Java ZipOutputStream Write zipFile(ZipOutputStream out, String stripPath, File file, char pathSeparator)

Description

Uses code fragments from Jakarta-Ant, Copyright: Apache Software Foundation.

License

Apache License

Declaration

private static void zipFile(ZipOutputStream out, String stripPath, File file, char pathSeparator)
        throws IOException 

Method Source Code

//package com.java2s;
/*****************************************************************
 *   Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you 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./* w w  w .  j  av a2s .c o  m*/
 ****************************************************************/

import java.io.BufferedInputStream;

import java.io.File;
import java.io.FileInputStream;

import java.io.IOException;

import java.util.zip.ZipEntry;

import java.util.zip.ZipOutputStream;

public class Main {
    /**
     * Uses code fragments from Jakarta-Ant, Copyright: Apache Software Foundation.
     */
    private static void zipFile(ZipOutputStream out, String stripPath, File file, char pathSeparator)
            throws IOException {
        ZipEntry ze = new ZipEntry(processPath(file.getPath(), stripPath, pathSeparator));
        ze.setTime(file.lastModified());
        out.putNextEntry(ze);

        byte[] buffer = new byte[8 * 1024];
        BufferedInputStream in = new BufferedInputStream(new FileInputStream(file), buffer.length);

        try {
            int count = 0;
            while ((count = in.read(buffer, 0, buffer.length)) >= 0) {
                if (count != 0) {
                    out.write(buffer, 0, count);
                }
            }
        } finally {
            in.close();
        }
    }

    private static String processPath(String path, String stripPath, char pathSeparator) {
        if (!path.startsWith(stripPath)) {
            throw new IllegalArgumentException("Invalid entry: " + path + "; expected to start with " + stripPath);
        }

        return path.substring(stripPath.length()).replace(File.separatorChar, pathSeparator);
    }
}

Related

1. zip(File[] files, String baseDir, ZipOutputStream zos)
2. zip(final File directory, final File base, final ZipOutputStream zipOutputStream)
3. zipAutoBase(File f, File base, ZipOutputStream out)
4. zipFile(ZipOutputStream out, File file, String dir)
5. zipFile(ZipOutputStream out, File sourceFile)
6. zipFile(ZipOutputStream zipOut, String path, File file)
7. zipFile(ZipOutputStream zos, BufferedOutputStream out, File destPath, String originalPath)
8. zipFile(ZipOutputStream zos, File file, String requestName, byte[] buf)
9. zipFile(ZipOutputStream zout, File file, int rootLength)