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| org.apache.torque.task.TorqueSQLTransformTask |
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| 1 | package org.apache.torque.task; |
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| 2 | ||
| 3 | /* |
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| 4 | * Licensed to the Apache Software Foundation (ASF) under one |
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| 5 | * or more contributor license agreements. See the NOTICE file |
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| 6 | * distributed with this work for additional information |
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| 7 | * regarding copyright ownership. The ASF licenses this file |
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| 8 | * to you under the Apache License, Version 2.0 (the |
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| 9 | * "License"); you may not use this file except in compliance |
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| 10 | * with the License. You may obtain a copy of the License at |
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| 11 | * |
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| 12 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 13 | * |
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| 14 | * Unless required by applicable law or agreed to in writing, |
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| 15 | * software distributed under the License is distributed on an |
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| 16 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
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| 17 | * KIND, either express or implied. See the License for the |
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| 18 | * specific language governing permissions and limitations |
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| 19 | * under the License. |
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| 20 | */ |
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| 21 | ||
| 22 | import java.io.BufferedWriter; |
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| 23 | import java.io.FileWriter; |
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| 24 | ||
| 25 | import org.apache.tools.ant.BuildException; |
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| 26 | import org.apache.tools.ant.Project; |
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| 27 | import org.apache.tools.ant.Task; |
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| 28 | ||
| 29 | import org.apache.torque.engine.database.model.Database; |
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| 30 | import org.apache.torque.engine.database.transform.SQLToAppData; |
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| 31 | ||
| 32 | /** |
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| 33 | * An ant task for creating an xml schema from an sql schema |
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| 34 | * |
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| 35 | * @author <a href="mailto:leon@opticode.co.za">Leon Messerschmidt</a> |
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| 36 | * @author <a href="mailto:jvanzyl@zenplex.com">Jason van Zyl</a> |
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| 37 | * @version $Id: TorqueSQLTransformTask.java 473814 2006-11-11 22:30:30Z tv $ |
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| 38 | */ |
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| 39 | 0 | public class TorqueSQLTransformTask extends Task |
| 40 | { |
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| 41 | /** SQL input file. */ |
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| 42 | private String inputFile; |
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| 43 | ||
| 44 | /** XML descriptor output file. */ |
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| 45 | private String outputFile; |
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| 46 | ||
| 47 | /** |
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| 48 | * Get the current input file |
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| 49 | * |
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| 50 | * @return the input file |
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| 51 | */ |
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| 52 | public String getInputFile() |
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| 53 | { |
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| 54 | 0 | return inputFile; |
| 55 | } |
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| 56 | ||
| 57 | /** |
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| 58 | * Set the sql input file. This file must exist |
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| 59 | * |
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| 60 | * @param v the input file |
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| 61 | */ |
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| 62 | public void setInputFile(String v) |
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| 63 | { |
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| 64 | 0 | inputFile = v; |
| 65 | 0 | } |
| 66 | ||
| 67 | /** |
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| 68 | * Get the current output file. |
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| 69 | * |
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| 70 | * @return the output file |
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| 71 | */ |
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| 72 | public String getOutputFile() |
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| 73 | { |
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| 74 | 0 | return outputFile; |
| 75 | } |
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| 76 | ||
| 77 | /** |
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| 78 | * Set the current output file. If the file does not |
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| 79 | * exist it will be created. If the file exists all |
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| 80 | * it's contents will be replaced. |
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| 81 | * |
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| 82 | * @param v the output file |
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| 83 | */ |
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| 84 | public void setOutputFile (String v) |
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| 85 | { |
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| 86 | 0 | outputFile = v; |
| 87 | 0 | } |
| 88 | ||
| 89 | /** |
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| 90 | * Execute the task. |
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| 91 | * |
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| 92 | * @throws BuildException Any exceptions caught during procssing will be |
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| 93 | * rethrown wrapped into a BuildException |
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| 94 | */ |
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| 95 | public void execute() throws BuildException |
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| 96 | { |
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| 97 | try |
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| 98 | { |
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| 99 | 0 | log("Parsing SQL Schema", Project.MSG_INFO); |
| 100 | ||
| 101 | 0 | SQLToAppData sqlParser = new SQLToAppData(inputFile); |
| 102 | 0 | Database app = sqlParser.execute(); |
| 103 | ||
| 104 | 0 | log("Preparing to write xml schema", Project.MSG_INFO); |
| 105 | 0 | FileWriter fr = new FileWriter(outputFile); |
| 106 | 0 | BufferedWriter br = new BufferedWriter (fr); |
| 107 | ||
| 108 | 0 | br.write(app.toString()); |
| 109 | ||
| 110 | 0 | log("Writing xml schema", Project.MSG_INFO); |
| 111 | ||
| 112 | 0 | br.flush(); |
| 113 | 0 | br.close(); |
| 114 | } |
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| 115 | 0 | catch (Exception e) |
| 116 | { |
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| 117 | 0 | throw new BuildException(e); |
| 118 | 0 | } |
| 119 | 0 | } |
| 120 | } |
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