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/*
* 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.file.copy;
import org.gradle.api.file.DuplicateFileCopyingException;
import org.gradle.api.file.DuplicatesStrategy;
import org.gradle.api.file.RelativePath;
import org.gradle.api.tasks.WorkResult;
import org.gradle.internal.deprecation.DeprecationLogger;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.HashSet;
import java.util.Set;
public class DuplicateHandlingCopyActionDecorator implements CopyAction {
private final static Logger LOGGER = LoggerFactory.getLogger(DuplicateHandlingCopyActionDecorator.class);
private final CopyAction delegate;
public DuplicateHandlingCopyActionDecorator(CopyAction delegate) {
this.delegate = delegate;
}
@Override
public WorkResult execute(final CopyActionProcessingStream stream) {
final Set visitedFiles = new HashSet<>();
return delegate.execute(action -> stream.process(details -> {
if (!details.isDirectory()) {
DuplicatesStrategy strategy = details.getDuplicatesStrategy();
if (!visitedFiles.add(details.getRelativePath())) {
if (details.isDefaultDuplicatesStrategy()) {
DeprecationLogger.deprecateIndirectUsage("Copying or archiving duplicate paths with the default duplicates strategy")
.withAdvice("Explicitly set the duplicates strategy to 'DuplicatesStrategy.INCLUDE' if you want to allow duplicate paths.")
.withContext("Duplicate path: \"" + details.getRelativePath() + "\".")
.willBeRemovedInGradle7()
.withUpgradeGuideSection(5, "implicit_duplicate_strategy_for_copy_or_archive_tasks_has_been_deprecated")
.nagUser();
}
if (strategy == DuplicatesStrategy.EXCLUDE) {
return;
} else if (strategy == DuplicatesStrategy.FAIL) {
throw new DuplicateFileCopyingException(String.format("Encountered duplicate path \"%s\" during copy operation configured with DuplicatesStrategy.FAIL", details.getRelativePath()));
} else if (strategy == DuplicatesStrategy.WARN) {
LOGGER.warn("Encountered duplicate path \"{}\" during copy operation configured with DuplicatesStrategy.WARN", details.getRelativePath());
}
}
}
action.processFile(details);
}));
}
}