/*
 * Copyright 2013 Red Hat, Inc. and/or its affiliates.
 *
 * 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.jbpm.persistence.correlation;

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
import javax.persistence.SequenceGenerator;
import javax.persistence.Version;

import org.kie.internal.process.CorrelationProperty;

@Entity
@SequenceGenerator(name="correlationPropertyInfoIdSeq", sequenceName="CORRELATION_PROP_ID_SEQ")
public class CorrelationPropertyInfo implements CorrelationProperty<String>, Serializable {

	private static final long serialVersionUID = -4469224502447675428L;

	public CorrelationPropertyInfo() {
        
    }
    
    public CorrelationPropertyInfo(String name, String value) {
        this.name = name;
        this.value = value;
    }

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO, generator="correlationPropertyInfoIdSeq")
    @Column(name = "propertyId")
    private long id;
    
    @Version
    @Column(name = "OPTLOCK")
    private int version;
    
    @ManyToOne
    private CorrelationKeyInfo correlationKey;
    
    private String name;
    private String value;
    
    @Override
    public String getName() {
        return this.name;
    }

    @Override
    public String getType() {        
        return String.class.getName();
    }

    @Override
    public String getValue() {
        return this.value;
    }

    public CorrelationKeyInfo getCorrelationKey() {
        return correlationKey;
    }

    public void setCorrelationKey(CorrelationKeyInfo correlationKey) {
        this.correlationKey = correlationKey;
    }

    @Override
    public String toString() {
        return "CorrelationPropertyInfo [name=" + name + ", value=" + value
                + "]";
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result
                + ((correlationKey == null) ? 0 : (int) (correlationKey.getId() ^ (correlationKey.getId() >>> 32)));
        result = prime * result + (int) (id ^ (id >>> 32));
        result = prime * result + ((name == null) ? 0 : name.hashCode());
        result = prime * result + ((value == null) ? 0 : value.hashCode());
        result = prime * result + version;
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        CorrelationPropertyInfo other = (CorrelationPropertyInfo) obj;
        if (correlationKey == null) {
            if (other.correlationKey != null)
                return false;
        } else if (correlationKey.getId() != other.correlationKey.getId())
            return false;
        if (id != other.id)
            return false;
        if (name == null) {
            if (other.name != null)
                return false;
        } else if (!name.equals(other.name))
            return false;
        if (value == null) {
            if (other.value != null)
                return false;
        } else if (!value.equals(other.value))
            return false;
        if (version != other.version)
            return false;
        return true;
    }
    

}