code format

src/main/java/com/alibaba/druid/TransactionTimeoutException.java

@@ -17,7 +17,6 @@ package com.alibaba.druid;
 
 import java.sql.SQLException;
 
-
 public class TransactionTimeoutException extends SQLException {
 
     private static final long serialVersionUID = 1L;

src/main/java/com/alibaba/druid/filter/FilterEventAdapter.java

@@ -79,7 +79,8 @@ public abstract class FilterEventAdapter extends FilterAdapter {
     @Override
     public StatementProxy connection_createStatement(FilterChain chain, ConnectionProxy connection, int resultSetType,
                                                      int resultSetConcurrency) throws SQLException {
-        StatementProxy statement = super.connection_createStatement(chain, connection, resultSetType, resultSetConcurrency);
+        StatementProxy statement = super.connection_createStatement(chain, connection, resultSetType,
+                                                                    resultSetConcurrency);
 
         statementCreateAfter(statement);
 
@@ -90,8 +91,8 @@ public abstract class FilterEventAdapter extends FilterAdapter {
     public StatementProxy connection_createStatement(FilterChain chain, ConnectionProxy connection, int resultSetType,
                                                      int resultSetConcurrency, int resultSetHoldability)
                                                                                                         throws SQLException {
-        StatementProxy statement = super.connection_createStatement(chain, connection, resultSetType, resultSetConcurrency,
-                                                                    resultSetHoldability);
+        StatementProxy statement = super.connection_createStatement(chain, connection, resultSetType,
+                                                                    resultSetConcurrency, resultSetHoldability);
 
         statementCreateAfter(statement);
 

src/main/java/com/alibaba/druid/filter/stat/StatFilter.java

@@ -325,7 +325,7 @@ public class StatFilter extends FilterEventAdapter implements StatFilterMBean {
         if (sqlStat != null) {
             sqlStat.addExecuteBatchCount(batchSize);
         }
-        
+
         internalBeforeStatementExecute(statement, sql);
 
         // super.statementExecuteBatchBefore(statement);

src/main/java/com/alibaba/druid/filter/stat/StatFilterMBean.java

@@ -85,6 +85,6 @@ public interface StatFilterMBean {
     TabularData getSqlList() throws JMException;
 
     TabularData getConnectionList() throws JMException;
-    
+
     long getResetCount();
 }

src/main/java/com/alibaba/druid/mock/MockCallableStatement.java

@@ -56,7 +56,7 @@ public class MockCallableStatement extends MockPreparedStatement implements Call
         if (parameterIndex < 1) {
             throw new SQLException();
         }
-        
+
         if (parameters.size() >= parameterIndex - 1) {
             parameters.add(null);
         } else {
@@ -74,7 +74,7 @@ public class MockCallableStatement extends MockPreparedStatement implements Call
         if (closed) {
             throw new SQLException();
         }
-        
+
         return wasNull;
     }
 

src/main/java/com/alibaba/druid/mock/MockConnection.java

@@ -281,7 +281,7 @@ public class MockConnection implements Connection {
 
         stmt.setResultSetType(resultSetType);
         stmt.setResultSetConcurrency(resultSetConcurrency);
-        
+
         return stmt;
     }
 

src/main/java/com/alibaba/druid/mock/MockConnectionClosedException.java

@@ -6,7 +6,7 @@ public class MockConnectionClosedException extends SQLException {
 
     private static final long serialVersionUID = 1L;
 
-    public MockConnectionClosedException() {
+    public MockConnectionClosedException(){
         super();
     }
 }

src/main/java/com/alibaba/druid/mock/MockPreparedStatement.java

@@ -63,7 +63,7 @@ public class MockPreparedStatement extends MockStatement implements PreparedStat
         if (closed) {
             throw new SQLException();
         }
-        
+
         if (mockConnection != null && mockConnection.getDriver() != null) {
             return mockConnection.getDriver().createResultSet(this);
         }
@@ -80,7 +80,7 @@ public class MockPreparedStatement extends MockStatement implements PreparedStat
         if (closed) {
             throw new SQLException();
         }
-        
+
         return 0;
     }
 
@@ -174,7 +174,7 @@ public class MockPreparedStatement extends MockStatement implements PreparedStat
         if (closed) {
             throw new SQLException();
         }
-        
+
         parameters.clear();
     }
 
@@ -233,7 +233,7 @@ public class MockPreparedStatement extends MockStatement implements PreparedStat
         if (closed) {
             throw new SQLException();
         }
-        
+
         return resultSetMetaData;
     }
 
@@ -267,7 +267,7 @@ public class MockPreparedStatement extends MockStatement implements PreparedStat
         if (closed) {
             throw new SQLException();
         }
-        
+
         return metadata;
     }
 

src/main/java/com/alibaba/druid/mock/MockResultSet.java

@@ -315,7 +315,7 @@ public class MockResultSet implements ResultSet {
         if (closed) {
             throw new SQLException();
         }
-        
+
         return warning;
     }
 
