org.tvd.thptty.service.persistence.TYClassStudentPK.java Source code

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Here is the source code for org.tvd.thptty.service.persistence.TYClassStudentPK.java

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/**
 * Copyright (c) 2000-2011 Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package org.tvd.thptty.service.persistence;

import com.liferay.portal.kernel.util.StringBundler;
import com.liferay.portal.kernel.util.StringPool;

import java.io.Serializable;

/**
 * @author Ta Van Dung
 */
public class TYClassStudentPK implements Comparable<TYClassStudentPK>, Serializable {
    public int courses;
    public long studentId;

    public TYClassStudentPK() {
    }

    public TYClassStudentPK(int courses, long studentId) {
        this.courses = courses;
        this.studentId = studentId;
    }

    public int getCourses() {
        return courses;
    }

    public void setCourses(int courses) {
        this.courses = courses;
    }

    public long getStudentId() {
        return studentId;
    }

    public void setStudentId(long studentId) {
        this.studentId = studentId;
    }

    public int compareTo(TYClassStudentPK pk) {
        if (pk == null) {
            return -1;
        }

        int value = 0;

        if (courses < pk.courses) {
            value = -1;
        } else if (courses > pk.courses) {
            value = 1;
        } else {
            value = 0;
        }

        if (value != 0) {
            return value;
        }

        if (studentId < pk.studentId) {
            value = -1;
        } else if (studentId > pk.studentId) {
            value = 1;
        } else {
            value = 0;
        }

        if (value != 0) {
            return value;
        }

        return 0;
    }

    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }

        TYClassStudentPK pk = null;

        try {
            pk = (TYClassStudentPK) obj;
        } catch (ClassCastException cce) {
            return false;
        }

        if ((courses == pk.courses) && (studentId == pk.studentId)) {
            return true;
        } else {
            return false;
        }
    }

    public int hashCode() {
        return (String.valueOf(courses) + String.valueOf(studentId)).hashCode();
    }

    public String toString() {
        StringBundler sb = new StringBundler(10);

        sb.append(StringPool.OPEN_CURLY_BRACE);

        sb.append("courses");
        sb.append(StringPool.EQUAL);
        sb.append(courses);

        sb.append(StringPool.COMMA);
        sb.append(StringPool.SPACE);
        sb.append("studentId");
        sb.append(StringPool.EQUAL);
        sb.append(studentId);

        sb.append(StringPool.CLOSE_CURLY_BRACE);

        return sb.toString();
    }
}