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   1 package net.sourceforge.phpdt.externaltools.internal.program.launchConfigurations;
   2
   3 /**********************************************************************
   4 Copyright (c) 2002 IBM Corp. and others. All rights reserved.
   5 This file is made available under the terms of the Common Public License v1.0
   6 which accompanies this distribution, and is available at
   7 http://www.eclipse.org/legal/cpl-v10.html
   8
   9 Contributors:
  10 **********************************************************************/
  11
  12 import java.io.File;
  13
  14 import org.eclipse.core.runtime.CoreException;
  15 import org.eclipse.core.runtime.IPath;
  16 import org.eclipse.core.runtime.IProgressMonitor;
  17 import org.eclipse.debug.core.DebugPlugin;
  18 import org.eclipse.debug.core.ILaunch;
  19 import org.eclipse.debug.core.ILaunchConfiguration;
  20 import org.eclipse.debug.core.model.ILaunchConfigurationDelegate;
  21 import org.eclipse.debug.core.model.IProcess;
  22 import net.sourceforge.phpdt.externaltools.launchConfigurations.ExternalToolsUtil;
  23 import net.sourceforge.phpdt.externaltools.variable.ExpandVariableContext;
  24
  25 /**
  26  * Launch delegate for a program.
  27  */
  28 public class ProgramLaunchDelegate implements ILaunchConfigurationDelegate {
  29
  30         /**
  31          * Constructor for ProgramLaunchDelegate.
  32          */
  33         public ProgramLaunchDelegate() {
  34                 super();
  35         }
  36
  37         /**
  38          * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate#launch(org.eclipse.debug.core.ILaunchConfiguration, java.lang.String, org.eclipse.debug.core.ILaunch, org.eclipse.core.runtime.IProgressMonitor)
  39          */
  40         public void launch(ILaunchConfiguration configuration, String mode, ILaunch launch, IProgressMonitor monitor) throws CoreException {
  41
  42                 if (monitor.isCanceled()) {
  43                         return;
  44                 }
  45
  46                 // get variable context
  47                 ExpandVariableContext resourceContext = ExternalToolsUtil.getVariableContext();
  48
  49                 if (monitor.isCanceled()) {
  50                         return;
  51                 }
  52
  53                 // resolve location
  54                 IPath location = ExternalToolsUtil.getLocation(configuration, resourceContext);
  55
  56                 if (monitor.isCanceled()) {
  57                         return;
  58                 }
  59
  60                 // resolve working directory
  61                 IPath workingDirectory = ExternalToolsUtil.getWorkingDirectory(configuration, resourceContext);
  62
  63                 if (monitor.isCanceled()) {
  64                         return;
  65                 }
  66
  67                 // resolve arguments
  68                 String[] arguments = ExternalToolsUtil.getArguments(configuration, resourceContext);
  69
  70                 if (monitor.isCanceled()) {
  71                         return;
  72                 }
  73
  74                 int cmdLineLength = 1;
  75                 if (arguments != null) {
  76                         cmdLineLength += arguments.length;
  77                 }
  78                 String[] cmdLine = new String[cmdLineLength];
  79                 cmdLine[0] = location.toOSString();
  80                 if (arguments != null) {
  81                         System.arraycopy(arguments, 0, cmdLine, 1, arguments.length);
  82                 }
  83
  84                 File workingDir = null;
  85                 if (workingDirectory != null) {
  86                         workingDir = workingDirectory.toFile();
  87                 }
  88
  89                 if (monitor.isCanceled()) {
  90                         return;
  91                 }
  92
  93                 Process p = DebugPlugin.exec(cmdLine, workingDir);
  94                 IProcess process = null;
  95                 if (p != null) {
  96                         process = DebugPlugin.newProcess(launch, p, location.toOSString());
  97                 }
  98                 process.setAttribute(IProcess.ATTR_CMDLINE, renderCommandLine(cmdLine));
  99
 100                 if (ExternalToolsUtil.isBackground(configuration)) {
 101                         // refresh resources after process finishes
 102                         if (ExternalToolsUtil.getRefreshScope(configuration) != null) {
 103                                 BackgroundResourceRefresher refresher = new BackgroundResourceRefresher(configuration, process, resourceContext);
 104                                 refresher.startBackgroundRefresh();
 105                         }
 106                 } else {
 107                         // wait for process to exit
 108                         while (!process.isTerminated()) {
 109                                 try {
 110                                         if (monitor.isCanceled()) {
 111                                                 process.terminate();
 112                                                 break;
 113                                         }
 114                                         Thread.sleep(50);
 115                                 } catch (InterruptedException e) {
 116                                 }
 117                         }
 118
 119                         // refresh resources
 120                         ExternalToolsUtil.refreshResources(configuration, resourceContext, monitor);
 121                 }
 122
 123
 124         }
 125
 126         protected static String renderCommandLine(String[] commandLine) {
 127                 if (commandLine.length < 1)
 128                         return ""; //$NON-NLS-1$
 129                 StringBuffer buf= new StringBuffer(commandLine[0]);
 130                 for (int i= 1; i < commandLine.length; i++) {
 131                         buf.append(' ');
 132                         buf.append(commandLine[i]);
 133                 }
 134                 return buf.toString();
 135         }
 136
 137 }