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Posted to dev@commons.apache.org by sc...@apache.org on 2003/12/03 12:19:10 UTC

cvs commit: jakarta-commons/collections/src/java/org/apache/commons/collections/set UnmodifiableSet.java UnmodifiableSortedSet.java

scolebourne    2003/12/03 03:19:10

  Modified:    collections/src/test/org/apache/commons/collections/list
                        TestUnmodifiableList.java
               collections/src/java/org/apache/commons/collections/list
                        UnmodifiableList.java
               collections/src/test/org/apache/commons/collections/set
                        AbstractTestSortedSet.java
                        TestUnmodifiableSortedSet.java TestAll.java
               collections/src/test/org/apache/commons/collections/collection
                        TestAll.java
               collections/src/java/org/apache/commons/collections/buffer
                        UnmodifiablePriorityQueue.java
                        UnmodifiableBuffer.java
               collections/src/java/org/apache/commons/collections/bag
                        UnmodifiableSortedBag.java UnmodifiableBag.java
                        AbstractMapBag.java
               collections/src/java/org/apache/commons/collections/collection
                        UnmodifiableCollection.java
               collections/src/java/org/apache/commons/collections/set
                        UnmodifiableSet.java UnmodifiableSortedSet.java
  Added:       collections/src/test/org/apache/commons/collections/set
                        TestUnmodifiableSet.java
               collections/src/test/org/apache/commons/collections/collection
                        TestUnmodifiableCollection.java
  Log:
  Update and make consistent the Unmodifiable decorators
  
  Revision  Changes    Path
  1.4       +10 -11    jakarta-commons/collections/src/test/org/apache/commons/collections/list/TestUnmodifiableList.java
  
  Index: TestUnmodifiableList.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/list/TestUnmodifiableList.java,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- TestUnmodifiableList.java	18 Nov 2003 22:37:14 -0000	1.3
  +++ TestUnmodifiableList.java	3 Dec 2003 11:19:10 -0000	1.4
  @@ -65,8 +65,6 @@
   import junit.framework.Test;
   import junit.framework.TestSuite;
   
  -import org.apache.commons.collections.map.TestPredicatedSortedMap;
  -
   /**
    * Extension of {@link AbstractTestList} for exercising the 
    * {@link UnmodifiableList} implementation.
  @@ -76,7 +74,7 @@
    * 
    * @author Phil Steitz
    */
  -public class TestUnmodifiableList extends AbstractTestList{
  +public class TestUnmodifiableList extends AbstractTestList {
       
       public TestUnmodifiableList(String testName) {
           super(testName);
  @@ -87,11 +85,11 @@
       }
       
       public static void main(String args[]) {
  -        String[] testCaseName = { TestPredicatedSortedMap.class.getName()};
  +        String[] testCaseName = { TestUnmodifiableList.class.getName()};
           junit.textui.TestRunner.main(testCaseName);
       }
  -    
  - //-------------------------------------------------------------------       
  +
  +    //-----------------------------------------------------------------------    
       public List makeEmptyList() {
           return UnmodifiableList.decorate(new ArrayList());
       }
  @@ -112,8 +110,9 @@
       
       public boolean isRemoveSupported() {
           return false;
  -    }   
  -//--------------------------------------------------------------------   
  +    }
  +    
  +    //-----------------------------------------------------------------------    
       protected UnmodifiableList list = null;
       protected ArrayList array = null;
       
  @@ -209,4 +208,4 @@
               // expected
           }
       }
  -}
  \ No newline at end of file
  +}
  
  
  
  1.2       +39 -9     jakarta-commons/collections/src/java/org/apache/commons/collections/list/UnmodifiableList.java
  
  Index: UnmodifiableList.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/list/UnmodifiableList.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableList.java	16 Nov 2003 00:05:47 -0000	1.1
  +++ UnmodifiableList.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -58,12 +58,13 @@
   package org.apache.commons.collections.list;
   
   import java.util.Collection;
  +import java.util.Iterator;
   import java.util.List;
   import java.util.ListIterator;
   
