/**
* Put a datum with a position and string key, overwriting as necessary.
*
* @param pos The position portion of the key.
* @param key The string key.
* @param data The data to put.
*/
public void putPositionDatum(NodePosition pos, String key, String data) {
byte[] keyBytes =
ArrayUtils.addAll(
bytes("npos::"), // $NON-NLS-1$
ArrayUtils.addAll(pos.toBytes(), bytes("str::" + key))); // $NON-NLS-1$
byte[] dataBytes = bytes(data);
this.innerDb.put(keyBytes, dataBytes);
}
/**
* Get a piece of string data with a position and string key, or <code>null</code> if the datum
* cannot be found. Position keys are exclusive from all other key types.
*
* @param key
* @return The found data.
*/
public String getPositionDatum(NodePosition pos, String key) {
byte[] keyBytes =
ArrayUtils.addAll(
bytes("npos::"), // $NON-NLS-1$
ArrayUtils.addAll(pos.toBytes(), bytes("str::" + key))); // $NON-NLS-1$
byte[] dataBytes = this.innerDb.get(keyBytes);
return (dataBytes == null) ? null : asString(dataBytes);
}