumpResult(result);
}
scanner.close();
} finally {
recycle(table);
}
}
/**
* 指定行、列族、列，返回相应单元中的值
*
* @param tableName 表名
* @param row 指定行
* @param family 列族
* @param column 列
* @return /
*/
public String getColumn(TableName tableName, String row, String family, String column) throws Exception {
Get get = new Get(Bytes.toBytes(row));
Table table = getTable(tableName);
try {
Result result = table.get(get);
return Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
} finally {
recycle(table);
}
}
/**
* 返回指定行、列族，列的数据，以实体 {@link T} 形式返回数据
*
* @param tableName 表名
* @param row 指定行
* @param family 列族
* @param clazz 返回实体类型
* @param <T> 实体类型
* @return /
*/
public <T> T getFamilyMap(TableName tableName, String row, String family, Class<T> clazz) throws Exception {
Map<String, Field> fieldMap = ReflectUtil.getFieldMap(clazz);
Set<String> columns = fieldMap.keySet();
Map<String, String> map = getFamilyMap(tableName, row, family, columns);
if (MapUtil.isEmpty(map)) {
return null;
}
return BeanUtil.mapToBean(map, clazz, true, CopyOptions.create().ignoreError());
}
/**
* 返回指定行、列族，列的数据，并以 {@link Map} 形式返回
*
* @param tableName 表名
* @param row 指定行
* @param family 列族
* @param columns 指定列
* @return /
*/
public Map<String, String> getFamilyMap(TableName tableName, String row, String family,
Collection<String> columns) throws Exception {
if (CollectionUtil.isEmpty(columns)) {
return getFamilyMap(tableName, row, family);
}
List<Get> gets = new ArrayList<>();
Get get = new Get(Bytes.toBytes(row));
for (String column : columns) {
get.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
gets.add(get);
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
Map<String, String> map = new HashMap<>(columns.size());
for (Result result : results) {
for (String column : columns) {
String value = Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
map.put(column, value);
}
}
return map;
} finally {
recycle(table);
}
}
/**
* 返回指定行、列族的所有列数据，并以 {@link Map} 形式返回
*
* @param tableName 表名
* @param row 指定行
* @param family 列族
* @return /
*/
public Map<String, String> getFamilyMap(TableName tableName, String row, String family) throws Exception {
List<Get> gets = new ArrayList<>();
Get get = new Get(Bytes.toBytes(row));
gets.add(get);
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
Map<String, Map<String, String>> familyColumnMap = getAllFamilyMap(results, row);
return familyColumnMap.get(family);
} finally {
recycle(table);
}
}
/**
* 指定多个row进行批量查询
*
* @param tableName
* @param rows
* @param family
* @param columns
* @return
* @throws Exception
*/
public Map<String, Map<String, String>> getFamilyMapInRows(TableName tableName, List<String> rows, String family,
Collection<String> columns) throws Exception {
List<Get> gets = new ArrayList<>();
for (String row : rows) {
Get get = new Get(Bytes.toBytes(row));
for (String column : columns) {
get.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
gets.add(get);
}
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
Map<String, Map<String, String>> resultMap = new LinkedHashMap<>(gets.size());
for (Result result : results) {
Map<String, String> map = new HashMap<>(columns.size());
for (String column : columns) {
String value = Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
map.put(column, value);
}
resultMap.put(Bytes.toString(result.getRow()), map);
}
return resultMap;
} finally {
recycle(table);
}
}
/**
* 返回指定行、列族，列的数据，并以 {@link Map} 形式返回
*
* @param tableName 表名
* @param row 指定行
* @param familyColumns <列族, 要查询的列>
* @return /
*/
public Map<String, Map<String, String>> getMultiFamilyMap(TableName tableName, String row,
Map<String, Collection<String>> familyColumns) throws Exception {
if (MapUtil.isEmpty(familyColumns)) {
return getMultiFamilyMap(tableName, row);
}
List<Get> gets = new ArrayList<>();
Get get = new Get(Bytes.toBytes(row));
for (Map.Entry<String, Collection<String>> entry : familyColumns.entrySet()) {
String family = entry.getKey();
Collection<String> columns = entry.getValue();
if (CollectionUtil.isNotEmpty(columns)) {
for (String column : columns) {
get.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
}
}
gets.add(get);
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
Map<String, Map<String, String>> map = new HashMap<>(familyColumns.size());
for (Result result : results) {
if (result == null || result.isEmpty()) {
continue;
}
familyColumns.forEach((family, columns) -> {
Map<String, String> kvMap = new HashMap<>();
if (CollectionUtil.isNotEmpty(columns)) {
for (String column : columns) {
String value =
Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
kvMap.put(column, value);
}
}
map.put(family, kvMap);
});
}
return map;
} finally {
recycle(table);
}
}
/**
* 返回指定行所有列族的数据，并以 {@link Map} 形式返回
*
* @param tableName 表名
* @param row 指定行
* @return /
*/
public Map<String, Map<String, String>> getMultiFamilyMap(TableName tableName, String row) throws Exception {
List<Get> gets = new ArrayList<>();
Get get = new Get(Bytes.toBytes(row));
gets.add(get);
Table table = getTable(tableName);
try {
Result[] results = table.get(gets);
return getAllFamilyMap(results, row);
} finally {
recycle(table);
}
}
private Map<String, Map<String, String>> getAllFamilyMap(Result[] results, String row) {
Map<String, Map<String, Map<String, String>>> rowFamilyColumnMap = getAllFamilyMapInRows(results);
if (MapUtil.isEmpty(rowFamilyColumnMap)) {
