/*
* Copyright © 2014 Cask Data, Inc.
*
* 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 co.cask.cdap.data2.dataset2.tx;
import co.cask.cdap.api.dataset.Dataset;
import java.util.Map;
/**
* Provides access to transactional resources, e.g. {@link Dataset}s.
*/
public abstract class TxContext {
private final Map<String, ? extends Dataset> datasets;
protected TxContext(Map<String, ? extends Dataset> datasets) {
this.datasets = datasets;
}
protected <T extends Dataset> T getDataset(String name) {
return (T) datasets.get(name);
}
Map<String, ? extends Dataset> getDatasets() {
return datasets;
}
}