/*
* Copyright 2015 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.tasks;
import groovy.lang.Closure;
import org.gradle.api.*;
import org.gradle.api.specs.Spec;
import org.gradle.api.tasks.TaskCollection;
import org.gradle.model.internal.core.ModelNode;
import org.gradle.model.internal.core.MutableModelNode;
import org.gradle.model.internal.type.ModelType;
import java.util.*;
import java.util.concurrent.atomic.AtomicBoolean;
public class RealizableTaskCollection<T extends Task> implements TaskCollection<T> {
private final TaskCollection<T> delegate;
private final Class<T> type;
private final AtomicBoolean realized = new AtomicBoolean(false);
private final MutableModelNode modelNode;
public RealizableTaskCollection(Class<T> type, TaskCollection<T> delegate, MutableModelNode modelNode) {
assert !(delegate instanceof RealizableTaskCollection) : "Attempt to wrap already realizable task collection in realizable wrapper: " + delegate;
this.delegate = delegate;
this.type = type;
this.modelNode = modelNode;
}
public void realizeRuleTaskTypes() {
// Task dependencies may be calculated more than once.
// This guard is purely an optimisation.
if (realized.compareAndSet(false, true)) {
modelNode.ensureAtLeast(ModelNode.State.SelfClosed);
for (MutableModelNode node : modelNode.getLinks(ModelType.of(type))) {
node.ensureAtLeast(ModelNode.State.GraphClosed);
}
}
}
private <S extends T> RealizableTaskCollection<S> realizable(Class<S> type, TaskCollection<S> collection) {
return new RealizableTaskCollection<S>(type, collection, modelNode);
}
@Override
public TaskCollection<T> matching(Spec<? super T> spec) {
return realizable(type, delegate.matching(spec));
}
@Override
public TaskCollection<T> matching(Closure closure) {
return realizable(type, delegate.matching(closure));
}
@Override
public T getByName(String name, Closure configureClosure) throws UnknownTaskException {
return delegate.getByName(name, configureClosure);
}
@Override
public T getByName(String name, Action<? super T> configureAction) throws UnknownTaskException {
return delegate.getByName(name, configureAction);
}
@Override
public T getByName(String name) throws UnknownTaskException {
return delegate.getByName(name);
}
@Override
public <S extends T> TaskCollection<S> withType(Class<S> type) {
return realizable(type, delegate.withType(type));
}
@Override
public Action<? super T> whenTaskAdded(Action<? super T> action) {
return delegate.whenTaskAdded(action);
}
@Override
public void whenTaskAdded(Closure closure) {
delegate.whenTaskAdded(closure);
}
@Override
public T getAt(String name) throws UnknownTaskException {
return delegate.getAt(name);
}
@Override
public Set<T> findAll(Closure spec) {
return delegate.findAll(spec);
}
@Override
public boolean add(T e) {
return delegate.add(e);
}
@Override
public boolean addAll(Collection<? extends T> c) {
return delegate.addAll(c);
}
@Override
public Namer<T> getNamer() {
return delegate.getNamer();
}
@Override
public SortedMap<String, T> getAsMap() {
return delegate.getAsMap();
}
@Override
public SortedSet<String> getNames() {
return delegate.getNames();
}
@Override
public T findByName(String name) {
return delegate.findByName(name);
}
@Override
public Rule addRule(Rule rule) {
return delegate.addRule(rule);
}
@Override
public Rule addRule(String description, Closure ruleAction) {
return delegate.addRule(description, ruleAction);
}
@Override
public Rule addRule(String description, Action<String> ruleAction) {
return delegate.addRule(description, ruleAction);
}
@Override
public List<Rule> getRules() {
return delegate.getRules();
}
@Override
public <S extends T> DomainObjectCollection<S> withType(Class<S> type, Action<? super S> configureAction) {
return realizable(type, (DefaultTaskCollection<S>) delegate.withType(type, configureAction));
}
@Override
public <S extends T> DomainObjectCollection<S> withType(Class<S> type, Closure configureClosure) {
return realizable(type, (DefaultTaskCollection<S>) delegate.withType(type, configureClosure));
}
@Override
public Action<? super T> whenObjectAdded(Action<? super T> action) {
return delegate.whenObjectAdded(action);
}
@Override
public void whenObjectAdded(Closure action) {
delegate.whenObjectAdded(action);
}
@Override
public Action<? super T> whenObjectRemoved(Action<? super T> action) {
return delegate.whenObjectRemoved(action);
}
@Override
public void whenObjectRemoved(Closure action) {
delegate.whenObjectRemoved(action);
}
@Override
public void all(Action<? super T> action) {
delegate.all(action);
}
@Override
public void all(Closure action) {
delegate.all(action);
}
@Override
public int size() {
return delegate.size();
}
@Override
public boolean isEmpty() {
return delegate.isEmpty();
}
@Override
public boolean contains(Object o) {
return delegate.contains(o);
}
@Override
public Iterator<T> iterator() {
return delegate.iterator();
}
@Override
public Object[] toArray() {
return delegate.toArray();
}
@Override
public <R> R[] toArray(R[] a) {
return delegate.toArray(a);
}
@Override
public boolean remove(Object o) {
return delegate.remove(o);
}
@Override
public boolean containsAll(Collection<?> c) {
return delegate.containsAll(c);
}
@Override
public boolean removeAll(Collection<?> c) {
return delegate.removeAll(c);
}
@Override
public boolean retainAll(Collection<?> c) {
return delegate.retainAll(c);
}
@Override
public void clear() {
delegate.clear();
}
}