/*=============================================================================#
# Copyright (c) 2014-2016 Stephan Wahlbrink (WalWare.de) 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:
# Stephan Wahlbrink - initial API and implementation
#=============================================================================*/
package de.walware.docmlet.wikitext.core.source;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import de.walware.ecommons.ltk.core.SourceContent;
public class RegexBlockWeaveParticipant extends BlockWeaveParticipant {
private final String foreignTypeId;
private final byte embedDescr;
private final Matcher startMatcher;
private final Matcher endMatcher;
public RegexBlockWeaveParticipant(final String foreignTypeId, final byte embedDescr,
final Pattern startPattern, final Pattern endPattern) {
this.foreignTypeId= foreignTypeId;
this.embedDescr= embedDescr;
this.startMatcher= startPattern.matcher(""); //$NON-NLS-1$
this.endMatcher= endPattern.matcher(""); //$NON-NLS-1$
}
@Override
public String getForeignTypeId() {
return this.foreignTypeId;
}
@Override
public int getEmbedDescr() {
return this.embedDescr;
}
@Override
public void reset(final SourceContent source) {
final String text= (source != null) ? source.getText() : ""; //$NON-NLS-1$
this.startMatcher.reset(text);
this.endMatcher.reset(text);
}
@Override
public boolean checkStartLine(final int beginOffset, final int endOffset) {
this.startMatcher.region(beginOffset, endOffset);
return this.startMatcher.matches();
}
@Override
public int getStartOffset() {
return this.startMatcher.start();
}
@Override
public boolean checkEndLine(final int beginOffset, final int endOffset) {
this.endMatcher.region(beginOffset, endOffset);
return this.endMatcher.matches();
}
}