Mercurial > hg > blitz_condensed
diff src/org/prevayler/implementation/ClockRecoveryCommand.java @ 0:3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 21 Mar 2009 11:00:06 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/org/prevayler/implementation/ClockRecoveryCommand.java Sat Mar 21 11:00:06 2009 +0000 @@ -0,0 +1,35 @@ +package org.prevayler.implementation; + +import org.prevayler.*; + +import java.io.Serializable; + +import java.util.Date; + +/** + A command for executing another command at a specific moment in time. +*/ +class ClockRecoveryCommand implements Command { + static final long serialVersionUID = 4156866783673937422L; + + private Command command; + private long millis; + + public ClockRecoveryCommand(Command command, Date date) { + this.command = command; + this.millis = date.getTime(); + } + + public Serializable execute(PrevalentSystem system) throws Exception { + ((SystemClock)system.clock()).recover(millis); + return command.execute(system); + } + + public String toString() { + return millis + ":" + command; + } + + public long getMillis() { + return millis; + } +}