LaunchConfigurationDelegate.java example

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nodeclipse-1-master
package org.nodeclipse.redis.launch;

import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchManager;
import org.eclipse.debug.core.model.ILaunchConfigurationDelegate;
import org.eclipse.debug.core.model.RuntimeProcess;
import org.eclipse.jface.preference.IPreferenceStore;
import org.nodeclipse.debug.util.Constants;
import org.nodeclipse.debug.util.VariablesUtil;
import org.nodeclipse.ui.Activator;
import org.nodeclipse.ui.preferences.Dialogs;
import org.nodeclipse.ui.preferences.PreferenceConstants;
import org.nodeclipse.ui.util.NodeclipseConsole;

/** 
 * Launching mongodb shell.<br>
 * see LaunchConfigurationDelegate in .debug and .phantomjs module for comparison.
 * 
 * @version dirty
 * @since 0.7
 * @author Paul Verest
 */
public class LaunchConfigurationDelegate implements ILaunchConfigurationDelegate {

	@Override
	public void launch(ILaunchConfiguration configuration, String mode,
			ILaunch launch, IProgressMonitor monitor) throws CoreException {

		NodeclipseConsole.write("redis-cli\n");
		
		IPreferenceStore preferenceStore = Activator.getDefault().getPreferenceStore();
		boolean isDebugMode = mode.equals(ILaunchManager.DEBUG_MODE);
		
		// Using configuration to build command line	
		List<String> cmdLine = new ArrayList<String>();
		
		//TODO how to execute cmd or shell being OS independent ? 

		String mongoDBShellPath= preferenceStore.getString(PreferenceConstants.MONGODB_SHELL_PATH);
		// Check if the node location is correctly configured
		File mongoDBShellFile = new File(mongoDBShellPath);
		if(!mongoDBShellFile.exists()){
			// If the location is not valid than show a dialog which prompts the user to goto the preferences page
			Dialogs.showPreferencesDialog("Path to MongoDB Shell (e.g. mongo.exe) is not correctly configured.\n\n"
					+ "Please goto Window -> Prefrences -> Nodeclipse and configure the correct location under 'MongoDB Shell path:'");
			return;
		}			
		cmdLine.add(mongoDBShellPath);
		
		cmdLine.add("--shell"); //run the shell after executing files		
		
		if (isDebugMode) {
			//TODO research how to debug
		}

		String file = configuration.getAttribute("KEY_FILE_PATH",	"");
		
		//TODO iterate over file and execute as redis command line by line
		
		for(String s : cmdLine) NodeclipseConsole.write(s+" ");
		NodeclipseConsole.write("\n");
		
		String[] cmds = {};
		cmds = cmdLine.toArray(cmds);
		// Launch a process to debug.eg,
		Process p = DebugPlugin.exec(cmds, null, null);
		RuntimeProcess process = (RuntimeProcess)DebugPlugin.newProcess(launch, p, ConstantsRedis.PROCESS_MESSAGE);
		if (isDebugMode) {
			//TODO research how to debug
		}
		
	}

}