@@ -324,7 +324,7 @@ public class MockResultSet implements ResultSet {
         if (closed) {
             throw new SQLException();
         }
-        
+
         warning = null;
     }
 
@@ -337,7 +337,7 @@ public class MockResultSet implements ResultSet {
         if (closed) {
             throw new SQLException();
         }
-        
+
         return cursorName;
     }
 
@@ -350,7 +350,7 @@ public class MockResultSet implements ResultSet {
         if (closed) {
             throw new SQLException("resultSet closed");
         }
-        
+
         return metaData;
     }
 

src/main/java/com/alibaba/druid/mock/MockResultSetMetaData.java

@@ -38,7 +38,7 @@ public class MockResultSetMetaData implements ResultSetMetaData {
         if (iface == null) {
             return null;
         }
-        
+
         if (iface.isAssignableFrom(MockResultSetMetaData.class)) {
             return (T) this;
         }
@@ -50,7 +50,7 @@ public class MockResultSetMetaData implements ResultSetMetaData {
         if (iface == null) {
             return false;
         }
-        
+
         return MockResultSetMetaData.class.isAssignableFrom(iface);
     }
 

src/main/java/com/alibaba/druid/pool/DataSourceAdapter.java

@@ -45,9 +45,9 @@ public class DataSourceAdapter extends WrapperAdapter implements DataSource {
     public Connection getConnection(String username, String password) throws SQLException {
         throw new UnsupportedOperationException();
     }
-    
+
     public Logger getParentLogger() throws SQLFeatureNotSupportedException {
         throw new SQLFeatureNotSupportedException();
     }
-    
+
 }

src/main/java/com/alibaba/druid/pool/DruidAbstractDataSource.java

@@ -195,15 +195,15 @@ public abstract class DruidAbstractDataSource extends WrapperAdapter implements
     public Histogram getTransactionHistogram() {
         return transactionHistogram;
     }
-    
+
     public void incrementCachedPreparedStatementCount() {
         cachedPreparedStatementCount.incrementAndGet();
     }
-    
+
     public void decrementCachedPreparedStatementCount() {
         cachedPreparedStatementCount.decrementAndGet();
     }
-    
+
     public long getCachedPreparedStatementCount() {
         return cachedPreparedStatementCount.get();
     }

src/main/java/com/alibaba/druid/pool/DruidAbstractDataSourceMBean.java

@@ -4,6 +4,7 @@ import java.util.Date;
 import java.util.List;
 
 public interface DruidAbstractDataSourceMBean {
+
     int getLoginTimeout();
 
     String getDbType();
@@ -35,11 +36,11 @@ public interface DruidAbstractDataSourceMBean {
     long getDestroyCount();
 
     long getCreateTimespanMillis();
-    
+
     long getCommitCount();
-    
+
     long getRollbackCount();
-    
+
     long getStartTransactionCount();
 
     int getQueryTimeout();
@@ -55,7 +56,7 @@ public interface DruidAbstractDataSourceMBean {
     long getMinEvictableIdleTimeMillis();
 
     boolean isRemoveAbandoned();
-    
+
     long getRemoveAbandonedTimeoutMillis();
 
     List<String> getActiveConnectionStackTrace();
@@ -91,19 +92,19 @@ public interface DruidAbstractDataSourceMBean {
     int getMaxOpenPreparedStatements();
 
     long getRemoveAbandonedCount();
-    
+
     boolean isLogAbandoned();
-    
+
     long getDupCloseCount();
-    
+
     boolean isBreakAfterAcquireFailure();
-    
+
     int getConnectionErrorRetryAttempts();
-    
+
     int getMaxPoolPreparedStatementPerConnectionSize();
-    
+
     void setMaxPoolPreparedStatementPerConnectionSize(int maxPoolPreparedStatementPerConnectionSize);
-    
+
     String getProperties();
 
     int getRawDriverMinorVersion();
@@ -111,20 +112,20 @@ public interface DruidAbstractDataSourceMBean {
     int getRawDriverMajorVersion();
 
     Date getCreatedTime();
-    
+
     String getValidConnectionCheckerClassName();
-    
+
     long[] getTransactionHistogramValues();
-    
+
     void setTransactionThresholdMillis(long transactionThresholdMillis);
-    
+
     long getTransactionThresholdMillis();
-    
+
     long getReusePreparedStatementCount();
-    
+
     long getPreparedStatementCount();
-    
+
     long getClosedPreparedStatementCount();
-    
+
     long getCachedPreparedStatementCount();
 }

src/main/java/com/alibaba/druid/pool/DruidDataSource.java

@@ -180,7 +180,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
                         closePreapredStatement(holder);
                         decrementCachedPreparedStatementCount();
                     }
-                    
+
                     connection.getStatementPool().getMap().clear();
                 }
             }
@@ -392,7 +392,7 @@ public class DruidDataSource extends DruidAbstractDataSource implements DruidDat
                                       new ActiveConnectionTraceInfo(poolalbeConnection, System.currentTimeMillis(),
                                                                     stackTrace));
             }
-            
+
             if (!this.isDefaultAutoCommit()) {
                 poolalbeConnection.setAutoCommit(false);
             }

