ONAP-REST/src/main/java/org/onap/policy/rest/jpa/ObadviceExpression.java


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/*-
 * ============LICENSE_START=======================================================
 * ONAP-REST
 * ================================================================================
 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
 * Modifications Copyright (C) 2019 Nordix Foundation.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.policy.rest.jpa;

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.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQuery;
import javax.persistence.OneToOne;
import javax.persistence.Table;

import lombok.Getter;
import lombok.Setter;

/**
 * The persistent class for the ObadviceExpressions database table.
 */
@Entity
@Table(name = "ObadviceExpressions")
@NamedQuery(name = "ObadviceExpression.findAll", query = "SELECT o FROM ObadviceExpression o")
@Getter
@Setter
public class ObadviceExpression implements Serializable {
    private static final long serialVersionUID = 1L;

    public static final String EXPRESSION_APPLY = "Apply";
    public static final String EXPRESSION_SELECTOR = "Attribute Selector";
    public static final String EXPRESSION_VALUE = "Attribute Value";
    public static final String EXPRESSION_FUNCTION = "Function";
    public static final String EXPRESSION_REFERENCE = "Varable Reference";
    public static final String EXPRESSION_DESIGNATOR = "Attribute Designator";

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    @Column(name = "id")
    private int id;

    // unidirectional one-to-one association to Attribute
    @OneToOne
    @JoinColumn(name = "attribute_id")
    private Attribute attribute;

    @Column(name = "type", nullable = false)
    private String type;

    // bi-directional many-to-one association to Obadvice
    @ManyToOne
    @JoinColumn(name = "obadvice_id")
    private Obadvice obadvice;

    public ObadviceExpression() {
        type = EXPRESSION_VALUE;
    }

    @Override
    public ObadviceExpression clone() {
        ObadviceExpression expression = new ObadviceExpression();

        expression.attribute = this.attribute;
        expression.type = this.type;
        expression.obadvice = this.obadvice;

        return expression;
    }
}