Pair.java

/*
 * Copyright 2010 NCHOVY
 * 
 * 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.krakenapps.ahocorasick;

public class Pair {
	private int position;
	private Pattern pattern;

	public Pair(int position, Pattern pattern) {
		this.position = position;
		this.pattern = pattern;
	}

	public int getPosition() {
		return position;
	}

	public Pattern getPattern() {
		return pattern;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((pattern == null) ? 0 : pattern.hashCode());
		result = prime * result + position;
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Pair other = (Pair) obj;
		if (pattern == null) {
			if (other.pattern != null)
				return false;
		} else if (!pattern.equals(other.pattern))
			return false;
		if (position != other.position)
			return false;
		return true;
	}

	@Override
	public String toString() {
		return String.format("pos=%d, pattern=(%s)", position, pattern.toString());
	}
}