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 import java.io.PrintWriter;
  30 import lib.StatusException;
  31 import lib.TestCase;
  32 import lib.TestEnvironment;
  33 import lib.TestParameters;
  34
  35 /**
  36 * Test for object which is represented by service
  37 * <code>com.sun.star.io.Pump</code>. <p>
  38 * Object implements the following interfaces :
  39 * <ul>
  40 *  <li> <code>com::sun::star::io::XActiveDataSource</code></li>
  41 *  <li> <code>com::sun::star::io::XActiveDataControl</code></li>
  42 *  <li> <code>com::sun::star::io::XActiveDataSink</code></li>
  43 * </ul>
  44 * @see com.sun.star.io.Pump
  45 * @see com.sun.star.io.XActiveDataSource
  46 * @see com.sun.star.io.XActiveDataControl
  47 * @see com.sun.star.io.XActiveDataSink
  48 * @see ifc.io._XActiveDataSource
  49 * @see ifc.io._XActiveDataControl
  50 * @see ifc.io._XActiveDataSink
  51 */
  52 public class Pump extends TestCase {
  53
  54     /**
  55     * Creating a Testenvironment for the interfaces to be tested.
  56     * Creates an instance of the service <code>com.sun.star.io.Pump</code>.
  57     * Settings up input and output streams for the created pump.
  58     * Object relations created :
  59     * <ul>
  60     *  <li> <code>'InputStream'</code> for
  61     *      {@link ifc.io._XActiveDataSource}(an input stream to set) </li>
  62     *  <li> <code>'OutputStream'</code> for
  63     *      {@link ifc.io._XActiveDataSource}(an output stream to set) </li>
  64     * </ul>
  65     * @see com.sun.star.io.Pump
  66     */
  67     @Override
  68     protected TestEnvironment createTestEnvironment(TestParameters Param, PrintWriter log) {
  69
  70         Object oInterface = null;
  71         XMultiServiceFactory xMSF = Param.getMSF();
  72         XInterface oPipe;
  73
  74         // creating an instance of stm.Pump
  75         try {
  76             oInterface = xMSF.createInstance( "com.sun.star.io.Pump" );
  77             oPipe = (XInterface) xMSF.createInstance( "com.sun.star.io.Pipe" );
  78         } catch (com.sun.star.uno.Exception e) {
  79             e.printStackTrace(log);
  80             throw new StatusException("Can't create the needed objects.", e) ;
  81         }
  82
  83
  84         XInterface oObj = (XInterface) oInterface;
  85
  86         // setting up input and output streams for pump
  87         XActiveDataSink xSink = UnoRuntime.queryInterface(XActiveDataSink.class, oObj);
  88         XActiveDataSource xSource = UnoRuntime.queryInterface(XActiveDataSource.class, oObj);
  89
  90         XInputStream xInput = new MyInput();
  91         XOutputStream xOutput = new MyOutput();
  92
  93         xSink.setInputStream(xInput);
  94         xSource.setOutputStream(xOutput);
  95
  96         log.println("creating a new environment for object");
  97         TestEnvironment tEnv = new TestEnvironment( oObj );
  98
  99         // add object relations for ActiveDataSource and XActiveDataSink
 100         tEnv.addObjRelation("InputStream", oPipe);
 101         tEnv.addObjRelation("OutputStream", oPipe);
 102
 103         return tEnv;
 104     } // finish method getTestEnvironment
 105
 106     /**
 107     * XInputStream implementation to use with the test. It returns bytes of
 108     * which a simple string consists.
 109     */
 110     private static class MyInput implements XInputStream  {
 111         String str = "Pump tesing string" ;
 112
 113         public int readBytes(byte[][] bytes, int len)
 114             throws NotConnectedException{
 115
 116             if (str == null)
 117                 throw new NotConnectedException("Input stream was closed");
 118
 119             int actual = 0 ;
 120             if (len <= str.length()) {
 121                 String resStr = str.substring(0, len-1) ;
 122                 bytes[0] = resStr.getBytes() ;
 123                 actual = len ;
 124                 str = str.substring(len) ;
 125             } else {
 126                 bytes[0] = str.getBytes() ;
 127                 actual = str.length() ;
 128             }
 129
 130             return actual;
 131         }
 132
 133         public int readSomeBytes(byte[][] bytes, int len)
 134             throws NotConnectedException{
 135             return readBytes(bytes, len);
 136         }
 137
 138         public void skipBytes(int len) throws NotConnectedException {
 139             if (str == null)
 140                 throw new NotConnectedException("Stream was closed.") ;
 141
 142             if (len >= str.length())
 143                 str = "" ;
 144             else
 145                 str = str.substring(len) ;
 146         }
 147
 148         public void closeInput() throws NotConnectedException {
 149             if (str == null)
 150                 throw new NotConnectedException("Stream was closed.") ;
 151
 152             str = null ;
 153         }
 154
 155         public int available() throws NotConnectedException {
 156             if (str == null)
 157                 throw new NotConnectedException("Stream was closed.") ;
 158
 159             return str.length();
 160         }
 161     }
 162
 163     /**
 164     * Dummy XOutputStream implementation to use with the test. Does nothing.
 165     */
 166     private static class MyOutput implements XOutputStream {
 167         public void writeBytes(byte[] bytes) {
 168         }
 169
 170         public void flush() {
 171         }
 172
 173         public void closeOutput() {
 174         }
 175     }
 176 }
 177