droolsdocumentprovider.java

drools 一个开放源码的规则引擎

package org.drools.ide.editors;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IDocumentPartitioner;
import org.eclipse.jface.text.rules.FastPartitioner;
import org.eclipse.ui.editors.text.FileDocumentProvider;

/**
 * The Drools document provider.
 * 
 * @author <a href="mailto:[e-mail]">kris verlaenen </a>
 */
public class DroolsDocumentProvider extends FileDocumentProvider {

	protected IDocument createDocument(Object element) throws CoreException {
		IDocument document = super.createDocument(element);
		if (document != null) {
			IDocumentPartitioner partitioner =
				new FastPartitioner(
					new DroolsPartitionScanner(),
					new String[] {
						DroolsPartitionScanner.TAG,
						DroolsPartitionScanner.COMMENT });
			partitioner.connect(document);
			document.setDocumentPartitioner(partitioner);
		}
		return document;
	}
}