public MessageHeader getEntry(String name) {
Enumeration enu = entries();
while (enu.hasMoreElements()) {
MessageHeader mh = (MessageHeader) enu.nextElement();
String nameVal = mh.findValue("Name");
if (nameVal != null && nameVal.equals(name)) {
return mh;
}
}
return null;
}
/* Add a manifest file at current position in a stream
*/
public void stream(OutputStream os, Vector extraFiles) throws IOException {
/* the first header in the file should be the global one.
* It should say "Manifest-Version: x.x"; barf if not
*/
MessageHeader globals = (MessageHeader) entries.elementAt(0);
if (globals.findValue("Manifest-Version") == null) {
throw new IOException("Manifest file requires " + "Manifest-Version: 1.0 in 1st header");
}
PrintWriter ps = new PrintWriter(os);
globals.print(ps);
for (int i = 1; i < entries.size(); ++i) {
MessageHeader mh = (MessageHeader) entries.elementAt(i);
mh.print(ps);
/* REMIND: could be adding files twice!!! */
String name = mh.findValue("name");
if (extraFiles != null && name != null) {
extraFiles.addElement(name);
}
}
}
public void addFile(File f) throws IOException {
MessageHeader mh = new MessageHeader();
mh.add("Name", f.getPath());
addEntry(mh);
}
/* recursively generate manifests from directory tree */
public Manifest(String[] files) throws IOException {
MessageHeader globals = new MessageHeader();
globals.add("Manifest-Version", "1.0");
addEntry(globals);
addFiles(null, files);
}