Union.java

/*
 *    Constellation - An open source and standard compliant SDI
 *    http://www.constellation-sdi.org
 *
 * Copyright 2014 Geomatys.
 *
 * 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.constellation.generic.database;

import java.util.Objects;

/**
 *
 * @author Guilhem Legal
 */
public class Union {

    private Query query;

    public Union() {

    }

    public Union(final Union union) {
        if (union != null) {
            this.query = new Query(union.query);
        }
    }

    /**
     * @return the query
     */
    public Query getQuery() {
        return query;
    }

    /**
     * @param query the query to set
     */
    public void setQuery(Query query) {
        this.query = query;
    }

     @Override
    public String toString() {
        return "[Union]:" + query + '\n';
    }

    /**
     * Verify if this entry is identical to the specified object.
     */
    @Override
    public boolean equals(final Object object) {
        if (object == this) {
            return true;
        }
        if (object instanceof Union) {
            final Union that = (Union) object;
            return Objects.equals(this.query, that.query) ;
        }
        return false;
    }

    @Override
    public int hashCode() {
        int hash = 3;
        hash = 59 * hash + (this.query != null ? this.query.hashCode() : 0);
        return hash;
    }

}