HelpProvider


1   /*******************************************************************************
2    * Copyright (c) 2006 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.help.internal.base;
12  
13  import java.io.IOException  ;
14  import java.io.InputStream  ;
15  import java.net.URL  ;
16  
17  import org.eclipse.help.internal.HelpPlugin.IHelpProvider;
18  import org.eclipse.help.internal.protocols.HelpURLStreamHandler;
19  
20  /*
21   * Provides help document content via the internal application server.
22   * The org.eclipse.help plugin should not make any assumptions about
23   * where the content comes from.
24   */
25  public class HelpProvider implements IHelpProvider {
26  
27      /* (non-Javadoc)
28       * @see org.eclipse.help.internal.HelpPlugin.IHelpProvider#getHelpContent(java.lang.String, java.lang.String)
29       */
30      public InputStream   getHelpContent(String   href, String   locale) {
31          try {
32              URL   helpURL = new URL  ("help", //$NON-NLS-1$
33                      null, -1, href + "?lang=" + locale, HelpURLStreamHandler.getDefault()); //$NON-NLS-1$
34              return helpURL.openStream();
35          } catch (IOException   ioe) {
36              return null;
37          }
38      }
39  }
40

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