The database it maintains is also queryable if you use the SQL option.
Both LevelDB and relational storage options are optimized to answer below APIs that are RMI calls to the server.
Code:
/**
* get transaction outputs that could be spent by the adresses
*
* @param address
* @return list of outputs, eventually empty
*/
public List getBalance (List address);
/**
* get account statement
*
* @param addresses
* @param from
* - unix time point the account statement should start from
* @return
*/
public AccountStatement getAccountStatement (List addresses, long from);
* get transaction outputs that could be spent by the adresses
*
* @param address
* @return list of outputs, eventually empty
*/
public List
/**
* get account statement
*
* @param addresses
* @param from
* - unix time point the account statement should start from
* @return
*/
public AccountStatement getAccountStatement (List