return new HashMap<>(0);
}
return rowFamilyColumnMap.get(row);
}
public HBaseRowData getRowData(TableName tableName, String row, Map<String, Collection<String>> familyColumns)
throws Exception {
Map<String, Map<String, String>> familyColumnMap = getMultiFamilyMap(tableName, row, familyColumns);
return HBaseRowData.buildByMap(row, null, familyColumnMap);
}
/**
* 指定起止行、列族、多个列、{@link Filter}，进行范围查询
*
* @param tableName 表
* @param startRow 起始行
* @param stopRow 结束行
* @param stopRow rowInclude 控制范围闭合条件[startRowInclude, endRowInclude],默认左闭右开
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @param operator filter执行条件
* @param filters {@link Filter} 实体
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String startRow, String stopRow,
boolean[] rowInclude, String family, Collection<String> columns, FilterList.Operator operator,
Filter... filters) throws Exception {
Scan scan = new Scan();
fillColumnsToScan(family, columns, scan);
boolean startRowInclude = true, endRowInclude = false;
if (null != rowInclude || rowInclude.length == 2) {
startRowInclude = rowInclude[0];
endRowInclude = rowInclude[1];
}
scan.withStartRow(Bytes.toBytes(startRow), startRowInclude);
scan.withStopRow(Bytes.toBytes(stopRow), endRowInclude);
if (ArrayUtil.isNotEmpty(filters)) {
FilterList filterList = new FilterList(filters);
scan.setFilter(filterList);
}
return scanFamilyMap(tableName, scan, family, columns);
}
/**
* 指定列族、多个列，进行全表范围查询
*
* @param tableName 表名
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String family,
Collection<String> columns)
throws Exception {
HBaseFamilyRequest request = new HBaseFamilyRequest();
request.setFamily(family)
.setColumns(columns)
.setTableName(tableName.getNameAsString())
.setReversed(true);
return scanFamilyMap(request);
}
/**
* 指定起止行、列族、多个列，进行范围查询
*
* @param startRow 起始行
* @param stopRow 结束行
* @param tableName 表名
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String startRow, String stopRow,
String family, Collection<String> columns) throws Exception {
HBaseFamilyRequest request = new HBaseFamilyRequest();
request.setFamily(family)
.setColumns(columns)
.setTableName(tableName.getNameAsString())
.setStartRow(startRow)
.setStopRow(stopRow)
.setReversed(true);
return scanFamilyMap(request);
}
/**
* 指定列族、多个列、{@link Filter}，进行全表范围查询
*
* @param tableName 表名
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @param filter {@link Filter} 实体
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String family,
Collection<String> columns,
Filter filter) throws Exception {
HBaseFamilyRequest request = new HBaseFamilyRequest();
request.setFamily(family)
.setColumns(columns)
.setTableName(tableName.getNameAsString())
.setReversed(true)
.addFilter(filter);
return scanFamilyMap(request);
}
/**
* 指定起止行、列族、多个列、{@link Filter}，进行范围查询
*
* @param startRow 起始行
* @param stopRow 结束行
* @param tableName 表名
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @param filter {@link Filter} 实体
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String startRow, String stopRow,
String family, Collection<String> columns, Filter filter) throws Exception {
HBaseFamilyRequest request = new HBaseFamilyRequest();
request.setFamily(family)
.setColumns(columns)
.setTableName(tableName.getNameAsString())
.setStartRow(startRow)
.setStopRow(stopRow)
.setReversed(true)
.addFilter(filter);
return scanFamilyMap(request);
}
/**
* 指定起止写入时间、列族、多个列、{@link Filter}，进行范围查询
* <p>
* 注：根据时间范围查询时，会强制按时序倒序排列
*
* @param tableName 表名
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @param minStamp 起始写入时间
* @param maxStamp 结束写入时间
* @param filter {@link Filter} 实体
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, String family,
Collection<String> columns,
long minStamp, long maxStamp, Filter filter) throws Exception {
HBaseFamilyRequest request = new HBaseFamilyRequest();
request.setFamily(family)
.setColumns(columns)
.setTableName(tableName.getNameAsString())
.setMinTimeStamp(minStamp)
.setMaxTimeStamp(maxStamp)
.setReversed(true)
.addFilter(filter);
return scanFamilyMap(request);
}
/**
* 返回匹配请求条件的数据、{@link Filter}，进行范围查询
* <p>
* 注：根据时间范围查询时，会强制按时序倒序排列
*
* @param request {@link HBaseFamilyRequest} 请求条件
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(HBaseFamilyRequest request) throws Exception {
return scanFamilyMap(TableName.valueOf(request.getTableName()),
request.toScan(), request.getFamily(), request.getColumns());
}
/**
* 指定列族、多个列、{@link Scan}，进行范围查询
*
* @param tableName 表名
* @param scan {@link Scan} 实体
* @param family 列族
* @param columns 将要返回的列（未指定的列不会返回）
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, String>> scanFamilyMap(TableName tableName, Scan scan,
String family, Collection<String> columns) throws Exception {
Table table = getTable(tableName);
ResultScanner scanner = null;
try {
scanner = table.getScanner(scan);
Map<String, Map<String, String>> map = new LinkedHashMap<>();
for (Result result : scanner) {
Map<String, String> columnMap = new HashMap<>(columns.size());
for (String column : columns) {
String value = Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
columnMap.put(column, value);
}
map.put(Bytes.toString(result.getRow()), columnMap);
}
return map;
} finally {
IoUtil.close(scanner);
recycle(table);
}
}
private static void fillColumnsToScan(String family, Collection<String> columns, Scan scan) {
