Copyright (c) 2000, 2018 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
/*******************************************************************************
 * Copyright (c) 2000, 2018 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.internal.core.manipulation;

import org.osgi.framework.BundleContext;

import org.eclipse.osgi.service.debug.DebugOptions;
import org.eclipse.osgi.service.debug.DebugOptionsListener;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.MultiStatus;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.Status;

import org.eclipse.jdt.core.manipulation.JavaManipulation;

The main plug-in class to be used in the workbench.
/**
 * The main plug-in class to be used in the workbench.
 */
public class JavaManipulationPlugin extends Plugin implements DebugOptionsListener {

	public static boolean DEBUG_AST_PROVIDER;

	//The shared instance.
	private static JavaManipulationPlugin fgDefault;

	private MembersOrderPreferenceCacheCommon fMembersOrderPreferenceCacheCommon;

	
The constructor.
/**
	 * The constructor.
	 */
	public JavaManipulationPlugin() {
		fgDefault = this;
	}

	@Override
	public void start(BundleContext context) throws Exception {
		super.start(context);
	}

	@Override
	public void stop(BundleContext context) throws Exception {
		super.stop(context);
		fgDefault = null;
	}

	
Returns the shared instance.
Returns:
the shared instance./**
	 * Returns the shared instance.
	 *
	 * @return the shared instance.
	 */
	public static JavaManipulationPlugin getDefault() {
		return fgDefault;
	}

	
Returns the shared Members Order Preference Common Cache
Returns:
the shared cache/**
	 * Returns the shared Members Order Preference Common Cache
	 *
	 * @return the shared cache
	 */
	public MembersOrderPreferenceCacheCommon getMembersOrderPreferenceCacheCommon() {
		if (fMembersOrderPreferenceCacheCommon == null) {
			fMembersOrderPreferenceCacheCommon= new MembersOrderPreferenceCacheCommon();
		}
		return fMembersOrderPreferenceCacheCommon;
	}

	
Set the default Members Order Preference Cache Common
Params:
mpcc – - MembersOrderPreferenceCacheCommon default/**
	 * Set the default Members Order Preference Cache Common
	 *
	 * @param mpcc - MembersOrderPreferenceCacheCommon default
	 */
	public void setMembersOrderPreferenceCacheCommon(MembersOrderPreferenceCacheCommon mpcc) {
		fMembersOrderPreferenceCacheCommon= mpcc;
	}

	public static String getPluginId() {
		return JavaManipulation.ID_PLUGIN;
	}

	public static void log(IStatus status) {
		getDefault().getLog().log(status);
	}

	public static void logErrorMessage(String message) {
		log(new Status(IStatus.ERROR, getPluginId(), IStatusConstants.INTERNAL_ERROR, message, null));
	}

	public static void logErrorStatus(String message, IStatus status) {
		if (status == null) {
			logErrorMessage(message);
			return;
		}
		MultiStatus multi= new MultiStatus(getPluginId(), IStatusConstants.INTERNAL_ERROR, message, null);
		multi.add(status);
		log(multi);
	}

	public static void log(Throwable e) {
		log(new Status(IStatus.ERROR, getPluginId(), IStatusConstants.INTERNAL_ERROR, JavaManipulationMessages.JavaManipulationMessages_internalError, e));
	}

	public static void logException(String message, Throwable ex) {
		log(new Status(IStatus.ERROR, getPluginId(), IStatusConstants.INTERNAL_ERROR, message, ex));
	}

	@Override
	public void optionsChanged(DebugOptions options) {
		DEBUG_AST_PROVIDER= options.getBooleanOption("org.eclipse.jdt.core.manipulation/debug/ASTProvider", false); //$NON-NLS-1$
	}
}