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Prowide Library for SWIFT messages
There is a newer version: SRU2024-10.2.3
/*
 * Copyright 2006-2023 Prowide
 *
 * 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 com.prowidesoftware.swift.model;

import static jakarta.persistence.FetchType.LAZY;

import jakarta.persistence.*;
import java.util.Calendar;
import java.util.Objects;

/**
 * A revision is a snapshot of message content and is used to track the history of changes in a message.
 * Applications may use to store revisions each time a message is edited.
 *
 * XML metadata may be used to override or augment these JPA annotations.
 *
 * @author sebastian
 * @since 7.8
 */
@Entity
@Table(name = "swift_msg_revision")
public class SwiftMessageRevision {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    @Column(name = "creation_date")
    private Calendar creationDate = Calendar.getInstance();

    @Column(length = 40, name = "creation_user")
    private String creationUser;

    @Lob
    private String message;

    @Lob
    @Basic(fetch = LAZY)
    private String json;

    public SwiftMessageRevision() {}

    /**
     * Creates a message revision from a messages.

     * Sets the revision message content with the actual message content.
     * And sets the revision creation date and creation user with information
     * taken from the current status info. If the message has no status, this
     * fields are left null.
     *
     * @param msg message for the snapshot
     */
    public SwiftMessageRevision(AbstractSwiftMessage msg) {
        SwiftMessageStatusInfo status = msg.getStatusInfo();
        if (status != null) {
            this.creationDate = status.getCreationDate();
            this.creationUser = status.getCreationUser();
        }
        this.message = msg.message();
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        SwiftMessageRevision that = (SwiftMessageRevision) o;
        return Objects.equals(creationDate, that.creationDate)
                && Objects.equals(creationUser, that.creationUser)
                && Objects.equals(message, that.message);
    }

    @Override
    public int hashCode() {
        return Objects.hash(creationDate, creationUser, message);
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public Calendar getCreationDate() {
        return creationDate;
    }

    public void setCreationDate(Calendar creationDate) {
        this.creationDate = creationDate;
    }

    public String getCreationUser() {
        return creationUser;
    }

    public void setCreationUser(String creationUser) {
        this.creationUser = creationUser;
    }

    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }

    public String getJson() {
        return json;
    }

    public void setJson(String json) {
        this.json = json;
    }
}