concept.model.Fact.java Source code

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Here is the source code for concept.model.Fact.java

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/**
  @author  Thomas Lehmann
  @file    Fact.java
  @brief   A fact is a name, a description and a matcher with a value to be matched.
    
  Copyright (c) 2015 Thomas Lehmann
    
  Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
  documentation files (the "Software"), to deal in the Software without restriction, including without limitation
  the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
  and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
    
  The above copyright notice and this permission notice shall be included in all copies
  or substantial portions of the Software.
    
  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
  DAMAGES OR OTHER LIABILITY,
  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package concept.model;

import org.apache.commons.lang3.builder.EqualsBuilder;
import org.apache.commons.lang3.builder.HashCodeBuilder;

import concept.interfaces.Matcher;
import concept.matcher.AbstractMatcher;

/**
 * A fact is a name, a description and a matcher with a value to be matched.
 */
public class Fact extends AbstractEntity implements Matcher {

    /**
     * Matcher for this fact.
     */
    private final AbstractMatcher matcher;

    /**
     * @param name
     *            name of the fact
     * @param description
     *            description of the fact
     * @param matcher
     *            matcher for the fact
     */
    public Fact(final String name, final String description, final AbstractMatcher matcher) {
        super(name, description);
        this.matcher = matcher;
    }

    /**
     * @return matcher for this fact.
     */
    public AbstractMatcher getMatcher() {
        return this.matcher;
    }

    /**
     * @param object
     * @return
     */
    @Override
    public boolean match(final Object object) {
        return this.matcher.match(object);
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }

        if (!(obj instanceof Fact)) {
            return false;
        }

        final Fact other = (Fact) obj;

        final EqualsBuilder builder = new EqualsBuilder();
        builder.append(this.getName(), other.getName());
        builder.append(this.getMatcher(), other.getMatcher());
        return builder.isEquals();
    }

    @Override
    public int hashCode() {
        final HashCodeBuilder builder = new HashCodeBuilder();
        builder.append(this.getName());
        builder.append(this.getMatcher());
        return builder.hashCode();
    }
}