]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.db.common/src/org/simantics/db/common/request/SingletonPrimitiveRead.java
Fixed multiple issues causing dangling references to discarded queries
[simantics/platform.git] / bundles / org.simantics.db.common / src / org / simantics / db / common / request / SingletonPrimitiveRead.java
1 /*******************************************************************************
2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
3  * in Industry THTH ry.
4  * All rights reserved. This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License v1.0
6  * which accompanies this distribution, and is available at
7  * http://www.eclipse.org/legal/epl-v10.html
8  *
9  * Contributors:
10  *     VTT Technical Research Centre of Finland - initial API and implementation
11  *******************************************************************************/
12 package org.simantics.db.common.request;
13
14 import org.simantics.db.request.ExternalRead;
15
16 public abstract class SingletonPrimitiveRead<R> implements ExternalRead<R> {
17
18     @Override
19     public void unregistered() {
20     }
21
22     @Override
23     public int hashCode() {
24         return getClass().hashCode();
25     }
26
27     @Override
28     public boolean equals(Object object) {
29         if (this == object)
30             return true;
31         else if (object == null)
32             return false;
33         else if (getClass() != object.getClass())
34             return false;
35         return true;
36     }
37
38 }