org.gradle.api.internalivyservice.modulecache.dynamicversions.DefaultModuleVersionsCache Maven / Gradle / Ivy
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/*
* Copyright 2011 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.artifacts.ivyservice.modulecache.dynamicversions;
import org.gradle.api.internal.artifacts.ImmutableModuleIdentifierFactory;
import org.gradle.api.internal.artifacts.ivyservice.ArtifactCacheLockingManager;
import org.gradle.cache.PersistentIndexedCache;
import org.gradle.internal.serialize.AbstractSerializer;
import org.gradle.internal.serialize.Decoder;
import org.gradle.internal.serialize.Encoder;
import org.gradle.util.BuildCommencedTimeProvider;
import java.util.LinkedHashSet;
import java.util.Set;
public class DefaultModuleVersionsCache extends AbstractModuleVersionsCache {
private final ArtifactCacheLockingManager artifactCacheLockingManager;
private final ImmutableModuleIdentifierFactory moduleIdentifierFactory;
private PersistentIndexedCache cache;
public DefaultModuleVersionsCache(BuildCommencedTimeProvider timeProvider, ArtifactCacheLockingManager artifactCacheLockingManager, ImmutableModuleIdentifierFactory moduleIdentifierFactory) {
super(timeProvider);
this.artifactCacheLockingManager = artifactCacheLockingManager;
this.moduleIdentifierFactory = moduleIdentifierFactory;
}
private PersistentIndexedCache getCache() {
if (cache == null) {
cache = initCache();
}
return cache;
}
private PersistentIndexedCache initCache() {
return artifactCacheLockingManager.createCache("module-versions", new ModuleKeySerializer(moduleIdentifierFactory), new ModuleVersionsCacheEntrySerializer());
}
@Override
protected void store(ModuleAtRepositoryKey key, ModuleVersionsCacheEntry entry) {
getCache().put(key, entry);
}
@Override
protected ModuleVersionsCacheEntry get(ModuleAtRepositoryKey key) {
return getCache().get(key);
}
private static class ModuleKeySerializer extends AbstractSerializer {
private final ImmutableModuleIdentifierFactory moduleIdentifierFactory;
private ModuleKeySerializer(ImmutableModuleIdentifierFactory moduleIdentifierFactory) {
this.moduleIdentifierFactory = moduleIdentifierFactory;
}
@Override
public void write(Encoder encoder, ModuleAtRepositoryKey value) throws Exception {
encoder.writeString(value.repositoryId);
encoder.writeString(value.moduleId.getGroup());
encoder.writeString(value.moduleId.getName());
}
@Override
public ModuleAtRepositoryKey read(Decoder decoder) throws Exception {
String resolverId = decoder.readString();
String group = decoder.readString();
String module = decoder.readString();
return new ModuleAtRepositoryKey(resolverId, moduleIdentifierFactory.module(group, module));
}
}
private static class ModuleVersionsCacheEntrySerializer extends AbstractSerializer {
@Override
public void write(Encoder encoder, ModuleVersionsCacheEntry value) throws Exception {
Set versions = value.moduleVersionListing;
encoder.writeInt(versions.size());
for (String version : versions) {
encoder.writeString(version);
}
encoder.writeLong(value.createTimestamp);
}
@Override
public ModuleVersionsCacheEntry read(Decoder decoder) throws Exception {
int size = decoder.readInt();
Set versions = new LinkedHashSet<>();
for (int i = 0; i < size; i++) {
versions.add(decoder.readString());
}
long createTimestamp = decoder.readLong();
return new ModuleVersionsCacheEntry(versions, createTimestamp);
}
}
}