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org.gradle.api.internalivyservice.resolveengine.result.ComponentIdentifierSerializer Maven / Gradle / Ivy
/*
* 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.artifacts.ivyservice.resolveengine.result;
import com.google.common.base.Objects;
import org.gradle.api.artifacts.component.BuildIdentifier;
import org.gradle.api.artifacts.component.ComponentIdentifier;
import org.gradle.api.artifacts.component.LibraryBinaryIdentifier;
import org.gradle.api.artifacts.component.ModuleComponentIdentifier;
import org.gradle.api.artifacts.component.ProjectComponentIdentifier;
import org.gradle.api.internal.artifacts.DefaultModuleIdentifier;
import org.gradle.api.internal.artifacts.DefaultProjectComponentIdentifier;
import org.gradle.api.internal.artifacts.repositories.resolver.MavenUniqueSnapshotComponentIdentifier;
import org.gradle.internal.component.external.model.DefaultModuleComponentIdentifier;
import org.gradle.internal.component.local.model.DefaultLibraryBinaryIdentifier;
import org.gradle.internal.serialize.AbstractSerializer;
import org.gradle.internal.serialize.Decoder;
import org.gradle.internal.serialize.Encoder;
import org.gradle.util.Path;
import java.io.IOException;
public class ComponentIdentifierSerializer extends AbstractSerializer {
private final BuildIdentifierSerializer buildIdentifierSerializer = new BuildIdentifierSerializer();
@Override
public ComponentIdentifier read(Decoder decoder) throws IOException {
byte id = decoder.readByte();
if (Implementation.ROOT_PROJECT.getId() == id) {
BuildIdentifier buildIdentifier = buildIdentifierSerializer.read(decoder);
String projectName = decoder.readString();
return new DefaultProjectComponentIdentifier(buildIdentifier, Path.ROOT, Path.ROOT, projectName);
} else if (Implementation.ROOT_BUILD_PROJECT.getId() == id) {
BuildIdentifier buildIdentifier = buildIdentifierSerializer.read(decoder);
Path projectPath = Path.path(decoder.readString());
return new DefaultProjectComponentIdentifier(buildIdentifier, projectPath, projectPath, projectPath.getName());
} else if (Implementation.OTHER_BUILD_ROOT_PROJECT.getId() == id) {
BuildIdentifier buildIdentifier = buildIdentifierSerializer.read(decoder);
Path identityPath = Path.path(decoder.readString());
return new DefaultProjectComponentIdentifier(buildIdentifier, identityPath, Path.ROOT, identityPath.getName());
} else if (Implementation.OTHER_BUILD_PROJECT.getId() == id) {
BuildIdentifier buildIdentifier = buildIdentifierSerializer.read(decoder);
Path identityPath = Path.path(decoder.readString());
Path projectPath = Path.path(decoder.readString());
return new DefaultProjectComponentIdentifier(buildIdentifier, identityPath, projectPath, identityPath.getName());
} else if (Implementation.MODULE.getId() == id) {
return new DefaultModuleComponentIdentifier(DefaultModuleIdentifier.newId(decoder.readString(), decoder.readString()), decoder.readString());
} else if (Implementation.SNAPSHOT.getId() == id) {
return new MavenUniqueSnapshotComponentIdentifier(DefaultModuleIdentifier.newId(decoder.readString(), decoder.readString()), decoder.readString(), decoder.readString());
} else if (Implementation.LIBRARY.getId() == id) {
return new DefaultLibraryBinaryIdentifier(decoder.readString(), decoder.readString(), decoder.readString());
}
throw new IllegalArgumentException("Unable to find component identifier type with id: " + id);
}
@Override
public void write(Encoder encoder, ComponentIdentifier value) throws IOException {
if (value == null) {
throw new IllegalArgumentException("Provided component identifier may not be null");
}
Implementation implementation = resolveImplementation(value);
encoder.writeByte(implementation.getId());
if (implementation == Implementation.MODULE) {
ModuleComponentIdentifier moduleComponentIdentifier = (ModuleComponentIdentifier) value;
encoder.writeString(moduleComponentIdentifier.getGroup());
encoder.writeString(moduleComponentIdentifier.getModule());
encoder.writeString(moduleComponentIdentifier.getVersion());
} else if (implementation == Implementation.SNAPSHOT) {
