for checkstyle

sharding-opentracing/src/test/java/io/shardingsphere/opentracing/ExecuteEventListenerTest.java

@@ -51,8 +51,7 @@ import static org.mockito.Mockito.when;
 
 public final class ExecuteEventListenerTest {
     
-	private static final MockTracer TRACER = new MockTracer(new ThreadLocalActiveSpanSource(),
-			MockTracer.Propagator.TEXT_MAP);
+    private static final MockTracer TRACER = new MockTracer(new ThreadLocalActiveSpanSource(), MockTracer.Propagator.TEXT_MAP);
     
     private final ExecutorEngine executorEngine = new ExecutorEngine(5);
     
@@ -96,8 +95,9 @@ public final class ExecuteEventListenerTest {
         when(stm2.getConnection()).thenReturn(mock(Connection.class));
         statementUnitList.add(new StatementUnit(new SQLExecutionUnit("ds_0", new SQLUnit("insert into ...", Collections.singletonList(Collections.<Object>singletonList(1)))), stm2));
         executorEngine.execute(SQLType.DML, statementUnitList, new ExecuteCallback<Integer>() {
+            
             @Override
-			public Integer execute(final BaseStatementUnit baseStatementUnit) throws Exception {
+            public Integer execute(final BaseStatementUnit baseStatementUnit) {
                 return 0;
             }
         });

sharding-opentracing/src/test/java/io/shardingsphere/opentracing/ShardingJDBCTracerTest.java

@@ -25,17 +25,17 @@ import io.opentracing.util.GlobalTracer;
 import io.shardingsphere.core.exception.ShardingException;
 import io.shardingsphere.core.util.EventBusInstance;
 import io.shardingsphere.opentracing.fixture.FooTracer;
-
-import static org.hamcrest.CoreMatchers.is;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
 import java.lang.reflect.Field;
 
+import static org.hamcrest.CoreMatchers.is;
 import static org.hamcrest.core.Is.isA;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
 import static org.mockito.Mockito.mock;
 
 public final class ShardingJDBCTracerTest {
@@ -73,14 +73,12 @@ public final class ShardingJDBCTracerTest {
     public void assertTracerClassError() {
         System.setProperty("shardingjdbc.opentracing.tracer.class", "com.foo.FooTracer");
         ShardingJDBCTracer.get();
-
     }
     
     private static void clearGlobalTracer() throws NoSuchFieldException, IllegalAccessException {
         Field tracerField = GlobalTracer.class.getDeclaredField("tracer");
         tracerField.setAccessible(true);
         tracerField.set(GlobalTracer.class, NoopTracerFactory.create());
-
     }
     
     private static void unregisterEventBus() throws NoSuchFieldException, IllegalAccessException {
@@ -88,5 +86,4 @@ public final class ShardingJDBCTracerTest {
         subscribersByTypeField.setAccessible(true);
         subscribersByTypeField.set(EventBusInstance.getInstance(), HashMultimap.create());
     }
-
 }