private JarFile createJarFileFromDirectoryEntry(JarEntryData sourceEntry) throws IOException {
final AsciiBytes sourceName = sourceEntry.getName();
JarEntryFilter filter =
new JarEntryFilter() {
@Override
public AsciiBytes apply(AsciiBytes name, JarEntryData entryData) {
if (name.startsWith(sourceName) && !name.equals(sourceName)) {
return name.substring(sourceName.length());
}
return null;
}
};
return new JarFile(
this.rootFile,
this.pathFromRoot + "!/" + sourceEntry.getName().substring(0, sourceName.length() - 1),
this.data,
this.entries,
filter);
}
