v1.6.15:配置任务执行的线程池

CONTRIBUTE.md

@@ -4,9 +4,18 @@
 
 ![代码贡献操作流程](images/contribute.png)
 
-## 二、代码格式  
+## 二、开发规范
 
-dbswitch使用java编码开发，这里以IDEA为例，指定使用google的代码风格，可将项目下的intellij-java-google-style.xml文件导入到IDEA中。
+### 1、编码规范
+
+请遵循阿里巴巴编码规范(Java)，IDEA推荐直接安装`Alibaba Java Coding Guidelines`
+插件: https://plugins.jetbrains.com/plugin/10046-alibaba-java-coding-guidelines
+
+### 2、代码格式
+
+dbswitch使用java编码开发，这里以IDEA为例，指定使用google的代码风格，可将项目下的intellij-java-google-style.xml文件导入到IDEA中，也可到如下地址进行下载：
+
+https://github.com/google/styleguide/blob/gh-pages/intellij-java-google-style.xml
 
 ![code style](images/code_style.png)
 
@@ -21,17 +30,26 @@ dbswitch使用java编码开发，这里以IDEA为例，指定使用google的代
 ### 2、Clone 自己的项目
 
 - (1) 拉取远端的代码到本地
+
 ```
-git clone -b dev https://gitee.com/tangyibo/dbswitch.git
+git clone -b master https://gitee.com/tangyibo/dbswitch.git
 cd dbswitch/
+git checkout -b dev
 ```
+
+**注：请替换上述中的tangyibo为您gitee的实际账号信息**
+
 - (2) 请正确配置自己的信息(此信息会包含在后面的commit提交信息中)
+
 ```
 git config --local user.name xxxx
 git config --local user.email xxxx@126.com
 ```
+
 **注：请替换上述中的xxxx为实际的信息**
+
 - (3) 配置远端dbswitch项目的名称(这里假设为upstream)
+
 ```
 git remote add upstream https://gitee.com/inrgihc/dbswitch.git
 ```
@@ -41,16 +59,19 @@ git remote add upstream https://gitee.com/inrgihc/dbswitch.git
 - (1) 在本地向自己的分支中提交代码:
 
 - (2) fetch 远端dbswitch的最新代码
+
 ```
 git fetch upstream master
 ```
 
 - (3) rebase 远端dbswitch的最新代码(处理可能存在的冲突)
+
 ```
 git rebase upstream/master
 ```
 
 - (4) push 本地代码到远端
+
 ```
 git push
 ```

build-docker/build_and_push_image.sh

@@ -2,7 +2,7 @@
 
 set -e 
 
-DBSWITCH_VERSION=1.6.15
+DBSWITCH_VERSION=1.6.16
 BUILD_DOCKER_DIR="$( cd "$( dirname "$0"  )" && pwd  )"
 PROJECT_ROOT_DIR=$( dirname "$BUILD_DOCKER_DIR")
 DOCKER_DBSWITCH_DIR=$BUILD_DOCKER_DIR/dbswitch

build-docker/install/docker-compose.yml

@@ -13,7 +13,7 @@ services:
       MYSQL_ROOT_HOST: '%'
   dbswitch:
     container_name: dbswitch_webui
-    image: inrgihc/dbswitch:1.6.15
+    image: inrgihc/dbswitch:1.6.16
     environment:
       MYSQLDB_HOST: dbswitch_mysqldb
       MYSQLDB_PORT: 3306

dbswitch-admin/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.gitee.dbswitch</groupId>
     <artifactId>dbswitch-parent</artifactId>
-    <version>1.6.15</version>
+    <version>1.6.16</version>
   </parent>
 
   <artifactId>dbswitch-admin</artifactId>

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/CorsConfig.java

@@ -13,7 +13,7 @@ import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.config.annotation.CorsRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
-@Configuration
+@Configuration("dbswitchCorsConfig")
 public class CorsConfig implements WebMvcConfigurer {
 
