Example usage for org.apache.commons.compress.archivers.zip ExtraFieldUtils mergeLocalFileDataData

Introduction

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

Prototype

public static byte[] mergeLocalFileDataData(ZipExtraField[] data)

Source Link

Document

Merges the local file data fields of the given ZipExtraFields.

Usage

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

/**
 * Entry to new name./*from   ww  w .  j a va2  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;
}

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

/**
 * Entry to new name.//ww  w .ja  v  a2s .  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;
}