jlibs.core.graph.sequences.Element Maven / Gradle / Ivy
/**
* 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.core.graph.sequences;
/**
* @author Santhosh Kumar T
*/
public class Element{
private int index;
private E item;
public Element(){
this(-1, null);
}
public Element(int index, E item){
set(index, item);
}
public void set(int index, E item){
this.index = index;
this.item = item;
}
public void set(E item){
this.item = item;
index++;
}
public E get(){
return item;
}
public int index(){
return index;
}
public boolean finished(){
return index>=0 && item==null;
}
public void reset(){
index = -1;
item = null;
}
}