org.eclipse.jface.text.examples/src/org/eclipse/jface/text/examples/codemining/AbstractClassCodeMining.java

/**
 *  Copyright (c) 2017 Angelo ZERR.
 *
 *  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:
 *  Angelo Zerr <angelo.zerr@gmail.com> - [CodeMining] Add CodeMining support in SourceViewer - Bug 527515
 */
package org.eclipse.jface.text.examples.codemining;

import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.codemining.ICodeMiningProvider;
import org.eclipse.jface.text.codemining.LineHeaderCodeMining;

/**
 * Abstract class for class name mining.
 *
 */
public abstract class AbstractClassCodeMining extends LineHeaderCodeMining {

	private final String className;

	public AbstractClassCodeMining(String className, int afterLineNumber, IDocument document,
			ICodeMiningProvider resolver) throws BadLocationException {
		super(afterLineNumber, document, resolver);
		this.className = className;
	}

	public String getClassName() {
		return className;
	}

	public static String getLineText(IDocument document, int line) {
		try {
			int lo = document.getLineOffset(line);
			int ll = document.getLineLength(line);
			return document.get(lo, ll);
		} catch (Exception e) {
			e.printStackTrace();
			return null;
		}
	}

}