Clover coverage report - Ant Coverage
Coverage timestamp: Tue Apr 8 2003 20:43:55 EST
file stats: LOC: 180   Methods: 5
NCLOC: 78   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
Script.java 71.4% 70% 80% 71.2%
 1   
 /*
 2   
  * The Apache Software License, Version 1.1
 3   
  *
 4   
  * Copyright (c) 2000-2002 The Apache Software Foundation.  All rights 
 5   
  * reserved.
 6   
  *
 7   
  * Redistribution and use in source and binary forms, with or without
 8   
  * modification, are permitted provided that the following conditions
 9   
  * are met:
 10   
  *
 11   
  * 1. Redistributions of source code must retain the above copyright
 12   
  *    notice, this list of conditions and the following disclaimer.
 13   
  *
 14   
  * 2. Redistributions in binary form must reproduce the above copyright
 15   
  *    notice, this list of conditions and the following disclaimer in
 16   
  *    the documentation and/or other materials provided with the
 17   
  *    distribution.
 18   
  *
 19   
  * 3. The end-user documentation included with the redistribution, if
 20   
  *    any, must include the following acknowlegement:
 21   
  *       "This product includes software developed by the
 22   
  *        Apache Software Foundation (http://www.apache.org/)."
 23   
  *    Alternately, this acknowlegement may appear in the software itself,
 24   
  *    if and wherever such third-party acknowlegements normally appear.
 25   
  *
 26   
  * 4. The names "Ant" and "Apache Software
 27   
  *    Foundation" must not be used to endorse or promote products derived
 28   
  *    from this software without prior written permission. For written
 29   
  *    permission, please contact apache@apache.org.
 30   
  *
 31   
  * 5. Products derived from this software may not be called "Apache"
 32   
  *    nor may "Apache" appear in their names without prior written
 33   
  *    permission of the Apache Group.
 34   
  *
 35   
  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 36   
  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 37   
  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 38   
  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 39   
  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 40   
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 41   
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 42   
  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 43   
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 44   
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 45   
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 46   
  * SUCH DAMAGE.
 47   
  * ====================================================================
 48   
  *
 49   
  * This software consists of voluntary contributions made by many
 50   
  * individuals on behalf of the Apache Software Foundation.  For more
 51   
  * information on the Apache Software Foundation, please see
 52   
  * <http://www.apache.org/>.
 53   
  */
 54   
 package org.apache.tools.ant.taskdefs.optional;
 55   
 
 56   
 import java.io.File;
 57   
 import java.io.FileInputStream;
 58   
 import java.io.IOException;
 59   
 import java.util.Enumeration;
 60   
 import java.util.Hashtable;
 61   
 import org.apache.bsf.BSFException;
 62   
 import org.apache.bsf.BSFManager;
 63   
 import org.apache.tools.ant.BuildException;
 64   
 import org.apache.tools.ant.Task;
 65   
 
 66   
 /**
 67   
  * Executes a script.
 68   
  *
 69   
  * @ant.task name="script"
 70   
  * @author Sam Ruby <a href="mailto:rubys@us.ibm.com">rubys@us.ibm.com</a>
 71   
  */
 72   
 public class Script extends Task {
 73   
     private String language;
 74   
     private String script = "";
 75   
     private Hashtable beans = new Hashtable();
 76   
 
 77   
     /**
 78   
      * Add a list of named objects to the list to be exported to the script
 79   
      */
 80  8
     private void addBeans(Hashtable dictionary) {
 81  8
         for (Enumeration e = dictionary.keys(); e.hasMoreElements();) {
 82  148
             String key = (String) e.nextElement();
 83   
 
 84  148
             boolean isValid = key.length() > 0 &&
 85   
                 Character.isJavaIdentifierStart(key.charAt(0));
 86   
 
 87  148
             for (int i = 1; isValid && i < key.length(); i++) {
 88  572
                 isValid = Character.isJavaIdentifierPart(key.charAt(i));
 89   
             }
 90   
 
 91  148
             if (isValid) {
 92  22
                 beans.put(key, dictionary.get(key));
 93   
             }
 94   
         }
 95   
     }
 96   
 
 97   
     /**
 98   
      * Do the work.
 99   
      *
 100   
      * @exception BuildException if someting goes wrong with the build
 101   
      */
 102  2
     public void execute() throws BuildException {
 103  2
         try {
 104  2
             addBeans(getProject().getProperties());
 105  2
             addBeans(getProject().getUserProperties());
 106  2
             addBeans(getProject().getTargets());
 107  2
             addBeans(getProject().getReferences());
 108   
 
 109  2
             beans.put("project", getProject());
 110   
 
 111  2
             beans.put("self", this);
 112   
 
 113  2
             BSFManager manager = new BSFManager ();
 114   
 
 115  2
             for (Enumeration e = beans.keys() ; e.hasMoreElements() ;) {
 116  26
                 String key = (String) e.nextElement();
 117  26
                 Object value = beans.get(key);
 118  26
                 manager.declareBean(key, value, value.getClass());
 119   
             }
 120   
 
 121   
             // execute the script
 122  2
             manager.exec(language, "<ANT>", 0, 0, script);
 123   
         } catch (BSFException be) {
 124  2
             Throwable t = be;
 125  2
             Throwable te = be.getTargetException();
 126  2
             if (te != null) {
 127  2
                 if  (te instanceof BuildException) {
 128  0
                     throw (BuildException) te;
 129   
                 } else {
 130  2
                     t = te;
 131   
                 }
 132   
             }
 133  2
             throw new BuildException(t);
 134   
         }
 135   
     }
 136   
 
 137   
     /**
 138   
      * Defines the language (required).
 139   
      *
 140   
      * @param msg Sets the value for the script variable.
 141   
      */
 142  2
     public void setLanguage(String language) {
 143  2
         this.language = language;
 144   
     }
 145   
 
 146   
     /**
 147   
      * Load the script from an external file ; optional.
 148   
      *
 149   
      * @param msg Sets the value for the script variable.
 150   
      */
 151  0
     public void setSrc(String fileName) {
 152  0
         File file = new File(fileName);
 153  0
         if (!file.exists()) { 
 154  0
             throw new BuildException("file " + fileName + " not found.");
 155   
         }
 156   
 
 157  0
         int count = (int) file.length();
 158  0
         byte data[] = new byte[count];
 159   
 
 160  0
         try {
 161  0
             FileInputStream inStream = new FileInputStream(file);
 162  0
             inStream.read(data);
 163  0
             inStream.close();
 164   
         } catch (IOException e) {
 165  0
             throw new BuildException(e);
 166   
         }
 167   
         
 168  0
         script += new String(data);
 169   
     }
 170   
 
 171   
     /**
 172   
      * The script text.
 173   
      *
 174   
      * @param msg Sets the value for the script variable.
 175   
      */
 176  2
     public void addText(String text) {
 177  2
         this.script += text;
 178   
     }
 179   
 }
 180