1 package org.apache.torque.task;
2
3 /* ====================================================================
4 * The Apache Software License, Version 1.1
5 *
6 * Copyright (c) 2001 The Apache Software Foundation. All rights
7 * reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. The end-user documentation included with the redistribution,
22 * if any, must include the following acknowledgment:
23 * "This product includes software developed by the
24 * Apache Software Foundation (http://www.apache.org/)."
25 * Alternately, this acknowledgment may appear in the software itself,
26 * if and wherever such third-party acknowledgments normally appear.
27 *
28 * 4. The names "Apache" and "Apache Software Foundation" and
29 * "Apache Turbine" must not be used to endorse or promote products
30 * derived from this software without prior written permission. For
31 * written permission, please contact apache@apache.org.
32 *
33 * 5. Products derived from this software may not be called "Apache",
34 * "Apache Turbine", nor may "Apache" appear in their name, without
35 * prior written permission of the Apache Software Foundation.
36 *
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 * SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This software consists of voluntary contributions made by many
52 * individuals on behalf of the Apache Software Foundation. For more
53 * information on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57 import java.io.BufferedWriter;
58 import java.io.FileWriter;
59
60 import org.apache.tools.ant.BuildException;
61 import org.apache.tools.ant.Project;
62 import org.apache.tools.ant.Task;
63
64 import org.apache.torque.engine.database.model.AppData;
65 import org.apache.torque.engine.database.transform.SQLToAppData;
66
67 /***
68 * An ant task for creating an xml schema from an sql schema
69 *
70 * @author <a href="mailto:leon@opticode.co.za">Leon Messerschmidt</a>
71 * @author <a href="jvanzyl@zenplex.com">Jason van Zyl</a>
72 * @version $Id: TorqueSQLTransformTask.java,v 1.3 2003/08/05 16:53:01 mpoeschl Exp $
73 */
74 public class TorqueSQLTransformTask extends Task
75 {
76 /*** SQL input file. */
77 private String inputFile;
78
79 /*** XML descriptor output file. */
80 private String outputFile;
81
82 /***
83 * Get the current input file
84 *
85 * @return the input file
86 */
87 public String getInputFile()
88 {
89 return inputFile;
90 }
91
92 /***
93 * Set the sql input file. This file must exist
94 *
95 * @param v the input file
96 */
97 public void setInputFile(String v)
98 {
99 inputFile = v;
100 }
101
102 /***
103 * Get the current output file.
104 *
105 * @return the output file
106 */
107 public String getOutputFile()
108 {
109 return outputFile;
110 }
111
112 /***
113 * Set the current output file. If the file does not
114 * exist it will be created. If the file exists all
115 * it's contents will be replaced.
116 *
117 * @param v the output file
118 */
119 public void setOutputFile (String v)
120 {
121 outputFile = v;
122 }
123
124 /***
125 * Execute the task.
126 *
127 * @throws BuildException Any exceptions caught during procssing will be
128 * rethrown wrapped into a BuildException
129 */
130 public void execute() throws BuildException
131 {
132 try
133 {
134 log("Parsing SQL Schema", Project.MSG_INFO);
135
136 SQLToAppData sqlParser = new SQLToAppData(inputFile);
137 AppData app = sqlParser.execute();
138
139 log("Preparing to write xml schema", Project.MSG_INFO);
140 FileWriter fr = new FileWriter(outputFile);
141 BufferedWriter br = new BufferedWriter (fr);
142
143 br.write(app.toString());
144
145 log("Writing xml schema", Project.MSG_INFO);
146
147 br.flush();
148 br.close();
149 }
150 catch (Exception e)
151 {
152 throw new BuildException(e);
153 }
154 }
155 }
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