  -import org.apache.commons.collections.IteratorUtils;
   import org.apache.commons.collections.Unmodifiable;
  -import org.apache.commons.collections.collection.UnmodifiableCollection;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
  +import org.apache.commons.collections.iterators.UnmodifiableListIterator;
   
   /**
    * Decorates another <code>List</code> to ensure it can't be altered.
  @@ -73,7 +74,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableList extends UnmodifiableCollection implements List {
  +public class UnmodifiableList extends AbstractListDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable list.
  @@ -109,14 +110,35 @@
       }
   
       //-----------------------------------------------------------------------
  -    public void add(int index, Object object) {
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
  +    }
  +
  +    public boolean add(Object object) {
           throw new UnsupportedOperationException();
       }
   
  -    public boolean addAll(int index, Collection coll) {
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean removeAll(Collection coll) {
           throw new UnsupportedOperationException();
       }
   
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    //-----------------------------------------------------------------------
       public Object get(int index) {
           return getList().get(index);
       }
  @@ -130,11 +152,19 @@
       }
   
       public ListIterator listIterator() {
  -        return IteratorUtils.unmodifiableListIterator(getList().listIterator());
  +        return UnmodifiableListIterator.decorate(getList().listIterator());
       }
   
       public ListIterator listIterator(int index) {
  -        return IteratorUtils.unmodifiableListIterator(getList().listIterator(index));
  +        return UnmodifiableListIterator.decorate(getList().listIterator(index));
  +    }
  +
  +    public void add(int index, Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(int index, Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
       public Object remove(int index) {
  
  
  
  1.3       +21 -32    jakarta-commons/collections/src/test/org/apache/commons/collections/set/AbstractTestSortedSet.java
  
  Index: AbstractTestSortedSet.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/set/AbstractTestSortedSet.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- AbstractTestSortedSet.java	18 Nov 2003 22:37:17 -0000	1.2
  +++ AbstractTestSortedSet.java	3 Dec 2003 11:19:10 -0000	1.3
  @@ -281,17 +281,24 @@
               //System.out.println(new TreeSet(Arrays.asList(m_FullElements)));
               //System.out.println(new TreeSet(Arrays.asList(m_OtherElements)));
   
  -        } //TestSortedSetSubSet
  +        }
   
           public boolean isNullSupported() {
               return AbstractTestSortedSet.this.isNullSupported();
  -        } //useNullValue
  +        }
  +        public boolean isAddSupported() {
  +            return AbstractTestSortedSet.this.isAddSupported();
  +        }
  +        public boolean isRemoveSupported() {
  +            return AbstractTestSortedSet.this.isRemoveSupported();
  +        }
  +        public boolean isFailFastSupported() {
  +            return AbstractTestSortedSet.this.isFailFastSupported();
  +        }
   
           public Object[] getFullElements() {
  -            //System.out.println("getFullElements()");
               return m_FullElements;
           }
  -
           public Object[] getOtherElements() {
               return m_OtherElements;
           }
  @@ -308,44 +315,26 @@
                   default :
                       return null;
               }
  -        } //getSubSet
  +        }
   
           public Set makeEmptySet() {
  -            SortedSet s = (SortedSet) AbstractTestSortedSet.this.makeFullSet();
  -            s = getSubSet(s);
  -            s.clear();
  -            return s;
  -        } //makeEmptySet
  +            SortedSet s = (SortedSet) AbstractTestSortedSet.this.makeEmptySet();
  +            return getSubSet(s);
  +        }
   
           public Set makeFullSet() {
               SortedSet s = (SortedSet) AbstractTestSortedSet.this.makeFullCollection();
               return getSubSet(s);
  -        } //makeFullSet
  -
  -        public void resetFull() {
  -            AbstractTestSortedSet.this.resetFull();
  -            TestSortedSetSubSet.this.confirmed = getSubSet((SortedSet) AbstractTestSortedSet.this.confirmed);
  -            TestSortedSetSubSet.this.collection = getSubSet((SortedSet) AbstractTestSortedSet.this.collection);
  -        }
  -
  -        public void resetEmpty() {
  -            TestSortedSetSubSet.this.resetFull();
  -            TestSortedSetSubSet.this.confirmed.clear();
  -            TestSortedSetSubSet.this.collection.clear();
           }
   
