public DeploymentMessage deserialize(byte[] buffer) {
			DeploymentMessage deploymentMessage = null;
			try {
				deploymentMessage = objectReader.readValue(buffer);
			}
			catch (JsonProcessingException e) {
				logger.error("Json processing exception when de-serializing." + e);
			}
			catch (IOException ioe) {
				logger.error("IO exception exception when de-serializing." + ioe);
			}
			return deploymentMessage;
		}
De-serialize the byte[] to {@link DeploymentMessage}

@param buffer byte[]
@return the deployment message
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/server/admin/deployment/zk/DeploymentQueue.java