Clover coverage report - groovy - 1.0-beta-6
Coverage timestamp: Thu Jul 15 2004 13:18:22 BST
file stats: LOC: 214   Methods: 12
NCLOC: 118   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
CompileUnit.java 0% 0% 0% 0%
coverage
 1   
 /*
 2   
  * $Id: CompileUnit.java,v 1.9 2004/07/10 03:31:38 bran Exp $
 3   
  * 
 4   
  * Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved.
 5   
  * 
 6   
  * Redistribution and use of this software and associated documentation
 7   
  * ("Software"), with or without modification, are permitted provided that the
 8   
  * following conditions are met:
 9   
  *  1. Redistributions of source code must retain copyright statements and
 10   
  * notices. Redistributions must also contain a copy of this document.
 11   
  *  2. Redistributions in binary form must reproduce the above copyright
 12   
  * notice, this list of conditions and the following disclaimer in the
 13   
  * documentation and/or other materials provided with the distribution.
 14   
  *  3. The name "groovy" must not be used to endorse or promote products
 15   
  * derived from this Software without prior written permission of The Codehaus.
 16   
  * For written permission, please contact info@codehaus.org.
 17   
  *  4. Products derived from this Software may not be called "groovy" nor may
 18   
  * "groovy" appear in their names without prior written permission of The
 19   
  * Codehaus. "groovy" is a registered trademark of The Codehaus.
 20   
  *  5. Due credit should be given to The Codehaus - http://groovy.codehaus.org/
 21   
  * 
 22   
  * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY
 23   
  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 24   
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 25   
  * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR
 26   
  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 27   
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 28   
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 29   
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 30   
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 31   
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 32   
  * DAMAGE.
 33   
  *  
 34   
  */
 35   
 package org.codehaus.groovy.ast;
 36   
 
 37   
 import java.security.CodeSource;
 38   
 import java.util.ArrayList;
 39   
 import java.util.HashMap;
 40   
 import java.util.Iterator;
 41   
 import java.util.List;
 42   
 import java.util.Map;
 43   
 
 44   
 import org.codehaus.groovy.control.CompilerConfiguration;
 45   
 
 46   
 /**
 47   
  * Represents the entire contents of a compilation step which consists of one
 48   
  * or more {@link ModuleNode}instances
 49   
  * 
 50   
  * @author <a href="mailto:james@coredevelopers.net">James Strachan </a>
 51   
  * @version $Revision: 1.9 $
 52   
  */
 53   
 public class CompileUnit {
 54   
 
 55   
     private List modules = new ArrayList();
 56   
     private Map classes = new HashMap();
 57   
     private CompilerConfiguration config;
 58   
     private ClassLoader classLoader;
 59   
     private CodeSource codeSource;
 60   
     private Map cachedClasses = new HashMap();
 61   
     
 62   
     public static final Object NO_CLASS = new Object();
 63   
     
 64   
 
 65  0
     public CompileUnit(ClassLoader classLoader, CompilerConfiguration config) {
 66  0
         this(classLoader, null, config);
 67   
     }
 68   
     
 69  0
     public CompileUnit(ClassLoader classLoader, CodeSource codeSource, CompilerConfiguration config) {
 70  0
         this.classLoader = classLoader;
 71  0
         this.config = config;
 72  0
         this.codeSource = codeSource;
 73   
     }
 74   
 
 75  0
     public List getModules() {
 76  0
         return modules;
 77   
     }
 78   
 
 79  0
     public void addModule(ModuleNode node) {
 80  0
         modules.add(node);
 81  0
         node.setUnit(this);
 82  0
         addClasses(node.classes);
 83   
     }
 84   
 
 85   
     /**
 86   
      * @return the ClassNode for the given qualified name or returns null if
 87   
      *         the name does not exist in the current compilation unit
 88   
      *         (ignoring the .class files on the classpath)
 89   
      */
 90  0
     public ClassNode getClass(String name) {
 91  0
         return (ClassNode) classes.get(name);
 92   
     }
 93   
 