src/main/java/com/alibaba/druid/pool/DruidDataSourceC3P0Adapter.java

@@ -98,11 +98,11 @@ public class DruidDataSourceC3P0Adapter implements DataSource, DruidDataSourceC3
     public String getJdbcUrl() {
         return dataSource.getUrl();
     }
-    
+
     public Driver getDriver() {
         return dataSource.getDriver();
     }
-    
+
     public void setDriver(Driver driver) {
         dataSource.setDriver(driver);
     }
@@ -214,11 +214,11 @@ public class DruidDataSourceC3P0Adapter implements DataSource, DruidDataSourceC3
     public void setPreferredTestQuery(String preferredTestQuery) {
         dataSource.setValidationQuery(preferredTestQuery);
     }
-    
+
     public void setFilters(String filters) throws SQLException {
         dataSource.setFilters(filters);
     }
-    
+
     public List<Filter> getProxyFilters() {
         return dataSource.getProxyFilters();
     }

src/main/java/com/alibaba/druid/pool/DruidDataSourceMBean.java

@@ -17,7 +17,6 @@ package com.alibaba.druid.pool;
 
 import java.util.Date;
 
-
 /**
  * @author wenshao<szujobs@hotmail.com>
  */
@@ -36,7 +35,7 @@ public interface DruidDataSourceMBean extends DruidAbstractDataSourceMBean {
     int getLockQueueLength();
 
     long getNotEmptyWaitCount();
-    
+
     int getNotEmptyWaitThreadCount();
 
     long getNotEmptySignalCount();
@@ -52,24 +51,26 @@ public interface DruidDataSourceMBean extends DruidAbstractDataSourceMBean {
     void setResetStatEnable(boolean resetStatEnable);
 
     String getVersion();
-    
+
     void setPoolPreparedStatements(boolean poolPreparedStatements);
 
     /**
      * ActiveCount峰值
+     * 
      * @return
      */
     int getActivePeak();
-    
+
     /**
      * PoolingCount峰值
+     * 
      * @return
      */
     int getPoolingPeak();
-    
+
     Date getActivePeakTime();
-    
+
     Date getPoolingPeakTime();
-    
+
     long getErrorCount();
 }

src/main/java/com/alibaba/druid/pool/GetConnectionTimeoutException.java

@@ -2,7 +2,6 @@ package com.alibaba.druid.pool;
 
 import java.sql.SQLException;
 
-
 public class GetConnectionTimeoutException extends SQLException {
 
     private static final long serialVersionUID = 1L;
@@ -19,4 +18,4 @@ public class GetConnectionTimeoutException extends SQLException {
         super(cause);
     }
 
-}
+}

src/main/java/com/alibaba/druid/pool/PoolableConnection.java

@@ -57,7 +57,7 @@ public class PoolableConnection implements PooledConnection, Connection {
     protected ConnectionHolder holder;
     protected TransactionInfo  transactionInfo;
 
-    public PoolableConnection(ConnectionHolder holder) {
+    public PoolableConnection(ConnectionHolder holder){
         this.conn = holder.getConnection();
         this.holder = holder;
     }

src/main/java/com/alibaba/druid/pool/PoolablePreparedStatement.java

@@ -786,8 +786,8 @@ public class PoolablePreparedStatement extends PoolableStatement implements Prep
 
     public static class PreparedStatementKey {
 
-        private final String     sql;
-        private final String     catalog;
+        private final String       sql;
+        private final String       catalog;
 
         protected final MethodType methodType;
 

src/main/java/com/alibaba/druid/pool/PoolableResultSet.java

@@ -1743,7 +1743,7 @@ public final class PoolableResultSet extends PoolableWrapper implements ResultSe
     public <T> T getObject(int columnIndex, Class<T> type) throws SQLException {
         throw new SQLFeatureNotSupportedException();
     }
-    
+
     public <T> T getObject(String columnLabel, Class<T> type) throws SQLException {
         throw new SQLFeatureNotSupportedException();
     }

src/main/java/com/alibaba/druid/pool/PoolableStatement.java

@@ -83,7 +83,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final ResultSet executeQuery(String sql) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -105,7 +105,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final int executeUpdate(String sql) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -249,7 +249,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final boolean execute(String sql) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -366,7 +366,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final void addBatch(String sql) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -436,7 +436,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -449,7 +449,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final int executeUpdate(String sql, int columnIndexes[]) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -462,7 +462,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final int executeUpdate(String sql, String columnNames[]) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -475,7 +475,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final boolean execute(String sql, int autoGeneratedKeys) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -488,7 +488,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final boolean execute(String sql, int columnIndexes[]) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -501,7 +501,7 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     @Override
     public final boolean execute(String sql, String columnNames[]) throws SQLException {
         checkOpen();
-        
+
         transactionRecord(sql);
 
