| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.accumulo.master.tableOps; |
| |
| import org.apache.accumulo.core.clientImpl.thrift.TableOperation; |
| import org.apache.accumulo.core.data.NamespaceId; |
| import org.apache.accumulo.core.data.TableId; |
| import org.apache.accumulo.core.master.state.tables.TableState; |
| import org.apache.accumulo.fate.Repo; |
| import org.apache.accumulo.master.Master; |
| import org.slf4j.LoggerFactory; |
| |
| public class ChangeTableState extends MasterRepo { |
| |
| private static final long serialVersionUID = 1L; |
| private TableId tableId; |
| private NamespaceId namespaceId; |
| private TableOperation top; |
| |
| public ChangeTableState(NamespaceId namespaceId, TableId tableId, TableOperation top) { |
| this.tableId = tableId; |
| this.namespaceId = namespaceId; |
| this.top = top; |
| |
| if (top != TableOperation.ONLINE && top != TableOperation.OFFLINE) |
| throw new IllegalArgumentException(top.toString()); |
| } |
| |
| @Override |
| public long isReady(long tid, Master env) throws Exception { |
| // reserve the table so that this op does not run concurrently with create, clone, or delete |
| // table |
| return Utils.reserveNamespace(env, namespaceId, tid, false, true, top) |
| + Utils.reserveTable(env, tableId, tid, true, true, top); |
| } |
| |
| @Override |
| public Repo<Master> call(long tid, Master env) { |
| TableState ts = TableState.ONLINE; |
| if (top == TableOperation.OFFLINE) |
| ts = TableState.OFFLINE; |
| |
| env.getTableManager().transitionTableState(tableId, ts); |
| Utils.unreserveNamespace(env, namespaceId, tid, false); |
| Utils.unreserveTable(env, tableId, tid, true); |
| LoggerFactory.getLogger(ChangeTableState.class).debug("Changed table state {} {}", tableId, ts); |
| env.getEventCoordinator().event("Set table state of %s to %s", tableId, ts); |
| return null; |
| } |
| |
| @Override |
| public void undo(long tid, Master env) { |
| Utils.unreserveNamespace(env, namespaceId, tid, false); |
| Utils.unreserveTable(env, tableId, tid, true); |
| } |
| } |