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From rwaldh...@apache.org
Subject cvs commit: jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/collection TestAll.java TestCollectionAlgorithms.java
Date Wed, 19 Feb 2003 00:54:37 GMT
rwaldhoff    2003/02/18 16:54:37

  Modified:    functor/src/java/org/apache/commons/functor/adapter
                        BoundFunction.java BoundPredicate.java
                        BoundProcedure.java LeftBoundFunction.java
                        LeftBoundPredicate.java LeftBoundProcedure.java
                        RightBoundFunction.java RightBoundPredicate.java
                        RightBoundProcedure.java
               functor/src/test/org/apache/commons/functor/adapter
                        TestBoundFunction.java TestBoundPredicate.java
                        TestBoundProcedure.java TestLeftBoundFunction.java
                        TestLeftBoundPredicate.java
                        TestLeftBoundProcedure.java
                        TestRightBoundFunction.java
                        TestRightBoundPredicate.java
                        TestRightBoundProcedure.java
               functor/src/test/org/apache/commons/functor/core
                        TestAll.java
  Added:       functor/src/java/org/apache/commons/functor/core/collection
                        CollectionAlgorithms.java package.html
               functor/src/test/org/apache/commons/functor/core/collection
                        TestAll.java TestCollectionAlgorithms.java
  Log:
  * rename *Bound*.adapt() to bind()
  * add collection based algorithms and test
  
  Revision  Changes    Path
  1.3       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundFunction.java
  
  Index: BoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundFunction.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- BoundFunction.java	18 Feb 2003 20:35:40 -0000	1.2
  +++ BoundFunction.java	19 Feb 2003 00:54:35 -0000	1.3
  @@ -141,7 +141,7 @@
        *         {@link UnaryFunction UnaryFunction}, or <code>null</code>
        *         if the given <code>UnaryFunction</code> is <code>null</code>
        */
  -    public static BoundFunction adapt(UnaryFunction function, Object arg) {
  +    public static BoundFunction bind(UnaryFunction function, Object arg) {
           return null == function ? null : new BoundFunction(function,arg);
       }
   
  
  
  
  1.3       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundPredicate.java
  
  Index: BoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundPredicate.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- BoundPredicate.java	18 Feb 2003 20:35:40 -0000	1.2
  +++ BoundPredicate.java	19 Feb 2003 00:54:35 -0000	1.3
  @@ -141,7 +141,7 @@
        *         {@link UnaryPredicate UnaryPredicate}, or <code>null</code>
        *         if the given <code>UnaryPredicate</code> is <code>null</code>
        */
  -    public static BoundPredicate adapt(UnaryPredicate predicate, Object arg) {
  +    public static BoundPredicate bind(UnaryPredicate predicate, Object arg) {
           return null == predicate ? null : new BoundPredicate(predicate,arg);
       }
   
  
  
  
  1.3       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundProcedure.java
  
  Index: BoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/BoundProcedure.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- BoundProcedure.java	18 Feb 2003 20:35:40 -0000	1.2
  +++ BoundProcedure.java	19 Feb 2003 00:54:35 -0000	1.3
  @@ -141,7 +141,7 @@
        *         {@link UnaryProcedure UnaryProcedure}, or <code>null</code>
        *         if the given <code>UnaryProcedure</code> is <code>null</code>
        */
  -    public static BoundProcedure adapt(UnaryProcedure procedure, Object arg) {
  +    public static BoundProcedure bind(UnaryProcedure procedure, Object arg) {
           return null == procedure ? null : new BoundProcedure(procedure,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundFunction.java
  
  Index: LeftBoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundFunction.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- LeftBoundFunction.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ LeftBoundFunction.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "LeftBoundFunction<" + function + "(" + param + ",?)>";
       }
   
  -    public static LeftBoundFunction adapt(BinaryFunction function, Object arg) {
  +    public static LeftBoundFunction bind(BinaryFunction function, Object arg) {
           return null == function ? null : new LeftBoundFunction(function,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundPredicate.java
  
