/*
* Copyright 2016 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.project.taskfactory;
import java.io.File;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.Callable;
import static org.gradle.internal.Cast.uncheckedCast;
import static org.gradle.util.GUtil.uncheckedCall;
public abstract class AbstractPluralOutputPropertyAnnotationHandler extends AbstractOutputPropertyAnnotationHandler {
@Override
protected void validate(String propertyName, Object value, Collection<String> messages) {
for (File file : toFiles(value)) {
doValidate(propertyName, file, messages);
}
}
protected abstract void doValidate(String propertyName, File file, Collection<String> messages);
@Override
protected void beforeTask(final Callable<Object> futureValue) {
for (File file : toFiles(uncheckedCall(futureValue))) {
doEnsureExists(file);
}
}
protected abstract void doEnsureExists(File file);
private static Iterable<File> toFiles(Object value) {
if (value == null) {
return Collections.emptySet();
} else if (value instanceof Map) {
return uncheckedCast(((Map) value).values());
} else {
return uncheckedCast(value);
}
}
}