   @Override

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/ExecutorConfig.java

@@ -0,0 +1,35 @@
+package com.gitee.dbswitch.admin.config;
+
+import com.gitee.dbswitch.data.util.DataSourceUtils;
+import java.util.concurrent.ThreadPoolExecutor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.task.AsyncTaskExecutor;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+
+@Configuration("dbswitchExecutorConfig")
+public class ExecutorConfig {
+
+  public final static String TASK_EXECUTOR_BEAN_NAME = "migrationTaskExecutor";
+
+  /**
+   * 创建一个异步任务执行ThreadPoolTaskExecutor
+   *
+   * @return ThreadPoolTaskExecutor
+   */
+  @Bean(TASK_EXECUTOR_BEAN_NAME)
+  public AsyncTaskExecutor createTableMigrationTaskExecutor() {
+    ThreadPoolTaskExecutor taskExecutor = new ThreadPoolTaskExecutor();
+    taskExecutor.setCorePoolSize(DataSourceUtils.MAX_THREAD_COUNT);
+    taskExecutor.setMaxPoolSize(DataSourceUtils.MAX_THREAD_COUNT);
+    taskExecutor.setQueueCapacity(10000);
+    taskExecutor.setKeepAliveSeconds(1800);
+    taskExecutor.setDaemon(true);
+    taskExecutor.setThreadGroupName("dbswitch");
+    taskExecutor.setThreadNamePrefix("dbswitch-migration-");
+    taskExecutor.setBeanName(TASK_EXECUTOR_BEAN_NAME);
+    taskExecutor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
+    taskExecutor.initialize();
+    return taskExecutor;
+  }
+}

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/InterceptorConfig.java

@@ -29,7 +29,7 @@ import org.springframework.web.servlet.HandlerInterceptor;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
-@Configuration
+@Configuration("dbswitchInterceptorConfig")
 public class InterceptorConfig implements WebMvcConfigurer {
 
   @Override

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/QuartzConfig.java

@@ -25,7 +25,7 @@ import org.springframework.scheduling.quartz.SchedulerFactoryBean;
 import org.springframework.scheduling.quartz.SpringBeanJobFactory;
 
 @Slf4j
-@Configuration
+@Configuration("dbswitchQuartzConfig")
 public class QuartzConfig {
 
   @Bean
@@ -63,7 +63,6 @@ public class QuartzConfig {
     // Configure JobStore 作业存储配置
     /////////////////////////////////////
 
-    prop.put("org.quartz.jobStore.misfireThreshold", "60000");
     // 数据库方式 JobStore配置
     prop.put("org.quartz.jobStore.class", "org.quartz.impl.jdbcjobstore.JobStoreTX");
     //持久化方式配置数据驱动

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/SwaggerConfig.java

@@ -26,7 +26,7 @@ import springfox.documentation.spi.DocumentationType;
 import springfox.documentation.spring.web.plugins.Docket;
 import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
-@Configuration
+@Configuration("dbswitchSwaggerConfig")
 @EnableSwagger2
 public class SwaggerConfig {
 

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/config/WebMvcConfig.java

@@ -14,7 +14,7 @@ import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
-@Configuration
+@Configuration("dbswitchWebMvcConfig")
 public class WebMvcConfig implements WebMvcConfigurer {
 
   @Override

dbswitch-admin/src/main/java/com/gitee/dbswitch/admin/service/JobExecutorService.java

@@ -36,12 +36,15 @@ import org.quartz.JobExecutionException;
 import org.quartz.JobKey;
 import org.quartz.PersistJobDataAfterExecution;
 import org.quartz.UnableToInterruptJobException;
+import org.springframework.core.task.AsyncTaskExecutor;
 import org.springframework.scheduling.quartz.QuartzJobBean;
 
 /**
  * <p>
- * 如果你使用了@PersistJobDataAfterExecution注解，则强烈建议你同时使用@DisallowConcurrentExecution注 解，因为当同一个job（JobDetail）的两个实例被并发执行时，由于竞争，JobDataMap中存储的数据很可能是不确定的。
- * </p>
+ * 如果你使用了@PersistJobDataAfterExecution注解，则强烈建议你同时使用@DisallowConcurrentExecution注解，
+ * <p>
+ * 因为当同一个job（JobDetail）的两个实例被并发执行时，由于竞争，JobDataMap中存储的数据很可能是不确定的。
+ * <p>
  */
 @Slf4j
 @PersistJobDataAfterExecution
@@ -84,6 +87,9 @@ public class JobExecutorService extends QuartzJobBean implements InterruptableJo
   @Resource
   private AssignmentJobDAO assignmentJobDAO;
 