if (StrUtil.isNotBlank(family) && CollectionUtil.isNotEmpty(columns)) {
for (String column : columns) {
scan.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
}
}
/**
* 指定多个列族，每个列族包含的列、{@link Scan}，进行范围查询
*
* @param tableName 表名
* @param scan {@link Scan} 实体
* @param familyColumns 列族, 列族所包含的列
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列族；三级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, Map<String, String>>> scanMultiFamilyMap(TableName tableName, Scan scan,
Map<String, Collection<String>> familyColumns) throws Exception {
if (MapUtil.isEmpty(familyColumns)) {
return scanMultiFamilyMap(tableName, scan);
}
Table table = getTable(tableName);
ResultScanner scanner = null;
try {
scanner = table.getScanner(scan);
Map<String, Map<String, Map<String, String>>> familyKvDataMap = new LinkedHashMap<>();
for (Result result : scanner) {
Map<String, Map<String, String>> familyMap = new HashMap<>();
familyColumns.forEach((family, columns) -> {
Map<String, String> columnMap = new HashMap<>();
if (CollectionUtil.isNotEmpty(columns)) {
for (String column : columns) {
String value = Bytes.toString(result.getValue(Bytes.toBytes(family),
Bytes.toBytes(column)));
columnMap.put(column, value);
}
}
familyMap.put(family, columnMap);
});
familyKvDataMap.put(Bytes.toString(result.getRow()), familyMap);
}
return familyKvDataMap;
} finally {
IoUtil.close(scanner);
recycle(table);
}
}
/**
* 返回匹配 {@link Scan} 的所有列族的数据
*
* @param tableName 表名
* @param scan {@link Scan} 实体
* @return 一级 Map 的 key 是 Row Key；二级 Map 的 key 是列族；三级 Map 的 key 是列，value 是列值
*/
public Map<String, Map<String, Map<String, String>>> scanMultiFamilyMap(TableName tableName, Scan scan)
throws Exception {
Table table = getTable(tableName);
ResultScanner scanner = null;
try {
scanner = table.getScanner(scan);
Result[] results = ArrayUtil.toArray(scanner, Result.class);
return getAllFamilyMapInRows(results);
} finally {
IoUtil.close(scanner);
recycle(table);
}
}
public Map<String, Map<String, Map<String, String>>> scanMultiFamilyMap(HBaseMultiFamilyRequest request)
throws Exception {
return scanMultiFamilyMap(TableName.valueOf(request.getTableName()), request.toScan(),
request.getFamilyColumns());
}
private Map<String, Map<String, Map<String, String>>> getAllFamilyMapInRows(Result[] results) {
Map<String, Map<String, Map<String, String>>> rowFamilyColumnMap = new HashMap<>();
for (Result result : results) {
if (result == null || result.isEmpty()) {
continue;
}
Map<String, Map<String, String>> familyColumnMap = new HashMap<>();
for (Cell cell : result.listCells()) {
String family = Bytes.toString(CellUtil.cloneFamily(cell));
if (!familyColumnMap.containsKey(family)) {
familyColumnMap.put(family, new HashMap<>());
}
String column = Bytes.toString(CellUtil.cloneQualifier(cell));
String value = Bytes.toString(CellUtil.cloneValue(cell));
familyColumnMap.get(family).put(column, value);
}
rowFamilyColumnMap.put(Bytes.toString(result.getRow()), familyColumnMap);
}
return rowFamilyColumnMap;
}
/**
* 扫描（scan）一个列族的数据，并返回列表记录
*
* @param request 单列族请求
* @return /
*/
public List<HBaseRowData> listRowData(HBaseFamilyRequest request) throws Exception {
Map<String, Map<String, String>> rowColumnMap = scanFamilyMap(request);
return HBaseRowData.toRowList(request.getFamily(), rowColumnMap);
}
/**
* 扫描（scan）多个列族的数据，并返回列表记录
*
* @param request 多列族请求
* @return /
*/
public List<HBaseRowData> listRowData(HBaseMultiFamilyRequest request) throws Exception {
Map<String, Map<String, Map<String, String>>> map = scanMultiFamilyMap(request);
return HBaseRowData.toRowList(map);
}
public PageData<HBaseRowData> pageRowData(HBaseMultiFamilyRequest request) throws Exception {
return pageRowData(TableName.valueOf(request.getTableName()), request.getFamilyColumns(),
request.getPageNo(), request.getPageSize(), request.toScan());
}
public PageData<HBaseRowData> pageRowData(TableName tableName,
Map<String, Collection<String>> familyColumns, Integer pageNo, Integer pageSize, Scan scan) throws Exception {
Table table = getTable(tableName);
Map<String, Map<String, Map<String, String>>> rowMap = new HashMap<>();
int page = 1;
byte[] lastRow = null;
long total = 0L;
while (true) {
if (lastRow != null) {
scan.withStartRow(lastRow, false);
}
ResultScanner rs = table.getScanner(scan);
Iterator<Result> it = rs.iterator();
int count = 0;
while (it.hasNext()) {
Result result = it.next();
if (pageNo == page) {
fillRowMap(result, familyColumns, rowMap);
}
lastRow = result.getRow();
count++;
}
page++;
rs.close();
total += count;
if (count == 0) {
break;
}
}
recycle(table);
List<HBaseRowData> content = HBaseRowData.toRowList(rowMap);
return new PageData<>(pageNo, pageSize, total, content);
}
private void fillRowMap(Result result, Map<String, Collection<String>> familyColumns,
Map<String, Map<String, Map<String, String>>> rowMap) {
String row = Bytes.toString(result.getRow());
if (row == null) {
return;
}
Map<String, Map<String, String>> familyMap;
if (MapUtil.isEmpty(familyColumns)) {
familyMap = new HashMap<>();
for (Cell cell : result.listCells()) {
String family = Bytes.toString(CellUtil.cloneFamily(cell));
if (!familyMap.containsKey(family)) {
familyMap.put(family, new HashMap<>());
}
String column = Bytes.toString(CellUtil.cloneQualifier(cell));
String value = Bytes.toString(CellUtil.cloneValue(cell));
familyMap.get(family).put(column, value);