         try {
@@ -544,11 +544,11 @@ public class PoolableStatement extends PoolableWrapper implements Statement {
     public String toString() {
         return stmt.toString();
     }
-    
+
     public void closeOnCompletion() throws SQLException {
-        
+
     }
-    
+
     public boolean isCloseOnCompletion() throws SQLException {
         return false;
     }

src/main/java/com/alibaba/druid/pool/PreparedStatementPool.java

@@ -55,12 +55,12 @@ public class PreparedStatementPool {
     }
 
     public void put(PreparedStatementHolder holder) throws SQLException {
-       PreparedStatement stmt = holder.getStatement();
-        
+        PreparedStatement stmt = holder.getStatement();
+
         if (stmt.isClosed()) {
             return;
         }
-        
+
         PreparedStatementKey key = holder.getKey();
         PreparedStatementHolder oldHolder = map.put(key, holder);
         if (oldHolder != null) {

src/main/java/com/alibaba/druid/pool/ha/HADataSource.java

@@ -81,7 +81,7 @@ public class HADataSource extends MultiDataSource implements DataSource {
         if (LOG.isDebugEnabled()) {
             LOG.debug("HADataSource closed");
         }
-        
+
         JdbcUtils.close(master);
     }
 

src/main/java/com/alibaba/druid/pool/ha/MultiDataSourceStatement.java

@@ -452,7 +452,7 @@ public class MultiDataSourceStatement extends WrapperAdapter implements Statemen
     }
 
     public void closeOnCompletion() throws SQLException {
-        throw new SQLFeatureNotSupportedException();        
+        throw new SQLFeatureNotSupportedException();
     }
 
     public boolean isCloseOnCompletion() throws SQLException {

src/main/java/com/alibaba/druid/proxy/jdbc/ConnectionProxyImpl.java

@@ -322,7 +322,7 @@ public class ConnectionProxyImpl extends WrapperProxyImpl implements ConnectionP
     }
 
     public void setSchema(String schema) throws SQLException {
-        throw new SQLFeatureNotSupportedException();        
+        throw new SQLFeatureNotSupportedException();
     }
 
     public String getSchema() throws SQLException {

src/main/java/com/alibaba/druid/proxy/jdbc/DataSourceProxy.java

@@ -42,6 +42,6 @@ public interface DataSourceProxy {
     long createStatementId();
 
     long createResultSetId();
-    
+
     long createTransactionId();
 }

src/main/java/com/alibaba/druid/proxy/jdbc/DataSourceProxyImpl.java

@@ -58,7 +58,7 @@ public class DataSourceProxyImpl implements DataSourceProxy, DataSourceProxyImpl
     private final AtomicLong            connectionIdSeed  = new AtomicLong(10000);
     private final AtomicLong            statementIdSeed   = new AtomicLong(20000);
     private final AtomicLong            resultSetIdSeed   = new AtomicLong(50000);
-    private final AtomicLong            transactionIdSeed  = new AtomicLong(0);
+    private final AtomicLong            transactionIdSeed = new AtomicLong(0);
 
     public DataSourceProxyImpl(Driver rawDriver, DataSourceProxyConfig config){
         super();

src/main/java/com/alibaba/druid/proxy/jdbc/StatementProxyImpl.java

@@ -308,7 +308,7 @@ public class StatementProxyImpl extends WrapperProxyImpl implements StatementPro
     }
 
     public void closeOnCompletion() throws SQLException {
-        throw new SQLFeatureNotSupportedException();        
+        throw new SQLFeatureNotSupportedException();
     }
 
     public boolean isCloseOnCompletion() throws SQLException {

src/main/java/com/alibaba/druid/sql/ast/SQLExprImpl.java

@@ -22,7 +22,7 @@ public abstract class SQLExprImpl extends SQLObjectImpl implements SQLExpr {
     public SQLExprImpl(){
 
     }
-    
+
     public abstract boolean equals(Object o);
 
     public abstract int hashCode();

src/main/java/com/alibaba/druid/sql/ast/expr/SQLAllColumnExpr.java

@@ -21,7 +21,7 @@ import com.alibaba.druid.sql.visitor.SQLASTVisitor;
 public class SQLAllColumnExpr extends SQLExprImpl {
 
     private static final long serialVersionUID = 1L;
-    
+
     public SQLAllColumnExpr(){
 
     }
@@ -34,11 +34,11 @@ public class SQLAllColumnExpr extends SQLExprImpl {
         visitor.visit(this);
         visitor.endVisit(this);
     }
-    
+
     public int hashCode() {
         return 0;
     }
-    
+
     public boolean equals(Object o) {
         return o instanceof SQLAllColumnExpr;
     }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLAllExpr.java

@@ -83,5 +83,5 @@ public class SQLAllExpr extends SQLExprImpl {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLBinaryOpExpr.java

@@ -128,6 +128,5 @@ public class SQLBinaryOpExpr extends SQLExprImpl implements Serializable {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLCaseExpr.java

