/
IgnoringResourceHasher.java
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/
IgnoringResourceHasher.java
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/*
* Copyright 2020 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.state;
import org.gradle.internal.hash.HashCode;
import org.gradle.internal.hash.Hasher;
import javax.annotation.Nullable;
import java.io.IOException;
public class IgnoringResourceHasher implements ResourceHasher {
private final ResourceHasher delegate;
private final ResourceFilter resourceFilter;
public IgnoringResourceHasher(ResourceHasher delegate, ResourceFilter resourceFilter) {
this.delegate = delegate;
this.resourceFilter = resourceFilter;
}
@Override
public void appendConfigurationToHasher(Hasher hasher) {
delegate.appendConfigurationToHasher(hasher);
hasher.putString(getClass().getName());
resourceFilter.appendConfigurationToHasher(hasher);
}
@Nullable
@Override
public HashCode hash(RegularFileSnapshotContext snapshotContext) {
return resourceFilter.shouldBeIgnored(snapshotContext.getRelativePathSegments()) ? null : delegate.hash(snapshotContext);
}
@Nullable
@Override
public HashCode hash(ZipEntryContext zipEntryContext) throws IOException {
return resourceFilter.shouldBeIgnored(zipEntryContext.getRelativePathSegments()) ? null : delegate.hash(zipEntryContext);
}
}