}
} else {
familyMap = new HashMap<>(familyColumns.size());
familyColumns.forEach((family, columns) -> {
if (CollectionUtil.isNotEmpty(columns)) {
Map<String, String> columnMap = new HashMap<>(columns.size());
for (String column : columns) {
String value = Bytes.toString(result.getValue(Bytes.toBytes(family), Bytes.toBytes(column)));
columnMap.put(column, value);
}
familyMap.put(family, columnMap);
}
});
}
rowMap.put(row, familyMap);
}
public void dumpResult(Result result) {
for (Cell cell : result.rawCells()) {
String msg = StrUtil.format("Cell: {}, Value: {}", cell,
Bytes.toString(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()));
System.out.println(msg);
}
}
private void recycle(Table table) {
if (null == table) {
return;
}
IoUtil.close(table);
}
}

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@ -1,84 +0,0 @@
package io.github.dunwu.javadb.hbase;
/**
* HBase Cell 实体
* @author Zhang Peng
* @since 2019-03-04
*/
public class HbaseCellEntity {
private String table;
private String row;
private String colFamily;
private String col;
private String val;
public HbaseCellEntity() {
}
public HbaseCellEntity(String row, String colFamily, String col, String val) {
this.row = row;
this.colFamily = colFamily;
this.col = col;
this.val = val;
}
public HbaseCellEntity(String table, String row, String colFamily, String col, String val) {
this.table = table;
this.row = row;
this.colFamily = colFamily;
this.col = col;
this.val = val;
}
public String getTable() {
return table;
}
public void setTable(String table) {
this.table = table;
}
public String getRow() {
return row;
}
public void setRow(String row) {
this.row = row;
}
public String getColFamily() {
return colFamily;
}
public void setColFamily(String colFamily) {
this.colFamily = colFamily;
}
public String getCol() {
return col;
}
public void setCol(String col) {
this.col = col;
}
public String getVal() {
return val;
}
public void setVal(String val) {
this.val = val;
}
@Override
public String toString() {
return "HbaseCellEntity{" + "table='" + table + '\'' + ", row='" + row + '\'' + ", colFamily='" + colFamily
+ '\'' + ", col='" + col + '\'' + ", val='" + val + '\'' + '}';
}
}

369
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@ -1,369 +0,0 @@
package io.github.dunwu.javadb.hbase;
import io.github.dunwu.tool.util.PropertiesUtil;
import org.apache.commons.lang.StringUtils;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.*;
import org.apache.hadoop.hbase.client.*;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
/**
* HBase 服务实现类
* @author Zhang Peng
* @since 2019-03-01
*/
public class HbaseHelper {
private static final String FIRST_CONFIG = "classpath://config//hbase.properties";
private static final String SECOND_CONFIG = "classpath://application.properties";
private HbaseProperties hbaseProperties;
private Connection connection;
public HbaseHelper() throws Exception {
// 初始化参数
Properties properties = loadConfigFile();
if (properties == null) {
throw new Exception("读取 Hbase 配置失败，无法建立连接");
}
Boolean enable = PropertiesUtil.getBoolean(properties, HBaseConstant.HBASE_ENABLE.key(), true);
if (!enable) {
return;
}
String quorum = PropertiesUtil.getString(properties, HBaseConstant.HBASE_ZOOKEEPER_QUORUM.key(), "");
String hbaseMaster = PropertiesUtil.getString(properties, HBaseConstant.HBASE_MASTER.key(), "");
String clientPort =
PropertiesUtil.getString(properties, HBaseConstant.HBASE_ZOOKEEPER_PROPERTY_CLIENTPORT.key(), "");
String znodeParent = PropertiesUtil.getString(properties, HBaseConstant.ZOOKEEPER_ZNODE_PARENT.key(), "");
String maxThreads = PropertiesUtil.getString(properties, HBaseConstant.HBASE_HCONNECTION_THREADS_MAX.key(), "");
String coreThreads =
PropertiesUtil.getString(properties, HBaseConstant.HBASE_HCONNECTION_THREADS_CORE.key(), "");
String columnFamily = PropertiesUtil.getString(properties, HBaseConstant.HBASE_COLUMN_FAMILY.key(), "");
String hbaseExecutorsNum = PropertiesUtil.getString(properties, HBaseConstant.HBASE_EXECUTOR_NUM.key(), "10");
String ipcPoolSize = PropertiesUtil.getString(properties, HBaseConstant.HBASE_IPC_POOL_SIZE.key(), "1");
hbaseProperties =
new HbaseProperties(hbaseMaster, quorum, clientPort, znodeParent, maxThreads, coreThreads, columnFamily,
hbaseExecutorsNum, ipcPoolSize);
init(hbaseProperties);
}
private Properties loadConfigFile() {
Properties properties = null;
try {
properties = PropertiesUtil.loadFromFile(FIRST_CONFIG);
} catch (Exception e) {
e.printStackTrace();
}
if (properties == null) {
try {
properties = PropertiesUtil.loadFromFile(SECOND_CONFIG);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
return properties;
}
private void init(HbaseProperties hbaseProperties) throws Exception {
try {
// @formatter:off
Configuration configuration = HBaseConfiguration.create();
configuration.set(HBaseConstant.HBASE_ZOOKEEPER_QUORUM.key(), hbaseProperties.getQuorum());
configuration.set(HBaseConstant.HBASE_MASTER.key(), hbaseProperties.getHbaseMaster());
configuration.set(HBaseConstant.HBASE_ZOOKEEPER_PROPERTY_CLIENTPORT.key(),
hbaseProperties.getClientPort());
configuration.set(HBaseConstant.HBASE_HCONNECTION_THREADS_MAX.key(),
hbaseProperties.getMaxThreads());
configuration.set(HBaseConstant.HBASE_HCONNECTION_THREADS_CORE.key(),
hbaseProperties.getCoreThreads());
configuration.set(HBaseConstant.ZOOKEEPER_ZNODE_PARENT.key(), hbaseProperties.getZnodeParent());
