Example usage for org.apache.commons.compress.archivers.zip ZipArchiveEntry setExtra

Introduction

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

Prototype

public void setExtra(byte[] extra) throws RuntimeException 

Source Link

Document

Parses the given bytes as extra field data and consumes any unparseable data as an UnparseableExtraFieldData instance.

Usage

From source file:at.spardat.xma.xdelta.JarDelta.java

/**
 * Entry to new name./*from  w w w .  j  av a  2  s.c om*/
 *
 * @param source the source
 * @param name the name
 * @return the zip archive entry
 * @throws ZipException the zip exception
 */
public static ZipArchiveEntry entryToNewName(ZipArchiveEntry source, String name) throws ZipException {
    if (source.getName().equals(name))
        return new ZipArchiveEntry(source);
    ZipArchiveEntry ret = new ZipArchiveEntry(name);
    byte[] extra = source.getExtra();
    if (extra != null) {
        ret.setExtraFields(ExtraFieldUtils.parse(extra, true, ExtraFieldUtils.UnparseableExtraField.READ));
    } else {
        ret.setExtra(ExtraFieldUtils.mergeLocalFileDataData(source.getExtraFields(true)));
    }
    ret.setInternalAttributes(source.getInternalAttributes());
    ret.setExternalAttributes(source.getExternalAttributes());
    ret.setExtraFields(source.getExtraFields(true));
    ret.setCrc(source.getCrc());
    ret.setMethod(source.getMethod());
    ret.setSize(source.getSize());
    return ret;
}

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From source file:at.spardat.xma.xdelta.JarPatcher.java

/**
 * Entry to new name.//from  w w  w  . j  a v a 2  s  .c  o  m
 *
 * @param source the source
 * @param name the name
 * @return the zip archive entry
 * @throws ZipException the zip exception
 */
private ZipArchiveEntry copyEntry(ZipArchiveEntry source) throws ZipException {
    ZipArchiveEntry ret = new ZipArchiveEntry(source.getName());
    byte[] extra = source.getExtra();
    if (extra != null) {
        ret.setExtraFields(ExtraFieldUtils.parse(extra, true, ExtraFieldUtils.UnparseableExtraField.READ));
    } else {
        ret.setExtra(ExtraFieldUtils.mergeLocalFileDataData(source.getExtraFields(true)));
    }
    ret.setInternalAttributes(source.getInternalAttributes());
    ret.setExternalAttributes(source.getExternalAttributes());
    ret.setExtraFields(source.getExtraFields(true));
    return ret;
}

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From source file:org.zuinnote.hadoop.office.format.common.writer.msexcel.internal.EncryptedZipEntrySource.java

public void setInputStream(InputStream is) throws IOException {
    this.tmpFile = TempFile.createTempFile("hadoopoffice-protected", ".zip");

    ZipArchiveInputStream zis = new ZipArchiveInputStream(is);
    FileOutputStream fos = new FileOutputStream(tmpFile);
    ZipArchiveOutputStream zos = new ZipArchiveOutputStream(fos);
    ZipArchiveEntry ze;//from w  w  w. java2 s . c  om
    while ((ze = (ZipArchiveEntry) zis.getNextEntry()) != null) {
        // rewrite zip entries to match the size of the encrypted data (with padding)
        ZipArchiveEntry zeNew = new ZipArchiveEntry(ze.getName());
        zeNew.setComment(ze.getComment());
        zeNew.setExtra(ze.getExtra());
        zeNew.setTime(ze.getTime());
        zos.putArchiveEntry(zeNew);
        FilterOutputStream fos2 = new FilterOutputStream(zos) {
            // do not close underlyzing ZipOutputStream
            @Override
            public void close() {
            }
        };
        OutputStream nos;
        if (this.ciEncoder != null) { // encrypt if needed
            nos = new CipherOutputStream(fos2, this.ciEncoder);
        } else { // do not encrypt
            nos = fos2;
        }
        IOUtils.copy(zis, nos);
        nos.close();
        if (fos2 != null) {
            fos2.close();
        }
        zos.closeArchiveEntry();

    }
    zos.close();
    fos.close();
    zis.close();
    IOUtils.closeQuietly(is);
    this.zipFile = new ZipFile(this.tmpFile);

}

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