public Rsp<T> setException(Throwable t) { if(t != null) { this.value=t; setReceived(); this.flags=Util.setFlag(flags, IS_EXCEPTION); } return this; }
public Rsp<T> setValue(T val) { this.value=val; setReceived(); this.flags=Util.clearFlags(flags, IS_EXCEPTION); // clear the exception flag just in case it is set return this; }
public Rsp<T> setValue(T val) { this.value=val; setReceived(); this.flags=Util.clearFlags(flags, IS_EXCEPTION); // clear the exception flag just in case it is set return this; }
public Rsp<T> setException(Throwable t) { if(t != null) { this.value=t; setReceived(); this.flags=Util.setFlag(flags, IS_EXCEPTION); } return this; }
/** * <b>Callback</b> (called by RequestCorrelator or Transport). * Adds a response to the response table. When all responses have been received, * <code>execute()</code> returns. */ public void receiveResponse(Object response_value, Address sender) { if(done) { if(log.isWarnEnabled()) log.warn("command is done; cannot add response !"); return; } if(suspects.contains(sender)) { if(log.isWarnEnabled()) log.warn("received response from suspected member " + sender + "; discarding"); return; } synchronized(requests) { Rsp rsp=requests.get(sender); if(rsp != null) { if(rsp.wasReceived() == false) { rsp.setValue(response_value); rsp.setReceived(true); if(log.isTraceEnabled()) log.trace(new StringBuffer("received response for request ").append(req_id).append(", sender="). append(sender).append(", val=").append(response_value)); requests.notifyAll(); // wakes up execute() } } } }
/** * This method sets the <code>membership</code> variable to the value of * <code>members</code>. It requires that the caller already hold the * <code>rsp_mutex</code> lock. * @param mbrs The new list of members */ public final void reset(Vector<Address> mbrs) { if(mbrs != null) { synchronized(requests) { requests.clear(); for(Address mbr: mbrs) { requests.put(mbr, new Rsp(mbr)); } } // maintain local membership synchronized(this.members) { this.members.clear(); this.members.addAll(mbrs); } } else { synchronized(requests) { for(Rsp rsp: requests.values()) { rsp.setReceived(false); rsp.setValue(null); } } } }