@@ -180,6 +180,5 @@ public class SQLCaseExpr extends SQLExprImpl implements Serializable {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLCastExpr.java

@@ -100,5 +100,5 @@ public class SQLCastExpr extends SQLExprImpl {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLIdentifierExpr.java

@@ -81,6 +81,5 @@ public class SQLIdentifierExpr extends SQLExprImpl implements SQLName {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLListExpr.java

@@ -54,5 +54,5 @@ public class SQLListExpr extends SQLExprImpl {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLNullExpr.java

@@ -34,11 +34,11 @@ public class SQLNullExpr extends SQLLiteralExpr {
 
         visitor.endVisit(this);
     }
-    
+
     public int hashCode() {
         return 0;
     }
-    
+
     public boolean equals(Object o) {
         return o instanceof SQLNullExpr;
     }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLPropertyExpr.java

@@ -104,6 +104,5 @@ public class SQLPropertyExpr extends SQLExprImpl implements SQLName {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/ast/expr/SQLVariantRefExpr.java

@@ -81,6 +81,5 @@ public class SQLVariantRefExpr extends SQLExprImpl {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/expr/MySqlBinaryExpr.java

@@ -88,6 +88,5 @@ public class MySqlBinaryExpr extends SQLLiteralExpr implements MySqlExpr {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/expr/MySqlBooleanExpr.java

@@ -82,6 +82,5 @@ public class MySqlBooleanExpr extends SQLLiteralExpr implements MySqlExpr {
         }
         return true;
     }
-    
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/mysql/ast/expr/MySqlMatchAgainstExpr.java

@@ -124,5 +124,5 @@ public class MySqlMatchAgainstExpr extends SQLExprImpl implements MySqlExpr {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/mysql/visitor/MySqlParameterizedOutputVisitor.java

@@ -76,7 +76,7 @@ public class MySqlParameterizedOutputVisitor extends MySqlOutputVisitor {
                 }
                 x = new SQLBinaryOpExpr(x.getLeft(), x.getOperator(), merge((SQLBinaryOpExpr) x.getRight()));
             }
-            
+
             break;
         }
 

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/OracleSQLObject.java

@@ -3,7 +3,7 @@ package com.alibaba.druid.sql.dialect.oracle.ast;
 import com.alibaba.druid.sql.ast.SQLObject;
 import com.alibaba.druid.sql.dialect.oracle.visitor.OracleASTVisitor;
 
-
 public interface OracleSQLObject extends SQLObject {
+
     void accept0(OracleASTVisitor visitor);
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/clause/GroupingSetExpr.java

@@ -59,5 +59,4 @@ public class GroupingSetExpr extends SQLExprImpl {
         return true;
     }
 
-    
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/expr/OracleExpr.java

@@ -3,7 +3,6 @@ package com.alibaba.druid.sql.dialect.oracle.ast.expr;
 import com.alibaba.druid.sql.ast.SQLExpr;
 import com.alibaba.druid.sql.dialect.oracle.ast.OracleSQLObject;
 
-
 public interface OracleExpr extends SQLExpr, OracleSQLObject {
 
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/expr/OracleExtractExpr.java

@@ -100,5 +100,5 @@ public class OracleExtractExpr extends SQLExprImpl implements OracleExpr {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/expr/OracleIntervalExpr.java

@@ -153,5 +153,5 @@ public class OracleIntervalExpr extends SQLLiteralExpr implements OracleExpr {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/expr/OracleTimestampExpr.java

@@ -93,5 +93,5 @@ public class OracleTimestampExpr extends SQLLiteralExpr implements OracleExpr {
         }
         return true;
     }
-    
+
 }

src/main/java/com/alibaba/druid/sql/dialect/oracle/ast/stmt/OracleDeleteStatement.java

@@ -38,7 +38,7 @@ public class OracleDeleteStatement extends SQLDeleteStatement {
     public List<OracleHint> getHints() {
         return this.hints;
     }
-    
+
     protected void accept0(SQLASTVisitor visitor) {
         accept0((OracleASTVisitor) visitor);
     }

src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleExprParser.java

@@ -54,6 +54,7 @@ import com.alibaba.druid.sql.parser.Token;
 public class OracleExprParser extends SQLExprParser {
 
 
+
     public boolean                allowStringAdditive = false;
 
     /**

src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleLexer.java

@@ -93,9 +93,9 @@ public class OracleLexer extends Lexer {
         map.put("EXTRACT", Token.EXTRACT);
         map.put("DATE", Token.DATE);
         map.put("TIMESTAMP", Token.TIMESTAMP);
-        
+
         map.put("CURSOR", Token.CURSOR);
-        
+
         map.put("DAY", Token.DAY);
         map.put("YEAR", Token.YEAR);
         map.put("MONTH", Token.MONTH);

src/main/java/com/alibaba/druid/sql/dialect/oracle/parser/OracleSelectParser.java

