| /* |
| * 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.pig.test.utils; |
| |
| import static org.apache.pig.newplan.logical.relational.LOTestHelper.newLOLoad; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Properties; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.pig.ExecType; |
| import org.apache.pig.FuncSpec; |
| import org.apache.pig.backend.executionengine.ExecException; |
| import org.apache.pig.backend.hadoop.datastorage.ConfigurationUtil; |
| import org.apache.pig.builtin.PigStorage; |
| import org.apache.pig.impl.PigContext; |
| import org.apache.pig.impl.io.FileSpec; |
| import org.apache.pig.impl.logicalLayer.schema.Schema; |
| import org.apache.pig.impl.plan.CompilationMessageCollector; |
| import org.apache.pig.impl.plan.NodeIdGenerator; |
| import org.apache.pig.impl.plan.OperatorKey; |
| import org.apache.pig.newplan.logical.relational.LogicalPlan; |
| |
| public class TypeCheckingTestUtil { |
| |
| public static org.apache.pig.newplan.logical.relational.LOLoad |
| genDummyLOLoadNewLP( org.apache.pig.newplan.logical.relational.LogicalPlan plan) throws ExecException { |
| String pigStorage = PigStorage.class.getName() ; |
| PigContext pc = new PigContext(ExecType.LOCAL, new Properties()); |
| pc.connect(); |
| org.apache.pig.newplan.logical.relational.LOLoad load = |
| newLOLoad( |
| new FileSpec("pi", new FuncSpec(pigStorage)), |
| null, plan, new Configuration(ConfigurationUtil.toConfiguration(pc.getFs().getConfiguration())) |
| ); |
| return load ; |
| } |
| |
| |
| public static Schema genFlatSchema(String[] aliases, byte[] types) { |
| if (aliases.length != types.length) { |
| throw new AssertionError(" aliase number and type number don't match") ; |
| } |
| List<Schema.FieldSchema> fsList = new ArrayList<Schema.FieldSchema>() ; |
| for(int i=0; i<aliases.length ;i++) { |
| fsList.add(new Schema.FieldSchema(aliases[i], types[i])) ; |
| } |
| return new Schema(fsList) ; |
| } |
| |
| public static Schema genFlatSchemaInTuple(String[] aliases, byte[] types) { |
| Schema flatSchema = genFlatSchema(aliases, types); |
| return new Schema(new Schema.FieldSchema("t", flatSchema)); |
| |
| } |
| |
| |
| public static OperatorKey genNewOperatorKey() { |
| long newId = NodeIdGenerator.getGenerator().getNextNodeId("scope") ; |
| return new OperatorKey("scope", newId) ; |
| } |
| |
| public static void printTypeGraph(LogicalPlan plan) { |
| System.out.println("*****Type Graph*******") ; |
| String rep = plan.toString() ; |
| System.out.println(rep) ; |
| } |
| |
| public static void printMessageCollector(CompilationMessageCollector collector) { |
| if (collector.hasMessage()) { |
| System.out.println("*****MessageCollector dump*******") ; |
| Iterator<CompilationMessageCollector.Message> it1 = collector.iterator() ; |
| while (it1.hasNext()) { |
| CompilationMessageCollector.Message msg = it1.next() ; |
| System.out.println(msg.getMessageType() + ":" + msg.getMessage()); |
| } |
| } |
| } |
| |
| public static void printCurrentMethodName() { |
| StackTraceElement e[] = Thread.currentThread().getStackTrace() ; |
| boolean doNext = false; |
| for (StackTraceElement s : e) { |
| if (doNext) { |
| System.out.println(s.getMethodName()); |
| return; |
| } |
| doNext = s.getMethodName().equals("printCurrentMethodName"); |
| } |
| } |
| |
| public static String getCurrentMethodName() { |
| StackTraceElement e[] = Thread.currentThread().getStackTrace() ; |
| boolean doNext = false; |
| for (StackTraceElement s : e) { |
| if (doNext) { |
| return s.getMethodName(); |
| } |
| doNext = s.getMethodName().equals("getCurrentMethodName"); |
| } |
| return null; |
| } |
| |
| } |