com.facebook.buck.rules.keys.AbstractDependencyFileEntry.java Source code

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Here is the source code for com.facebook.buck.rules.keys.AbstractDependencyFileEntry.java

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/*
 * Copyright 2016-present Facebook, Inc.
 *
 * 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 com.facebook.buck.rules.keys;

import com.facebook.buck.io.ArchiveMemberPath;
import com.facebook.buck.rules.ArchiveMemberSourcePath;
import com.facebook.buck.rules.SourcePath;
import com.facebook.buck.rules.SourcePathResolver;
import com.facebook.buck.util.immutables.BuckStyleImmutable;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.google.common.base.Preconditions;

import org.immutables.value.Value;

import java.nio.file.Path;
import java.util.Optional;

@BuckStyleImmutable
@JsonSerialize
@Value.Immutable
abstract class AbstractDependencyFileEntry {
    @Value.Parameter
    public abstract Path pathToFile();

    @Value.Parameter
    public abstract Optional<Path> pathWithinArchive();

    @Value.Check
    protected void check() {
        Preconditions.checkState(!pathToFile().isAbsolute());
        Preconditions.checkState(!pathWithinArchive().isPresent() || !pathWithinArchive().get().isAbsolute());
    }

    public static DependencyFileEntry fromSourcePath(SourcePath sourcePath, SourcePathResolver resolver) {
        final DependencyFileEntry.Builder builder = DependencyFileEntry.builder();
        if (sourcePath instanceof ArchiveMemberSourcePath) {
            ArchiveMemberSourcePath archiveMemberSourcePath = (ArchiveMemberSourcePath) sourcePath;
            ArchiveMemberPath relativeArchiveMemberPath = resolver
                    .getRelativeArchiveMemberPath(archiveMemberSourcePath);
            builder.setPathToFile(relativeArchiveMemberPath.getArchivePath());
            builder.setPathWithinArchive(relativeArchiveMemberPath.getMemberPath());
        } else {
            builder.setPathToFile(resolver.getRelativePath(sourcePath));
        }

        return builder.build();
    }
}