com.knowbout.epg.entities.Credit.java Source code

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Here is the source code for com.knowbout.epg.entities.Credit.java

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/*
 * 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 com.knowbout.epg.entities;

import java.util.HashSet;
import java.util.Set;

import org.hibernate.Query;
import org.hibernate.Session;

import com.knowbout.hibernate.HibernateUtil;

public class Credit {

    private long id;
    private CreditType type;
    private String firstName;
    private String lastName;
    private String roleDescription;
    private Set<Program> programs;

    public Credit() {
    }

    /**
     * @return Returns the firstName.
     */
    public String getFirstName() {
        return firstName;
    }

    /**
     * @param firstName The firstName to set.
     */
    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }

    /**
     * @return Returns the id.
     */
    public long getId() {
        return id;
    }

    /**
     * @param id The id to set.
     */
    public void setId(long id) {
        this.id = id;
    }

    /**
     * @return Returns the lastName.
     */
    public String getLastName() {
        return lastName;
    }

    /**
     * @param lastName The lastName to set.
     */
    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    /**
     * @return Returns the roleDescription.
     */
    public String getRoleDescription() {
        return roleDescription;
    }

    /**
     * @param roleDescription The roleDescription to set.
     */
    public void setRoleDescription(String roleDescription) {
        this.roleDescription = roleDescription;
    }

    /**
     * @return Returns the type.
     */
    public CreditType getType() {
        return type;
    }

    /**
     * @param type The type to set.
     */
    public void setType(CreditType type) {
        this.type = type;
    }

    /**
     * @return Returns the programs.
     */
    public Set<Program> getPrograms() {
        if (programs == null) {
            programs = new HashSet<Program>();
        }
        return programs;
    }

    public void addProgram(Program program) {
        Set<Program> programs = getPrograms();
        if (!programs.contains(program)) {
            getPrograms().add(program);
            Set<Credit> credits = program.getCredits();
            if (!credits.contains(this)) {
                credits.add(this);
            }
        }
    }

    public void removeProgram(Program program) {
        getPrograms().remove(program);
        program.getCredits().remove(this);
    }

    /**
     * @param programs The programs to set.
     */
    public void setPrograms(Set<Program> programs) {
        this.programs = programs;
    }

    public void insert() {
        Session session = HibernateUtil.currentSession();
        session.saveOrUpdate(this);
    }

    public void delete() {
        Session session = HibernateUtil.currentSession();
        session.delete(this);
    }

    public static Credit selectById(String creditId) {
        Session session = HibernateUtil.currentSession();
        return (Credit) session.get(Credit.class, creditId);
    }

    public static Credit selectByValues(CreditType type, String firstName, String lastName,
            String roleDescription) {
        Session session = HibernateUtil.currentSession();
        Query query = session.getNamedQuery("Credit.getByValues");
        query.setInteger("type", type.ordinal());
        query.setString("firstName", firstName);
        query.setString("lastName", lastName);
        query.setString("roleDescription", roleDescription);
        return (Credit) query.uniqueResult();
    }

    public boolean equals(Object obj) {
        boolean equal = true;
        if (obj instanceof Credit) {
            Credit credit = (Credit) obj;
            if (!type.equals(credit.type)) {
                equal = false;
            } else if ((firstName != null && !firstName.equals(credit.firstName))
                    || (firstName == null && credit.firstName != null)) {
                equal = false;
            } else if ((lastName != null && !lastName.equals(credit.firstName))
                    || (lastName == null && credit.lastName != null)) {
                equal = false;
            } else if ((roleDescription != null && !roleDescription.equals(credit.roleDescription))
                    || (roleDescription == null && credit.roleDescription != null)) {
                equal = false;
            }
        } else {
            equal = false;
        }
        return equal;
    }

    /* (non-Javadoc)
     * @see java.lang.Object#hashCode()
     */
    @Override
    public int hashCode() {
        return firstName.hashCode() ^ lastName.hashCode() ^ roleDescription.hashCode() ^ type.hashCode();
    }

}