qadevOOo/runner/basicrunner/basichelper/Connector.java

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   9  * $RCSfile: Connector.java,v $
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  30 package basicrunner.basichelper;
  31
  32 import com.sun.star.lang.XInitialization;
  33 import com.sun.star.lang.XServiceInfo;
  34 import com.sun.star.lang.XTypeProvider;
  35 import com.sun.star.uno.Type;
  36 import com.sun.star.connection.XConnector;
  37 import com.sun.star.connection.XConnection;
  38 import com.sun.star.connection.ConnectionSetupException;
  39 import com.sun.star.connection.NoConnectException;
  40 import com.sun.star.container.XNameAccess;
  41 import com.sun.star.container.NoSuchElementException;
  42 import com.sun.star.uno.UnoRuntime;
  43 import com.sun.star.lang.XSingleServiceFactory;
  44
  45 /**
  46  * This is a special service that is used in testing Acceptor
  47  * component in BASIC. This componennt creates a separate thread
  48  * that tries to connect to BASIC's acceptor. After successfull
  49  * connection it writes a connectionString to XConnection.
  50  */
  51  public class Connector implements XServiceInfo, XSingleServiceFactory {
  52     /** The service name of this class **/
  53     static final String __serviceName = "basichelper.Connector";
  54     /** The Connector implementation **/
  55     static ConnectorImpl oConnector = null;
  56
  57    /** Create a connector.
  58     */
  59    public Connector() {
  60         oConnector = new ConnectorImpl();
  61     }
  62
  63     /**
  64      * Returns an instance of the connector.
  65      * Arguments are not supported here and will be ignored.
  66      * @param args The arguments.
  67      * @return The connector.
  68      */
  69     public Object createInstanceWithArguments(Object[] args) {
  70         return oConnector;
  71     }
  72
  73     /**
  74      * Returns an instance of the connector.
  75      * @return The connector.
  76      */
  77     public Object createInstance() {
  78         return createInstanceWithArguments(null);
  79     }
  80
  81     /**
  82      * Get a unique id for this implementation.
  83      * @return The id.
  84      */
  85     public byte[] getImplementationId() {
  86         return toString().getBytes();
  87     }
  88
  89     /**
  90      * Return all implemented types of this class.
  91      * @return The implemented UNO types.
  92      */
  93     public Type[] getTypes() {
  94         Class interfaces[] = getClass().getInterfaces();
  95
  96         Type types[] = new Type[interfaces.length];
  97         for(int i = 0; i < interfaces.length; ++ i)
  98             types[i] = new Type(interfaces[i]);
  99
 100         return types;
 101     }
 102
 103     /** Is this servioce supported?
 104      * @param name The service name.
 105      * @return True, if the service is supported.
 106      */
 107     public boolean supportsService(String name) {
 108         return __serviceName.equals(name);
 109     }
 110
 111     /**
 112      * Get all supported service names.
 113      * @return All supported servcices.
 114      */
 115     public String[] getSupportedServiceNames() {
 116         return new String[] {__serviceName};
 117     }
 118
 119     /**
 120      * Get the implementation name of this class.
 121      * @return The implementation name.
 122      */
 123     public String getImplementationName() {
 124         return getClass().getName();
 125     }
 126 }
 127
 128 /**
 129  * The actual implementation of the connector
 130  * @see com.sun.star.lang.XInitialization
 131  * @see com.sun.star.lang.XTypeProvider
 132  * @see com.sun.star.container.XNameAccess
 133  */
 134 class ConnectorImpl implements XInitialization, XTypeProvider, XNameAccess {
 135     static String aState;
 136     static Integer iTimeout;
 137
 138     /**
 139      * Construct a new connector.
 140      */
 141     public ConnectorImpl() {
 142         aState = "just created";
 143         iTimeout = new Integer(3000);
 144     }
 145
 146     /**
 147      * Method initialize() creates a new thread that will try to connect to
 148      * Acceptor for a few seconds. One should pass as parameters an array,
 149      * where element 0 is an instance of Connector and element 1 is a
 150      * connection string (the same as in Acceptor)
 151      * @param parm1 An instance of XConnector.