configuration.set(HBaseConstant.HBASE_COLUMN_FAMILY.key(), hbaseProperties.getColumnFamily());
configuration.set(HBaseConstant.HBASE_IPC_POOL_SIZE.key(), hbaseProperties.getIpcPoolSize());
// @formatter:on
connection = ConnectionFactory.createConnection(configuration);
} catch (Exception e) {
throw new Exception("hbase链接未创建", e);
}
}
public HbaseHelper(HbaseProperties hbaseProperties) throws Exception {
this.hbaseProperties = hbaseProperties;
init(hbaseProperties);
}
public void destory() {
if (connection != null) {
try {
connection.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public HTableDescriptor[] listTables() throws Exception {
return listTables(null);
}
public HTableDescriptor[] listTables(String tableName) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
HTableDescriptor[] hTableDescriptors = new HTableDescriptor[0];
try {
if (StringUtils.isEmpty(tableName)) {
hTableDescriptors = connection.getAdmin().listTables();
} else {
hTableDescriptors = connection.getAdmin().listTables(tableName);
}
} catch (IOException e) {
throw new Exception("执行失败", e);
}
return hTableDescriptors;
}
/**
* 创建表
* <p>
* 等价于：
* <ul>
* <li>create 'tablename','family1','family2','family3'...</li>
* </ul>
*/
public void createTable(String tableName) throws Exception {
createTable(tableName, new String[] {hbaseProperties.getColumnFamily()});
}
/**
* 创建表
* <p>
* 等价于：
* <ul>
* <li>create 'tablename','family1','family2','family3'...</li>
* </ul>
*/
public void createTable(String tableName, String[] colFamilies) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
try {
TableName tablename = TableName.valueOf(tableName);
// 如果表存在，先删除
if (connection.getAdmin().isTableAvailable(tablename)) {
dropTable(tableName);
}
HTableDescriptor tableDescriptor = new HTableDescriptor(tablename);
for (String famliy : colFamilies) {
tableDescriptor.addFamily(new HColumnDescriptor(famliy));
}
connection.getAdmin().createTable(tableDescriptor);
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* 删除表
* <p>
* 等价于：
* <ul>
* <li>disable 'tablename'</li>
* <li>drop 't1'</li>
* </ul>
* @param name
*/
public void dropTable(String name) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
Admin admin = null;
try {
admin = connection.getAdmin();
TableName tableName = TableName.valueOf(name);
// 如果表存在，先删除
if (admin.isTableAvailable(tableName)) {
admin.disableTable(tableName);
admin.deleteTable(tableName);
}
} catch (IOException e) {
e.printStackTrace();
}
}
private Put toPut(HbaseCellEntity hBaseTableDTO) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
Put put = new Put(Bytes.toBytes(hBaseTableDTO.getRow()));
put.addColumn(Bytes.toBytes(hBaseTableDTO.getColFamily()), Bytes.toBytes(hBaseTableDTO.getCol()),
Bytes.toBytes(hBaseTableDTO.getVal()));
return put;
}
public void delete(String tableName, String rowKey) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
Table table = null;
try {
table = connection.getTable(TableName.valueOf(tableName));
Delete delete = new Delete(Bytes.toBytes(rowKey));
table.delete(delete);
} catch (IOException e) {
e.printStackTrace();
throw new Exception("delete失败");
}
}
public String resultToString(Result result) {
if (result == null) {
return null;
}
Cell[] cells = result.rawCells();
StringBuilder sb = new StringBuilder();
for (Cell cell : cells) {
sb.append("{ ");
sb.append("RowName -> ").append(new String(CellUtil.cloneRow(cell)));
sb.append(", Timetamp -> ").append(cell.getTimestamp());
sb.append(", Column Family -> ").append(new String(CellUtil.cloneFamily(cell)));
sb.append(", Row Name -> ").append(new String(CellUtil.cloneQualifier(cell)));
sb.append(", value -> ").append(new String(CellUtil.cloneValue(cell)));
sb.append(" }\n");
}
return sb.toString();
}
public Result get(String tableName, String rowKey) throws Exception {
return get(tableName, rowKey, null, null);
}
public Result get(String tableName, String rowKey, String colFamily, String qualifier) throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
if (connection.isClosed()) {
throw new Exception("hbase 连接已关闭");
}
if (StringUtils.isEmpty(tableName) || StringUtils.isEmpty(rowKey)) {
return null;
}
Result result = null;
try {
Table table = connection.getTable(TableName.valueOf(tableName));
Get get = new Get(Bytes.toBytes(rowKey));
if (StringUtils.isNotEmpty(colFamily)) {
if (StringUtils.isNotEmpty(qualifier)) {
get.addColumn(Bytes.toBytes(colFamily), Bytes.toBytes(qualifier));
} else {
get.addFamily(Bytes.toBytes(colFamily));
}
}
result = table.get(get);
} catch (IOException e) {
throw new Exception("查询时发生异常");
}
return result;
}
public Result get(String tableName, String rowKey, String colFamily) throws Exception {
return get(tableName, rowKey, colFamily, null);
}
public Result[] scan(String tableName) throws Exception {
return scan(tableName, null, null, null, null);
}
public Result[] scan(String tableName, String colFamily, String qualifier, String startRow, String stopRow)
throws Exception {
if (connection == null) {
throw new Exception("hbase链接未创建");
}
if (StringUtils.isEmpty(tableName)) {
return null;
}
ResultScanner resultScanner = null;
List<Result> list = new ArrayList<>();
try {
Table table = connection.getTable(TableName.valueOf(tableName));
Scan scan = new Scan();
if (StringUtils.isNotEmpty(colFamily)) {
