qadevOOo/tests/java/mod/_streams/uno/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._streams.uno;
  20
  21 import com.sun.star.io.NotConnectedException;
  22 import com.sun.star.io.XActiveDataSink;
  23 import com.sun.star.io.XActiveDataSource;
  24 import com.sun.star.io.XInputStream;
  25 import com.sun.star.io.XOutputStream;
  26 import com.sun.star.lang.XMultiServiceFactory;
  27 import com.sun.star.uno.UnoRuntime;
  28 import com.sun.star.uno.XInterface;
  29
  30 import java.io.PrintWriter;
  31
  32 import lib.TestCase;
  33 import lib.TestEnvironment;
  34 import lib.TestParameters;
  35
  36 /**
  37 * Test for object which is represented by service
  38 * <code>com.sun.star.io.Pump</code>. <p>
  39 * Object implements the following interfaces :
  40 * <ul>
  41 *  <li> <code>com::sun::star::io::XActiveDataSource</code></li>
  42 *  <li> <code>com::sun::star::io::XActiveDataControl</code></li>
  43 *  <li> <code>com::sun::star::io::XActiveDataSink</code></li>
  44 * </ul>
  45 * @see com.sun.star.io.Pump
  46 * @see com.sun.star.io.XActiveDataSource
  47 * @see com.sun.star.io.XActiveDataControl
  48 * @see com.sun.star.io.XActiveDataSink
  49 * @see ifc.io._XActiveDataSource
  50 * @see ifc.io._XActiveDataControl
  51 * @see ifc.io._XActiveDataSink
  52 */
  53 public class Pump extends TestCase {
  54
  55     /**
  56     * Creating a TestEnvironment for the interfaces to be tested.
  57     * Creates an instance of the service <code>com.sun.star.io.Pump</code>.
  58     * Settings up input and output streams for the created pump.
  59     * Object relations created :
  60     * <ul>
  61     *  <li> <code>'InputStream'</code> for
  62     *      {@link ifc.io._XActiveDataSource}(an input stream to set) </li>
  63     *  <li> <code>'OutputStream'</code> for
  64     *      {@link ifc.io._XActiveDataSource}(an output stream to set) </li>
  65     * </ul>
  66     * @see com.sun.star.io.Pump
  67     */
  68     @Override
  69     protected TestEnvironment createTestEnvironment(TestParameters Param, PrintWriter log) throws Exception {
  70
  71         Object oInterface = null;
  72         XMultiServiceFactory xMSF = Param.getMSF();
  73         XInterface oPipe;
  74
  75         // creating an instance of stm.Pump
  76         oInterface = xMSF.createInstance( "com.sun.star.io.Pump" );
  77         oPipe = (XInterface) xMSF.createInstance( "com.sun.star.io.Pipe" );
  78
  79         XInterface oObj = (XInterface) oInterface;
  80
  81         // setting up input and output streams for pump
  82         XActiveDataSink xSink = UnoRuntime.queryInterface(XActiveDataSink.class, oObj);
  83         XActiveDataSource xSource = UnoRuntime.queryInterface(XActiveDataSource.class, oObj);
  84
  85         XInputStream xInput = new MyInput();
  86         XOutputStream xOutput = new MyOutput();
  87
  88         xSink.setInputStream(xInput);
  89         xSource.setOutputStream(xOutput);
  90
  91         log.println("creating a new environment for object");
  92         TestEnvironment tEnv = new TestEnvironment( oObj );
  93
  94         // add object relations for ActiveDataSource and XActiveDataSink
  95         tEnv.addObjRelation("InputStream", oPipe);
  96         tEnv.addObjRelation("OutputStream", oPipe);
  97
  98         return tEnv;
  99     } // finish method getTestEnvironment
 100
 101     /**
 102     * XInputStream implementation to use with the test. It returns bytes of
 103     * which a simple string consists.
 104     */
 105     private static class MyInput implements XInputStream  {
 106         String str = "Pump tesing string" ;
 107
 108         public int readBytes(byte[][] bytes, int len)
 109             throws NotConnectedException{
 110
 111             if (str == null)
 112                 throw new NotConnectedException("Input stream was closed");
 113
 114             int actual = 0 ;
 115             if (len <= str.length()) {
 116                 String resStr = str.substring(0, len-1) ;
 117                 bytes[0] = resStr.getBytes() ;
 118                 actual = len ;
 119                 str = str.substring(len) ;
 120             } else {
 121                 bytes[0] = str.getBytes() ;
 122                 actual = str.length() ;
 123             }
 124
 125             return actual;
 126         }
 127
 128         public int readSomeBytes(byte[][] bytes, int len)
 129             throws NotConnectedException{
 130             return readBytes(bytes, len);
 131         }
 132
 133         public void skipBytes(int len) throws NotConnectedException {
 134             if (str == null)
 135                 throw new NotConnectedException("Stream was closed.") ;
 136
 137             if (len >= str.length())
 138                 str = "" ;
 139             else
 140                 str = str.substring(len) ;
 141         }
 142
 143         public void closeInput() throws NotConnectedException {
 144             if (str == null)
 145                 throw new NotConnectedException("Stream was closed.") ;
 146
 147             str = null ;
 148         }
 149
 150         public int available() throws NotConnectedException {
 151             if (str == null)
 152                 throw new NotConnectedException("Stream was closed.") ;
 153
 154             return str.length();
 155         }
 156     }
 157
 158     /**
 159     * Dummy XOutputStream implementation to use with the test. Does nothing.
 160     */
 161     private static class MyOutput implements XOutputStream {
 162         public void writeBytes(byte[] bytes) {
 163         }
 164
 165         public void flush() {
 166         }
 167
 168         public void closeOutput() {
 169         }
 170     }
 171 }
 172