           public BulkTest bulkTestSortedSetSubSet() {
  -            //Override returning null to prevent endless
  -            //loop of bulk tests
  -            return null;
  -        } //bulkTestSortedSetSubSet
  -
  +            return null;  // prevent infinite recursion
  +        }
           public BulkTest bulkTestSortedSetHeadSet() {
  -            return null;
  +            return null;  // prevent infinite recursion
           }
  -
           public BulkTest bulkTestSortedSetTailSet() {
  -            return null;
  +            return null;  // prevent infinite recursion
           }
   
           static final int TYPE_SUBSET = 0;
  
  
  
  1.4       +5 -5      jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestUnmodifiableSortedSet.java
  
  Index: TestUnmodifiableSortedSet.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestUnmodifiableSortedSet.java,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- TestUnmodifiableSortedSet.java	18 Nov 2003 22:37:17 -0000	1.3
  +++ TestUnmodifiableSortedSet.java	3 Dec 2003 11:19:10 -0000	1.4
  @@ -64,7 +64,8 @@
   import java.util.TreeSet;
   
   import junit.framework.Test;
  -import junit.framework.TestSuite;
  +
  +import org.apache.commons.collections.BulkTest;
   
   /**
    * Extension of {@link AbstractTestSortedSet} for exercising the 
  @@ -82,8 +83,7 @@
       }
       
       public static Test suite() {
  -        // Can't run bulk tests in AbstractTestSet -- subset tests modify set
  -        return new TestSuite(TestUnmodifiableSortedSet.class);
  +        return BulkTest.makeSuite(TestUnmodifiableSortedSet.class);
       }
       
       public static void main(String args[]) {
  
  
  
  1.2       +3 -2      jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestAll.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestAll.java	16 Nov 2003 00:05:46 -0000	1.1
  +++ TestAll.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -89,6 +89,7 @@
           suite.addTest(TestTransformedSet.suite());
           suite.addTest(TestTransformedSortedSet.suite());
           suite.addTest(TestTypedSortedSet.suite());
  +        suite.addTest(TestUnmodifiableSet.suite());
           suite.addTest(TestUnmodifiableSortedSet.suite());
           
           return suite;
  
  
  
  1.1                  jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestUnmodifiableSet.java
  
  Index: TestUnmodifiableSet.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/set/TestUnmodifiableSet.java,v 1.1 2003/12/03 11:19:10 scolebourne Exp $
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowledgement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgement may appear in the software itself,
   *    if and wherever such third-party acknowledgements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.collections.set;
  
  import java.util.Arrays;
  import java.util.HashSet;
  import java.util.Set;
  
  import junit.framework.Test;
  
  import org.apache.commons.collections.BulkTest;
  
  /**
   * Extension of {@link AbstractTestSet} for exercising the 
   * {@link UnmodifiableSet} implementation.
   *
   * @since Commons Collections 3.0
   * @version $Revision: 1.1 $ $Date: 2003/12/03 11:19:10 $
   * 
   * @author Phil Steitz
   */
  public class TestUnmodifiableSet extends AbstractTestSet{
      
      public TestUnmodifiableSet(String testName) {
          super(testName);
      }
      
      public static Test suite() {
          return BulkTest.makeSuite(TestUnmodifiableSet.class);
      }
      
      public static void main(String args[]) {
          String[] testCaseName = { TestUnmodifiableSet.class.getName()};
          junit.textui.TestRunner.main(testCaseName);
      }
      
      //-------------------------------------------------------------------  
      public Set makeEmptySet() {
          return UnmodifiableSet.decorate(new HashSet());
      }
      
      public Set makeFullSet() {
          HashSet set = new HashSet();
          set.addAll(Arrays.asList(getFullElements()));
          return UnmodifiableSet.decorate(set);
      }
      
      public boolean isAddSupported() {
          return false;
      }
      
      public boolean isRemoveSupported() {
          return false;
      }
             
  }
  
  
  
