/***********************************************************************************************************************
*
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* 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 eu.stratosphere.pact.runtime.task.drivers;
import eu.stratosphere.api.common.typeutils.TypeComparator;
import eu.stratosphere.api.common.typeutils.TypeSerializer;
import eu.stratosphere.api.common.typeutils.TypeSerializerFactory;
import eu.stratosphere.api.java.typeutils.runtime.RuntimeStatefulSerializerFactory;
import eu.stratosphere.configuration.Configuration;
import eu.stratosphere.nephele.services.iomanager.IOManager;
import eu.stratosphere.nephele.services.memorymanager.MemoryManager;
import eu.stratosphere.nephele.services.memorymanager.spi.DefaultMemoryManager;
import eu.stratosphere.nephele.template.AbstractInvokable;
import eu.stratosphere.pact.runtime.task.DriverStrategy;
import eu.stratosphere.pact.runtime.task.PactTaskContext;
import eu.stratosphere.pact.runtime.task.util.TaskConfig;
import eu.stratosphere.pact.runtime.test.util.DummyInvokable;
import eu.stratosphere.util.Collector;
import eu.stratosphere.util.MutableObjectIterator;
public class TestTaskContext<S, T> implements PactTaskContext<S, T> {
private final AbstractInvokable owner = new DummyInvokable();
private MutableObjectIterator<?> input1;
private MutableObjectIterator<?> input2;
private TypeSerializerFactory<?> serializer1;
private TypeSerializerFactory<?> serializer2;
private TypeComparator<?> comparator1;
private TypeComparator<?> comparator2;
private TaskConfig config = new TaskConfig(new Configuration());
private S udf;
private Collector<T> outputCollector;
private MemoryManager memoryManager;
// --------------------------------------------------------------------------------------------
// Constructors
// --------------------------------------------------------------------------------------------
public TestTaskContext() {}
public TestTaskContext(long memoryInBytes) {
this.memoryManager = new DefaultMemoryManager(memoryInBytes, 32 * 1024);
}
// --------------------------------------------------------------------------------------------
// Setters
// --------------------------------------------------------------------------------------------
public <X> void setInput1(MutableObjectIterator<X> input, TypeSerializerFactory<X> serializer) {
this.input1 = input;
this.serializer1 = serializer;
}
public <X> void setInput2(MutableObjectIterator<X> input, TypeSerializerFactory<X> serializer) {
this.input2 = input;
this.serializer2 = serializer;
}
@SuppressWarnings("unchecked")
public <X> void setInput1(MutableObjectIterator<X> input, TypeSerializer<X> serializer) {
this.input1 = input;
this.serializer1 = new RuntimeStatefulSerializerFactory<X>(serializer, (Class<X>) serializer.createInstance().getClass());
}
@SuppressWarnings("unchecked")
public <X> void setInput2(MutableObjectIterator<X> input, TypeSerializer<X> serializer) {
this.input2 = input;
this.serializer2 = new RuntimeStatefulSerializerFactory<X>(serializer, (Class<X>) serializer.createInstance().getClass());
}
public void setComparator1(TypeComparator<?> comparator) {
this.comparator1 = comparator;
}
public void setComparator2(TypeComparator<?> comparator) {
this.comparator2 = comparator;
}
public void setConfig(TaskConfig config) {
this.config = config;
}
public void setUdf(S udf) {
this.udf = udf;
}
public void setCollector(Collector<T> collector) {
this.outputCollector = collector;
}
public void setDriverStrategy(DriverStrategy strategy) {
this.config.setDriverStrategy(strategy);
}
// --------------------------------------------------------------------------------------------
// Context Methods
// --------------------------------------------------------------------------------------------
@Override
public TaskConfig getTaskConfig() {
return this.config;
}
@Override
public ClassLoader getUserCodeClassLoader() {
return getClass().getClassLoader();
}
@Override
public MemoryManager getMemoryManager() {
return this.memoryManager;
}
@Override
public IOManager getIOManager() {
return null;
}
@Override
@SuppressWarnings("unchecked")
public <X> MutableObjectIterator<X> getInput(int index) {
switch (index) {
case 0:
return (MutableObjectIterator<X>) this.input1;
case 1:
return (MutableObjectIterator<X>) this.input2;
default:
throw new RuntimeException();
}
}
@Override
@SuppressWarnings("unchecked")
public <X> TypeSerializerFactory<X> getInputSerializer(int index) {
switch (index) {
case 0:
return (TypeSerializerFactory<X>) this.serializer1;
case 1:
return (TypeSerializerFactory<X>) this.serializer2;
default:
throw new RuntimeException();
}
}
@Override
@SuppressWarnings("unchecked")
public <X> TypeComparator<X> getInputComparator(int index) {
switch (index) {
case 0:
return (TypeComparator<X>) this.comparator1;
case 1:
return (TypeComparator<X>) this.comparator2;
default:
throw new RuntimeException();
}
}
@Override
public S getStub() {
return this.udf;
}
@Override
public Collector<T> getOutputCollector() {
return this.outputCollector;
}
@Override
public AbstractInvokable getOwningNepheleTask() {
return this.owner;
}
@Override
public String formatLogString(String message) {
return message;
}
}