/*******************************************************************************

 * Copyright (c) 2000, 2006 QNX Software Systems and others.

 * All rights reserved. This program and the accompanying materials

 * are made available under the terms of the Eclipse Public License v1.0

 * which accompanies this distribution, and is available at

 * http://www.eclipse.org/legal/epl-v10.html

 *

 * Contributors:

 *     QNX Software Systems - Initial API and implementation

 *******************************************************************************/

package org.eclipse.cdt.internal.core.model;

import org.eclipse.cdt.core.model.IMacroEntry;

import org.eclipse.cdt.core.model.IPathEntry;

import org.eclipse.core.runtime.IPath;

public class MacroEntry extends APathEntry implements IMacroEntry {

	String macroName;

	String macroValue;

	public MacroEntry (IPath path, IPath baseRef, String macroName, String macroValue, IPath[] exclusionPatterns, boolean isExported) {

		super(IPathEntry.CDT_MACRO, null, baseRef, path, exclusionPatterns, isExported);

		if ( macroName == null) {

			throw new IllegalArgumentException("Macro name cannot be null"); //$NON-NLS-1$

		}

		this.macroName = macroName;

		this.macroValue = macroValue == null ? "" : macroValue; //$NON-NLS-1$

	}

	/**

	 * Returns the macro name.

	 * @return String

	 */

	public String getMacroName() {

		return macroName;

	}

	/**

	 * Returns the macro value.

	 * @return String

	 */

	public String getMacroValue() {

		return macroValue;

	}

	@Override

	public boolean equals(Object obj) {

		if (obj instanceof IMacroEntry) {

			IMacroEntry otherEntry = (IMacroEntry)obj;

			if (!super.equals(otherEntry)) {

				return false;

			}

			if (macroName == null) {

				if (otherEntry.getMacroName() != null) {

					return false;

				}

			} else {

				if (!macroName.equals(otherEntry.getMacroName())) {

					return false;

				}

			}

			if (macroValue == null) {

				if (otherEntry.getMacroValue() != null) {

					return false;

				}

			} else {

				if (!macroValue.equals(otherEntry.getMacroValue())) {

					return false;

				}

			}

			return true;

		}

		return super.equals(obj);

	}

	/* (non-Javadoc)

	 * @see java.lang.Object#toString()

	 */

	@Override

	public String toString() {

		StringBuffer sb = new StringBuffer();

		sb.append(super.toString());

		if (macroName != null && macroName.length() > 0) {

			sb.append(" name:").append(macroName); //$NON-NLS-1$

		}

		if (macroValue != null && macroValue.length() > 0) {

			sb.append(" value:").append(macroValue); //$NON-NLS-1$

		}

		return sb.toString();

	}

}