if (StringUtils.isNotEmpty(qualifier)) {
scan.addColumn(Bytes.toBytes(colFamily), Bytes.toBytes(qualifier));
}
scan.addFamily(Bytes.toBytes(colFamily));
}
if (StringUtils.isNotEmpty(startRow)) {
scan.setStartRow(Bytes.toBytes(startRow));
}
if (StringUtils.isNotEmpty(stopRow)) {
scan.setStopRow(Bytes.toBytes(stopRow));
}
resultScanner = table.getScanner(scan);
Result result = resultScanner.next();
while (result != null) {
list.add(result);
result = resultScanner.next();
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if (resultScanner != null) {
resultScanner.close();
}
}
return list.toArray(new Result[0]);
}
public Result[] scan(String tableName, String colFamily) throws Exception {
return scan(tableName, colFamily, null, null, null);
}
public Result[] scan(String tableName, String colFamily, String qualifier) throws Exception {
return scan(tableName, colFamily, qualifier, null, null);
}
private List<Result> resultScannerToResults(ResultScanner resultScanner) {
if (resultScanner == null) {
return null;
}
List<Result> list = new ArrayList<>();
Result result = null;
try {
result = resultScanner.next();
while (result != null) {
list.add(result);
result = resultScanner.next();
}
} catch (IOException e) {
e.printStackTrace();
}
return list;
}
public HbaseProperties getHbaseProperties() {
return hbaseProperties;
}
}

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package io.github.dunwu.javadb.hbase;
import java.io.Serializable;
/**
* Hbase 配置参数管理对象
* @author Zhang Peng
*/
public class HbaseProperties implements Serializable {
private static final long serialVersionUID = 2930639554689310736L;
private String hbaseMaster;
private String quorum;
private String clientPort;
private String znodeParent;
private String maxThreads;
private String coreThreads;
private String columnFamily;
private String hbaseExecutorsNum = "10";
private String ipcPoolSize;
public HbaseProperties() {
}
public HbaseProperties(String hbaseMaster, String quorum, String clientPort, String znodeParent, String maxThreads,
String coreThreads, String columnFamily, String hbaseExecutorsNum, String ipcPoolSize) {
this.hbaseMaster = hbaseMaster;
this.quorum = quorum;
this.clientPort = clientPort;
this.znodeParent = znodeParent;
this.maxThreads = maxThreads;
this.coreThreads = coreThreads;
this.columnFamily = columnFamily;
this.hbaseExecutorsNum = hbaseExecutorsNum;
this.ipcPoolSize = ipcPoolSize;
}
public String getHbaseMaster() {
return hbaseMaster;
}
public void setHbaseMaster(String hbaseMaster) {
this.hbaseMaster = hbaseMaster;
}
public String getQuorum() {
return quorum;
}
public void setQuorum(String quorum) {
this.quorum = quorum;
}
public String getClientPort() {
return clientPort;
}
public void setClientPort(String clientPort) {
this.clientPort = clientPort;
}
public String getZnodeParent() {
return znodeParent;
}
public void setZnodeParent(String znodeParent) {
this.znodeParent = znodeParent;
}
public String getMaxThreads() {
return maxThreads;
}
public void setMaxThreads(String maxThreads) {
this.maxThreads = maxThreads;
}
public String getCoreThreads() {
return coreThreads;
}
public void setCoreThreads(String coreThreads) {
this.coreThreads = coreThreads;
}
public String getColumnFamily() {
return columnFamily;
}
public void setColumnFamily(String columnFamily) {
this.columnFamily = columnFamily;
}
public String getHbaseExecutorsNum() {
return hbaseExecutorsNum;
}
public void setHbaseExecutorsNum(String hbaseExecutorsNum) {
this.hbaseExecutorsNum = hbaseExecutorsNum;
}
public String getIpcPoolSize() {
return ipcPoolSize;
}
public void setIpcPoolSize(String ipcPoolSize) {
this.ipcPoolSize = ipcPoolSize;
}
@Override
public String toString() {
return "HbaseProperties{" + "quorum='" + quorum + '\'' + ", clientPort='" + clientPort + '\''
+ ", znodeParent='" + znodeParent + '\'' + ", maxThreads='" + maxThreads + '\'' + ", coreThreads='"
+ coreThreads + '\'' + ", columnFamily='" + columnFamily + '\'' + ", hbaseExecutorsNum='"
+ hbaseExecutorsNum + '\'' + '}';
}
}

94
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/BaseFamilyRequest.java 100644
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@ -0,0 +1,94 @@
package io.github.dunwu.javadb.hbase.entity;
import cn.hutool.core.util.StrUtil;
import lombok.Data;
import lombok.experimental.Accessors;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.filter.Filter;
import org.apache.hadoop.hbase.filter.FilterList;
import org.apache.hadoop.hbase.filter.PageFilter;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* HBase 封装请求参数
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-05-19
*/
@Data
@Accessors(chain = true)
public class BaseFamilyRequest {
/**
* 表名
*/
protected String tableName;
/**
* 起始 row
*/
protected String startRow;
/**
* 结束 row
*/
protected String stopRow;
/**
* 起始时间
*/
protected Long minTimeStamp;
/**
* 结束时间
*/
protected Long maxTimeStamp;
/**
* 是否降序
*/
protected boolean reversed = false;
/**
* 页号
*/
protected Integer pageNo;
/**
* 默认的每页记录数大小（pageNo!=null时才使用）
*/
protected Integer pageSize = 10;
/**
* 过滤器列表
*/
protected List<Filter> filters = new ArrayList<>();
public void addFilter(Filter filter) {
this.filters.add(filter);
}
public Scan toScan() throws IOException {
Scan scan = new Scan();
scan.setReversed(reversed);
if (StrUtil.isNotBlank(startRow)) {
scan.withStartRow(Bytes.toBytes(startRow), true);
}
