diff options
Diffstat (limited to 'spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/AbstractObservableConfiguration.java')
-rw-r--r-- | spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/AbstractObservableConfiguration.java | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/AbstractObservableConfiguration.java b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/AbstractObservableConfiguration.java new file mode 100644 index 000000000..6ad727611 --- /dev/null +++ b/spss/server/serverlib/src/main/java/at/gv/egovernment/moa/spss/server/iaik/config/AbstractObservableConfiguration.java @@ -0,0 +1,63 @@ +/* +* Copyright 2003 Federal Chancellery Austria +* +* Licensed 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 at.gv.egovernment.moa.spss.server.iaik.config; + +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; + +import iaik.pki.store.observer.NotificationData; +import iaik.pki.store.observer.Observable; +import iaik.pki.store.observer.Observer; + +/** + * A base class for observable configuration data. + * + * @author Patrick Peck + * @version $Id$ + */ +public abstract class AbstractObservableConfiguration implements Observable { + + /** The observers registered with this <code>Observable</code>. */ + private List observers = new ArrayList(); + + /** + * @see iaik.pki.store.observer.Observable#addObserver(iaik.pki.store.observer.Observer) + */ + public void addObserver(Observer observer) { + observers.add(observer); + } + + /** + * @see iaik.pki.store.observer.Observable#removeObserver(iaik.pki.store.observer.Observer) + */ + public boolean removeObserver(Observer observer) { + return observers.remove(observer); + } + + /** + * @see iaik.pki.store.observer.Observable#notify(iaik.pki.store.observer.NotificationData) + */ + public void notify(NotificationData data) { + Iterator iter = observers.iterator(); + + for (iter = observers.iterator(); iter.hasNext();) { + Observer observer = (Observer) iter.next(); + observer.notify(data); + } + } + +} |