br.com.thiaguten.archive.GzipArchive.java Source code

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Here is the source code for br.com.thiaguten.archive.GzipArchive.java

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/*-
 * #%L
 * simple-compress
 * %%
 * Copyright (C) 2016 Thiago Gutenberg Carvalho da Costa
 * %%
 * 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.
 * #L%
 */
package br.com.thiaguten.archive;

import org.apache.commons.compress.archivers.ArchiveEntry;
import org.apache.commons.compress.archivers.ArchiveInputStream;
import org.apache.commons.compress.archivers.ArchiveOutputStream;
import org.apache.commons.compress.archivers.tar.TarArchiveEntry;
import org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
import org.apache.commons.compress.archivers.tar.TarArchiveOutputStream;
import org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream;
import org.apache.commons.compress.compressors.gzip.GzipCompressorOutputStream;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

/**
 * Gzip Archive Implementation.
 *
 * @author Thiago Gutenberg Carvalho da Costa
 */
public class GzipArchive extends AbstractArchive implements Archive {

    @Override
    public String getName() {
        return "GzipArchive";
    }

    @Override
    public String getMimeType() {
        return "application/gzip";
    }

    @Override
    public String getExtension() {
        return ".tgz";
    }

    @Override
    protected ArchiveEntry createArchiveEntry(String path, long size, byte[] content) {
        TarArchiveEntry targzEntry = new TarArchiveEntry(path);
        targzEntry.setSize(size);
        return targzEntry;
    }

    @Override
    protected ArchiveOutputStream createArchiveOutputStream(OutputStream outputStream) throws IOException {
        return new TarArchiveOutputStream(new GzipCompressorOutputStream(outputStream));
    }

    @Override
    protected ArchiveInputStream createArchiveInputStream(InputStream inputStream) throws IOException {
        return new TarArchiveInputStream(new GzipCompressorInputStream(inputStream));
    }

}