for checkstyle

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/main/java/io/shardingjdbc/spring/namespace/parser/ShardingDataSourceBeanDefinitionParser.java

@@ -33,7 +33,11 @@ import org.springframework.beans.factory.xml.ParserContext;
 import org.springframework.util.xml.DomUtils;
 import org.w3c.dom.Element;
 
-import java.util.*;
+import java.util.Collections;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Properties;
 
 /**
  * Sharding data source parser for spring namespace.

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/main/java/io/shardingjdbc/spring/namespace/parser/ShardingStrategyBeanDefinition.java

@@ -17,7 +17,11 @@
 
 package io.shardingjdbc.spring.namespace.parser;
 
-import io.shardingjdbc.core.api.config.strategy.*;
+import io.shardingjdbc.core.api.config.strategy.ComplexShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.HintShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.InlineShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.NoneShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.StandardShardingStrategyConfiguration;
 import io.shardingjdbc.core.exception.ShardingJdbcException;
 import io.shardingjdbc.spring.namespace.constants.ShardingStrategyBeanDefinitionParserTag;
 import lombok.AccessLevel;

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/test/java/io/shardingjdbc/spring/AllSpringTests.java

@@ -17,7 +17,14 @@
 
 package io.shardingjdbc.spring;
 
-import io.shardingjdbc.spring.cases.*;
+import io.shardingjdbc.spring.cases.WithNamespaceAlgorithmClassTest;
+import io.shardingjdbc.spring.cases.WithNamespaceAlgorithmExpressionTest;
+import io.shardingjdbc.spring.cases.WithNamespaceBindingTablesTest;
+import io.shardingjdbc.spring.cases.WithNamespaceDefaultStrategyTest;
+import io.shardingjdbc.spring.cases.WithNamespaceDifferentTablesTest;
+import io.shardingjdbc.spring.cases.WithNamespaceForMasterSlaveWithDefaultStrategyTest;
+import io.shardingjdbc.spring.cases.WithNamespaceForMasterSlaveWithStrategyRefTest;
+import io.shardingjdbc.spring.cases.WithNamespaceForMasterSlaveWithStrategyTypeTest;
 import org.junit.runner.RunWith;
 import org.junit.runners.Suite;
 import org.junit.runners.Suite.SuiteClasses;

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/test/java/io/shardingjdbc/spring/GenerateKeyDBUnitTest.java

@@ -34,7 +34,9 @@ import java.util.Collection;
 import java.util.Iterator;
 
 import static org.hamcrest.core.Is.is;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
 
 @ContextConfiguration(locations = "classpath:META-INF/rdb/withNamespaceGenerateKeyColumns.xml")
 public class GenerateKeyDBUnitTest extends AbstractSpringDBUnitTest {

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/test/java/io/shardingjdbc/spring/MasterSlaveNamespaceTest.java

@@ -36,7 +36,9 @@ import java.util.Map;
 
 import static org.hamcrest.CoreMatchers.instanceOf;
 import static org.hamcrest.core.Is.is;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
 
 @ContextConfiguration(locations = "classpath:META-INF/rdb/masterSlaveNamespace.xml")
 public class MasterSlaveNamespaceTest extends AbstractJUnit4SpringContextTests {

sharding-jdbc-core-spring/sharding-jdbc-core-spring-namespace/src/test/java/io/shardingjdbc/spring/ShardingNamespaceTest.java

@@ -18,7 +18,11 @@
 package io.shardingjdbc.spring;
 
 import io.shardingjdbc.core.api.ConfigMapContext;
-import io.shardingjdbc.core.api.config.strategy.*;
+import io.shardingjdbc.core.api.config.strategy.ComplexShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.HintShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.InlineShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.NoneShardingStrategyConfiguration;
+import io.shardingjdbc.core.api.config.strategy.StandardShardingStrategyConfiguration;
 import io.shardingjdbc.core.constant.ShardingProperties;
 import io.shardingjdbc.core.constant.ShardingPropertiesConstant;
 import io.shardingjdbc.core.jdbc.core.datasource.ShardingDataSource;
@@ -38,7 +42,10 @@ import java.util.Iterator;
 import java.util.Map;
 
 import static org.hamcrest.core.Is.is;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
 
 @ContextConfiguration(locations = "classpath:META-INF/rdb/shardingNamespace.xml")
 public class ShardingNamespaceTest extends AbstractJUnit4SpringContextTests {
@@ -149,11 +156,11 @@ public class ShardingNamespaceTest extends AbstractJUnit4SpringContextTests {
     public void assertMultiBindingTableRulesDatasource() {
         ShardingRule shardingRule = getShardingRule("multiBindingTableRulesDatasource");
         assertThat(shardingRule.getBindingTableRules().size(), is(2));
-        Iterator<BindingTableRule> iter = shardingRule.getBindingTableRules().iterator();
-        BindingTableRule orderRule = iter.next();
+        Iterator<BindingTableRule> bindingTableRules = shardingRule.getBindingTableRules().iterator();
+        BindingTableRule orderRule = bindingTableRules.next();
         assertThat(orderRule.getBindingActualTable("dbtbl_0", "t_order", "t_order_item"), is("t_order"));
         assertThat(orderRule.getBindingActualTable("dbtbl_1", "t_order", "t_order_item"), is("t_order"));
-        BindingTableRule userRule = iter.next();
+        BindingTableRule userRule = bindingTableRules.next();
         assertThat(userRule.getBindingActualTable("dbtbl_0", "t_user", "t_user_detail"), is("t_user"));
         assertThat(userRule.getBindingActualTable("dbtbl_1", "t_user", "t_user_detail"), is("t_user"));
     }

sharding-jdbc-orchestration-spring/sharding-jdbc-orchestration-spring-namespace/src/test/java/io/shardingjdbc/orchestration/spring/OrchestrationShardingNamespaceTest.java

@@ -150,9 +150,9 @@ public class OrchestrationShardingNamespaceTest extends AbstractJUnit4SpringCont
     public void assertMultiTableRulesDataSource() {
         ShardingRule shardingRule = getShardingRule("multiTableRulesDataSource");
         assertThat(shardingRule.getTableRules().size(), is(2));
-        Iterator<TableRule> iter = shardingRule.getTableRules().iterator();
-        assertThat(iter.next().getLogicTable(), is("t_order"));
-        assertThat(iter.next().getLogicTable(), is("t_order_item"));
+        Iterator<TableRule> tableRules = shardingRule.getTableRules().iterator();
+        assertThat(tableRules.next().getLogicTable(), is("t_order"));
+        assertThat(tableRules.next().getLogicTable(), is("t_order_item"));
     }
     
     @Test