org.cloudfoundry.tools.io.virtual.VirtualFile.java Source code

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Here is the source code for org.cloudfoundry.tools.io.virtual.VirtualFile.java

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/*
 * Copyright 2010-2012 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.cloudfoundry.tools.io.virtual;

import org.cloudfoundry.tools.io.File;
import org.cloudfoundry.tools.io.store.FileStore;
import org.cloudfoundry.tools.io.store.StoredFile;
import org.cloudfoundry.tools.io.virtual.VirtualResourceStore.VirtualFileStore;
import org.springframework.util.Assert;

/**
 * A virtual {@link File} implementation that exists only in memory.
 * 
 * @author Phillip Webb
 * @see VirtualFolder
 */
public class VirtualFile extends StoredFile {

    private final VirtualFileStore store;

    /**
     * Package scope constructor, files should only be accessed via the {@link VirtualFolder},
     * 
     * @param store the file store
     */
    VirtualFile(VirtualFileStore store) {
        Assert.notNull(store, "Store must not be null");
        this.store = store;
    }

    @Override
    protected boolean write(File file) {
        this.store.write(file);
        return true;
    }

    @Override
    protected FileStore getStore() {
        return this.store;
    }

}