@@ -372,7 +372,7 @@ public class OracleSelectParser extends SQLSelectParser {
         ModelColumnClause modelColumnClause = new ModelColumnClause();
         parseQueryPartitionClause(modelColumnClause);
         mainModel.setModelColumnClause(modelColumnClause);
-        
+
         acceptIdentifier("DIMENSION");
         accept(Token.BY);
         accept(Token.LPAREN);
@@ -381,18 +381,18 @@ public class OracleSelectParser extends SQLSelectParser {
                 lexer.nextToken();
                 break;
             }
-            
+
             ModelColumn column = new ModelColumn();
             column.setExpr(expr());
             column.setAlias(as());
             modelColumnClause.getDimensionByColumns().add(column);
-            
+
             if (lexer.token() == Token.COMMA) {
                 lexer.nextToken();
                 continue;
             }
         }
-        
+
         acceptIdentifier("MEASURES");
         accept(Token.LPAREN);
         for (;;) {
@@ -400,28 +400,28 @@ public class OracleSelectParser extends SQLSelectParser {
                 lexer.nextToken();
                 break;
             }
-            
+
             ModelColumn column = new ModelColumn();
             column.setExpr(expr());
             column.setAlias(as());
             modelColumnClause.getMeasuresColumns().add(column);
-            
+
             if (lexer.token() == Token.COMMA) {
                 lexer.nextToken();
                 continue;
             }
         }
         mainModel.setModelColumnClause(modelColumnClause);
-        
+
         parseCellReferenceOptions(mainModel.getCellReferenceOptions());
-        
+
         parseModelRulesClause(mainModel);
 
         modelClause.setMainModel(mainModel);
     }
-    
+
     private void parseModelRulesClause(MainModelClause mainModel) {
-        ModelRulesClause modelRulesClause = new ModelRulesClause(); 
+        ModelRulesClause modelRulesClause = new ModelRulesClause();
         if (identifierEquals("RULES")) {
             lexer.nextToken();
             if (lexer.token() == Token.UPDATE) {
@@ -431,7 +431,7 @@ public class OracleSelectParser extends SQLSelectParser {
                 modelRulesClause.getOptions().add(ModelRuleOption.UPSERT);
                 lexer.nextToken();
             }
-            
+
             if (identifierEquals("AUTOMATIC")) {
                 lexer.nextToken();
                 accept(Token.ORDER);
@@ -442,54 +442,54 @@ public class OracleSelectParser extends SQLSelectParser {
                 modelRulesClause.getOptions().add(ModelRuleOption.SEQUENTIAL_ORDER);
             }
         }
-        
+
         if (identifierEquals("ITERATE")) {
             lexer.nextToken();
             accept(Token.LPAREN);
             modelRulesClause.setIterate(expr());
             accept(Token.RPAREN);
-            
+
             if (identifierEquals("UNTIL")) {
                 lexer.nextToken();
                 accept(Token.LPAREN);
                 modelRulesClause.setUntil(expr());
-                accept(Token.RPAREN); 
+                accept(Token.RPAREN);
             }
         }
-        
+
         accept(Token.LPAREN);
         for (;;) {
             if (lexer.token() == Token.RPAREN) {
                 lexer.nextToken();
                 break;
             }
-            
+
             CellAssignmentItem item = new CellAssignmentItem();
             if (lexer.token() == Token.UPDATE) {
                 item.setOption(ModelRuleOption.UPDATE);
             } else if (identifierEquals("UPSERT")) {
                 item.setOption(ModelRuleOption.UPSERT);
             }
-            
+
             item.setCellAssignment(parseCellAssignment());
             item.setOrderBy(this.parseOrderBy());
             accept(Token.EQ);
             item.setExpr(expr());
-            
+
             modelRulesClause.getCellAssignmentItems().add(item);
         }
-        
+
         mainModel.setModelRulesClause(modelRulesClause);
     }
-    
+
     private CellAssignment parseCellAssignment() {
         CellAssignment cellAssignment = new CellAssignment();
-        
+
         cellAssignment.setMeasureColumn(expr());
         accept(Token.LBRACKET);
         this.createExprParser().exprList(cellAssignment.getConditions());
         accept(Token.RBRACKET);
-        
+
         return cellAssignment;
     }
 

src/main/java/com/alibaba/druid/sql/dialect/oracle/visitor/OracleParameterizedOutputVisitor.java

@@ -41,7 +41,7 @@ public class OracleParameterizedOutputVisitor extends OracleOutputVisitor {
 
         return super.visit(x);
     }
-    
+
     public boolean visit(SQLNullExpr x) {
         print('?');
         return false;
@@ -75,7 +75,7 @@ public class OracleParameterizedOutputVisitor extends OracleOutputVisitor {
                 }
                 x = new SQLBinaryOpExpr(x.getLeft(), x.getOperator(), merge((SQLBinaryOpExpr) x.getRight()));
             }
-            
+
             break;
         }
 

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/ast/SQLServerSelect.java

@@ -2,7 +2,6 @@ package com.alibaba.druid.sql.dialect.sqlserver.ast;
 
 import com.alibaba.druid.sql.ast.statement.SQLSelect;
 