  1.2       +3 -2      jakarta-commons/collections/src/test/org/apache/commons/collections/collection/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/collection/TestAll.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestAll.java	16 Nov 2003 00:05:47 -0000	1.1
  +++ TestAll.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -86,6 +86,7 @@
           suite.addTest(TestCompositeCollection.suite());
           suite.addTest(TestPredicatedCollection.suite());
           suite.addTest(TestTransformedCollection.suite());
  +        suite.addTest(TestUnmodifiableCollection.suite());
           
           return suite;
       }
  
  
  
  1.1                  jakarta-commons/collections/src/test/org/apache/commons/collections/collection/TestUnmodifiableCollection.java
  
  Index: TestUnmodifiableCollection.java
  ===================================================================
  /*
   * $Header: /home/cvs/jakarta-commons/collections/src/test/org/apache/commons/collections/collection/TestUnmodifiableCollection.java,v 1.1 2003/12/03 11:19:10 scolebourne Exp $
   * ====================================================================
   *
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2003 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowledgement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgement may appear in the software itself,
   *    if and wherever such third-party acknowledgements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Software Foundation.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   *
   */
  package org.apache.commons.collections.collection;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Collection;
  import java.util.List;
  
  import junit.framework.Test;
  import junit.framework.TestSuite;
  
  /**
   * Extension of {@link AbstractTestCollection} for exercising the 
   * {@link UnmodifiableCollection} implementation.
   *
   * @since Commons Collections 3.0
   * @version $Revision: 1.1 $ $Date: 2003/12/03 11:19:10 $
   * 
   * @author Phil Steitz
   * @author Stephen Colebourne
   */
  public class TestUnmodifiableCollection extends AbstractTestCollection {
      
      public TestUnmodifiableCollection(String testName) {
          super(testName);
      }
      
      public static Test suite() {
          return new TestSuite(TestUnmodifiableCollection.class);
      }
      
      public static void main(String args[]) {
          String[] testCaseName = { TestUnmodifiableCollection.class.getName()};
          junit.textui.TestRunner.main(testCaseName);
      }
  
      //-----------------------------------------------------------------------    
      public Collection makeCollection() {
          return UnmodifiableCollection.decorate(new ArrayList());
      }
      
      public Collection makeFullCollection() {
          List list = new ArrayList();
          list.addAll(Arrays.asList(getFullElements()));
          return UnmodifiableCollection.decorate(list);
      }
      
      public Collection makeConfirmedCollection() {
          ArrayList list = new ArrayList();
          return list;
      }
  
      public Collection makeConfirmedFullCollection() {
          ArrayList list = new ArrayList();
          list.addAll(Arrays.asList(getFullElements()));
          return list;
      }
  
      public boolean isAddSupported() {
          return false;
      }
      
      public boolean isRemoveSupported() {
          return false;
      }
  
  }
  
  
  
  1.2       +9 -3      jakarta-commons/collections/src/java/org/apache/commons/collections/buffer/UnmodifiablePriorityQueue.java
  
  Index: UnmodifiablePriorityQueue.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/buffer/UnmodifiablePriorityQueue.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiablePriorityQueue.java	16 Nov 2003 00:05:44 -0000	1.1
  +++ UnmodifiablePriorityQueue.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -60,6 +60,7 @@
   import java.util.NoSuchElementException;
   
   import org.apache.commons.collections.PriorityQueue;
  +import org.apache.commons.collections.Unmodifiable;
   
   /**
    * <code>UnmodifiablePriorityQueue</code> decorates another <code>PriorityQueue</code>
  @@ -70,7 +71,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiablePriorityQueue implements PriorityQueue {
  +public class UnmodifiablePriorityQueue implements PriorityQueue, Unmodifiable {
   
       /** The priority queue to decorate */
       protected final PriorityQueue priorityQueue;
  @@ -82,9 +83,13 @@
        * @throws IllegalArgumentException if priority queue is null
        */
       public static PriorityQueue decorate(PriorityQueue priorityQueue) {
  +        if (priorityQueue instanceof Unmodifiable) {
  +            return priorityQueue;
  +        }
           return new UnmodifiablePriorityQueue(priorityQueue);
       }
       
