vinayc      2003/08/28 11:03:35

  Added:       client/impl/src/java/org/apache/altrmi/client/impl/naming
                        DefaultContext.java
                        DefaultInitialContextFactory.java
  Log:
  Refactorize (includes modularize,mavenize & rest of the nice's)
  
  Revision  Changes    Path
  1.1                  
incubator-altrmi/client/impl/src/java/org/apache/altrmi/client/impl/naming/DefaultContext.java
  
  Index: DefaultContext.java
  ===================================================================
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1997-2003 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 "Incubator", "AltRMI", 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 [EMAIL PROTECTED]
   *
   * 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.altrmi.client.impl.naming;
  
  import java.util.Hashtable;
  import javax.naming.Context;
  import javax.naming.Name;
  import javax.naming.NameParser;
  import javax.naming.NamingEnumeration;
  import javax.naming.NamingException;
  import org.apache.altrmi.client.InterfaceLookup;
  import org.apache.altrmi.client.InterfaceLookupFactory;
  import org.apache.altrmi.client.impl.DefaultInterfaceLookupFactory;
  import org.apache.altrmi.common.ConnectionException;
  
  /**
   * Class DefaultContext
   *
   *
   * @author Vinay Chandrasekharan <a href="mailto:[EMAIL PROTECTED]">[EMAIL 
PROTECTED]</a>
   * @author Paul Hammant
   * @version $Revision: 1.1 $
   */
  public class DefaultContext implements Context
  {
  
      InterfaceLookupFactory m_interfaceLookupFactory =
          new DefaultInterfaceLookupFactory();
      InterfaceLookup m_altrmiInterfaceLookup;
  
      /**
       * Constructor DefaultContext
       *
       *
       * @param host
       * @param port
       * @param transportStream
       * @param env
       *
       * @throws NamingException
       *
       */
      DefaultContext( String host, String port, String transportStream, 
Hashtable env )
          throws NamingException
      {
  
          String proxyDetails = null;
          ClassLoader interfacesClassLoader = null;
          boolean optimize;
  
          proxyDetails = (String)env.get( "proxy.type" );
  
          {
              if( proxyDetails == null )
              {
                  proxyDetails = "S";
              }
              else if( proxyDetails.equals( "ClientSideClasses" ) )
              {
                  proxyDetails = "C";
              }
              else if( proxyDetails.equals( "ServerSideClasses" ) )
              {
                  proxyDetails = "S";
              }
              else
              {
                  throw new NamingException(
                      "proxy.type should be 'ClientSideClasses' or 
'ServerSideClasses', you specified "
                      + proxyDetails );
              }
          }
  
          String optimizeStr = (String)env.get( "optimize" );
  
          {
              if( optimizeStr == null )
              {
                  optimize = true;
              }
              else if( optimizeStr.equals( "true" ) )
              {
                  optimize = true;
              }
              else if( optimizeStr.equals( "false" ) )
              {
                  optimize = false;
              }
              else
              {
                  throw new NamingException(
                      "optimize should be 'true' or 'false', you specified " + 
optimizeStr );
              }
          }
  
  
          {
              interfacesClassLoader = (ClassLoader)env.get( 
"interfaces.classloader" );
  
              if( interfacesClassLoader == null )
              {
                  interfacesClassLoader = this.getClass().getClassLoader();
              }
  
              try
              {
  
                  m_altrmiInterfaceLookup =
                      m_interfaceLookupFactory
                      .getInterfaceLookup( transportStream + ":" + host + ":" + 
port + ":"
                                                 + proxyDetails, 
interfacesClassLoader, optimize );
                  if (m_altrmiInterfaceLookup == null) {
                      throw new 
IllegalArgumentException("InterfaceLookupFactory not found for '" + 
transportStream + " " + host + " " + port);
                  }
              }
              catch( ConnectionException ace )
              {
                  ace.printStackTrace();
  
                  throw new NamingException( ace.getMessage() );
              }
          }
      }
  
      /**
       * Method lookup
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object lookup( Name name ) throws NamingException
      {
          return lookup(name.toString()); // this right?
      }
  
      /**
       * Method lookup
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object lookup( String name ) throws NamingException
      {
          try
          {
              return m_altrmiInterfaceLookup.lookup( name );
          }
          catch( ConnectionException ace )
          {
              throw new NamingException( ace.getMessage() );
          }
      }
  
