001package net.sf.hajdbc.distributable; 002 003import java.io.Serializable; 004import java.util.Map; 005import java.util.concurrent.locks.Lock; 006 007import net.sf.hajdbc.LockManager; 008 009import org.jgroups.Address; 010 011public interface LockDecree extends Serializable 012{ 013 /** 014 * Returns the address of the node that requested the lock 015 * @return a node address 016 */ 017 public Address getAddress(); 018 019 /** 020 * Execute lock operation. 021 * @param lockManager a lock manager 022 * @param lockMap a map of object identifier to lock 023 * @return true if operation was successful, false otherwise. 024 */ 025 public boolean vote(LockManager lockManager, Map<String, Lock> lockMap); 026}