 94   
     /**
 95   
      * @return a list of all the classes in each module in the compilation unit
 96   
      */
 97  0
     public List getClasses() {
 98  0
         List answer = new ArrayList();
 99  0
         for (Iterator iter = modules.iterator(); iter.hasNext();) {
 100  0
             ModuleNode module = (ModuleNode) iter.next();
 101  0
             answer.addAll(module.getClasses());
 102   
         }
 103  0
         return answer;
 104   
     }
 105   
 
 106  0
     public CompilerConfiguration getConfig() {
 107  0
         return config;
 108   
     }
 109   
 
 110  0
     public ClassLoader getClassLoader() {
 111  0
         return classLoader;
 112   
     }
 113   
     
 114  0
     public CodeSource getCodeSource() {
 115  0
         return codeSource;
 116   
     }
 117   
 
 118   
     
 119   
     /**
 120   
      * Loads a class on the compile classpath so that it can be introspected
 121   
      * 
 122   
      * @param type
 123   
      * @return @throws
 124   
      *         ClassNotFoundException
 125   
      */
 126  0
     public Class loadClass(String type) throws ClassNotFoundException {
 127  0
         Object obj = cachedClasses.get(type);
 128  0
         if ( obj == NO_CLASS ) {
 129  0
             throw new ClassNotFoundException(type);
 130   
         }
 131  0
         if ( obj != null) {
 132  0
             return (Class)obj;
 133   
         }
 134   
         
 135  0
         Class answer = null;
 136  0
         ClassLoader lastLoader  = getClassLoader();
 137  0
         try {
 138  0
             answer = lastLoader.loadClass(type);
 139   
         } catch (ClassNotFoundException e) {
 140   
             // fall through
 141   
         }
 142   
         
 143  0
         try {
 144  0
             ClassLoader loader = Thread.currentThread().getContextClassLoader();
 145  0
             if ( answer == null && loader != lastLoader /*&& loader != null*/) {
 146  0
                 lastLoader = loader;
 147  0
                 answer = loader.loadClass(type);
 148   
             }
 149   
         }
 150   
         catch (ClassNotFoundException e1) {
 151   
             // fall through
 152   
         }
 153   
         
 154   
         // lets try our class loader
 155  0
         try {
 156  0
             ClassLoader loader = getClass().getClassLoader();
 157  0
             if ( answer == null && loader != lastLoader) {
 158  0
                 lastLoader = loader;
 159  0
                 answer = loader.loadClass(type);
 160   
             }
 161   
         }
 162   
         catch (ClassNotFoundException e2) {
 163   
             // fall through
 164   
         }
 165   
         
 166  0
         try {
 167  0
             if (answer == null ) {
 168  0
                 answer = Class.forName(type);
 169   
             }
 170   
         }
 171   
         catch (ClassNotFoundException e2) {
 172   
             // fall through
 173   
         }
 174   
 
 175  0
         if ( answer == null ) {
 176  0
             cachedClasses.put(type,NO_CLASS);
 177  0
             throw new ClassNotFoundException(type);
 178   
         } else {
 179  0
             if (!type.equals(answer.getName())) { // br case sensitive match
 180  0
                 cachedClasses.put(type,NO_CLASS);
 181  0
                 System.out.println("Mismatch: answer.getName() = " + answer.getName() + ", type = " + type);
 182  0
                 throw new ClassNotFoundException(type);
 183   
             }
 184  0
             cachedClasses.put(type,answer);
 185   
         }
 186   
         
 187  0
         return answer;
 188   
     }
 189   
 
 190   
 
 191   
     /**
 192   
      * Appends all of the fully qualified class names in this
 193   
      * module into the given map
 194   
      */
 195  0
     void addClasses(List classList) {
 196  0
         for (Iterator iter = classList.iterator(); iter.hasNext();) {
 197  0
             addClass((ClassNode) iter.next());
 198   
         }
 199   
     }
 200   
     
 201   
     /**
 202   
      *  Adds a class to the unit.
 203   
      */
 204  0
     public void addClass(ClassNode node) {
 205  0
         String name = node.getName();
 206  0
         if (classes.containsKey(name)) {
 207  0
             throw new RuntimeException(
 208   
                 "Error: duplicate class declaration for name: " + name + " and class: " + node);
 209   
         }
 210  0
         classes.put(name, node);
 211   
     }
 212   
 
 213   
 }
 214