      /**
       * Method bind
       *
       *
       * @param name
       * @param obj
       *
       * @throws NamingException
       *
       */
      public void bind( Name name, Object obj ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method bind
       *
       *
       * @param name
       * @param obj
       *
       * @throws NamingException
       *
       */
      public void bind( String name, Object obj ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method rebind
       *
       *
       * @param name
       * @param obj
       *
       * @throws NamingException
       *
       */
      public void rebind( Name name, Object obj ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method rebind
       *
       *
       * @param name
       * @param obj
       *
       * @throws NamingException
       *
       */
      public void rebind( String name, Object obj ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method unbind
       *
       *
       * @param name
       *
       * @throws NamingException
       *
       */
      public void unbind( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method unbind
       *
       *
       * @param name
       *
       * @throws NamingException
       *
       */
      public void unbind( String name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method rename
       *
       *
       * @param oldName
       * @param newName
       *
       * @throws NamingException
       *
       */
      public void rename( Name oldName, Name newName ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method rename
       *
       *
       * @param oldName
       * @param newName
       *
       * @throws NamingException
       *
       */
      public void rename( String oldName, String newName ) throws 
NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method list
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NamingEnumeration list( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method list
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NamingEnumeration list( String name ) throws NamingException
      {
  
          final String[] names = m_altrmiInterfaceLookup.list();
  
          return new NamingEnumeration()
          {
  
              int size = names.length;
              int index = 0;
  
              public void close()
              {
              }
  
              public boolean hasMore()
              {
                  return index < names.length;
              }
  
              public Object next()
              {
                  return names[ index++ ];
              }
  
              public boolean hasMoreElements()
              {
                  return hasMore();
              }
  
              public Object nextElement()
              {
                  return next();
              }
          };
      }
  
      /**
       * Method listBindings
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NamingEnumeration listBindings( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method listBindings
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NamingEnumeration listBindings( String name ) throws 
NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method destroySubcontext
       *
       *
       * @param name
       *
       * @throws NamingException
       *
       */
      public void destroySubcontext( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method destroySubcontext
       *
       *
       * @param name
       *
       * @throws NamingException
       *
       */
      public void destroySubcontext( String name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method createSubcontext
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Context createSubcontext( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method createSubcontext
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Context createSubcontext( String name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method lookupLink
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object lookupLink( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method lookupLink
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object lookupLink( String name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method getNameParser
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NameParser getNameParser( Name name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method getNameParser
       *
       *
       * @param name
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public NameParser getNameParser( String name ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method composeName
       *
       *
       * @param name
       * @param prefix
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Name composeName( Name name, Name prefix ) throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method composeName
       *
       *
       * @param name
       * @param prefix
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public String composeName( String name, String prefix ) throws 
NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method addToEnvironment
       *
       *
       * @param propName
       * @param propVal
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object addToEnvironment( String propName, Object propVal ) throws 
NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method removeFromEnvironment
       *
       *
       * @param propName
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Object removeFromEnvironment( String propName ) throws 
NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method getEnvironment
       *
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public Hashtable getEnvironment() throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  
      /**
       * Method close
       *
       *
       * @throws NamingException
       *
       */
      public void close() throws NamingException
      {
          m_altrmiInterfaceLookup.close();
      }
  
      /**
       * Method getNameInNamespace
       *
       *
       * @return
       *
       * @throws NamingException
       *
       */
      public String getNameInNamespace() throws NamingException
      {
          throw new UnsupportedOperationException();
      }
  }
  
  
  
  1.1                  
incubator-altrmi/client/impl/src/java/org/apache/altrmi/client/impl/naming/DefaultInitialContextFactory.java
  
  Index: DefaultInitialContextFactory.java
  ===================================================================
  /* ====================================================================
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 1997-2003 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 "Incubator", "AltRMI", 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 [EMAIL PROTECTED]
   *
   * 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.altrmi.client.impl.naming;
  
  import java.util.Hashtable;
  import javax.naming.Context;
  import javax.naming.NamingException;
  import javax.naming.spi.InitialContextFactory;
  import org.apache.altrmi.client.impl.DefaultInterfaceLookupFactory;
  
  /**
   * Class DefaultInitialContextFactory
   *
   *
   * @author Vinay Chandrasekharan <a href="mailto:[EMAIL PROTECTED]">[EMAIL 
PROTECTED]</a>
   * @version $Revision: 1.1 $
   */
  public class DefaultInitialContextFactory implements InitialContextFactory
  {
  
      /**
       * Method getInitialContext
       *
       *
       * @param env
       *
       * @return
       *
       * @throws NamingException
       *
       * @see InitialContextFactory#getInitialContext(Hashtable)
       *
       */
      public Context getInitialContext( Hashtable env ) throws NamingException
      {
  
          String transportStream = "";
          String s_url = (String)env.get( Context.PROVIDER_URL );
          int index = -1;
  
          index = ( s_url.lastIndexOf( "\\" ) > s_url.lastIndexOf( "/" ) )
              ? s_url.lastIndexOf( "\\" ) : s_url.lastIndexOf( "/" );
          transportStream = s_url.substring( index + 1 );
  
          for( int i = 0; i < 
DefaultInterfaceLookupFactory.SUPPORTEDSTREAMS.length; i++ )
          {
              if( transportStream
                  .equalsIgnoreCase( 
DefaultInterfaceLookupFactory.SUPPORTEDSTREAMS[ i ] ) )
              {
                  String host = s_url.substring( s_url.indexOf( ":" ) + 3, 
s_url.lastIndexOf( ":" ) );
                  String port = s_url.substring( s_url.lastIndexOf( ":" ) + 1, 
index );
  
                  return new DefaultContext( host, port, transportStream, env );
              }
          }
  
          throw new NamingException( "TransportStream[" + transportStream + "] 
not supported" );
      }
  }
  
  
  

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