src/main/java/org/openslx/taskmanager/tasks/DozmodLauncher.java


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package org.openslx.taskmanager.tasks;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

import org.openslx.taskmanager.api.SystemCommandTask;

import com.google.gson.annotations.Expose;

public class DozmodLauncher extends SystemCommandTask
{
	/**
	 * What to do: start, stop...
	 */
	@Expose
	private String operation;

	private StatusObject status = new StatusObject();

	@Override
	protected String[] initCommandLine()
	{
		List<String> params = new ArrayList<>();
		params.addAll(
				Arrays.asList(
						"/usr/bin/sudo",
						"-n",
						"-u", "dmsd",
						"/opt/dmsd/control.sh" ) );
		switch ( operation ) {
		case "start":
		case "stop":
			params.add( operation );
			break;
		default:
			status.addMsg( "Unknown operation: " + operation );
			return null;
		}
		this.timeoutSeconds = 5;
		return params.toArray( new String[ 0 ] );
	}

	private boolean errorIfNull( String check, String message )
	{
		if ( check == null )
			status.addMsg( message );
		return check == null;
	}

	@Override
	protected boolean processEnded( int exitCode )
	{
		return exitCode == 0;
	}

	@Override
	protected void processStdOut( String line )
	{
		status.addMsg( line );
	}

	@Override
	protected void processStdErr( String line )
	{
		status.addMsg( line );
	}

	@Override
	protected boolean initTask()
	{
		this.setStatusObject( this.status );
		return !errorIfNull( operation, "No operation given" );
	}

	class StatusObject
	{
		private String messages = "";

		public void addMsg( String str )
		{
			messages = messages + "\n" + str;
		}
	}

}