  Index: LeftBoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundPredicate.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- LeftBoundPredicate.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ LeftBoundPredicate.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "LeftBoundPredicate<" + predicate + "(" + param + ",?)>";
       }
   
  -    public static LeftBoundPredicate adapt(BinaryPredicate predicate, Object arg) {
  +    public static LeftBoundPredicate bind(BinaryPredicate predicate, Object arg) {
           return null == predicate ? null : new LeftBoundPredicate(predicate,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundProcedure.java
  
  Index: LeftBoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/LeftBoundProcedure.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- LeftBoundProcedure.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ LeftBoundProcedure.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "LeftBoundProcedure<" + procedure + "(" + param + ",?)>";
       }
   
  -    public static LeftBoundProcedure adapt(BinaryProcedure procedure, Object arg) {
  +    public static LeftBoundProcedure bind(BinaryProcedure procedure, Object arg) {
           return null == procedure ? null : new LeftBoundProcedure(procedure,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundFunction.java
  
  Index: RightBoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundFunction.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- RightBoundFunction.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ RightBoundFunction.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "RightBoundFunction<" + function + "(?," + param + ")>";
       }
   
  -    public static RightBoundFunction adapt(BinaryFunction function, Object arg) {
  +    public static RightBoundFunction bind(BinaryFunction function, Object arg) {
           return null == function ? null : new RightBoundFunction(function,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundPredicate.java
  
  Index: RightBoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundPredicate.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- RightBoundPredicate.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ RightBoundPredicate.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "RightBoundPredicate<" + predicate + "(?," + param + ")>";
       }
   
  -    public static RightBoundPredicate adapt(BinaryPredicate predicate, Object arg) {
  +    public static RightBoundPredicate bind(BinaryPredicate predicate, Object arg) {
           return null == predicate ? null : new RightBoundPredicate(predicate,arg);
       }
   
  
  
  
  1.2       +3 -3      jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundProcedure.java
  
  Index: RightBoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/adapter/RightBoundProcedure.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- RightBoundProcedure.java	28 Jan 2003 23:37:49 -0000	1.1
  +++ RightBoundProcedure.java	19 Feb 2003 00:54:35 -0000	1.2
  @@ -125,7 +125,7 @@
           return "RightBoundProcedure<" + procedure + "(?," + param + ")>";
       }
   
  -    public static RightBoundProcedure adapt(BinaryProcedure procedure, Object arg) {
  +    public static RightBoundProcedure bind(BinaryProcedure procedure, Object arg) {
           return null == procedure ? null : new RightBoundProcedure(procedure,arg);
       }
   
  
  
  
  1.1                  jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/core/collection/CollectionAlgorithms.java
  
  Index: CollectionAlgorithms.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/core/collection/CollectionAlgorithms.java,v
1.1 2003/02/19 00:54:36 rwaldhoff 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments 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 name, 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.functor.core.collection;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.Iterator;
  import java.util.NoSuchElementException;
  
  import org.apache.commons.functor.UnaryFunction;
  import org.apache.commons.functor.UnaryPredicate;
  import org.apache.commons.functor.UnaryProcedure;
  
  /**
   * @version $Revision: 1.1 $ $Date: 2003/02/19 00:54:36 $
   * @author Rodney Waldhoff
   */
  public final class CollectionAlgorithms {
  
      // constructor
      // ------------------------------------------------------------------------
      
      /** 
       * Public constructor, for systems that prefer 
       * instantiable classes (Jelly, Velocity, etc.)
       */
      public CollectionAlgorithms() {
      }
   
      // static methods
      // ------------------------------------------------------------------------
      
      /**
       * {@link UnaryFunction#evaluate Apply} the given 
       * {@link UnaryFunction UnaryFunction} to
       * each element in the given {@link Iterator Iterator},
       * and {@link Collection#add add} the result to a
       * new {@link Collection}.
       * 
       * @see #collect(java.util.Iterator,org.apache.commons.functor.UnaryFunction,java.util.Collection}
       */
      public static Collection collect(Iterator iter, UnaryFunction func) {
          return collect(iter,func,new ArrayList());
      }
      