if (StrUtil.isNotBlank(stopRow)) {
scan.withStartRow(Bytes.toBytes(stopRow), false);
}
if (minTimeStamp != null && maxTimeStamp != null) {
scan.setTimeRange(minTimeStamp, maxTimeStamp);
}
if (pageNo != null) {
PageFilter pageFilter = new PageFilter(pageSize);
filters.add(pageFilter);
// 缓存1000条数据
scan.setCaching(1000);
scan.setCacheBlocks(false);
}
FilterList filterList = new FilterList();
for (Filter filter : filters) {
filterList.addFilter(filter);
}
scan.setFilter(filterList);
return scan;
}
}

37
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/HBaseFamilyData.java 100644
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package io.github.dunwu.javadb.hbase.entity;
import cn.hutool.core.map.MapUtil;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import java.util.HashMap;
import java.util.Map;
/**
* HBase 列族数据结构
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-05-19
*/
@Data
@NoArgsConstructor
@AllArgsConstructor
public class HBaseFamilyData {
private String family;
private Map<String, String> columnMap;
public static Map<String, HBaseFamilyData> toFamilyMap(Map<String, Map<String, String>> map) {
if (MapUtil.isEmpty(map)) {
return new HashMap<>(0);
}
Map<String, HBaseFamilyData> familyMap = new HashMap<>(map.size());
map.forEach((family, columnMap) -> {
familyMap.put(family, new HBaseFamilyData(family, columnMap));
});
return familyMap;
}
}

37
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/HBaseFamilyRequest.java 100644
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@ -0,0 +1,37 @@
package io.github.dunwu.javadb.hbase.entity;
import cn.hutool.core.collection.CollectionUtil;
import lombok.Data;
import lombok.experimental.Accessors;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
/**
* HBase 封装请求参数
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-05-19
*/
@Data
@Accessors(chain = true)
public class HBaseFamilyRequest extends BaseFamilyRequest {
private String family;
private Collection<String> columns = new ArrayList<>();
@Override
public Scan toScan() throws IOException {
Scan scan = super.toScan();
if (CollectionUtil.isNotEmpty(this.getColumns())) {
for (String column : columns) {
scan.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
}
return scan;
}
}

59
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/HBaseMultiFamilyRequest.java 100644
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@ -0,0 +1,59 @@
package io.github.dunwu.javadb.hbase.entity;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.map.MapUtil;
import lombok.Data;
import lombok.experimental.Accessors;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.IOException;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
/**
* HBase 封装请求参数
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-05-19
*/
@Data
@Accessors(chain = true)
public class HBaseMultiFamilyRequest extends BaseFamilyRequest {
/**
* 列族, 列族所包含的列（不可为空）
*/
private final Map<String, Collection<String>> familyColumns = new HashMap<>();
public HBaseMultiFamilyRequest addFamilyColumn(String family, Collection<String> columns) {
this.familyColumns.put(family, columns);
return this;
}
public HBaseMultiFamilyRequest addFamilyColumns(Map<String, Collection<String>> familyColumns) {
if (MapUtil.isNotEmpty(familyColumns)) {
this.familyColumns.putAll(familyColumns);
}
return this;
}
@Override
public Scan toScan() throws IOException {
Scan scan = super.toScan();
if (MapUtil.isNotEmpty(familyColumns)) {
for (Map.Entry<String, Collection<String>> entry : familyColumns.entrySet()) {
String family = entry.getKey();
Collection<String> columns = entry.getValue();
if (CollectionUtil.isNotEmpty(columns)) {
for (String column : columns) {
scan.addColumn(Bytes.toBytes(family), Bytes.toBytes(column));
}
}
}
}
return scan;
}
}

98
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/HBaseRowData.java 100644
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@ -0,0 +1,98 @@
package io.github.dunwu.javadb.hbase.entity;
import cn.hutool.core.map.MapUtil;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
* HBase 行数据结构
*
* @author <a href="mailto:forbreak@163.com">Zhang Peng</a>
* @date 2023-05-19
*/
@Data
@NoArgsConstructor
@AllArgsConstructor
public class HBaseRowData {
private String row;
private Long timestamp;
private Map<String, HBaseFamilyData> familyMap = new HashMap<>();
public Map<String, Map<String, String>> toMap() {
return toMap(this);
}
public static HBaseRowData build(String row, Long timestamp, Map<String, HBaseFamilyData> familyMap) {
return new HBaseRowData(row, timestamp, familyMap);
}
public static HBaseRowData buildByMap(String row, Long timestamp, Map<String, Map<String, String>> map) {
return new HBaseRowData(row, timestamp, HBaseFamilyData.toFamilyMap(map));
}
public static Map<String, Map<String, String>> toMap(HBaseRowData data) {
if (data == null || MapUtil.isEmpty(data.getFamilyMap())) {
return new HashMap<>(0);
}
Map<String, Map<String, String>> map = new HashMap<>(data.getFamilyMap().size());
data.getFamilyMap().forEach((family, familyData) -> {
map.put(family, familyData.getColumnMap());
});
return map;
}
public static Map<String, HBaseRowData> toRowMap(Map<String, Map<String, Map<String, String>>> rowMultiFamilyMap) {
if (MapUtil.isEmpty(rowMultiFamilyMap)) {
return new HashMap<>(0);
}
Map<String, HBaseRowData> rowDataMap = new HashMap<>(rowMultiFamilyMap.size());