+  @Resource
+  private AsyncTaskExecutor migrationTaskExecutor;
+
   /**
    * 实现setter方法，Quartz会给成员变量taskId注入值
    *
@@ -146,7 +152,7 @@ public class JobExecutorService extends QuartzJobBean implements InterruptableJo
             properties.getTarget().setChangeDataSync(true);
           }
 
-          MigrationService mainService = new MigrationService(properties);
+          MigrationService mainService = new MigrationService(properties, migrationTaskExecutor);
           if (interrupted) {
             log.info("Quartz task id:{} interrupted when prepare stage", jobDataMap.getLong(TASK_ID));
             return;

dbswitch-common/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.gitee.dbswitch</groupId>
     <artifactId>dbswitch-parent</artifactId>
-    <version>1.6.15</version>
+    <version>1.6.16</version>
   </parent>
 
   <artifactId>dbswitch-common</artifactId>

dbswitch-core/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.gitee.dbswitch</groupId>
     <artifactId>dbswitch-parent</artifactId>
-    <version>1.6.15</version>
+    <version>1.6.16</version>
   </parent>
 
   <artifactId>dbswitch-core</artifactId>

dbswitch-core/src/main/java/com/gitee/dbswitch/core/database/AbstractDatabase.java

@@ -23,7 +23,7 @@ import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 import java.sql.Statement;
 import java.util.ArrayList;
-import java.util.HashSet;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Set;
 import org.apache.commons.lang3.StringUtils;
@@ -56,7 +56,7 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
 
   @Override
   public List<String> querySchemaList(Connection connection) {
-    Set<String> ret = new HashSet<>();
+    Set<String> ret = new LinkedHashSet<>();
     try (ResultSet schemas = connection.getMetaData().getSchemas()) {
       while (schemas.next()) {
         ret.add(schemas.getString("TABLE_SCHEM"));
@@ -70,7 +70,7 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
   @Override
   public List<TableDescription> queryTableList(Connection connection, String schemaName) {
     List<TableDescription> ret = new ArrayList<>();
-    Set<String> uniqueSet = new HashSet<>();
+    Set<String> uniqueSet = new LinkedHashSet<>();
     String[] types = new String[]{"TABLE", "VIEW"};
     try (ResultSet tables = connection.getMetaData()
         .getTables(this.catalogName, schemaName, "%", types)) {
@@ -106,7 +106,7 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
   @Override
   public List<String> queryTableColumnName(Connection connection, String schemaName,
       String tableName) {
-    Set<String> columns = new HashSet<>();
+    Set<String> columns = new LinkedHashSet<>();
     try (ResultSet rs = connection.getMetaData()
         .getColumns(this.catalogName, schemaName, tableName, null)) {
       while (rs.next()) {
@@ -145,14 +145,11 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
   @Override
   public List<String> queryTablePrimaryKeys(Connection connection, String schemaName,
       String tableName) {
-    Set<String> ret = new HashSet<>();
+    Set<String> ret = new LinkedHashSet<>();
     try (ResultSet primaryKeys = connection.getMetaData()
         .getPrimaryKeys(this.catalogName, schemaName, tableName)) {
       while (primaryKeys.next()) {
-        String name = primaryKeys.getString("COLUMN_NAME");
-        if (!ret.contains(name)) {
-          ret.add(name);
-        }
+        ret.add(primaryKeys.getString("COLUMN_NAME"));
       }
       return new ArrayList<>(ret);
     } catch (SQLException e) {
@@ -187,11 +184,11 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
           List<Object> row = new ArrayList<>(count);
           for (int i = 1; i <= count; i++) {
             Object value = rs.getObject(i);
-            if (value != null && value instanceof byte[]) {
+            if (value instanceof byte[]) {
               row.add(DbswitchStrUtils.toHexString((byte[]) value));
-            } else if (value != null && value instanceof java.sql.Clob) {
+            } else if (value instanceof java.sql.Clob) {
               row.add(TypeConvertUtils.castToString(value));
-            } else if (value != null && value instanceof java.sql.Blob) {
+            } else if (value instanceof java.sql.Blob) {
               byte[] bytes = TypeConvertUtils.castToByteArray(value);
               row.add(DbswitchStrUtils.toHexString(bytes));
             } else {
@@ -211,7 +208,7 @@ public abstract class AbstractDatabase implements IDatabaseInterface {
   @Override
   public void testQuerySQL(Connection connection, String sql) {
     String wrapperSql = this.getTestQuerySQL(sql);
-    try (Statement statement = connection.createStatement();) {
+    try (Statement statement = connection.createStatement()) {
       statement.execute(wrapperSql);
     } catch (SQLException e) {
       throw new RuntimeException(e);