      /**
       * {@link UnaryFunction#evaluate Apply} the given 
       * {@link UnaryFunction UnaryFunction} to
       * each element in the given {@link Iterator Iterator},
       * and {@link Collection#add add} the result to the
       * given {@link Collection}.
       * 
       * @return the given {@link Collection}
       * @see #collect(java.util.Iterator,org.apache.commons.functor.UnaryFunction}
       */
      public static Collection collect(Iterator iter, UnaryFunction func, Collection col)
{
          while(iter.hasNext()) {
              col.add(func.evaluate(iter.next()));
          }
          return col;
      }
      
      /**
       * Return <code>true</code> iff some element in
       * the given
       * {@link Iterator Iterator} that matches the given
       * {@link UnaryPredicate UnaryPredicate}.
       * 
       * @see #detect(java.util.Iterator,org.apache.commons.functor.UnaryPredicate}
       */
      public static boolean contains(Iterator iter, UnaryPredicate pred) {
          while(iter.hasNext()) {
              if(pred.test(iter.next())) {
                  return true;
              }
          }
          return false;
      }
  
      /**
       * Return the first element within the given
       * {@link Iterator Iterator} that matches the given
       * {@link UnaryPredicate UnaryPredicate}, or throw 
       * {@link NoSuchElementException NoSuchElementException} if no
       * matching element can be found.
       * 
       * @see #detect(java.util.Iterator,org.apache.commons.functor.UnaryPredicate,java.lang.Object}
       */
      public static Object detect(Iterator iter, UnaryPredicate pred) {
          while(iter.hasNext()) {
              Object obj = iter.next();
              if(pred.test(obj)) {
                  return obj;
              }
          }
          throw new NoSuchElementException("No element matching " + pred + " was found.");
      }
  
      /**
       * Return the first element within the given
       * {@link Iterator Iterator} that matches the given
       * {@link UnaryPredicate UnaryPredicate}, or return
       * the given (possibly <code>null</code> <code>Object</code>
       * if no matching element can be found.
       * 
       * @see #detect(java.util.Iterator,org.apache.commons.functor.UnaryPredicate}
       */
      public static Object detect(Iterator iter, UnaryPredicate pred, Object ifNone) {
          while(iter.hasNext()) {
              Object obj = iter.next();
              if(pred.test(obj)) {
                  return obj;
              }
          }
          return ifNone;
      }
  
      /**
       * {@link UnaryProcedure#run Apply} the given 
       * {@link UnaryProcedure UnaryProcedure}
       * to each element in the given {@link Iterator Iterator}.
       */
      public static void foreach(Iterator iter, UnaryProcedure proc) {
          while(iter.hasNext()) {
              proc.run(iter.next());
          }
      }
  
      /**
       * {@link Collection#add Add} all elements within the
       * given {@link Iterator Iterator} that match the
       * given {@link UnaryPredicate UnaryPredicate} to the
       * given {@link Collection Collection}.
       * 
       * @return the given {@link Collection Collection}
       * @see #select(java.util.Iterator,org.apache.commons.functor.UnaryPredicate)
       * @see #reject(java.util.Iterator,org.apache.commons.functor.UnaryPredicate,java.util.Collection)
       */
      public static Collection select(Iterator iter, UnaryPredicate pred, Collection col)
{
          while(iter.hasNext()) {
              Object obj = iter.next();
              if(pred.test(obj)) {
                  col.add(obj);
              }
          }
          return col;
      }
  
      /**
       * {@link Collection#add Add} all elements within the
       * given {@link Iterator Iterator} that match the
       * given {@link UnaryPredicate UnaryPredicate} to a
       * new {@link Collection Collection}.
       * 
       * @return the new {@link Collection Collection}
       * @see #select(java.util.Iterator,org.apache.commons.functor.UnaryPredicate,java.util.Collection)
       * @see #reject(java.util.Iterator,org.apache.commons.functor.UnaryPredicate)
       */
      public static Collection select(Iterator iter, UnaryPredicate pred) {
          return select(iter,pred,new ArrayList());
      }
  