rowMultiFamilyMap.forEach((row, familyDataMap) -> {
Map<String, HBaseFamilyData> familyMap = HBaseFamilyData.toFamilyMap(familyDataMap);
rowDataMap.put(row, new HBaseRowData(row, null, familyMap));
});
return rowDataMap;
}
public static List<HBaseRowData> toRowList(Map<String, Map<String, Map<String, String>>> rowMultiFamilyMap) {
Map<String, HBaseRowData> rowMap = toRowMap(rowMultiFamilyMap);
if (MapUtil.isEmpty(rowMap)) {
return new ArrayList<>();
}
return new ArrayList<>(rowMap.values());
}
public static Map<String, HBaseRowData> toRowMap(String family, Map<String, Map<String, String>> rowColumnMap) {
if (MapUtil.isEmpty(rowColumnMap)) {
return new HashMap<>(0);
}
Map<String, HBaseRowData> rowDataMap = new HashMap<>(rowColumnMap.size());
rowColumnMap.forEach((row, columnMap) -> {
HBaseFamilyData familyData = new HBaseFamilyData(family, columnMap);
Map<String, HBaseFamilyData> familyMap = new HashMap<>();
familyMap.put(family, familyData);
rowDataMap.put(row, new HBaseRowData(row, null, familyMap));
});
return rowDataMap;
}
public static List<HBaseRowData> toRowList(String family, Map<String, Map<String, String>> rowColumnMap) {
Map<String, HBaseRowData> rowMap = toRowMap(family, rowColumnMap);
if (MapUtil.isEmpty(rowMap)) {
return new ArrayList<>();
}
return new ArrayList<>(rowMap.values());
}
}

29
codes/javadb/hbase/src/main/java/io/github/dunwu/javadb/hbase/entity/PageData.java 100644
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@ -0,0 +1,29 @@
package io.github.dunwu.javadb.hbase.entity;
import lombok.Data;
import java.util.Collection;
@Data
public class PageData<T> {
private Integer number;
private Integer size;
private Long total;
private Integer totalPages;
private Collection<T> content;
public PageData() { }
public PageData(Integer number, Integer size, Long total, Collection<T> content) {
this.number = number;
this.size = size;
this.total = total;
this.content = content;
}
public int getTotalPages() {
return this.getSize() == 0 ? 0 : (int) Math.ceil((double) this.total / (double) this.getSize());
}
}

109
codes/javadb/hbase/src/test/java/io/github/dunwu/javadb/hbase/HbaseHelperTest.java
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@ -1,109 +0,0 @@
package io.github.dunwu.javadb.hbase;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.client.Result;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* @author Zhang Peng
* @since 2019-03-29
*/
public class HbaseHelperTest {
private static HbaseHelper hbaseHelper;
@BeforeClass
public static void BeforeClass() {
try {
hbaseHelper = new HbaseHelper();
} catch (Exception e) {
e.printStackTrace();
}
}
@Test
public void listTable() throws Exception {
HTableDescriptor[] hTableDescriptors = hbaseHelper.listTables();
if (hTableDescriptors == null || hTableDescriptors.length <= 0) {
Assert.fail();
}
System.out.println("Tables：");
for (HTableDescriptor item : hTableDescriptors) {
System.out.println(item.getTableName());
}
}
@Test
public void createTable() throws Exception {
hbaseHelper.createTable("table1", new String[] {"columnFamliy1", "columnFamliy2"});
HTableDescriptor[] table1s = hbaseHelper.listTables("table1");
if (table1s == null || table1s.length <= 0) {
Assert.fail();
}
hbaseHelper.createTable("table2", new String[] {"columnFamliy1", "columnFamliy2"});
table1s = hbaseHelper.listTables("table2");
if (table1s == null || table1s.length <= 0) {
Assert.fail();
}
}
@Test
public void dropTable() throws Exception {
hbaseHelper.dropTable("table1");
HTableDescriptor[] table1s = hbaseHelper.listTables("table1");
if (table1s != null && table1s.length > 0) {
Assert.fail();
}
}
@Test
public void get() throws Exception {
Result result = hbaseHelper.get("table1", "row1");
System.out.println(hbaseHelper.resultToString(result));
result = hbaseHelper.get("table1", "row2", "columnFamliy1");
System.out.println(hbaseHelper.resultToString(result));
}
@Test
public void scan() throws Exception {
Result[] results = hbaseHelper.scan("table1");
System.out.println("HbaseUtil.scan(\"table1\") result: ");
if (results.length > 0) {
for (Result r : results) {
System.out.println(hbaseHelper.resultToString(r));
}
}
results = hbaseHelper.scan("table1", "columnFamliy1");
System.out.println("HbaseUtil.scan(\"table1\", \"columnFamliy1\" result: ");
if (results.length > 0) {
for (Result r : results) {
System.out.println(hbaseHelper.resultToString(r));
}
}
results = hbaseHelper.scan("table1", "columnFamliy1", "a");
System.out.println("HbaseUtil.scan(\"table1\", \"columnFamliy1\", \"a\") result: ");
if (results.length > 0) {
for (Result r : results) {
System.out.println(hbaseHelper.resultToString(r));
}
}
}
@Test
public void delete() throws Exception {
Result result = hbaseHelper.get("table1", "row1");
System.out.println(result.toString());
hbaseHelper.delete("table1", "row1");
result = hbaseHelper.get("table1", "row1");
System.out.println(result.toString());
}
}

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codes/javadb/hbase/src/test/resources/config/hbase.properties
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@ -1,7 +0,0 @@
hbase.enable = true
hbase.zookeeper.quorum = localhost,xxxx,xxxx
hbase.zookeeper.property.clientPort = 2181
zookeeper.znode.parent = /hbase
hbase.hconnection.threads.max = 256
hbase.hconnection.threads.core = 32
hbase.column.family = F