| /* |
| * 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.testing.randomwalk.concurrent; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map.Entry; |
| import java.util.Properties; |
| import java.util.Random; |
| |
| import org.apache.accumulo.core.client.AccumuloClient; |
| import org.apache.accumulo.core.client.AccumuloSecurityException; |
| import org.apache.accumulo.core.client.BatchScanner; |
| import org.apache.accumulo.core.client.TableDeletedException; |
| import org.apache.accumulo.core.client.TableNotFoundException; |
| import org.apache.accumulo.core.client.TableOfflineException; |
| import org.apache.accumulo.core.data.Key; |
| import org.apache.accumulo.core.data.Range; |
| import org.apache.accumulo.core.data.Value; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.testing.randomwalk.RandWalkEnv; |
| import org.apache.accumulo.testing.randomwalk.State; |
| import org.apache.accumulo.testing.randomwalk.Test; |
| |
| public class BatchScan extends Test { |
| |
| @Override |
| public void visit(State state, RandWalkEnv env, Properties props) throws Exception { |
| AccumuloClient client = env.getAccumuloClient(); |
| Random rand = state.getRandom(); |
| String tableName = state.getRandomTableName(); |
| |
| try { |
| BatchScanner bs = client.createBatchScanner(tableName, Authorizations.EMPTY, 3); |
| List<Range> ranges = new ArrayList<>(); |
| for (int i = 0; i < rand.nextInt(2000) + 1; i++) |
| ranges.add(new Range(String.format("%016x", rand.nextLong() & 0x7fffffffffffffffl))); |
| |
| bs.setRanges(ranges); |
| |
| try { |
| Iterator<Entry<Key,Value>> iter = bs.iterator(); |
| while (iter.hasNext()) |
| iter.next(); |
| } finally { |
| bs.close(); |
| } |
| |
| log.debug("Wrote to " + tableName); |
| } catch (TableNotFoundException e) { |
| log.debug("BatchScan " + tableName + " failed, doesnt exist"); |
| } catch (TableDeletedException tde) { |
| log.debug("BatchScan " + tableName + " failed, table deleted"); |
| } catch (TableOfflineException e) { |
| log.debug("BatchScan " + tableName + " failed, offline"); |
| } catch (RuntimeException e) { |
| if (e.getCause() instanceof AccumuloSecurityException) { |
| log.debug("BatchScan " + tableName + " failed, permission error"); |
| } else { |
| throw e; |
| } |
| } |
| } |
| } |