/*
* Copyright 2013 the original author or authors.
*
* 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 org.gradle.api.internal.changedetection.rules;
import org.gradle.api.internal.TaskInternal;
import org.gradle.api.internal.changedetection.state.FileCollectionSnapshotterRegistry;
import org.gradle.api.internal.changedetection.state.OutputFilesSnapshotter;
import org.gradle.api.internal.changedetection.state.TaskExecution;
import org.gradle.api.internal.changedetection.state.TaskHistoryRepository;
import org.gradle.api.internal.changedetection.state.ValueSnapshotter;
import org.gradle.api.internal.file.FileCollectionFactory;
import org.gradle.api.resources.normalization.internal.ResourceNormalizationHandlerInternal;
import org.gradle.api.resources.normalization.internal.ResourceNormalizationStrategy;
import org.gradle.internal.classloader.ClassLoaderHierarchyHasher;
import java.io.File;
import java.util.Set;
/**
* Represents the complete changes in a tasks state
*/
public class TaskUpToDateState {
private static final int MAX_OUT_OF_DATE_MESSAGES = 3;
private TaskStateChanges inputFileChanges;
private DiscoveredInputsListener discoveredInputsListener;
private TaskStateChanges allTaskChanges;
private TaskStateChanges rebuildChanges;
public TaskUpToDateState(TaskInternal task, TaskHistoryRepository.History history,
OutputFilesSnapshotter outputFilesSnapshotter, FileCollectionSnapshotterRegistry fileCollectionSnapshotterRegistry,
FileCollectionFactory fileCollectionFactory, ClassLoaderHierarchyHasher classLoaderHierarchyHasher, ValueSnapshotter valueSnapshotter) {
TaskExecution thisExecution = history.getCurrentExecution();
TaskExecution lastExecution = history.getPreviousExecution();
ResourceNormalizationStrategy resourceNormalizationStrategy = ((ResourceNormalizationHandlerInternal) task.getProject().getNormalization()).buildFinalStrategy();
TaskStateChanges noHistoryState = new NoHistoryTaskStateChanges(lastExecution);
TaskStateChanges taskTypeState = new TaskTypeTaskStateChanges(lastExecution, thisExecution, task.getPath(), task.getClass(), task.getTaskActions(), classLoaderHierarchyHasher);
TaskStateChanges inputPropertiesState = new InputPropertiesTaskStateChanges(lastExecution, thisExecution, task, valueSnapshotter);
// Capture outputs state
TaskStateChanges outputFileChanges = caching(new OutputFilesTaskStateChanges(lastExecution, thisExecution, task, fileCollectionSnapshotterRegistry, outputFilesSnapshotter, resourceNormalizationStrategy));
// Capture inputs state
InputFilesTaskStateChanges directInputFileChanges = new InputFilesTaskStateChanges(lastExecution, thisExecution, task, fileCollectionSnapshotterRegistry, resourceNormalizationStrategy);
TaskStateChanges inputFileChanges = caching(directInputFileChanges);
this.inputFileChanges = new ErrorHandlingTaskStateChanges(task, inputFileChanges);
// Capture discovered inputs state from previous execution
DiscoveredInputsTaskStateChanges discoveredChanges = new DiscoveredInputsTaskStateChanges(lastExecution, thisExecution, fileCollectionSnapshotterRegistry, fileCollectionFactory, task, resourceNormalizationStrategy);
this.discoveredInputsListener = discoveredChanges;
TaskStateChanges discoveredInputFilesChanges = caching(discoveredChanges);
allTaskChanges = new ErrorHandlingTaskStateChanges(task, new SummaryTaskStateChanges(MAX_OUT_OF_DATE_MESSAGES, noHistoryState, taskTypeState, inputPropertiesState, outputFileChanges, inputFileChanges, discoveredInputFilesChanges));
rebuildChanges = new ErrorHandlingTaskStateChanges(task, new SummaryTaskStateChanges(1, noHistoryState, taskTypeState, inputPropertiesState, outputFileChanges));
}
private TaskStateChanges caching(TaskStateChanges wrapped) {
return new CachingTaskStateChanges(MAX_OUT_OF_DATE_MESSAGES, wrapped);
}
public TaskStateChanges getInputFilesChanges() {
return inputFileChanges;
}
public TaskStateChanges getAllTaskChanges() {
return allTaskChanges;
}
public TaskStateChanges getRebuildChanges() {
return rebuildChanges;
}
public void newInputs(Set<File> discoveredInputs) {
discoveredInputsListener.newInputs(discoveredInputs);
}
}