 152      * @see com.sun.star.connection.XConnector
 153      * @throws Exception Is thrown, when initialize fails.
 154      */
 155     public void initialize(Object[] parm1) throws com.sun.star.uno.Exception {
 156         aState = "just initialized";
 157         XConnector cntr = (XConnector)UnoRuntime.queryInterface(
 158                                                 XConnector.class, parm1[0]);
 159         ConnThread aThread = new ConnThread(cntr, (String)parm1[1]);
 160         aThread.start();
 161     }
 162
 163     /**
 164      * Get the element names
 165      * @return All element names.
 166      */
 167     public String[] getElementNames() {
 168         return new String[]{"State", "Timeout"};
 169     }
 170
 171     /**
 172      * Does this element exist?
 173      * @param name The element name.
 174      * @return True, if the name exists.
 175      */
 176     public boolean hasByName(String name) {
 177         return (name.equals("State") || name.equals("Timeout"));
 178     }
 179
 180     /**
 181      * Get an element by its name.
 182      * @param name The name of the element.
 183      * @return The value of the element.
 184      * @throws NoSuchElementException The element does not exist.
 185      */
 186     public Object getByName(String name) throws NoSuchElementException{
 187         if (name.equals("State"))
 188             return aState;
 189         else if (name.equals("Timeout"))
 190             return iTimeout;
 191         else
 192             throw new NoSuchElementException();
 193     }
 194
 195     /**
 196      * Are there elements
 197      * @return Always true.
 198      */
 199     public boolean hasElements() {
 200         return true;
 201     }
 202
 203     /**
 204      * Get element type.
 205      * @return null.
 206      */
 207     public Type getElementType() {
 208         return null;
 209     }
 210
 211     /**
 212      * Get a unique id for this implementation.
 213      * @return The id.
 214      */
 215     public byte[] getImplementationId() {
 216         return toString().getBytes();
 217     }
 218
 219     /**
 220      * Return all implemented types of this class.
 221      * @return The implemented UNO types.
 222      */
 223     public Type[] getTypes() {
 224         Class interfaces[] = getClass().getInterfaces();
 225
 226         Type types[] = new Type[interfaces.length];
 227         for(int i = 0; i < interfaces.length; ++ i)
 228             types[i] = new Type(interfaces[i]);
 229
 230         return types;
 231     }
 232 }
 233
 234 /**
 235  * A connector thread
 236  */
 237 class ConnThread extends Thread {
 238     String connStr;
 239     XConnector oConnector;
 240
 241     /**Construct the thread.
 242      * @param oCntr A connector.
 243      * @param cStr The conection string.
 244      */
 245     public ConnThread(XConnector oCntr, String cStr){
 246         connStr = cStr;
 247         oConnector = oCntr;
 248     }
 249
 250     /**
 251      * Run the thread.
 252      */
 253     public void run(){
 254         try {
 255             Thread.sleep(ConnectorImpl.iTimeout.intValue());
 256             ConnectorImpl.aState = "before connection";
 257             XConnection oConnection = oConnector.connect(connStr);
 258             if (oConnection != null) {
 259                 ConnectorImpl.aState = "connected";
 260                 oConnection.write(connStr.getBytes());
 261                 oConnection.write(new byte[]{0});
 262             } else
 263                 ConnectorImpl.aState = "XConnection is null";
 264         } catch (ConnectionSetupException e) {
 265             ConnectorImpl.aState = "ConnectionSetupException";
 266             throw new RuntimeException(e.toString());
 267         } catch (NoConnectException e) {
 268             ConnectorImpl.aState = "NoConnectException";
 269             throw new RuntimeException(e.toString());
 270         } catch (Exception e) {
 271             ConnectorImpl.aState = "error";
 272             throw new RuntimeException("Can't sleep exception");
 273         }
 274     }
 275 }