Copyright 2010 the original author or authors.
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.
/**
* Copyright 2010 the original author or authors.
*
* 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 org.I0Itec.zkclient;
Updates the data of a znode. This is used together with ZkClient.updateDataSerialized(String, DataUpdater<Object>)
. Type parameters: - <T> –
/**
* Updates the data of a znode. This is used together with {@link ZkClient#updateDataSerialized(String, DataUpdater)}.
*
* @param <T>
*/
public interface DataUpdater<T extends Object> {
Updates the current data of a znode.
Params: - currentData –
The current contents.
Returns: the new data that should be written back to ZooKeeper.
/**
* Updates the current data of a znode.
*
* @param currentData
* The current contents.
* @return the new data that should be written back to ZooKeeper.
*/
public T update(T currentData);
}