-
 public class SQLServerSelect extends SQLSelect {
 
     /**

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/ast/SQLServerSelectQueryBlock.java

@@ -20,7 +20,7 @@ public class SQLServerSelectQueryBlock extends SQLSelectQueryBlock {
     public void setTop(Top top) {
         this.top = top;
     }
-    
+
     @Override
     protected void accept0(SQLASTVisitor visitor) {
         accept0((SQLServerASTVisitor) visitor);

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/ast/Top.java

@@ -9,10 +9,10 @@ public class Top extends SQLServerObjectImpl {
      * 
      */
     private static final long serialVersionUID = 1L;
-    
-    private SQLExpr expr;
-    private boolean percent;
-    private boolean withTies;
+
+    private SQLExpr           expr;
+    private boolean           percent;
+    private boolean           withTies;
 
     public SQLExpr getExpr() {
         return expr;
@@ -41,7 +41,7 @@ public class Top extends SQLServerObjectImpl {
     @Override
     public void accept0(SQLServerASTVisitor visitor) {
         if (visitor.visit(this)) {
-            
+
         }
     }
 

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/parser/SQLServerLexer.java

@@ -7,7 +7,6 @@ import com.alibaba.druid.sql.parser.Keywords;
 import com.alibaba.druid.sql.parser.Lexer;
 import com.alibaba.druid.sql.parser.Token;
 
-
 public class SQLServerLexer extends Lexer {
 
     public final static Keywords DEFAULT_SQL_SERVER_KEYWORDS;

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/parser/SQLServerSelectParser.java

@@ -34,7 +34,7 @@ public class SQLServerSelectParser extends SQLSelectParser {
 
         return select;
     }
-    
+
     protected SQLSelectQuery query() throws ParserException {
         if (lexer.token() == Token.LPAREN) {
             lexer.nextToken();
@@ -56,7 +56,7 @@ public class SQLServerSelectParser extends SQLSelectParser {
             queryBlock.setDistionOption(SQLSetQuantifier.ALL);
             lexer.nextToken();
         }
-        
+
         if (lexer.token() == Token.TOP) {
             Top top = new Top();
             lexer.nextToken();

src/main/java/com/alibaba/druid/sql/dialect/sqlserver/visitor/SQLServerASTVisitor.java

@@ -5,11 +5,12 @@ import com.alibaba.druid.sql.dialect.sqlserver.ast.Top;
 import com.alibaba.druid.sql.visitor.SQLASTVisitor;
 
 public interface SQLServerASTVisitor extends SQLASTVisitor {
+
     boolean visit(SQLServerSelectQueryBlock x);
 
     void endVisit(SQLServerSelectQueryBlock x);
-    
+
     boolean visit(Top x);
-    
+
     void endVisit(Top x);
 }

src/main/java/com/alibaba/druid/sql/dialect/transact/ast/TransactSQLObject.java

@@ -2,7 +2,6 @@ package com.alibaba.druid.sql.dialect.transact.ast;
 
 import com.alibaba.druid.sql.ast.SQLObject;
 
-
 public interface TransactSQLObject extends SQLObject {
 
 }

src/main/java/com/alibaba/druid/sql/dialect/transact/ast/TransactSQLSelect.java

@@ -1,6 +1,5 @@
 package com.alibaba.druid.sql.dialect.transact.ast;
 
-
 public class TransactSQLSelect {
 
 }

src/main/java/com/alibaba/druid/sql/parser/Lexer.java

@@ -87,7 +87,7 @@ public class Lexer {
         int   bp;
         int   sp;
         int   np;
-        char   ch;
+        char  ch;
         Token token;
     }
 

src/main/java/com/alibaba/druid/sql/visitor/SQLASTVisitorAdapter.java

@@ -211,7 +211,6 @@ public class SQLASTVisitorAdapter implements SQLASTVisitor {
     public void endVisit(SQLCastExpr x) {
     }
 
-
     public boolean visit(SQLSelectStatement astNode) {
         return true;
     }

src/main/java/com/alibaba/druid/stat/DruidDataSourceStatManager.java

@@ -92,7 +92,7 @@ public class DruidDataSourceStatManager implements DruidDataSourceStatManagerMBe
 
     public synchronized static void remove(DruidDataSource dataSource) {
         ObjectName objectName = dataSources.remove(dataSource);
-        
+
         if (objectName == null) {
             return;
         }
@@ -188,7 +188,7 @@ public class DruidDataSourceStatManager implements DruidDataSourceStatManagerMBe
         map.put("ErrorCount", dataSource.getErrorCount());
         map.put("ReusePreparedStatementCount", dataSource.getReusePreparedStatementCount());
         map.put("StartTransactionCount", dataSource.getStartTransactionCount());
-        
+
         map.put("CommitCount", dataSource.getCommitCount());
         map.put("RollbackCount", dataSource.getRollbackCount());
 
