jdbctestdisplayutil.java

derby database source code.good for you.

/*

   Derby - Class org.apache.derbyTesting.functionTests.util.JDBCTestDisplayUtil

   Copyright 2004 The Apache Software Foundation or its licensors, as applicable.

   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 org.apache.derbyTesting.functionTests.util;

import java.io.PrintStream;
import java.io.PrintWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.Statement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.Types;

import java.util.Properties;
import java.util.Enumeration;
import java.util.Vector;


import org.apache.derby.impl.tools.ij.ijException;

import org.apache.derby.tools.JDBCDisplayUtil;

/**
   Show common format for Network Server and Embedded Exceptions
**/

public class JDBCTestDisplayUtil extends JDBCDisplayUtil {

	/**
	   Show common format for Network Server and Embedded Exceptions
	   @param out PrintStream to write to
	   @param e Throwable to print
	*/
	
	static public void ShowCommonSQLException(PrintStream out, Throwable e) {
		if (e == null) return;
		
		if (e instanceof SQLException)
		{
			SQLException se = (SQLException)e;
			if (isDataConversionException(se))
				out.println ("Data Conversion SQLException");
			else if (isResultSetClosedException(se))
				out.println("Result Set Closed Exception");
			else if (isNullSQLStringException(se))
				out.println("Null SQL String Exception");
			else if (isInvalidParameterException(se))
					out.println("Invalid Parameter SQL Exception");
			else if (isValidOnScrollCursorsException(se))
				out.println("Method Only Valid On Scroll Cursors SQL Exception");
			else if (isInvalidMethodReturnException(se))
				out.println("Invalid Method Returning a ResultSet or Row Count SQL Exception");
			else if (isTableDoesNotExistException(se))
					out.println("Table Does Not Exist SQL Exception");
			else if (isReturnsInvalidResultSetException(se))
				out.println("Invalid Method Returning ResultSet SQL Exception");
			else 
				ShowSQLException(out, se);
		}
		else 
			ShowException(out, e);
	}
	
	static private boolean isDataConversionException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("Invalid data conversion") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("22018")
				 || se.getSQLState().equals("22005")
				 || se.getSQLState().equals("22007"))))
			return true;
		return false;
	}
	
	static private boolean isResultSetClosedException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("Invalid operation: result set closed") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("XCL16"))))
			return true;
		return false;
	}
	
	static private boolean isNullSQLStringException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("Null SQL string passed.") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("XJ067"))))
			return true;
		return false;
	}

	static private boolean isInvalidParameterException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("Invalid parameter value") >= 0)
			|| (se.getMessage().indexOf("Invalid fetch size") >= 0)
			|| (se.getMessage().indexOf("Invalid fetch direction") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("XJ066"))))
			return true;
		return false;
	}
	
	static private boolean isValidOnScrollCursorsException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("' method is only allowed on scroll cursors.") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("XJ061"))))
			return true;
		return false;
	}
	
	static private boolean isInvalidMethodReturnException(SQLException se)
	{
		if (((se.getMessage() != null &&
			  se.getMessage().indexOf("executeQuery method cannot be used for update.") >= 0)
			 ||  se.getMessage().indexOf("executeUpdate method cannot be used for query.") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("X0Y78")
				 || se.getSQLState().equals("X0Y79"))))
			return true;
		return false;
	}
	
	static private boolean isTableDoesNotExistException(SQLException se)
	{
		if (se.getSQLState() != null &&
			se.getSQLState().equals("42X05"))
			return true;
		return false;
	}
	
	static private boolean isReturnsInvalidResultSetException(SQLException se)
	{
		if ((se.getMessage() != null &&
			 se.getMessage().indexOf("cannot be called with a statement that returns a ResultSet.") >= 0)
			|| (se.getSQLState() != null &&
				(se.getSQLState().equals("X0Y79"))))
			return true;
		return false;
	}
}