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From jdil...@apache.org
Subject cvs commit: incubator-geronimo/modules/common/src/test/org/apache/geronimo/common/net/protocol ProtocolsTest.java
Date Sat, 30 Aug 2003 11:57:14 GMT
jdillon     2003/08/30 04:57:14

  Added:       modules/common/src/java/org/apache/geronimo/common/net/protocol
                        Protocols.java
               modules/common/src/test/org/apache/geronimo/common/net/protocol
                        ProtocolsTest.java
  Log:
   o Protocol/Protocol handler utilties
  
  Revision  Changes    Path
  1.1                  incubator-geronimo/modules/common/src/java/org/apache/geronimo/common/net/protocol/Protocols.java
  
  Index: Protocols.java
  ===================================================================
  /* ====================================================================
   * 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 "Apache" and "Apache Software Foundation" and
   *    "Apache Geronimo" 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",
   *    "Apache Geronimo", 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.geronimo.common.net.protocol;
  
  import java.net.URL;
  
  import java.util.List;
  import java.util.LinkedList;
  import java.util.StringTokenizer;
  
  import org.apache.geronimo.common.NullArgumentException;
  import org.apache.geronimo.common.Strings;
  
  /**
   * Protocol utilties.
   *
   * @version $Revision: 1.1 $ $Date: 2003/08/30 11:57:14 $
   */
  public class Protocols
  {
      public static final String HANDLER_PACKAGES = "java.protocol.handler.pkgs";
      public static final String SYSTEM_HANDLER_PACKAGES = System.getProperty(HANDLER_PACKAGES);
      
      static List parseHandlerPackages(final String pkgs)
      {
          assert pkgs != null;
          
          List list = new LinkedList();
          
          if (pkgs != null)  {
              StringTokenizer stok = new StringTokenizer(pkgs, "|");
              while (stok.hasMoreTokens()) {
                  list.add(stok.nextToken().trim());
              }
          }
          
          return list;
      }
      
      public static List getSystemHandlerPackages()
      {
          return parseHandlerPackages(SYSTEM_HANDLER_PACKAGES);
      }
      
      public static List getHandlerPackages()
      {
          return parseHandlerPackages(System.getProperty(HANDLER_PACKAGES));
      }
      
      public static void setHandlerPackages(final List packages)
      {
          if (packages == null || packages.size() == 0) {
              System.getProperties().remove(HANDLER_PACKAGES);
          }
          else {
              String pkgs = Strings.join(packages.toArray(), "|");
              System.setProperty(HANDLER_PACKAGES, pkgs);
          }
      }
      
      public static void appendHandlerPackage(final String name)
      {
          if (name == null) {
              throw new NullArgumentException("name");
          }
          
          List list = getHandlerPackages();
          list.add(name);
          setHandlerPackages(list);
      }
      
      public static void prependHandlerPackage(final String name)
      {
          if (name == null) {
              throw new NullArgumentException("name");
          }
          
          List list = getHandlerPackages();
          list.add(0, name);
          setHandlerPackages(list);
      }
  }
  
  
  
  1.1                  incubator-geronimo/modules/common/src/test/org/apache/geronimo/common/net/protocol/ProtocolsTest.java
  
  Index: ProtocolsTest.java
  ===================================================================
  /* ====================================================================
   * 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 "Apache" and "Apache Software Foundation" and
   *    "Apache Geronimo" 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",
   *    "Apache Geronimo", 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.geronimo.common.net.protocol;
  
  import java.util.List;
  import java.util.LinkedList;
  
  import junit.framework.TestCase;
  
  /**
  * Unit test for the {@link Protocols} class.
   *
   * @version $Revision: 1.1 $ $Date: 2003/08/30 11:57:14 $
   */
  public class ProtocolsTest
      extends TestCase
  {
      protected String originalHandlerPkgs;
      
      protected void setUp() throws Exception
      {
          originalHandlerPkgs = System.getProperty("java.protocol.handler.pkgs");
          System.getProperties().remove("java.protocol.handler.pkgs");
      }
      
      protected void tearDown() throws Exception
      {
          if (originalHandlerPkgs == null) {
              System.getProperties().remove("java.protocol.handler.pkgs");
          }
          else {
              System.setProperty("java.protocol.handler.pkgs", originalHandlerPkgs);
          }
      }
      
      public void testParseHandlerPackages_1()
      {
          List packages = Protocols.parseHandlerPackages("a");
          assertEquals(1, packages.size());
          assertEquals("a", packages.get(0));
      }
      
      public void testParseHandlerPackages_TrailingSep()
      {
          List packages = Protocols.parseHandlerPackages("a|");
          assertEquals(1, packages.size());
          assertEquals("a", packages.get(0));
      }
      
      public void testParseHandlerPackages_BeginingSep()
      {
          List packages = Protocols.parseHandlerPackages("|a");
          assertEquals(1, packages.size());
          assertEquals("a", packages.get(0));
      }
      
      public void testParseHandlerPackages_3()
      {
          List packages = Protocols.parseHandlerPackages("a|b|c");
          assertEquals(3, packages.size());
          assertEquals("a", packages.get(0));
          assertEquals("b", packages.get(1));
          assertEquals("c", packages.get(2));
      }
      
      public void testAppendHandlerPackage()
      {
          Protocols.appendHandlerPackage("a");
          Protocols.appendHandlerPackage("b");
          Protocols.appendHandlerPackage("c");
          
          List packages = Protocols.getHandlerPackages();
          assertEquals(3, packages.size());
          assertEquals("a", packages.get(0));
          assertEquals("b", packages.get(1));
          assertEquals("c", packages.get(2));
      }
      
      public void testPrependHandlerPackage()
      {
          Protocols.prependHandlerPackage("a");
          Protocols.prependHandlerPackage("b");
          Protocols.prependHandlerPackage("c");
          
          List packages = Protocols.getHandlerPackages();
          assertEquals(3, packages.size());
          assertEquals("c", packages.get(0));
          assertEquals("b", packages.get(1));
          assertEquals("a", packages.get(2));
      }
      
      public void testSetHandlerPackages()
      {
          List packages = Protocols.parseHandlerPackages("a|b|c");
          Protocols.setHandlerPackages(packages);
          
          String raw = System.getProperty(Protocols.HANDLER_PACKAGES);
          assertEquals("a|b|c", raw);
          
          packages = Protocols.getHandlerPackages();
          assertEquals(3, packages.size());
          assertEquals("a", packages.get(0));
          assertEquals("b", packages.get(1));
          assertEquals("c", packages.get(2));
      }
  }
  
  
  

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