/**
* Copyright 2015 Santhosh Kumar Tekuri
*
* The JLibs authors license this file to you 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 jlibs.xml.sax.dog.expr.nodset;
import jlibs.xml.sax.dog.DataType;
import jlibs.xml.sax.dog.sniff.Event;
/**
* @author Santhosh Kumar T
*/
public final class ExactPosition extends Positional{
public final int pos;
public ExactPosition(int pos){
super(DataType.BOOLEAN, true);
this.pos = pos;
}
@Override
public Object getResult(Event event){
if(predicate==null)
return event.positionTrackerStack.peekFirst().position==pos;
else
return super.getResult(event);
}
@Override
protected Object translate(Double result){
return result.intValue()==pos;
}
@Override
public String toString(){
return String.format("exact-position(%d)", pos);
}
}