/*
* Copyright 1999-2011 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.druid.util.jdbc;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.SQLFeatureNotSupportedException;
import java.sql.SQLWarning;
import java.sql.Statement;
import com.alibaba.druid.mock.MockConnection;
import com.alibaba.druid.mock.MockConnectionClosedException;
public abstract class StatementBase implements Statement {
private Connection connection;
private int fetchDirection;
private int fetchSize;
private int resultSetType;
private int resultSetConcurrency;
private int resultSetHoldability;
private int maxFieldSize;
private int maxRows;
private int queryTimeout;
private boolean escapeProcessing;
private String cursorName;
private SQLWarning warnings;
private int updateCount;
protected boolean closed = false;
private boolean poolable;
protected ResultSet generatedKeys;
protected ResultSet resultSet;
public StatementBase(Connection connection){
super();
this.connection = connection;
}
public Connection getConnection() throws SQLException {
return connection;
}
public void setConnection(Connection connection) {
this.connection = connection;
}
protected void checkOpen() throws SQLException {
if (closed) {
throw new SQLException();
}
if (this.connection != null) {
if (this.connection instanceof MockConnection) {
((MockConnection) this.connection).checkState();
} else if (this.connection.isClosed()) {
throw new MockConnectionClosedException();
}
}
}
@Override
public void setFetchDirection(int direction) throws SQLException {
checkOpen();
this.fetchDirection = direction;
}
@Override
public int getFetchDirection() throws SQLException {
checkOpen();
return fetchDirection;
}
@Override
public void setFetchSize(int rows) throws SQLException {
checkOpen();
this.fetchSize = rows;
}
@Override
public int getFetchSize() throws SQLException {
checkOpen();
return fetchSize;
}
public int getResultSetType() throws SQLException {
checkOpen();
return resultSetType;
}
public void setResultSetType(int resultType) {
this.resultSetType = resultType;
}
public void setResultSetConcurrency(int resultSetConcurrency) {
this.resultSetConcurrency = resultSetConcurrency;
}
@Override
public int getResultSetConcurrency() throws SQLException {
checkOpen();
return resultSetConcurrency;
}
@Override
public int getResultSetHoldability() throws SQLException {
checkOpen();
return resultSetHoldability;
}
public void setResultSetHoldability(int resultSetHoldability) {
this.resultSetHoldability = resultSetHoldability;
}
@Override
public int getMaxFieldSize() throws SQLException {
checkOpen();
return maxFieldSize;
}
@Override
public void setMaxFieldSize(int max) throws SQLException {
checkOpen();
this.maxFieldSize = max;
}
@Override
public int getMaxRows() throws SQLException {
checkOpen();
return maxRows;
}
@Override
public void setMaxRows(int max) throws SQLException {
checkOpen();
this.maxRows = max;
}
@Override
public void setEscapeProcessing(boolean enable) throws SQLException {
checkOpen();
this.escapeProcessing = enable;
}
public boolean isEscapeProcessing() {
return escapeProcessing;
}
@Override
public int getQueryTimeout() throws SQLException {
checkOpen();
return queryTimeout;
}
@Override
public void setQueryTimeout(int seconds) throws SQLException {
checkOpen();
this.queryTimeout = seconds;
}
@Override
public void setCursorName(String name) throws SQLException {
checkOpen();
cursorName = name;
}
public String getCursorName() {
return cursorName;
}
@Override
public SQLWarning getWarnings() throws SQLException {
checkOpen();
return warnings;
}
@Override
public void clearWarnings() throws SQLException {
checkOpen();
warnings = null;
}
public void setWarning(SQLWarning warning) {
this.warnings = warning;
}
@Override
public int getUpdateCount() throws SQLException {
checkOpen();
return updateCount;
}
public void setUpdateCount(int updateCount) {
this.updateCount = updateCount;
}
@Override
public void close() throws SQLException {
this.closed = true;
}
@SuppressWarnings("unchecked")
@Override
public <T> T unwrap(Class<T> iface) throws SQLException {
if (isWrapperFor(iface)) {
return (T) this;
}
return null;
}
@Override
public boolean isWrapperFor(Class<?> iface) throws SQLException {
if (iface == null) {
return false;
}
if (iface == this.getClass() || iface.isInstance(this)) {
return true;
}
return false;
}
public boolean isPoolable() throws SQLException {
checkOpen();
return poolable;
}
public void setPoolable(boolean poolable) throws SQLException {
checkOpen();
this.poolable = poolable;
}
public void closeOnCompletion() throws SQLException {
throw new SQLFeatureNotSupportedException();
}
public boolean isCloseOnCompletion() throws SQLException {
throw new SQLFeatureNotSupportedException();
}
@Override
public boolean isClosed() throws SQLException {
return closed;
}
@Override
public boolean getMoreResults() throws SQLException {
checkOpen();
return false;
}
@Override
public void addBatch(String sql) throws SQLException {
checkOpen();
}
@Override
public void clearBatch() throws SQLException {
checkOpen();
}
@Override
public ResultSet getGeneratedKeys() throws SQLException {
checkOpen();
return this.generatedKeys;
}
public void setGeneratedKeys(ResultSet generatedKeys) {
this.generatedKeys = generatedKeys;
}
@Override
public int executeUpdate(String sql, int autoGeneratedKeys) throws SQLException {
checkOpen();
return 0;
}
@Override
public int executeUpdate(String sql, int[] columnIndexes) throws SQLException {
checkOpen();
return 0;
}
@Override
public int executeUpdate(String sql, String[] columnNames) throws SQLException {
checkOpen();
return 0;
}
@Override
public boolean execute(String sql, int autoGeneratedKeys) throws SQLException {
checkOpen();
return false;
}
@Override
public boolean execute(String sql, int[] columnIndexes) throws SQLException {
checkOpen();
return false;
}
@Override
public boolean execute(String sql, String[] columnNames) throws SQLException {
checkOpen();
return false;
}
@Override
public ResultSet getResultSet() throws SQLException {
checkOpen();
return resultSet;
}
@Override
public int[] executeBatch() throws SQLException {
checkOpen();
return new int[0];
}
@Override
public boolean getMoreResults(int current) throws SQLException {
checkOpen();
return false;
}
public void setWarnings(SQLWarning warnings) {
this.warnings = warnings;
}
public void setResultSet(ResultSet resultSet) {
this.resultSet = resultSet;
}
@Override
public boolean execute(String sql) throws SQLException {
checkOpen();
return false;
}
@Override
public ResultSet executeQuery(String sql) throws SQLException {
return null;
}
@Override
public int executeUpdate(String sql) throws SQLException {
return 0;
}
@Override
public void cancel() throws SQLException {
checkOpen();
}
}