/*******************************************************************************
 * Copyright (c) 2000, 2013 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.debug.core.model;


import org.eclipse.core.resources.IMarker;
import org.eclipse.core.runtime.CoreException;


/**
 * Abstract implementation of a line breakpoint. This class is
 * intended to be subclassed by debug model specific implementations
 * of line breakpoints.
 *
 * @see ILineBreakpoint
 */

public abstract class LineBreakpoint extends Breakpoint implements ILineBreakpoint {


	/**
	 * @see ILineBreakpoint#getLineNumber()
	 */
	@Override
	public int getLineNumber() throws CoreException {
		IMarker m = getMarker();
		if (m != null) {
			return m.getAttribute(IMarker.LINE_NUMBER, -1);
		}
		return -1;
	}

	/**
	 * @see ILineBreakpoint#getCharStart()
	 */
	@Override
	public int getCharStart() throws CoreException {
		IMarker m = getMarker();
		if (m != null) {
			return m.getAttribute(IMarker.CHAR_START, -1);
		}
		return -1;
	}

	/**
	 * @see ILineBreakpoint#getCharEnd()
	 */
	@Override
	public int getCharEnd() throws CoreException {
		IMarker m = getMarker();
		if (m != null) {
			return m.getAttribute(IMarker.CHAR_END, -1);
		}
		return -1;
	}
}