public static Compression guessCompressionMethod(byte [] bits){
AutoBuffer ab = new AutoBuffer(bits);
// Look for ZIP magic
if( bits.length > ZipFile.LOCHDR && ab.get4(0) == ZipFile.LOCSIG )
return Compression.ZIP;
if( bits.length > 2 && ab.get2(0) == GZIPInputStream.GZIP_MAGIC )
return Compression.GZIP;
return Compression.NONE;
}
@Override public IcedHashMap<K,V> read(AutoBuffer bb) {
int n = bb.get4();
for(int i = 0; i < n; ++i)
put(bb.<K>get(),bb.<V>get());
return this;
}
@Override public AutoBuffer write(AutoBuffer bb) {
bb.put4(size());
for(Map.Entry<K, V> e:entrySet())bb.put(e.getKey()).put(e.getValue());
return bb;
}
@Override public IcedArrayList<T> read(AutoBuffer bb) {
int n = bb.get4();
for(int i = 0; i < n; ++i)
add(bb.<T>get());
return this;
}
@Override public AutoBuffer write(AutoBuffer bb) {
bb.put4(size());
for(T t:this)
bb.put(t);
return bb;
}