@@ -217,12 +217,18 @@ public class DruidDataSourceStatManager implements DruidDataSourceStatManagerMBe
 
         String[] indexNames = {
                 //
-                "Name", "URL", "CreateCount", "DestroyCount", "ConnectCount", //
-                "CloseCount", "ActiveCount", "PoolingCount", "LockQueueLength", "WaitThreadCount", //
-                "InitialSize", "MaxActive", "MinIdle", "PoolPreparedStatements", "TestOnBorrow", //
-                "TestOnReturn", "MinEvictableIdleTimeMillis", "ConnectErrorCount", "CreateTimespanMillis", "DbType", //
-                "ValidationQuery", "ValidationQueryTimeout", "DriverClassName", "Username", "RemoveAbandonedCount", //
-                "NotEmptyWaitCount", "NotEmptyWaitNanos", "ErrorCount", "ReusePreparedStatementCount", "StartTransactionCount", //
+                "Name", "URL", "CreateCount", "DestroyCount",
+                "ConnectCount", //
+                "CloseCount", "ActiveCount", "PoolingCount", "LockQueueLength",
+                "WaitThreadCount", //
+                "InitialSize", "MaxActive", "MinIdle", "PoolPreparedStatements",
+                "TestOnBorrow", //
+                "TestOnReturn", "MinEvictableIdleTimeMillis", "ConnectErrorCount", "CreateTimespanMillis",
+                "DbType", //
+                "ValidationQuery", "ValidationQueryTimeout", "DriverClassName", "Username",
+                "RemoveAbandonedCount", //
+                "NotEmptyWaitCount", "NotEmptyWaitNanos", "ErrorCount", "ReusePreparedStatementCount",
+                "StartTransactionCount", //
                 "CommitCount", "RollbackCount"
         //
         };

src/main/java/com/alibaba/druid/stat/JdbcSqlStat.java

@@ -64,9 +64,8 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
 
     private final Histogram  histogram             = new Histogram(new long[] { //
                                                                                 //
-            4, 15, 60, 250, // 
-            1000, 4 * 1000, 15 * 1000, 60 * 1000, 250 * 1000
-                                                                   });
+            4, 15, 60, 250, //
+            1000, 4 * 1000, 15 * 1000, 60 * 1000, 250 * 1000      });
 
     public JdbcSqlStat(String sql){
         this.sql = sql;
@@ -335,40 +334,15 @@ public final class JdbcSqlStat implements JdbcSqlStatMBean {
                 SimpleType.STRING, SimpleType.STRING, SimpleType.STRING, SimpleType.STRING, SimpleType.DATE,
                 SimpleType.STRING, SimpleType.STRING //
 
-                , new ArrayType<Long>(SimpleType.LONG, true)
-        };
+                , new ArrayType<Long>(SimpleType.LONG, true) };
 
-        String[] indexNames = {
-                "ID",
-                "DataSource",
-                "SQL",
-                "ExecuteCount",
-                "ErrorCount" //
-                ,
-                "TotalTime",
-                "LastTime",
-                "MaxTimespan",
-                "LastError",
-                "EffectedRowCount" //
-                ,
-                "FetchRowCount",
-                "MaxTimespanOccurTime",
-                "BatchSizeMax",
-                "BatchSizeTotal",
-                "ConcurrentMax" //
-                ,
-                "RunningCount",
-                "Name",
-                "File",
-                "LastErrorMessage",
-                "LastErrorClass" //
-                ,
-                "LastErrorStackTrace",
-                "LastErrorTime",
-                "DbType",
-                "URL" //
+        String[] indexNames = { "ID", "DataSource", "SQL", "ExecuteCount", "ErrorCount" //
+                , "TotalTime", "LastTime", "MaxTimespan", "LastError", "EffectedRowCount" //
+                , "FetchRowCount", "MaxTimespanOccurTime", "BatchSizeMax", "BatchSizeTotal", "ConcurrentMax" //
+                , "RunningCount", "Name", "File", "LastErrorMessage", "LastErrorClass" //
+                , "LastErrorStackTrace", "LastErrorTime", "DbType", "URL" //
 
-                , "Histogram"};
+                , "Histogram" };
         String[] indexDescriptions = indexNames;
         COMPOSITE_TYPE = new CompositeType("SqlStatistic", "Sql Statistic", indexNames, indexDescriptions, indexTypes);
 

src/main/java/com/alibaba/druid/util/ConcurrentIdentityHashMap.java

@@ -1100,9 +1100,9 @@ public final class ConcurrentIdentityHashMap<K, V> extends AbstractMap<K, V> imp
      */
     static class SimpleEntry<K, V> implements Entry<K, V> {
 
-        private final K           key;
+        private final K key;
 
-        private V                 value;
+        private V       value;
 
         public SimpleEntry(K key, V value){
             this.key = key;

src/main/java/com/alibaba/druid/util/Histogram.java

@@ -81,7 +81,7 @@ public class Histogram {
         }
         return array;
     }
-    
+
     public long[] getRanges() {
         return ranges;
     }