Copyright (c) 2000, 2006 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, 2006 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.core.internal.registry;

import org.eclipse.core.runtime.*;

public class ExtensionDelta implements IExtensionDelta {
	private int kind;
	private int extension;
	private int extensionPoint;
	private RegistryDelta containingDelta;

	void setContainingDelta(RegistryDelta containingDelta) {
		this.containingDelta = containingDelta;
	}

	int getExtensionId() {
		return extension;
	}

	int getExtensionPointId() {
		return extensionPoint;
	}

	@Override
	public IExtensionPoint getExtensionPoint() {
		return new ExtensionPointHandle(containingDelta.getObjectManager(), extensionPoint);
	}

	public void setExtensionPoint(int extensionPoint) {
		this.extensionPoint = extensionPoint;
	}

	@Override
	public int getKind() {
		return kind;
	}

	@Override
	public IExtension getExtension() {
		return new ExtensionHandle(containingDelta.getObjectManager(), extension);
	}

	public void setExtension(int extension) {
		this.extension = extension;
	}

	public void setKind(int kind) {
		this.kind = kind;
	}

	@Override
	public String toString() {
		return "\n\t\t" + getExtensionPoint().getUniqueIdentifier() + " - " + getExtension().getNamespaceIdentifier() + '.' + getExtension().getSimpleIdentifier() + " (" + getKindString(this.getKind()) + ")"; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$
	}

	public static String getKindString(int kind) {
		switch (kind) {
			case ADDED :
				return "ADDED"; //$NON-NLS-1$
			case REMOVED :
				return "REMOVED"; //$NON-NLS-1$
		}
		return "UNKNOWN"; //$NON-NLS-1$
	}
}