/*
* #!
* Ontopia Engine
* #-
* Copyright (C) 2001 - 2013 The Ontopia Project
* #-
* 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 net.ontopia.utils;
/**
* INTERNAL: Grabber that grabs a substring from the String object given
* to it.
*/
public class SubstringGrabber implements GrabberIF<Object, String> {
protected int begin_index;
protected int end_index;
public SubstringGrabber(int begin_index, int end_index) {
this.begin_index = begin_index;
this.end_index = end_index;
}
public String grab(Object object) {
if (object.toString().length() == 0) return "";
return object.toString().substring(begin_index, end_index);
}
}