/** * Adds new participant to deployment. * * @param dep Shared deployment. * @param meta Request metadata. * @return {@code True} if participant was added. */ private boolean addParticipant(SharedDeployment dep, GridDeploymentMetadata meta) { assert dep != null; assert meta != null; assert Thread.holdsLock(mux); if (!checkModeMatch(dep, meta)) return false; if (meta.participants() != null) { for (Map.Entry<UUID, GridTuple2<GridUuid, Long>> e : meta.participants().entrySet()) { dep.addParticipant(e.getKey(), e.getValue().get1(), e.getValue().get2()); if (log.isDebugEnabled()) log.debug( "Added new participant [nodeId=" + e.getKey() + ", clsLdrId=" + e.getValue().get1() + ", seqNum=" + e.getValue().get2() + ']'); } } if (dep.deployMode() == CONTINUOUS || meta.participants() == null) { if (!dep.addParticipant(meta.senderNodeId(), meta.classLoaderId(), meta.sequenceNumber())) { U.warn( log, "Failed to create shared mode deployment " + "(requested class loader was already undeployed, did sender node leave grid?) " + "[clsLdrId=" + meta.classLoaderId() + ", senderNodeId=" + meta.senderNodeId() + ']'); return false; } if (log.isDebugEnabled()) log.debug( "Added new participant [nodeId=" + meta.senderNodeId() + ", clsLdrId=" + meta.classLoaderId() + ", seqNum=" + meta.sequenceNumber() + ']'); } return true; }