qadevOOo/tests/java/mod/_stm/Pump.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package mod._stm;
  20
  21 import java.io.PrintWriter;
  22
  23 import lib.StatusException;
  24 import lib.TestCase;
  25 import lib.TestEnvironment;
  26 import lib.TestParameters;
  27
  28 import com.sun.star.io.NotConnectedException;
  29 import com.sun.star.io.XActiveDataSink;
  30 import com.sun.star.io.XActiveDataSource;
  31 import com.sun.star.io.XInputStream;
  32 import com.sun.star.io.XOutputStream;
  33 import com.sun.star.lang.XMultiServiceFactory;
  34 import com.sun.star.uno.UnoRuntime;
  35 import com.sun.star.uno.XInterface;
  36
  37 /**
  38 * Test for object which is represented by service
  39 * <code>com.sun.star.io.Pump</code>. <p>
  40 * Object implements the following interfaces :
  41 * <ul>
  42 *  <li> <code>com::sun::star::io::XActiveDataSource</code></li>
  43 *  <li> <code>com::sun::star::io::XActiveDataControl</code></li>
  44 *  <li> <code>com::sun::star::io::XActiveDataSink</code></li>
  45 * </ul>
  46 * @see com.sun.star.io.Pump
  47 * @see com.sun.star.io.XActiveDataSource
  48 * @see com.sun.star.io.XActiveDataControl
  49 * @see com.sun.star.io.XActiveDataSink
  50 * @see ifc.io._XActiveDataSource
  51 * @see ifc.io._XActiveDataControl
  52 * @see ifc.io._XActiveDataSink
  53 */
  54 public class Pump extends TestCase {
  55
  56     /**
  57     * Creating a Testenvironment for the interfaces to be tested.
  58     * Creates an instance of the service <code>com.sun.star.io.Pump</code>.
  59     * Settings up input and output streams for the created pump.
  60     * Object relations created :
  61     * <ul>
  62     *  <li> <code>'InputStream'</code> for
  63     *      {@link ifc.io._XActiveDataSource}(an input stream to set) </li>
  64     *  <li> <code>'OutputStream'</code> for
  65     *      {@link ifc.io._XActiveDataSource}(an output stream to set) </li>
  66     * </ul>
  67     * @see com.sun.star.io.Pump
  68     */
  69     @Override
  70     public TestEnvironment createTestEnvironment(
  71         TestParameters Param, PrintWriter log) throws StatusException {
  72
  73         Object oInterface = null;
  74         XMultiServiceFactory xMSF = Param.getMSF();
  75         XInterface oPipe;
  76
  77         // creating an instance of stm.Pump
  78         try {
  79             oInterface = xMSF.createInstance( "com.sun.star.io.Pump" );
  80             oPipe = (XInterface) xMSF.createInstance( "com.sun.star.io.Pipe" );
  81         } catch (com.sun.star.uno.Exception e) {
  82             e.printStackTrace(log);
  83             throw new StatusException("Can't create the needed objects.", e) ;
  84         }
  85
  86
  87         XInterface oObj = (XInterface) oInterface;
  88
  89         // setting up input and output streams for pump
  90         XActiveDataSink xSink = UnoRuntime.queryInterface(XActiveDataSink.class, oObj);
  91         XActiveDataSource xSource = UnoRuntime.queryInterface(XActiveDataSource.class, oObj);
  92
  93         XInputStream xInput = new MyInput();
  94         XOutputStream xOutput = new MyOutput();
  95
  96         xSink.setInputStream(xInput);
  97         xSource.setOutputStream(xOutput);
  98
  99         log.println("creating a new environment for object");
 100         TestEnvironment tEnv = new TestEnvironment( oObj );
 101
 102         // add object relations for ActiveDataSource and XActiveDataSink
 103         tEnv.addObjRelation("InputStream", oPipe);
 104         tEnv.addObjRelation("OutputStream", oPipe);
 105
 106         return tEnv;
 107     } // finish method getTestEnvironment
 108
 109     /**
 110     * XInputStream implementation to use with the test. It returns bytes of
 111     * which a simple string consists.
 112     */
 113     private static class MyInput implements XInputStream  {
 114         String str = "Pump tesing string" ;
 115
 116         public int readBytes(byte[][] bytes, int len)
 117             throws NotConnectedException{
 118
 119             if (str == null)
 120                 throw new NotConnectedException("Input stream was closed");
 121
 122             int actual = 0 ;
 123             if (len <= str.length()) {
 124                 String resStr = str.substring(0, len-1) ;
 125                 bytes[0] = resStr.getBytes() ;
 126                 actual = len ;
 127                 str = str.substring(len) ;
 128             } else {
 129                 bytes[0] = str.getBytes() ;
 130                 actual = str.length() ;
 131             }
 132
 133             return actual;
 134         }
 135
 136         public int readSomeBytes(byte[][] bytes, int len)
 137             throws NotConnectedException{
 138             return readBytes(bytes, len);
 139         }
 140
 141         public void skipBytes(int len) throws NotConnectedException {
 142             if (str == null)
 143                 throw new NotConnectedException("Stream was closed.") ;
 144
 145             if (len >= str.length())
 146                 str = "" ;
 147             else
 148                 str = str.substring(len) ;
 149         }
 150
 151         public void closeInput() throws NotConnectedException {
 152             if (str == null)
 153                 throw new NotConnectedException("Stream was closed.") ;
 154
 155             str = null ;
 156         }
 157
 158         public int available() throws NotConnectedException {
 159             if (str == null)
 160                 throw new NotConnectedException("Stream was closed.") ;
 161
 162             return str.length();
 163         }
 164     }
 165
 166     /**
 167     * Dummy XOutputStream implementation to use with the test. Does nothing.
 168     */
 169     private static class MyOutput implements XOutputStream {
 170         public void writeBytes(byte[] bytes) {
 171         }
 172
 173         public void flush() {
 174         }
 175
 176         public void closeOutput() {
 177         }
 178     }
 179 }
 180