      /**
       * {@link Collection#add Add} all elements within the
       * given {@link Iterator Iterator} that fail to match the
       * given {@link UnaryPredicate UnaryPredicate} to the
       * given {@link Collection Collection}.
       * 
       * @return the given {@link Collection Collection}
       * @see #reject(java.util.Iterator,org.apache.commons.functor.UnaryPredicate)
       * @see #select(java.util.Iterator,org.apache.commons.functor.UnaryPredicate,java.util.Collection)
       */
      public static Collection reject(Iterator iter, UnaryPredicate pred, Collection col)
{
          while(iter.hasNext()) {
              Object obj = iter.next();
              if(!pred.test(obj)) {
                  col.add(obj);
              }
          }
          return col;
      }
  
      /**
       * {@link Collection#add Add} all elements within the
       * given {@link Iterator Iterator} that fail to match the
       * given {@link UnaryPredicate UnaryPredicate} to a
       * new {@link Collection Collection}.
       * 
       * @return the new {@link Collection Collection}
       * @see #reject(java.util.Iterator,org.apache.commons.functor.UnaryPredicate,java.util.Collection)
       * @see #select(java.util.Iterator,org.apache.commons.functor.UnaryPredicate)
       */
      public static Collection reject(Iterator iter, UnaryPredicate pred) {
          return reject(iter,pred,new ArrayList());
      }
  }
  
  
  
  1.1                  jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/core/collection/package.html
  
  Index: package.html
  ===================================================================
  <!--
   $Header: /home/cvs/jakarta-commons-sandbox/functor/src/java/org/apache/commons/functor/core/collection/package.html,v
1.1 2003/02/19 00:54:36 rwaldhoff 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 acknowledgment:
         "This product includes software developed by the
          Apache Software Foundation (http://www.apache.org/)."
      Alternately, this acknowledgment may appear in the software itself,
      if and wherever such third-party acknowledgments 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 name, 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/>.
  -->
  <html><body>
  <p>
  {@link java.util.Collection Collection}-based functors, algorithms and utilities.
  </p>
  </body></html>
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundFunction.java
  
  Index: TestBoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundFunction.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestBoundFunction.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestBoundFunction.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -121,11 +121,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(BoundFunction.adapt(null,"xyzzy"));
  +        assertNull(BoundFunction.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(BoundFunction.adapt(new IdentityFunction(),"xyzzy"));
  -        assertNotNull(BoundFunction.adapt(new IdentityFunction(),null));
  +        assertNotNull(BoundFunction.bind(new IdentityFunction(),"xyzzy"));
  +        assertNotNull(BoundFunction.bind(new IdentityFunction(),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundPredicate.java
  
  Index: TestBoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundPredicate.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestBoundPredicate.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestBoundPredicate.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -126,11 +126,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(BoundPredicate.adapt(null,"xyzzy"));
  +        assertNull(BoundPredicate.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(BoundPredicate.adapt(new ConstantPredicate(true),"xyzzy"));
  -        assertNotNull(BoundPredicate.adapt(new ConstantPredicate(true),null));
  +        assertNotNull(BoundPredicate.bind(new ConstantPredicate(true),"xyzzy"));
  +        assertNotNull(BoundPredicate.bind(new ConstantPredicate(true),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundProcedure.java
  
  Index: TestBoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestBoundProcedure.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestBoundProcedure.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestBoundProcedure.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -120,11 +120,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(BoundProcedure.adapt(null,"xyzzy"));
  +        assertNull(BoundProcedure.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(BoundProcedure.adapt(new NoOpProcedure(),"xyzzy"));
  -        assertNotNull(BoundProcedure.adapt(new NoOpProcedure(),null));
  +        assertNotNull(BoundProcedure.bind(new NoOpProcedure(),"xyzzy"));
  +        assertNotNull(BoundProcedure.bind(new NoOpProcedure(),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundFunction.java
  