dbswitch-data/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 
 	<artifactId>dbswitch-data</artifactId>

dbswitch-data/src/main/java/com/gitee/dbswitch/data/config/TaskExecutorConfig.java

@@ -0,0 +1,36 @@
+package com.gitee.dbswitch.data.config;
+
+import com.gitee.dbswitch.data.util.DataSourceUtils;
+import java.util.concurrent.ThreadPoolExecutor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.task.AsyncTaskExecutor;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+
+@Configuration("dbswitchTaskExecutorConfig")
+public class TaskExecutorConfig {
+
+  public final static String TASK_EXECUTOR_BEAN_NAME = "tableMigrationExecutor";
+
+  /**
+   * 创建一个异步任务执行ThreadPoolTaskExecutor
+   *
+   * @return ThreadPoolTaskExecutor
+   */
+  @Bean(TASK_EXECUTOR_BEAN_NAME)
+  public AsyncTaskExecutor createTableMigrationTaskExecutor() {
+    ThreadPoolTaskExecutor taskExecutor = new ThreadPoolTaskExecutor();
+    taskExecutor.setCorePoolSize(DataSourceUtils.MAX_THREAD_COUNT);
+    taskExecutor.setMaxPoolSize(DataSourceUtils.MAX_THREAD_COUNT);
+    taskExecutor.setQueueCapacity(10000);
+    taskExecutor.setKeepAliveSeconds(1800);
+    taskExecutor.setDaemon(true);
+    taskExecutor.setThreadGroupName("dbswitch");
+    taskExecutor.setThreadNamePrefix("dbswitch-migration-");
+    taskExecutor.setBeanName(TASK_EXECUTOR_BEAN_NAME);
+    taskExecutor.setRejectedExecutionHandler(new ThreadPoolExecutor.CallerRunsPolicy());
+    taskExecutor.initialize();
+    return taskExecutor;
+  }
+
+}

dbswitch-data/src/main/java/com/gitee/dbswitch/data/entity/TargetDataSourceProperties.java

@@ -20,7 +20,7 @@ public class TargetDataSourceProperties {
   private String username;
   private String password;
   private Long connectionTimeout = TimeUnit.SECONDS.toMillis(60);
-  private Long maxLifeTime = TimeUnit.MINUTES.toMillis(60);
+  private Long maxLifeTime = TimeUnit.MINUTES.toMillis(30);
 
   private String targetSchema = "";
   private Boolean targetDrop = Boolean.TRUE;

dbswitch-data/src/main/java/com/gitee/dbswitch/data/service/MigrationService.java

@@ -10,7 +10,6 @@
 package com.gitee.dbswitch.data.service;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
-import com.gitee.dbswitch.common.type.DBTableType;
 import com.gitee.dbswitch.common.util.DbswitchStrUtils;
 import com.gitee.dbswitch.core.model.TableDescription;
 import com.gitee.dbswitch.core.service.IMetaDataByDatasourceService;
@@ -24,6 +23,7 @@ import com.gitee.dbswitch.data.util.DataSourceUtils;
 import com.zaxxer.hikari.HikariDataSource;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Objects;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicLong;
@@ -31,9 +31,9 @@ import java.util.function.Function;
 import java.util.function.Supplier;
 import java.util.regex.Pattern;
 import lombok.extern.slf4j.Slf4j;
+import org.springframework.core.task.AsyncTaskExecutor;
 import org.springframework.stereotype.Service;
 import org.springframework.util.StopWatch;
-import org.springframework.util.StringUtils;
 
 /**
  * 数据迁移主逻辑类
@@ -59,13 +59,19 @@ public class MigrationService {
    */
   private final DbswichProperties properties;
 
