/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
package basicrunner.basichelper;
import com.sun.star.lang.XInitialization;
import com.sun.star.lang.XServiceInfo;
import com.sun.star.lang.XTypeProvider;
import com.sun.star.uno.Type;
import com.sun.star.connection.XConnector;
import com.sun.star.connection.XConnection;
import com.sun.star.connection.ConnectionSetupException;
import com.sun.star.connection.NoConnectException;
import com.sun.star.container.XNameAccess;
import com.sun.star.container.NoSuchElementException;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.lang.XSingleServiceFactory;
/**
* This is a special service that is used in testing Acceptor
* component in BASIC. This componennt creates a separate thread
* that tries to connect to BASIC's acceptor. After successfull
* connection it writes a connectionString to XConnection.
*/
public class Connector implements XServiceInfo, XSingleServiceFactory {
/** The service name of this class **/
static final String __serviceName = "basichelper.Connector";
/** The Connector implementation **/
static ConnectorImpl oConnector = null;
/** Create a connector.
*/
public Connector() {
oConnector = new ConnectorImpl();
}
/**
* Returns an instance of the connector.
* Arguments are not supported here and will be ignored.
* @param args The arguments.
* @return The connector.
*/
public Object createInstanceWithArguments(Object[] args) {
return oConnector;
}
/**
* Returns an instance of the connector.
* @return The connector.
*/
public Object createInstance() {
return createInstanceWithArguments(null);
}
/**
* Get a unique id for this implementation.
* @return The id.
*/
public byte[] getImplementationId() {
return toString().getBytes();
}
/**
* Return all implemented types of this class.
* @return The implemented UNO types.
*/
public Type[] getTypes() {
Class interfaces[] = getClass().getInterfaces();
Type types[] = new Type[interfaces.length];
for(int i = 0; i < interfaces.length; ++ i)
types[i] = new Type(interfaces[i]);
return types;
}
/** Is this servioce supported?
* @param name The service name.
* @return True, if the service is supported.
*/
public boolean supportsService(String name) {
return __serviceName.equals(name);
}
/**
* Get all supported service names.
* @return All supported servcices.
*/
public String[] getSupportedServiceNames() {
return new String[] {__serviceName};
}
/**
* Get the implementation name of this class.
* @return The implementation name.
*/
public String getImplementationName() {
return getClass().getName();
}
}
/**
* The actual implementation of the connector
* @see com.sun.star.lang.XInitialization
* @see com.sun.star.lang.XTypeProvider
* @see com.sun.star.container.XNameAccess
*/
class ConnectorImpl implements XInitialization, XTypeProvider, XNameAccess {
static String aState;
static Integer iTimeout;
/**
* Construct a new connector.
*/
public ConnectorImpl() {
aState = "just created";
iTimeout = new Integer(3000);
}
/**
* Method initialize() creates a new thread that will try to connect to
* Acceptor for a few seconds. One should pass as parameters an array,
* where element 0 is an instance of Connector and element 1 is a
* connection string (the same as in Acceptor)
* @param parm1 An instance of XConnector.
* @see com.sun.star.connection.XConnector
* @throws Exception Is thrown, when initialize fails.
*/
public void initialize(Object[] parm1) throws com.sun.star.uno.Exception {
aState = "just initialized";
XConnector cntr = (XConnector)UnoRuntime.queryInterface(
XConnector.class, parm1[0]);
ConnThread aThread = new ConnThread(cntr, (String)parm1[1]);
aThread.start();
}
/**
* Get the element names
* @return All element names.
*/
public String[] getElementNames() {
return new String[]{"State", "Timeout"};
}
/**
* Does this element exist?
* @param name The element name.
* @return True, if the name exists.
*/
public boolean hasByName(String name) {
return (name.equals("State") || name.equals("Timeout"));
}
/**
* Get an element by its name.
* @param name The name of the element.
* @return The value of the element.
* @throws NoSuchElementException The element does not exist.
*/
public Object getByName(String name) throws NoSuchElementException{
if (name.equals("State"))
return aState;
else if (name.equals("Timeout"))
return iTimeout;
else
throw new NoSuchElementException();
}
/**
* Are there elements
* @return Always true.
*/
public boolean hasElements() {
return true;
}
/**
* Get element type.
* @return null.
*/
public Type getElementType() {
return null;
}
/**
* Get a unique id for this implementation.
* @return The id.
*/
public byte[] getImplementationId() {
return toString().getBytes();
}
/**
* Return all implemented types of this class.
* @return The implemented UNO types.
*/
public Type[] getTypes() {
Class interfaces[] = getClass().getInterfaces();
Type types[] = new Type[interfaces.length];
for(int i = 0; i < interfaces.length; ++ i)
types[i] = new Type(interfaces[i]);
return types;
}
}
/**
* A connector thread
*/
class ConnThread extends Thread {
String connStr;
XConnector oConnector;
/**Construct the thread.
* @param oCntr A connector.
* @param cStr The conection string.
*/
public ConnThread(XConnector oCntr, String cStr){
connStr = cStr;
oConnector = oCntr;
}
/**
* Run the thread.
*/
public void run(){
try {
Thread.sleep(ConnectorImpl.iTimeout.intValue());
ConnectorImpl.aState = "before connection";
XConnection oConnection = oConnector.connect(connStr);
if (oConnection != null) {
ConnectorImpl.aState = "connected";
oConnection.write(connStr.getBytes());
oConnection.write(new byte[]{0});
} else
ConnectorImpl.aState = "XConnection is null";
} catch (ConnectionSetupException e) {
ConnectorImpl.aState = "ConnectionSetupException";
throw new RuntimeException(e.toString());
} catch (NoConnectException e) {
ConnectorImpl.aState = "NoConnectException";
throw new RuntimeException(e.toString());
} catch (Exception e) {
ConnectorImpl.aState = "error";
throw new RuntimeException("Can't sleep exception");
}
}
}