/*******************************************************************************
 * Copyright (c) 2000, 2015 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.debug.testplugin.launching;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.Launch;
import org.eclipse.debug.core.model.ILaunchConfigurationDelegate2;
import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jdt.launching.IVMRunner;
import org.eclipse.jdt.launching.JavaRuntime;
import org.eclipse.jdt.launching.VMRunnerConfiguration;

/**
 * Tests delegation to create a launch object.
 *
 * @since 3.0
 */
public class TestLaunchDelegate implements ILaunchConfigurationDelegate2 {

	private ILaunch fLaunch = null;

	/**
	 * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate2#getLaunch(org.eclipse.debug.core.ILaunchConfiguration, java.lang.String)
	 */
	@Override
	public ILaunch getLaunch(ILaunchConfiguration configuration, String mode) {
		fLaunch = new Launch(configuration, mode, null);
		return fLaunch;
	}

	/**
	 * @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)
	 */
	@Override
	public void launch(ILaunchConfiguration configuration, String mode, ILaunch launch, IProgressMonitor monitor) throws CoreException {
		if (!launch.equals(fLaunch)) {
			throw new CoreException(new Status(IStatus.ERROR, DebugPlugin.getUniqueIdentifier(), DebugPlugin.INTERNAL_ERROR, "Received wrong launch object", null));
		}
		VMRunnerConfiguration runConfig = new VMRunnerConfiguration("-version", new String[0]);
		IVMInstall install = JavaRuntime.getDefaultVMInstall();
		if(install != null) {
			IVMRunner runner = install.getVMRunner(mode);
			if(runner != null) {
				runner.run(runConfig, launch, monitor);
			}
		}
	}

	/**
	 * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate2#buildForLaunch(org.eclipse.debug.core.ILaunchConfiguration, java.lang.String, org.eclipse.core.runtime.IProgressMonitor)
	 */
	@Override
	public boolean buildForLaunch(ILaunchConfiguration configuration, String mode, IProgressMonitor monitor) throws CoreException {
		return true;
	}

	/**
	 * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate2#finalLaunchCheck(org.eclipse.debug.core.ILaunchConfiguration, java.lang.String, org.eclipse.core.runtime.IProgressMonitor)
	 */
	@Override
	public boolean finalLaunchCheck(ILaunchConfiguration configuration, String mode, IProgressMonitor monitor) {
		return true;
	}

	/**
	 * @see org.eclipse.debug.core.model.ILaunchConfigurationDelegate2#preLaunchCheck(org.eclipse.debug.core.ILaunchConfiguration, java.lang.String, org.eclipse.core.runtime.IProgressMonitor)
	 */
	@Override
	public boolean preLaunchCheck(ILaunchConfiguration configuration, String mode, IProgressMonitor monitor) {
		return true;
	}
}