+  /**
+   * 任务执行线程池
+   */
+  private final AsyncTaskExecutor taskExecutor;
+
   /**
    * 构造函数
    *
    * @param properties 配置信息
    */
-  public MigrationService(DbswichProperties properties) {
-    this.properties = properties;
+  public MigrationService(DbswichProperties properties, AsyncTaskExecutor tableMigrationExecutor) {
+    this.properties = Objects.requireNonNull(properties, "properties is null");
+    this.taskExecutor = Objects.requireNonNull(tableMigrationExecutor, "taskExecutor is null");
   }
 
   /**
@@ -78,21 +84,18 @@ public class MigrationService {
     log.info("dbswitch data service is started....");
     //log.info("Application properties configuration \n{}", properties);
 
-    try (HikariDataSource targetDataSource = DataSourceUtils
-        .createTargetDataSource(properties.getTarget())) {
+    try (HikariDataSource targetDataSource = DataSourceUtils.createTargetDataSource(properties.getTarget())) {
       int sourcePropertiesIndex = 0;
       int totalTableCount = 0;
       List<SourceDataSourceProperties> sourcesProperties = properties.getSource();
       for (SourceDataSourceProperties sourceProperties : sourcesProperties) {
 
-        try (HikariDataSource sourceDataSource = DataSourceUtils
-            .createSourceDataSource(sourceProperties)) {
+        try (HikariDataSource sourceDataSource = DataSourceUtils.createSourceDataSource(sourceProperties)) {
           IMetaDataByDatasourceService
               sourceMetaDataService = new MetaDataByDataSourceServiceImpl(sourceDataSource);
 
           // 判断处理的策略：是排除还是包含
-          List<String> includes = DbswitchStrUtils
-              .stringToList(sourceProperties.getSourceIncludes());
+          List<String> includes = DbswitchStrUtils.stringToList(sourceProperties.getSourceIncludes());
           log.info("Includes tables is :{}", jackson.writeValueAsString(includes));
           List<String> filters = DbswitchStrUtils
               .stringToList(sourceProperties.getSourceExcludes());
@@ -138,8 +141,7 @@ public class MigrationService {
                             numberOfFailures, totalBytesSize));
                   }
                 } else {
-                  if (includes.size() == 1 && (includes.get(0).contains("*") || includes.get(0)
-                      .contains("?"))) {
+                  if (includes.size() == 1 && (includes.get(0).contains("*") || includes.get(0).contains("?"))) {
                     if (Pattern.matches(includes.get(0), tableName)) {
                       futures.add(
                           makeFutureTask(td, indexInternal, sourceDataSource, targetDataSource,
@@ -158,8 +160,7 @@ public class MigrationService {
 
           }
 
-          try {
-            CompletableFuture.allOf(futures.toArray(new CompletableFuture[]{})).get();
+          CompletableFuture.allOf(futures.toArray(new CompletableFuture[]{})).join();
           log.info(
               "#### Complete data migration for the [ {} ] data source:\ntotal count={}\nfailure count={}\ntotal bytes size={}",
               sourcePropertiesIndex, futures.size(), numberOfFailures.get(),
@@ -168,10 +169,6 @@ public class MigrationService {
               numberOfFailures.get(), totalBytesSize.get()));
           ++sourcePropertiesIndex;
           totalTableCount += futures.size();
-          } catch (InterruptedException e) {
-            log.warn(" ### Thread is interrupted , exit execute task now ......");
-            throw e;
-          }
         }
       }
       log.info("service run all success, total migrate table count={} ", totalTableCount);
@@ -212,7 +209,8 @@ public class MigrationService {
       HikariDataSource tds,
       AtomicInteger numberOfFailures,
       AtomicLong totalBytesSize) {
-    return CompletableFuture.supplyAsync(getMigrateHandler(td, indexInternal, sds, tds))
+    return CompletableFuture
+        .supplyAsync(getMigrateHandler(td, indexInternal, sds, tds), this.taskExecutor)
         .exceptionally(getExceptHandler(td, numberOfFailures))
         .thenAccept(totalBytesSize::addAndGet);
   }
@@ -245,8 +243,8 @@ public class MigrationService {
       TableDescription td,
       AtomicInteger numberOfFailures) {
     return (e) -> {
-      log.error("Error migration for table: {}.{}, error message:", td.getSchemaName(),
-          td.getTableName(), e);
+      log.error("Error migration for table: {}.{}, error message: {}",
+          td.getSchemaName(), td.getTableName(), e.getMessage());
       numberOfFailures.incrementAndGet();
       throw new RuntimeException(e);
     };