  Index: TestLeftBoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundFunction.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestLeftBoundFunction.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestLeftBoundFunction.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -122,11 +122,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(LeftBoundFunction.adapt(null,"xyzzy"));
  +        assertNull(LeftBoundFunction.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(LeftBoundFunction.adapt(new RightIdentityFunction(),"xyzzy"));
  -        assertNotNull(LeftBoundFunction.adapt(new RightIdentityFunction(),null));
  +        assertNotNull(LeftBoundFunction.bind(new RightIdentityFunction(),"xyzzy"));
  +        assertNotNull(LeftBoundFunction.bind(new RightIdentityFunction(),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundPredicate.java
  
  Index: TestLeftBoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundPredicate.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestLeftBoundPredicate.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestLeftBoundPredicate.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -123,11 +123,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(LeftBoundPredicate.adapt(null,"xyzzy"));
  +        assertNull(LeftBoundPredicate.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(LeftBoundPredicate.adapt(new ConstantPredicate(false),"xyzzy"));
  -        assertNotNull(LeftBoundPredicate.adapt(new ConstantPredicate(false),null));
  +        assertNotNull(LeftBoundPredicate.bind(new ConstantPredicate(false),"xyzzy"));
  +        assertNotNull(LeftBoundPredicate.bind(new ConstantPredicate(false),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundProcedure.java
  
  Index: TestLeftBoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestLeftBoundProcedure.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestLeftBoundProcedure.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestLeftBoundProcedure.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -122,11 +122,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(LeftBoundProcedure.adapt(null,"xyzzy"));
  +        assertNull(LeftBoundProcedure.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(LeftBoundProcedure.adapt(new NoOpProcedure(),"xyzzy"));
  -        assertNotNull(LeftBoundProcedure.adapt(new NoOpProcedure(),null));
  +        assertNotNull(LeftBoundProcedure.bind(new NoOpProcedure(),"xyzzy"));
  +        assertNotNull(LeftBoundProcedure.bind(new NoOpProcedure(),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundFunction.java
  
  Index: TestRightBoundFunction.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundFunction.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestRightBoundFunction.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestRightBoundFunction.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -122,11 +122,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(RightBoundFunction.adapt(null,"xyzzy"));
  +        assertNull(RightBoundFunction.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(RightBoundFunction.adapt(new LeftIdentityFunction(),"xyzzy"));
  -        assertNotNull(RightBoundFunction.adapt(new LeftIdentityFunction(),null));
  +        assertNotNull(RightBoundFunction.bind(new LeftIdentityFunction(),"xyzzy"));
  +        assertNotNull(RightBoundFunction.bind(new LeftIdentityFunction(),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundPredicate.java
  
  Index: TestRightBoundPredicate.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundPredicate.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestRightBoundPredicate.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestRightBoundPredicate.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -123,11 +123,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(RightBoundPredicate.adapt(null,"xyzzy"));
  +        assertNull(RightBoundPredicate.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(RightBoundPredicate.adapt(new ConstantPredicate(false),"xyzzy"));
  -        assertNotNull(RightBoundPredicate.adapt(new ConstantPredicate(false),null));
  +        assertNotNull(RightBoundPredicate.bind(new ConstantPredicate(false),"xyzzy"));
  +        assertNotNull(RightBoundPredicate.bind(new ConstantPredicate(false),null));
       }
   }
  
  
  
  1.2       +5 -5      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundProcedure.java
  
  Index: TestRightBoundProcedure.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/adapter/TestRightBoundProcedure.java,v
  retrieving revision 1.1
  retrieving revision 1.2
  diff -u -r1.1 -r1.2
  --- TestRightBoundProcedure.java	28 Jan 2003 23:37:50 -0000	1.1
  +++ TestRightBoundProcedure.java	19 Feb 2003 00:54:36 -0000	1.2
  @@ -122,11 +122,11 @@
       }
   
       public void testAdaptNull() throws Exception {
  -        assertNull(RightBoundProcedure.adapt(null,"xyzzy"));
  +        assertNull(RightBoundProcedure.bind(null,"xyzzy"));
       }
   
       public void testAdapt() throws Exception {
  -        assertNotNull(RightBoundProcedure.adapt(new NoOpProcedure(),"xyzzy"));
  -        assertNotNull(RightBoundProcedure.adapt(new NoOpProcedure(),null));
  +        assertNotNull(RightBoundProcedure.bind(new NoOpProcedure(),"xyzzy"));
  +        assertNotNull(RightBoundProcedure.bind(new NoOpProcedure(),null));
       }
   }
  
