Source Code Cross Referenced for SocketAttachConnector.java in  » IDE-Eclipse » jdt » org » eclipse » jdt » internal » launching » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Eclipse » jdt » org.eclipse.jdt.internal.launching 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*******************************************************************************
002:         * Copyright (c) 2000, 2006 IBM Corporation and others.
003:         * All rights reserved. This program and the accompanying materials
004:         * are made available under the terms of the Eclipse Public License v1.0
005:         * which accompanies this distribution, and is available at
006:         * http://www.eclipse.org/legal/epl-v10.html
007:         *
008:         * Contributors:
009:         *     IBM Corporation - initial API and implementation
010:         *******************************************************************************/package org.eclipse.jdt.internal.launching;
011:
012:        import java.io.IOException;
013:        import java.net.ConnectException;
014:        import java.net.UnknownHostException;
015:        import com.ibm.icu.text.MessageFormat;
016:        import java.util.ArrayList;
017:        import java.util.Iterator;
018:        import java.util.List;
019:        import java.util.Map;
020:
021:        import org.eclipse.core.runtime.CoreException;
022:        import org.eclipse.core.runtime.IProgressMonitor;
023:        import org.eclipse.core.runtime.IStatus;
024:        import org.eclipse.core.runtime.NullProgressMonitor;
025:        import org.eclipse.core.runtime.Status;
026:        import org.eclipse.core.runtime.SubProgressMonitor;
027:        import org.eclipse.debug.core.ILaunch;
028:        import org.eclipse.debug.core.ILaunchConfiguration;
029:        import org.eclipse.debug.core.model.IDebugTarget;
030:        import org.eclipse.jdi.Bootstrap;
031:        import org.eclipse.jdi.TimeoutException;
032:        import org.eclipse.jdt.debug.core.JDIDebugModel;
033:        import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;
034:        import org.eclipse.jdt.launching.IVMConnector;
035:
036:        import com.sun.jdi.VMDisconnectedException;
037:        import com.sun.jdi.VirtualMachine;
038:        import com.sun.jdi.connect.AttachingConnector;
039:        import com.sun.jdi.connect.Connector;
040:        import com.sun.jdi.connect.IllegalConnectorArgumentsException;
041:
042:        /**
043:         * A standard socket attaching connector
044:         */
045:        public class SocketAttachConnector implements  IVMConnector {
046:
047:            /**
048:             * Return the socket transport attaching connector
049:             * 
050:             * @exception CoreException if unable to locate the connector
051:             */
052:            protected static AttachingConnector getAttachingConnector()
053:                    throws CoreException {
054:                AttachingConnector connector = null;
055:                Iterator iter = Bootstrap.virtualMachineManager()
056:                        .attachingConnectors().iterator();
057:                while (iter.hasNext()) {
058:                    AttachingConnector lc = (AttachingConnector) iter.next();
059:                    if (lc.name().equals("com.sun.jdi.SocketAttach")) { //$NON-NLS-1$
060:                        connector = lc;
061:                        break;
062:                    }
063:                }
064:                if (connector == null) {
065:                    abort(
066:                            LaunchingMessages.SocketAttachConnector_Socket_attaching_connector_not_available_3,
067:                            null,
068:                            IJavaLaunchConfigurationConstants.ERR_SHARED_MEMORY_CONNECTOR_UNAVAILABLE);
069:                }
070:                return connector;
071:            }
072:
073:            /**
074:             * @see IVMConnector#getIdentifier()
075:             */
076:            public String getIdentifier() {
077:                return IJavaLaunchConfigurationConstants.ID_SOCKET_ATTACH_VM_CONNECTOR;
078:            }
079:
080:            /**
081:             * @see IVMConnector#getName()
082:             */
083:            public String getName() {
084:                return LaunchingMessages.SocketAttachConnector_Standard__Socket_Attach__4;
085:            }
086:
087:            /**
088:             * Throws a core exception with an error status object built from
089:             * the given message, lower level exception, and error code.