dbswitch-data/src/main/java/com/gitee/dbswitch/data/util/DataSourceUtils.java

@@ -24,6 +24,9 @@ import org.springframework.jdbc.core.JdbcTemplate;
 @Slf4j
 public final class DataSourceUtils {
 
+  public static final int MAX_THREAD_COUNT = 10;
+  public static final int MAX_TIMEOUT_MS = 60000;
+
   /**
    * 创建于指定数据库连接描述符的连接池
    *
@@ -46,11 +49,11 @@ public final class DataSourceUtils {
     } else {
       ds.setConnectionTestQuery("SELECT 1");
     }
-    ds.setMaximumPoolSize(8);
-    ds.setMinimumIdle(5);
+    ds.setMaximumPoolSize(MAX_THREAD_COUNT);
+    ds.setMinimumIdle(MAX_THREAD_COUNT);
     ds.setMaxLifetime(properties.getMaxLifeTime());
     ds.setConnectionTimeout(properties.getConnectionTimeout());
-    ds.setIdleTimeout(60000);
+    ds.setIdleTimeout(MAX_TIMEOUT_MS);
 
     return ds;
   }
@@ -79,11 +82,11 @@ public final class DataSourceUtils {
     } else {
       ds.setConnectionTestQuery("SELECT 1");
     }
-    ds.setMaximumPoolSize(8);
-    ds.setMinimumIdle(5);
+    ds.setMaximumPoolSize(MAX_THREAD_COUNT);
+    ds.setMinimumIdle(MAX_THREAD_COUNT);
     ds.setMaxLifetime(properties.getMaxLifeTime());
     ds.setConnectionTimeout(properties.getConnectionTimeout());
-    ds.setIdleTimeout(60000);
+    ds.setIdleTimeout(MAX_TIMEOUT_MS);
 
     // 如果是Greenplum数据库，这里需要关闭会话的查询优化器
     if (properties.getDriverClassName().contains("postgresql")) {

dbswitch-dbchange/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 
 	<artifactId>dbswitch-dbchange</artifactId>

dbswitch-dbcommon/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.gitee.dbswitch</groupId>
     <artifactId>dbswitch-parent</artifactId>
-    <version>1.6.15</version>
+    <version>1.6.16</version>
   </parent>
 
   <artifactId>dbswitch-dbcommon</artifactId>

dbswitch-dbsynch/pom.xml

@@ -5,7 +5,7 @@
   <parent>
     <groupId>com.gitee.dbswitch</groupId>
     <artifactId>dbswitch-parent</artifactId>
-    <version>1.6.15</version>
+    <version>1.6.16</version>
   </parent>
 
   <artifactId>dbswitch-dbsynch</artifactId>

dbswitch-dbwriter/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 
 	<artifactId>dbswitch-dbwriter</artifactId>

dbswitch-pgwriter/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 	
 	<artifactId>dbswitch-pgwriter</artifactId>

dbswitch-sql/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 
 	<artifactId>dbswitch-sql</artifactId>

package-tool/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>com.gitee.dbswitch</groupId>
 		<artifactId>dbswitch-parent</artifactId>
-		<version>1.6.15</version>
+		<version>1.6.16</version>
 	</parent>
 
 	<artifactId>package-tool</artifactId>

pom.xml

@@ -4,7 +4,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.gitee.dbswitch</groupId>
   <artifactId>dbswitch-parent</artifactId>
-  <version>1.6.15</version>
+  <version>1.6.16</version>
   <packaging>pom</packaging>
   <name>dbswitch</name>
   <description>database switch project</description>

version.cmd

@@ -1,6 +1,6 @@
 @echo off
 
-set APP_VERSION=1.6.15
+set APP_VERSION=1.6.16
 
 echo "Clean Project ..."
 call mvn clean -f pom.xml