  +    //-----------------------------------------------------------------------
       /**
        * Constructs a new synchronized priority queue.
        *
  @@ -97,6 +102,7 @@
           this.priorityQueue = priorityQueue;
       }
   
  +    //-----------------------------------------------------------------------
       /**
        * Clear all elements from queue - Unsupported as unmodifiable.
        */
  
  
  
  1.2       +33 -14    jakarta-commons/collections/src/java/org/apache/commons/collections/buffer/UnmodifiableBuffer.java
  
  Index: UnmodifiableBuffer.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/buffer/UnmodifiableBuffer.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableBuffer.java	16 Nov 2003 00:05:44 -0000	1.1
  +++ UnmodifiableBuffer.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -57,9 +57,12 @@
    */
   package org.apache.commons.collections.buffer;
   
  +import java.util.Collection;
  +import java.util.Iterator;
  +
   import org.apache.commons.collections.Buffer;
   import org.apache.commons.collections.Unmodifiable;
  -import org.apache.commons.collections.collection.UnmodifiableCollection;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   
   /**
    * Decorates another <code>Buffer</code> to ensure it can't be altered.
  @@ -69,7 +72,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableBuffer extends UnmodifiableCollection implements Buffer {
  +public class UnmodifiableBuffer extends AbstractBufferDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable buffer.
  @@ -95,20 +98,36 @@
           super(buffer);
       }
   
  -    /**
  -     * Gets the buffer being decorated.
  -     * 
  -     * @return the decorated buffer
  -     */
  -    protected Buffer getBuffer() {
  -        return (Buffer) getCollection();
  +    //-----------------------------------------------------------------------
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
       }
   
  -    //-----------------------------------------------------------------------
  -    public Object get() {
  -        return getBuffer().get();
  +    public boolean add(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean removeAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    //-----------------------------------------------------------------------
       public Object remove() {
           throw new UnsupportedOperationException();
       }
  
  
  
  1.2       +27 -18    jakarta-commons/collections/src/java/org/apache/commons/collections/bag/UnmodifiableSortedBag.java
  
  Index: UnmodifiableSortedBag.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/bag/UnmodifiableSortedBag.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableSortedBag.java	16 Nov 2003 00:05:43 -0000	1.1
  +++ UnmodifiableSortedBag.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -57,10 +57,12 @@
    */
   package org.apache.commons.collections.bag;
   
  -import java.util.Comparator;
  +import java.util.Collection;
  +import java.util.Iterator;
   
   import org.apache.commons.collections.SortedBag;
   import org.apache.commons.collections.Unmodifiable;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   
   /**
    * Decorates another <code>SortedBag</code> to ensure it can't be altered.
  @@ -70,7 +72,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableSortedBag extends UnmodifiableBag implements SortedBag {
  +public class UnmodifiableSortedBag extends AbstractSortedBagDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable bag.
  @@ -96,26 +98,33 @@
           super(bag);
       }
   
  -    /**
  -     * Gets the bag being decorated.
  -     * 
  -     * @return the decorated bag
  -     */
  -    protected SortedBag getSortedBag() {
  -        return (SortedBag) getCollection();
  +    //-----------------------------------------------------------------------
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
       }
   
  -    //-----------------------------------------------------------------------
  -    public Object first() {
  -        return getSortedBag().first();
  +    public boolean add(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
       }
   
  -    public Object last() {
  -        return getSortedBag().last();
  +    public boolean removeAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
  -    public Comparator comparator() {
  -        return getSortedBag().comparator();
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
   }
  
  
  
  1.2       +35 -17    jakarta-commons/collections/src/java/org/apache/commons/collections/bag/UnmodifiableBag.java
  
  Index: UnmodifiableBag.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/bag/UnmodifiableBag.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableBag.java	16 Nov 2003 00:05:43 -0000	1.1
  +++ UnmodifiableBag.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -57,11 +57,13 @@
    */
   package org.apache.commons.collections.bag;
   
