| /* |
| * 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.core.randomwalk.concurrent; |
| |
| 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.Scanner; |
| 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.Value; |
| import org.apache.accumulo.core.security.Authorizations; |
| import org.apache.accumulo.testing.core.randomwalk.RandWalkEnv; |
| import org.apache.accumulo.testing.core.randomwalk.State; |
| import org.apache.accumulo.testing.core.randomwalk.Test; |
| |
| public class ScanTable extends Test { |
| |
| @Override |
| public void visit(State state, RandWalkEnv env, Properties props) throws Exception { |
| AccumuloClient client = env.getAccumuloClient(); |
| |
| Random rand = (Random) state.get("rand"); |
| |
| @SuppressWarnings("unchecked") |
| List<String> tableNames = (List<String>) state.get("tables"); |
| |
| String tableName = tableNames.get(rand.nextInt(tableNames.size())); |
| |
| try { |
| Scanner scanner = client.createScanner(tableName, Authorizations.EMPTY); |
| Iterator<Entry<Key,Value>> iter = scanner.iterator(); |
| while (iter.hasNext()) { |
| iter.next(); |
| } |
| log.debug("Scanned " + tableName); |
| } catch (TableDeletedException e) { |
| log.debug("Scan " + tableName + " failed, table deleted"); |
| } catch (TableNotFoundException e) { |
| log.debug("Scan " + tableName + " failed, doesnt exist"); |
| } catch (TableOfflineException e) { |
| log.debug("Scan " + tableName + " failed, offline"); |
| } catch (RuntimeException e) { |
| if (e.getCause() instanceof AccumuloSecurityException) { |
| log.debug("BatchScan " + tableName + " failed, permission error"); |
| } else { |
| throw e; |
| } |
| } |
| } |
| } |