  
  
  1.3       +3 -2      jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  RCS file: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/TestAll.java,v
  retrieving revision 1.2
  retrieving revision 1.3
  diff -u -r1.2 -r1.3
  --- TestAll.java	29 Jan 2003 23:03:18 -0000	1.2
  +++ TestAll.java	19 Feb 2003 00:54:36 -0000	1.3
  @@ -88,6 +88,7 @@
           suite.addTest(TestRightIdentityPredicate.suite());
   
           suite.addTest(org.apache.commons.functor.core.composite.TestAll.suite());
  +        suite.addTest(org.apache.commons.functor.core.collection.TestAll.suite());
           
           return suite;
       }
  
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/collection/TestAll.java
  
  Index: TestAll.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/collection/TestAll.java,v
1.1 2003/02/19 00:54:37 rwaldhoff 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments 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 name, 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.functor.core.collection;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  /**
   * @version $Revision: 1.1 $ $Date: 2003/02/19 00:54:37 $
   * @author Rodney Waldhoff
   */
  public class TestAll extends TestCase {
      public TestAll(String testName) {
          super(testName);
      }
  
      public static Test suite() {
          TestSuite suite = new TestSuite();
          
          suite.addTest(TestCollectionAlgorithms.suite());
          
          return suite;
      }
  }
  
  
  
  1.1                  jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/collection/TestCollectionAlgorithms.java
  
  Index: TestCollectionAlgorithms.java
  ===================================================================
  /* 
   * $Header: /home/cvs/jakarta-commons-sandbox/functor/src/test/org/apache/commons/functor/core/collection/TestCollectionAlgorithms.java,v
1.1 2003/02/19 00:54:37 rwaldhoff 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 acknowledgment:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowledgment may appear in the software itself,
   *    if and wherever such third-party acknowledgments 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 name, 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.functor.core.collection;
  
  import java.util.ArrayList;
  import java.util.Collection;
  import java.util.HashSet;
  import java.util.Iterator;
  import java.util.List;
  import java.util.NoSuchElementException;
  import java.util.Set;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.apache.commons.functor.UnaryPredicate;
  import org.apache.commons.functor.UnaryProcedure;
  import org.apache.commons.functor.adapter.LeftBoundPredicate;
  import org.apache.commons.functor.core.EqualPredicate;
  import org.apache.commons.functor.core.IdentityFunction;
  
  /**
   * @version $Revision: 1.1 $ $Date: 2003/02/19 00:54:37 $
   * @author Rodney Waldhoff
   */
  public class TestCollectionAlgorithms extends TestCase {
  
      // Conventional
      // ------------------------------------------------------------------------
  
      public TestCollectionAlgorithms(String testName) {
          super(testName);
      }
  
      public static Test suite() {
          return new TestSuite(TestCollectionAlgorithms.class);
      }
  
      // Lifecycle
      // ------------------------------------------------------------------------
  
      public void setUp() throws Exception {
          super.setUp();
          list = new ArrayList();
          evens = new ArrayList();
          listWithDuplicates = new ArrayList();
          sum = 0;
          for(int i=0;i<10;i++) {
              list.add(new Integer(i));
              listWithDuplicates.add(new Integer(i));
              listWithDuplicates.add(new Integer(i));
              sum += i;
              if(i%2 == 0) {
                  evens.add(new Integer(i));
              }
          }
      }
  
      public void tearDown() throws Exception {
          super.tearDown();
          list = null;
          evens = null;
          listWithDuplicates = null;
          sum = 0;
      }
  
