| /** |
| * Copyright (c) 2011, 2014 - Lunifera GmbH (Gross Enzersdorf), Loetz GmbH&Co.KG (Heidelberg) |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| */ |
| package org.eclipse.osbp.entitydsl.documentation.demo; |
| |
| import javax.persistence.Column; |
| import javax.persistence.DiscriminatorColumn; |
| import javax.persistence.DiscriminatorType; |
| import javax.persistence.DiscriminatorValue; |
| import javax.persistence.Entity; |
| import javax.persistence.GeneratedValue; |
| import javax.persistence.Id; |
| import javax.persistence.Inheritance; |
| import javax.persistence.InheritanceType; |
| import javax.persistence.Transient; |
| import org.eclipse.osbp.dsl.common.datatypes.IEntity; |
| import org.eclipse.osbp.runtime.common.annotations.Dispose; |
| |
| @Entity |
| @Inheritance(strategy = InheritanceType.SINGLE_TABLE) |
| @DiscriminatorColumn(name = "DISC", discriminatorType = DiscriminatorType.STRING) |
| @DiscriminatorValue(value = "FOO") |
| @SuppressWarnings("all") |
| public class Foo implements IEntity { |
| @Transient |
| @Dispose |
| private boolean disposed; |
| |
| @Id |
| @GeneratedValue |
| private Long id; |
| |
| @Column(name = "NAME") |
| private String name; |
| |
| /** |
| * Returns true, if the object is disposed. |
| * Disposed means, that it is prepared for garbage collection and may not be used anymore. |
| * Accessing objects that are already disposed will cause runtime exceptions. |
| */ |
| @Dispose |
| public boolean isDisposed() { |
| return this.disposed; |
| } |
| |
| /** |
| * Checks whether the object is disposed. |
| * @throws RuntimeException if the object is disposed. |
| */ |
| private void checkDisposed() { |
| if (isDisposed()) { |
| throw new RuntimeException("Object already disposed: " + this); |
| } |
| } |
| |
| /** |
| * Calling dispose will destroy that instance. The internal state will be |
| * set to 'disposed' and methods of that object must not be used anymore. |
| * Each call will result in runtime exceptions.<br/> |
| * If this object keeps composition containments, these will be disposed too. |
| * So the whole composition containment tree will be disposed on calling this method. |
| */ |
| @Dispose |
| public void dispose() { |
| if (isDisposed()) { |
| return; |
| } |
| disposed = true; |
| } |
| |
| /** |
| * Returns the id property or <code>null</code> if not present. |
| */ |
| public Long getId() { |
| checkDisposed(); |
| return this.id; |
| } |
| |
| /** |
| * Sets the id property to this instance. |
| */ |
| public void setId(final Long id) { |
| checkDisposed(); |
| this.id = id; |
| } |
| |
| /** |
| * Returns the name property or <code>null</code> if not present. |
| */ |
| public String getName() { |
| checkDisposed(); |
| return this.name; |
| } |
| |
| /** |
| * Sets the name property to this instance. |
| */ |
| public void setName(final String name) { |
| checkDisposed(); |
| this.name = name; |
| } |
| |
| @Override |
| public boolean equals(final Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| Foo other = (Foo) obj; |
| if (this.id == null) { |
| if (other.id != null) |
| return false; |
| } else if (!this.id.equals(other.id)) |
| return false; |
| return true; |
| } |
| |
| @Override |
| public int hashCode() { |
| int prime = 31; |
| int result = 1; |
| result = prime * result + ((this.id== null) ? 0 : this.id.hashCode()); |
| return result; |
| } |
| } |