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'databene commons' is an open source Java library by Volker Bergmann.
It provides extensions to the Java core library by utility classes, abstract concepts
and concrete implementations.
/*
* Copyright (C) 2004-2014 Volker Bergmann ([email protected]).
* All rights reserved.
*
* 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 org.databene.commons.math;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
/**
* Represents a collection of intervals and provides a {@link #contains(Object)}
* method for checking if one of them contains a certain value.
* Created: 10.03.2011 17:28:50
* @since 0.5.8
* @author Volker Bergmann
*/
public class Intervals implements Serializable {
private static final long serialVersionUID = 8528001196553630862L;
private List> intervals;
public Intervals() {
this.intervals = new ArrayList>();
}
public Intervals add(Interval interval) {
intervals.add(interval);
return this;
}
public boolean contains(E x) {
for (Interval interval : intervals)
if (interval.contains(x))
return true;
return false;
}
public int intervalCount() {
return intervals.size();
}
public Interval getInterval(int i) {
return intervals.get(i);
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
if (intervals.size() > 0)
builder.append(intervals.get(0));
for (int i = 1; i < intervals.size(); i++)
builder.append(", ").append(intervals.get(i));
return builder.toString();
}
}