Example usage for org.apache.commons.compress.archivers ArchiveStreamFactory ArchiveStreamFactory

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers ArchiveStreamFactory ArchiveStreamFactory.

Prototype

ArchiveStreamFactory

Source Link

Usage

From source file:uk.ac.ebi.metabolights.utils.Zipper.java

public static void unzip2(String strZipFile, String folder) throws IOException, ArchiveException {

    //Check if the file exists
    FileUtil.fileExists(strZipFile, true);

    final InputStream is = new FileInputStream(strZipFile);
    ArchiveInputStream in = new ArchiveStreamFactory().createArchiveInputStream("zip", is);

    ZipArchiveEntry entry = null;/*from w  w w  .j a v a2 s .  c o m*/
    OutputStream out = null;

    while ((entry = (ZipArchiveEntry) in.getNextEntry()) != null) {

        //create directories if required.
        File zipPath = new File(folder);
        File destinationFilePath = new File(zipPath, entry.getName());
        destinationFilePath.getParentFile().mkdirs();

        //if the entry is directory, leave it. Otherwise extract it.
        if (entry.isDirectory()) {
            continue;
        } else {
            out = new FileOutputStream(new File(folder, entry.getName()));
            IOUtils.copy(in, out);
            out.close();
        }

    }

    in.close();

}

From source file:uk.ac.ebi.metabolights.webservice.utils.Zipper.java

public static void unzip2(String strZipFile, String folder) throws IOException, ArchiveException {

    // Remove any previous content of the unzip folder.
    File uf = new File(folder);
    FileUtil.deleteDir(uf);/*from   ww  w . j  a  v a  2 s.  c o m*/
    // Create it again, this time it will be empty..
    uf.mkdir();

    //Check if the file exists
    FileUtil.fileExists(strZipFile, true);

    final InputStream is = new FileInputStream(strZipFile);
    ArchiveInputStream in = new ArchiveStreamFactory().createArchiveInputStream("zip", is);

    ZipArchiveEntry entry = null;
    OutputStream out = null;

    while ((entry = (ZipArchiveEntry) in.getNextEntry()) != null) {

        //create directories if required.
        File zipPath = new File(folder);
        File destinationFilePath = new File(zipPath, entry.getName());
        destinationFilePath.getParentFile().mkdirs();

        //if the entry is directory, leave it. Otherwise extract it.
        if (entry.isDirectory()) {
            continue;
        } else {
            out = new FileOutputStream(new File(folder, entry.getName()));
            IOUtils.copy(in, out);
            out.close();
        }

    }

    in.close();

}