annis.model.Join Maven / Gradle / Ivy
/*
* Copyright 2009-2011 Collaborative Research Centre SFB 632
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package annis.model;
import java.util.Set;
import java.util.TreeSet;
@SuppressWarnings("serial")
public abstract class Join extends DataObject {
protected QueryNode target;
private Set edgeAnnotations;
private ParsedEntityLocation parseLocation;
public Join(QueryNode target) {
this.target = target;
this.edgeAnnotations = new TreeSet<>();
}
public QueryNode getTarget() {
return target;
}
public boolean addEdgeAnnotation(QueryAnnotation anno)
{
return edgeAnnotations.add(anno);
}
public Set getEdgeAnnotations()
{
return edgeAnnotations;
}
public void setEdgeAnnotations(Set edgeAnnotations)
{
this.edgeAnnotations = edgeAnnotations;
}
public String toAQLFragment(QueryNode source)
{
return "#" + source.getVariable() +" " + toAqlOperator() + " #" + target.getVariable();
}
public String toAqlOperator()
{
return "X";
}
public ParsedEntityLocation getParseLocation()
{
return parseLocation;
}
public void setParseLocation(ParsedEntityLocation parseLocation)
{
this.parseLocation = parseLocation;
}
}