  +import java.util.Collection;
  +import java.util.Iterator;
   import java.util.Set;
   
   import org.apache.commons.collections.Bag;
   import org.apache.commons.collections.Unmodifiable;
  -import org.apache.commons.collections.collection.UnmodifiableCollection;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   import org.apache.commons.collections.set.UnmodifiableSet;
   
   /**
  @@ -72,7 +74,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableBag extends UnmodifiableCollection implements Bag {
  +public class UnmodifiableBag extends AbstractBagDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable bag.
  @@ -98,21 +100,41 @@
           super(bag);
       }
   
  -    /**
  -     * Gets the bag being decorated.
  -     * 
  -     * @return the decorated bag
  -     */
  -    protected Bag getBag() {
  -        return (Bag) getCollection();
  +    //-----------------------------------------------------------------------
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
  +    }
  +
  +    public boolean add(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean removeAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
       //-----------------------------------------------------------------------
  -    public boolean add(Object o, int count) {
  +    public boolean add(Object object, int count) {
           throw new UnsupportedOperationException();
       }
   
  -    public boolean remove(Object o, int count) {
  +    public boolean remove(Object object, int count) {
           throw new UnsupportedOperationException();
       }
   
  @@ -121,8 +143,4 @@
           return UnmodifiableSet.decorate(set);
       }
   
  -    public int getCount(Object o) {
  -        return getBag().getCount(o);
  -    }
  -    
   }
  
  
  
  1.4       +4 -4      jakarta-commons/collections/src/java/org/apache/commons/collections/bag/AbstractMapBag.java
  
  Index: AbstractMapBag.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/bag/AbstractMapBag.java,v
  retrieving revision 1.3
  retrieving revision 1.4
  diff -u -r1.3 -r1.4
  --- AbstractMapBag.java	3 Dec 2003 01:02:32 -0000	1.3
  +++ AbstractMapBag.java	3 Dec 2003 11:19:10 -0000	1.4
  @@ -62,13 +62,13 @@
   import java.io.ObjectOutputStream;
   import java.lang.reflect.Array;
   import java.util.Collection;
  -import java.util.Collections;
   import java.util.ConcurrentModificationException;
   import java.util.Iterator;
   import java.util.Map;
   import java.util.Set;
   
   import org.apache.commons.collections.Bag;
  +import org.apache.commons.collections.set.UnmodifiableSet;
   
   /**
    * Abstract implementation of the {@link Bag} interface to simplify the creation
  @@ -544,7 +544,7 @@
        */
       public Set uniqueSet() {
           if (uniqueSet == null) {
  -            uniqueSet = Collections.unmodifiableSet(map.keySet());
  +            uniqueSet = UnmodifiableSet.decorate(map.keySet());
           }
           return uniqueSet;
       }
  
  
  
  1.2       +7 -36     jakarta-commons/collections/src/java/org/apache/commons/collections/collection/UnmodifiableCollection.java
  
  Index: UnmodifiableCollection.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/collection/UnmodifiableCollection.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableCollection.java	16 Nov 2003 00:05:47 -0000	1.1
  +++ UnmodifiableCollection.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -60,8 +60,8 @@
   import java.util.Collection;
   import java.util.Iterator;
   
  -import org.apache.commons.collections.IteratorUtils;
   import org.apache.commons.collections.Unmodifiable;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   
   /**
    * Decorates another <code>Collection</code> to ensure it can't be altered.
  @@ -98,59 +98,30 @@
       }
   
       //-----------------------------------------------------------------------
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
  +    }
  +
       public boolean add(Object object) {
           throw new UnsupportedOperationException();
       }
   
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
       public boolean addAll(Collection coll) {
           throw new UnsupportedOperationException();
       }
   
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
       public void clear() {
           throw new UnsupportedOperationException();
       }
   
  -    /**
  -     * Override to return an unmodifiable iterator.
  -     * 
  -     * @return unmodifiable iterator
  -     */
  -    public Iterator iterator() {
  -        return IteratorUtils.unmodifiableIterator(getCollection().iterator());
  -    }
  -
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
       public boolean remove(Object object) {
           throw new UnsupportedOperationException();
       }
   