      // Tests
      // ------------------------------------------------------------------------
      
      public void testHasPublicConstructor() {
          // some frameworks work best with instantiable classes
          assertNotNull(new CollectionAlgorithms());
      }    
      
      public void testCollect() {
          Collection result = CollectionAlgorithms.collect(list.iterator(),IdentityFunction.getIdentityFunction());
          assertNotNull(result);
          assertEquals(list.size(),result.size());
          assertEquals(list,result);
      }    
  
      public void testCollect2() {
          Set set = new HashSet();
          assertSame(set,CollectionAlgorithms.collect(list.iterator(),IdentityFunction.getIdentityFunction(),set));
          assertEquals(list.size(),set.size());
          for(Iterator iter = list.iterator(); iter.hasNext(); ) {
              assertTrue(set.contains(iter.next()));
          }
      }    
  
      public void testCollect3() {
          Set set = new HashSet();
          assertSame(set,CollectionAlgorithms.collect(listWithDuplicates.iterator(),IdentityFunction.getIdentityFunction(),set));
          assertTrue(listWithDuplicates.size() > set.size());
          for(Iterator iter = listWithDuplicates.iterator(); iter.hasNext(); ) {
              assertTrue(set.contains(iter.next()));
          }
      }    
  
      public void testContains() {
          assertTrue(CollectionAlgorithms.contains(list.iterator(),equalsThree));
          assertTrue(!CollectionAlgorithms.contains(list.iterator(),equalsTwentyThree));
      }    
  
      public void testDetect() {
          assertEquals(new Integer(3),CollectionAlgorithms.detect(list.iterator(),equalsThree));
          try {
              CollectionAlgorithms.detect(list.iterator(),equalsTwentyThree);
              fail("Expected NoSuchElementException");
          } catch(NoSuchElementException e) {
              // expected
          }
      }    
  
      public void testDetectIfNone() {
          assertEquals(new Integer(3),CollectionAlgorithms.detect(list.iterator(),equalsThree,"Xyzzy"));
          assertEquals("Xyzzy",CollectionAlgorithms.detect(list.iterator(),equalsTwentyThree,"Xyzzy"));
      }    
  
      public void testForEach() {
          Summer summer = new Summer();
          CollectionAlgorithms.foreach(list.iterator(),summer);
          assertEquals(sum,summer.sum);
      }    
  
      public void testSelect1() {
          Collection result = CollectionAlgorithms.select(list.iterator(),isEven);
          assertNotNull(result);
          assertEquals(evens,result);
      }    
  
      public void testSelect2() {
          ArrayList result = new ArrayList();
          assertSame(result,CollectionAlgorithms.select(list.iterator(),isEven,result));
          assertEquals(evens,result);
      }    
  
      public void testReject1() {
          Collection result = CollectionAlgorithms.reject(list.iterator(),isOdd);
          assertNotNull(result);
          assertEquals(evens,result);
      }    
  
      public void testReject2() {
          ArrayList result = new ArrayList();
          assertSame(result,CollectionAlgorithms.reject(list.iterator(),isOdd,result));
          assertEquals(evens,result);
      }    
  
      // Attributes
      // ------------------------------------------------------------------------
      private List list = null;    
      private List evens = null;
      private List listWithDuplicates = null;    
      private int sum = 0;
      private UnaryPredicate equalsThree = LeftBoundPredicate.bind(EqualPredicate.getEqualPredicate(),new
Integer(3));
      private UnaryPredicate equalsTwentyThree = LeftBoundPredicate.bind(EqualPredicate.getEqualPredicate(),new
Integer(23));
      private UnaryPredicate isEven = new UnaryPredicate() { 
          public boolean test(Object obj) {
              return ((Number)obj).intValue() % 2 == 0;
          }
      };
      private UnaryPredicate isOdd = new UnaryPredicate() { 
          public boolean test(Object obj) {
              return ((Number)obj).intValue() % 2 != 0;
          }
      };
      
      // Classes
      // ------------------------------------------------------------------------
      
      static class Summer implements UnaryProcedure {        
          public void run(Object that) {
              sum += ((Number)that).intValue();    
          }        
          public int sum = 0;
      }
      
  
  }
  
  
  

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