| /* |
| * 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.fetchgroups; |
| |
| import javax.persistence.Basic; |
| import javax.persistence.DiscriminatorColumn; |
| import javax.persistence.DiscriminatorType; |
| import javax.persistence.DiscriminatorValue; |
| import javax.persistence.Entity; |
| import javax.persistence.FetchType; |
| import javax.persistence.Id; |
| import javax.persistence.Inheritance; |
| import javax.persistence.InheritanceType; |
| import javax.persistence.ManyToOne; |
| import javax.persistence.OneToOne; |
| |
| import org.apache.openjpa.persistence.FetchAttribute; |
| import org.apache.openjpa.persistence.FetchGroup; |
| import org.apache.openjpa.persistence.FetchGroups; |
| import org.apache.openjpa.persistence.LoadFetchGroup; |
| |
| @Entity |
| @Inheritance(strategy = InheritanceType.SINGLE_TABLE) |
| // Default inheritance strategy |
| @DiscriminatorColumn(name = "EMP_TYPE", |
| discriminatorType = DiscriminatorType.INTEGER) |
| @DiscriminatorValue("0") |
| @FetchGroups( { |
| @FetchGroup(name = "AddressFetchGroup", |
| attributes = { @FetchAttribute(name = "address") }), |
| @FetchGroup(name = "RatingFetchGroup", |
| attributes = { @FetchAttribute(name = "rating") }), |
| @FetchGroup(name = "ManagerFetchGroup1A", |
| attributes = { @FetchAttribute(name = "manager", |
| recursionDepth = 1) }), |
| @FetchGroup(name = "ManagerFetchGroup1B", |
| attributes = { @FetchAttribute(name = "manager", |
| recursionDepth = -1) }), |
| @FetchGroup(name = "ManagerFetchGroup2", |
| attributes = { @FetchAttribute(name = "manager", |
| recursionDepth = 2) }), |
| @FetchGroup(name = "DescFetchGroup", |
| attributes = { @FetchAttribute(name = "description") }), |
| |
| @FetchGroup(name = "DepartmentFetchGroup", |
| attributes = { @FetchAttribute(name = "dept") }), |
| |
| @FetchGroup(name = "AggregateEmployeeFetchGroup1", attributes = { |
| @FetchAttribute(name = "dept"), |
| @FetchAttribute(name = "address"), |
| @FetchAttribute(name = "manager", recursionDepth = 1) }), |
| @FetchGroup(name = "AggregateEmployeeFetchGroup2", |
| fetchGroups = { "AggregateEmployeeFetchGroup1" }), |
| @FetchGroup(name = "AggregateEmployeeFetchGroup3", fetchGroups = { |
| "DepartmentFetchGroup", "AddressFetchGroup", |
| "ManagerFetchGroup1A" }), |
| @FetchGroup(name = "AggregateEmployeeFetchGroup4", attributes = { |
| @FetchAttribute(name = "dept"), |
| @FetchAttribute(name = "address") }, |
| fetchGroups = { "ManagerFetchGroup1A" }) }) |
| public class FGEmployee { |
| @Id |
| private int id; |
| |
| private String lastName; |
| |
| private String firstName; |
| |
| @Basic(fetch = FetchType.LAZY) |
| private String description; |
| |
| @ManyToOne(fetch = FetchType.LAZY) |
| private FGDepartment dept; |
| |
| @OneToOne(fetch = FetchType.LAZY) |
| private FGAddress address; |
| |
| @ManyToOne(fetch = FetchType.LAZY) |
| private FGManager manager; |
| |
| @Basic(fetch = FetchType.LAZY) |
| @LoadFetchGroup("AddressFetchGroup") |
| private String rating; |
| |
| public FGEmployee() { |
| |
| } |
| |
| public FGEmployee(int id, String firstName, String lastName, String desc, |
| FGDepartment dept, FGAddress address, FGManager manager, |
| String rating) { |
| this.id = id; |
| this.lastName = lastName; |
| this.firstName = firstName; |
| this.description = desc; |
| this.dept = dept; |
| this.address = address; |
| this.manager = manager; |
| this.rating = rating; |
| } |
| |
| public FGAddress getAddress() { |
| return address; |
| } |
| |
| public void setAddress(FGAddress address) { |
| this.address = address; |
| } |
| |
| public FGDepartment getDept() { |
| return dept; |
| } |
| |
| public void setDept(FGDepartment dept) { |
| this.dept = dept; |
| } |
| |
| public String getDescription() { |
| return description; |
| } |
| |
| public void setDescription(String desc) { |
| this.description = desc; |
| } |
| |
| public String getFirstName() { |
| return firstName; |
| } |
| |
| public void setFirstName(String firstName) { |
| this.firstName = firstName; |
| } |
| |
| public int getId() { |
| return id; |
| } |
| |
| public void setId(int id) { |
| this.id = id; |
| } |
| |
| public String getLastName() { |
| return lastName; |
| } |
| |
| public void setLastName(String lastName) { |
| this.lastName = lastName; |
| } |
| |
| public FGManager getManager() { |
| return manager; |
| } |
| |
| public void setManager(FGManager manager) { |
| this.manager = manager; |
| } |
| |
| public String getRating() { |
| return rating; |
| } |
| |
| public void setRating(String rating) { |
| this.rating = rating; |
| } |
| |
| @Override |
| public String toString() { |
| return new String(this.getClass().getSimpleName() + "(id=" + this.id |
| + ")"); |
| } |
| |
| } |