src/java/iotcloud/KeyValue.java

   1 package iotcloud;
   2 import java.nio.ByteBuffer;
   3
   4 class KeyValue extends Entry {
   5         private IoTString key;
   6         private IoTString value;
   7
   8         KeyValue(IoTString _key, IoTString _value) {
   9                 key=_key;
  10                 value=_value;
  11         }
  12
  13         IoTString getKey() {
  14                 return key;
  15         }
  16
  17         IoTString getValue() {
  18                 return value;
  19         }
  20
  21         static Entry decode(ByteBuffer bb) {
  22                 int keylength=bb.getInt();
  23                 int valuelength=bb.getInt();
  24                 byte[] key=new byte[keylength];
  25                 byte[] value=new byte[valuelength];
  26                 bb.get(key);
  27                 bb.get(value);
  28                 return new KeyValue(IoTString.shallow(key), IoTString.shallow(value));
  29         }
  30
  31         void encode(ByteBuffer bb) {
  32                 bb.put(Entry.TypeKeyValue);
  33                 bb.putInt(key.length());
  34                 bb.putInt(value.length());
  35                 bb.put(key.internalBytes());
  36                 bb.put(value.internalBytes());
  37         }
  38
  39         int getSize() {
  40                 return 2*Integer.BYTES+key.length()+value.length()+Byte.BYTES;
  41         }
  42
  43         byte getType() {
  44                 return Entry.TypeKeyValue;
  45         }
  46 }