openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/criteria/Student.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.openjpa.persistence.criteria;

import java.util.HashMap;
import java.util.Map;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.MapKeyJoinColumn;
import javax.persistence.Table;

@Entity
@Table(name="CR_STU")

public class Student {
    @Id
    @GeneratedValue
    private int id;

    private String name;

    @ManyToMany
    @JoinTable(name="TENROLLMNTS",
        joinColumns=@JoinColumn(name="STUDENT"),
        inverseJoinColumns=@JoinColumn(name="SEMESTER"))
    @MapKeyJoinColumn(name="COURSE")
    private Map<Course, Semester> enrollment =
        new HashMap<>();

    public int getId() {
        return id;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Map getEnrollment() {
        return enrollment;
    }

    public void addToEnrollment(Course course, Semester semester) {
        enrollment.put(course, semester);
    }

}