org.gradle.api.internal.file.copy.FileCopier Maven / Gradle / Ivy

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/*
 * Copyright 2009 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.Action;
import org.gradle.api.file.CopySpec;
import org.gradle.api.internal.file.FileLookup;
import org.gradle.api.internal.file.FileResolver;
import org.gradle.api.internal.file.collections.DirectoryFileTreeFactory;
import org.gradle.api.tasks.WorkResult;
import org.gradle.internal.nativeintegration.filesystem.FileSystem;
import org.gradle.internal.reflect.Instantiator;

import java.io.File;

public class FileCopier {
    private final Instantiator instantiator;
    private final FileSystem fileSystem;
    private final FileResolver fileResolver;
    private final FileLookup fileLookup;
    private final DirectoryFileTreeFactory directoryFileTreeFactory;

    public FileCopier(Instantiator instantiator, FileSystem fileSystem, FileResolver fileResolver, FileLookup fileLookup, DirectoryFileTreeFactory directoryFileTreeFactory) {
        this.instantiator = instantiator;
        this.fileSystem = fileSystem;
        this.fileResolver = fileResolver;
        this.fileLookup = fileLookup;
        this.directoryFileTreeFactory = directoryFileTreeFactory;
    }

    private DestinationRootCopySpec createCopySpec(Action action) {
        DefaultCopySpec copySpec = new DefaultCopySpec(this.fileResolver, instantiator);
        DestinationRootCopySpec destinationRootCopySpec = new DestinationRootCopySpec(fileResolver, copySpec);
        CopySpec wrapped = instantiator.newInstance(CopySpecWrapper.class, destinationRootCopySpec);
        action.execute(wrapped);
        return destinationRootCopySpec;
    }

    public WorkResult copy(Action action) {
        DestinationRootCopySpec copySpec = createCopySpec(action);
        File destinationDir = copySpec.getDestinationDir();
        return doCopy(copySpec, getCopyVisitor(destinationDir));
    }

    public WorkResult sync(Action action) {
        DestinationRootCopySpec copySpec = createCopySpec(action);
        File destinationDir = copySpec.getDestinationDir();
        return doCopy(copySpec, new SyncCopyActionDecorator(destinationDir, getCopyVisitor(destinationDir), directoryFileTreeFactory));
    }

    private FileCopyAction getCopyVisitor(File destination) {
        return new FileCopyAction(fileLookup.getFileResolver(destination));
    }

    private WorkResult doCopy(CopySpecInternal copySpec, CopyAction visitor) {
        CopyActionExecuter visitorDriver = new CopyActionExecuter(instantiator, fileSystem, false);
        return visitorDriver.execute(copySpec, visitor);
    }

}