private String getFileText(File file) throws Exception {
BufferedReader br =
new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8"));
StringWriter sw = new StringWriter();
int n;
char[] cbuf = new char[1024];
while ((n = br.read(cbuf, 0, cbuf.length)) != -1) sw.write(cbuf, 0, n);
br.close();
return sw.toString();
}
/**
* Writes the index file out to <code>jos</code>. <code>oldEntries</code> gives the names of the
* files that were removed, <code>movedMap</code> maps from the new name to the old name.
*/
private static void createIndex(JarOutputStream jos, List oldEntries, Map movedMap)
throws IOException {
StringWriter writer = new StringWriter();
writer.write(VERSION_HEADER);
writer.write("\r\n");
// Write out entries that have been removed
for (int counter = 0; counter < oldEntries.size(); counter++) {
String name = (String) oldEntries.get(counter);
writer.write(REMOVE_COMMAND);
writer.write(" ");
writeEscapedString(writer, name);
writer.write("\r\n");
}
// And those that have moved
Iterator names = movedMap.keySet().iterator();
if (names != null) {
while (names.hasNext()) {
String newName = (String) names.next();
String oldName = (String) movedMap.get(newName);
writer.write(MOVE_COMMAND);
writer.write(" ");
writeEscapedString(writer, oldName);
writer.write(" ");
writeEscapedString(writer, newName);
writer.write("\r\n");
}
}
JarEntry je = new JarEntry(INDEX_NAME);
byte[] bytes = writer.toString().getBytes("UTF-8");
writer.close();
jos.putNextEntry(je);
jos.write(bytes, 0, bytes.length);
}