090:             * 
091:             * @param message the status message
092:             * @param exception lower level exception associated with the
093:             *  error, or <code>null</code> if none
094:             * @param code error code
095:             */
096:            protected static void abort(String message, Throwable exception,
097:                    int code) throws CoreException {
098:                throw new CoreException(new Status(IStatus.ERROR,
099:                        LaunchingPlugin.getUniqueIdentifier(), code, message,
100:                        exception));
101:            }
102:
103:            /* (non-Javadoc)
104:             * @see org.eclipse.jdt.launching.IVMConnector#connect(java.util.Map, org.eclipse.core.runtime.IProgressMonitor, org.eclipse.debug.core.ILaunch)
105:             */
106:            public void connect(Map arguments, IProgressMonitor monitor,
107:                    ILaunch launch) throws CoreException {
108:                if (monitor == null) {
109:                    monitor = new NullProgressMonitor();
110:                }
111:
112:                IProgressMonitor subMonitor = new SubProgressMonitor(monitor, 1);
113:                subMonitor
114:                        .beginTask(
115:                                LaunchingMessages.SocketAttachConnector_Connecting____1,
116:                                2);
117:                subMonitor
118:                        .subTask(LaunchingMessages.SocketAttachConnector_Configuring_connection____1);
119:
120:                AttachingConnector connector = getAttachingConnector();
121:                String portNumberString = (String) arguments.get("port"); //$NON-NLS-1$
122:                if (portNumberString == null) {
123:                    abort(
124:                            LaunchingMessages.SocketAttachConnector_Port_unspecified_for_remote_connection__2,
125:                            null,
126:                            IJavaLaunchConfigurationConstants.ERR_UNSPECIFIED_PORT);
127:                }
128:                String host = (String) arguments.get("hostname"); //$NON-NLS-1$
129:                if (host == null) {
130:                    abort(
131:                            LaunchingMessages.SocketAttachConnector_Hostname_unspecified_for_remote_connection__4,
132:                            null,
133:                            IJavaLaunchConfigurationConstants.ERR_UNSPECIFIED_HOSTNAME);
134:                }
135:                Map map = connector.defaultArguments();
136:
137:                Connector.Argument param = (Connector.Argument) map
138:                        .get("hostname"); //$NON-NLS-1$
139:                param.setValue(host);
140:                param = (Connector.Argument) map.get("port"); //$NON-NLS-1$
141:                param.setValue(portNumberString);
142:
143:                String timeoutString = (String) arguments.get("timeout"); //$NON-NLS-1$
144:                if (timeoutString != null) {
145:                    param = (Connector.Argument) map.get("timeout"); //$NON-NLS-1$
146:                    param.setValue(timeoutString);
147:                }
148:
149:                ILaunchConfiguration configuration = launch
150:                        .getLaunchConfiguration();
151:                boolean allowTerminate = false;
152:                if (configuration != null) {
153:                    allowTerminate = configuration
154:                            .getAttribute(
155:                                    IJavaLaunchConfigurationConstants.ATTR_ALLOW_TERMINATE,
156:                                    false);
157:                }
158:                subMonitor.worked(1);
159:                subMonitor
160:                        .subTask(LaunchingMessages.SocketAttachConnector_Establishing_connection____2);
161:                try {
162:                    VirtualMachine vm = connector.attach(map);
163:                    String vmLabel = constructVMLabel(vm, host,
164:                            portNumberString, configuration);
165:                    IDebugTarget debugTarget = JDIDebugModel.newDebugTarget(
166:                            launch, vm, vmLabel, null, allowTerminate, true);
167:                    launch.addDebugTarget(debugTarget);
168:                    subMonitor.worked(1);
169:                    subMonitor.done();
170:                } catch (TimeoutException e) {
171:                    abort(
172:                            LaunchingMessages.SocketAttachConnector_0,
173:                            e,
174:                            IJavaLaunchConfigurationConstants.ERR_REMOTE_VM_CONNECTION_FAILED);
175:                } catch (UnknownHostException e) {
176:                    abort(
177:                            MessageFormat
178:                                    .format(
179:                                            LaunchingMessages.SocketAttachConnector_Failed_to_connect_to_remote_VM_because_of_unknown_host____0___1,
180:                                            new String[] { host }),
181:                            e,
182:                            IJavaLaunchConfigurationConstants.ERR_REMOTE_VM_CONNECTION_FAILED);
183:                } catch (ConnectException e) {
184:                    abort(
185:                            LaunchingMessages.SocketAttachConnector_Failed_to_connect_to_remote_VM_as_connection_was_refused_2,
186:                            e,
187:                            IJavaLaunchConfigurationConstants.ERR_REMOTE_VM_CONNECTION_FAILED);
188:                } catch (IOException e) {
189:                    abort(
190:                            LaunchingMessages.SocketAttachConnector_Failed_to_connect_to_remote_VM_1,
191:                            e,
192:                            IJavaLaunchConfigurationConstants.ERR_REMOTE_VM_CONNECTION_FAILED);
193:                } catch (IllegalConnectorArgumentsException e) {
194:                    abort(
195:                            LaunchingMessages.SocketAttachConnector_Failed_to_connect_to_remote_VM_1,
196:                            e,
197:                            IJavaLaunchConfigurationConstants.ERR_REMOTE_VM_CONNECTION_FAILED);
198:                }
199:            }
200:
201:            /**
202:             * Helper method that constructs a human-readable label for a remote VM.
203:             */
204:            protected String constructVMLabel(VirtualMachine vm, String host,
205:                    String port, ILaunchConfiguration configuration) {
206:                String name = null;
207:                try {
208:                    name = vm.name();
209:                } catch (TimeoutException e) {
210:                    // do nothing
211:                } catch (VMDisconnectedException e) {
212:                    // do nothing
213:                }
214:                if (name == null) {
215:                    if (configuration == null) {
216:                        name = ""; //$NON-NLS-1$
217:                    } else {
218:                        name = configuration.getName();
219:                    }
220:                }
221:                StringBuffer buffer = new StringBuffer(name);
222:                buffer.append('[');
223:                buffer.append(host);
224:                buffer.append(':');
225:                buffer.append(port);
226:                buffer.append(']');
227:                return buffer.toString();
228:            }
229:
230:            /**
231:             * @see IVMConnector#getDefaultArguments()
232:             */
233:            public Map getDefaultArguments() throws CoreException {
234:                Map def = getAttachingConnector().defaultArguments();
235:                Connector.IntegerArgument arg = (Connector.IntegerArgument) def
236:                        .get("port"); //$NON-NLS-1$
237:                arg.setValue(8000);
238:                return def;
239:            }
240:
241:            /**
242:             * @see IVMConnector#getArgumentOrder()
243:             */
244:            public List getArgumentOrder() {
245:                List list = new ArrayList(2);
246:                list.add("hostname"); //$NON-NLS-1$
247:                list.add("port"); //$NON-NLS-1$
248:                return list;
249:            }
250:
251:        }
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