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
       public boolean removeAll(Collection coll) {
           throw new UnsupportedOperationException();
       }
   
  -    /**
  -     * Override as method unsupported.
  -     * @throws UnsupportedOperationException
  -     */
       public boolean retainAll(Collection coll) {
           throw new UnsupportedOperationException();
       }
  
  
  
  1.2       +33 -11    jakarta-commons/collections/src/java/org/apache/commons/collections/set/UnmodifiableSet.java
  
  Index: UnmodifiableSet.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/set/UnmodifiableSet.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableSet.java	16 Nov 2003 00:05:45 -0000	1.1
  +++ UnmodifiableSet.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -57,10 +57,12 @@
    */
   package org.apache.commons.collections.set;
   
  +import java.util.Collection;
  +import java.util.Iterator;
   import java.util.Set;
   
   import org.apache.commons.collections.Unmodifiable;
  -import org.apache.commons.collections.collection.UnmodifiableCollection;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   
   /**
    * Decorates another <code>Set</code> to ensure it can't be altered.
  @@ -70,7 +72,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableSet extends UnmodifiableCollection implements Set {
  +public class UnmodifiableSet extends AbstractSetDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable set.
  @@ -96,13 +98,33 @@
           super(set);
       }
   
  -    /**
  -     * Gets the set being decorated.
  -     * 
  -     * @return the decorated set
  -     */
  -    protected Set getSet() {
  -        return (Set) getCollection();
  +    //-----------------------------------------------------------------------
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
  +    }
  +
  +    public boolean add(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean removeAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
   }
  
  
  
  1.2       +33 -23    jakarta-commons/collections/src/java/org/apache/commons/collections/set/UnmodifiableSortedSet.java
  
  Index: UnmodifiableSortedSet.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons/collections/src/java/org/apache/commons/collections/set/UnmodifiableSortedSet.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- UnmodifiableSortedSet.java	16 Nov 2003 00:05:45 -0000	1.1
  +++ UnmodifiableSortedSet.java	3 Dec 2003 11:19:10 -0000	1.2
  @@ -57,10 +57,12 @@
    */
   package org.apache.commons.collections.set;
   
  -import java.util.Comparator;
  +import java.util.Collection;
  +import java.util.Iterator;
   import java.util.SortedSet;
   
   import org.apache.commons.collections.Unmodifiable;
  +import org.apache.commons.collections.iterators.UnmodifiableIterator;
   
   /**
    * Decorates another <code>SortedSet</code> to ensure it can't be altered.
  @@ -70,7 +72,7 @@
    * 
    * @author Stephen Colebourne
    */
  -public class UnmodifiableSortedSet extends UnmodifiableSet implements SortedSet {
  +public class UnmodifiableSortedSet extends AbstractSortedSetDecorator implements Unmodifiable {
   
       /**
        * Factory method to create an unmodifiable set.
  @@ -96,13 +98,33 @@
           super(set);
       }
   
  -    /**
  -     * Gets the set being decorated.
  -     * 
  -     * @return the decorated set
  -     */
  -    protected SortedSet getSortedSet() {
  -        return (SortedSet) getCollection();
  +    //-----------------------------------------------------------------------
  +    public Iterator iterator() {
  +        return UnmodifiableIterator.decorate(getCollection().iterator());
  +    }
  +
  +    public boolean add(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean addAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public void clear() {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean remove(Object object) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean removeAll(Collection coll) {
  +        throw new UnsupportedOperationException();
  +    }
  +
  +    public boolean retainAll(Collection coll) {
  +        throw new UnsupportedOperationException();
       }
   
       //-----------------------------------------------------------------------
  @@ -119,18 +141,6 @@
       public SortedSet tailSet(Object fromElement) {
           SortedSet sub = getSortedSet().tailSet(fromElement);
           return new UnmodifiableSortedSet(sub);
  -    }
  -
  -    public Object first() {
  -        return getSortedSet().first();
  -    }
  -
  -    public Object last() {
  -        return getSortedSet().last();
  -    }
  -
  -    public Comparator comparator() {
  -        return getSortedSet().comparator();
       }
   
   }
  
  
  

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