MavenUniqueSnapshotComponentIdentifier snapshotIdentifier = (MavenUniqueSnapshotComponentIdentifier) value;
encoder.writeString(snapshotIdentifier.getGroup());
encoder.writeString(snapshotIdentifier.getModule());
encoder.writeString(snapshotIdentifier.getVersion());
encoder.writeString(snapshotIdentifier.getTimestamp());
} else if (implementation == Implementation.ROOT_PROJECT) {
ProjectComponentIdentifier projectComponentIdentifier = (ProjectComponentIdentifier) value;
BuildIdentifier build = projectComponentIdentifier.getBuild();
buildIdentifierSerializer.write(encoder, build);
encoder.writeString(projectComponentIdentifier.getProjectName());
} else if (implementation == Implementation.ROOT_BUILD_PROJECT) {
ProjectComponentIdentifier projectComponentIdentifier = (ProjectComponentIdentifier) value;
BuildIdentifier build = projectComponentIdentifier.getBuild();
buildIdentifierSerializer.write(encoder, build);
encoder.writeString(projectComponentIdentifier.getProjectPath());
} else if (implementation == Implementation.OTHER_BUILD_ROOT_PROJECT) {
DefaultProjectComponentIdentifier projectComponentIdentifier = (DefaultProjectComponentIdentifier) value;
BuildIdentifier build = projectComponentIdentifier.getBuild();
buildIdentifierSerializer.write(encoder, build);
encoder.writeString(projectComponentIdentifier.getIdentityPath().getPath());
} else if (implementation == Implementation.OTHER_BUILD_PROJECT) {
DefaultProjectComponentIdentifier projectComponentIdentifier = (DefaultProjectComponentIdentifier) value;
BuildIdentifier build = projectComponentIdentifier.getBuild();
buildIdentifierSerializer.write(encoder, build);
encoder.writeString(projectComponentIdentifier.getIdentityPath().getPath());
encoder.writeString(projectComponentIdentifier.getProjectPath());
} else if (implementation == Implementation.LIBRARY) {
LibraryBinaryIdentifier libraryIdentifier = (LibraryBinaryIdentifier) value;
encoder.writeString(libraryIdentifier.getProjectPath());
encoder.writeString(libraryIdentifier.getLibraryName());
encoder.writeString(libraryIdentifier.getVariant());
} else {
throw new IllegalStateException("Unsupported implementation type: " + implementation);
}
}
@Override
public boolean equals(Object obj) {
if (!super.equals(obj)) {
return false;
}
ComponentIdentifierSerializer rhs = (ComponentIdentifierSerializer) obj;
return Objects.equal(buildIdentifierSerializer, rhs.buildIdentifierSerializer);
}
@Override
public int hashCode() {
return Objects.hashCode(super.hashCode(), buildIdentifierSerializer);
}
private Implementation resolveImplementation(ComponentIdentifier value) {
if (value instanceof MavenUniqueSnapshotComponentIdentifier) {
return Implementation.SNAPSHOT;
} else if (value instanceof ModuleComponentIdentifier) {
return Implementation.MODULE;
} else if (value instanceof DefaultProjectComponentIdentifier) {
DefaultProjectComponentIdentifier projectComponentIdentifier = (DefaultProjectComponentIdentifier) value;
// Special case some common combinations of names and paths
boolean isARootProject = projectComponentIdentifier.projectPath().equals(Path.ROOT);
if (projectComponentIdentifier.getIdentityPath().equals(Path.ROOT) && isARootProject) {
return Implementation.ROOT_PROJECT;
}
if (projectComponentIdentifier.getIdentityPath().equals(projectComponentIdentifier.projectPath()) && projectComponentIdentifier.projectPath().getName().equals(projectComponentIdentifier.getProjectName())) {
return Implementation.ROOT_BUILD_PROJECT;
}
if (isARootProject && projectComponentIdentifier.getProjectName().equals(projectComponentIdentifier.getIdentityPath().getName())) {
return Implementation.OTHER_BUILD_ROOT_PROJECT;
}
return Implementation.OTHER_BUILD_PROJECT;
} else if (value instanceof LibraryBinaryIdentifier) {
return Implementation.LIBRARY;
} else {
throw new IllegalArgumentException("Unsupported component identifier class: " + value.getClass());
}
}
private enum Implementation {
MODULE(1), ROOT_PROJECT(2), ROOT_BUILD_PROJECT(3), OTHER_BUILD_ROOT_PROJECT(4), OTHER_BUILD_PROJECT(5), LIBRARY(6), SNAPSHOT(7);
private final byte id;
Implementation(int id) {
this.id = (byte) id;
}
private byte getId() {
return id;
}
}
}