package org.apache.torque.task;
/*
* Copyright 2001,2004 The Apache Software Foundation.
*
* 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.
*/
import java.io.BufferedWriter;
import java.io.FileWriter;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.Task;
import org.apache.torque.engine.database.model.Database;
import org.apache.torque.engine.database.transform.SQLToAppData;
/**
* An ant task for creating an xml schema from an sql schema
*
* @author <a href="mailto:leon@opticode.co.za">Leon Messerschmidt</a>
* @author <a href="jvanzyl@zenplex.com">Jason van Zyl</a>
* @version $Id: TorqueSQLTransformTask.java,v 1.5 2004/02/22 06:27:41 jmcnally Exp $
*/
public class TorqueSQLTransformTask extends Task
{
/** SQL input file. */
private String inputFile;
/** XML descriptor output file. */
private String outputFile;
/**
* Get the current input file
*
* @return the input file
*/
public String getInputFile()
{
return inputFile;
}
/**
* Set the sql input file. This file must exist
*
* @param v the input file
*/
public void setInputFile(String v)
{
inputFile = v;
}
/**
* Get the current output file.
*
* @return the output file
*/
public String getOutputFile()
{
return outputFile;
}
/**
* Set the current output file. If the file does not
* exist it will be created. If the file exists all
* it's contents will be replaced.
*
* @param v the output file
*/
public void setOutputFile (String v)
{
outputFile = v;
}
/**
* Execute the task.
*
* @throws BuildException Any exceptions caught during procssing will be
* rethrown wrapped into a BuildException
*/
public void execute() throws BuildException
{
try
{
log("Parsing SQL Schema", Project.MSG_INFO);
SQLToAppData sqlParser = new SQLToAppData(inputFile);
Database app = sqlParser.execute();
log("Preparing to write xml schema", Project.MSG_INFO);
FileWriter fr = new FileWriter(outputFile);
BufferedWriter br = new BufferedWriter (fr);
br.write(app.toString());
log("Writing xml schema", Project.MSG_INFO);
br.flush();
br.close();
}
catch (Exception e)
{
throw new BuildException(e);
}
}
}