| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.component.corda; |
| |
| import java.net.URI; |
| import java.net.URISyntaxException; |
| |
| import net.corda.client.rpc.CordaRPCClient; |
| import net.corda.client.rpc.CordaRPCConnection; |
| import net.corda.core.messaging.CordaRPCOps; |
| import net.corda.core.utilities.NetworkHostAndPort; |
| import org.apache.camel.Consumer; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.spi.Metadata; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.apache.camel.spi.UriPath; |
| import org.apache.camel.support.DefaultEndpoint; |
| |
| /** |
| * The corda component uses the corda-rpc to interact with corda nodes. |
| */ |
| @UriEndpoint(firstVersion = "2.23.0", scheme = "corda", title = "Corda", syntax = "corda:configuration", label = "corda,blockchain") |
| public class CordaEndpoint extends DefaultEndpoint { |
| |
| @UriPath(description = "URL to the corda node") |
| @Metadata(required = true) |
| private CordaConfiguration configuration; |
| private CordaRPCConnection rpcConnection; |
| private CordaRPCOps proxy; |
| |
| public CordaEndpoint(String uri, String remaining, CordaComponent component, CordaConfiguration configuration) { |
| super(uri, component); |
| this.configuration = configuration; |
| |
| try { |
| URI nodeURI = new URI(uri); |
| configuration.setHost(nodeURI.getHost()); |
| configuration.setPort(nodeURI.getPort()); |
| |
| if (nodeURI.getUserInfo() != null) { |
| String[] creds = nodeURI.getUserInfo().split(":"); |
| if (configuration.getUsername() == null) { |
| configuration.setUsername(creds[0]); |
| } |
| if (configuration.getPassword() == null) { |
| configuration.setPassword(creds.length > 1 ? creds[1] : ""); |
| } |
| } |
| } catch (URISyntaxException e) { |
| throw new IllegalArgumentException("Invalid URI: " + remaining, e); |
| } |
| } |
| |
| @Override |
| public Producer createProducer() throws Exception { |
| return new CordaProducer(this, configuration, proxy); |
| } |
| |
| @Override |
| public Consumer createConsumer(Processor processor) throws Exception { |
| CordaConsumer consumer = new CordaConsumer(this, processor, configuration, proxy); |
| configureConsumer(consumer); |
| return consumer; |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| NetworkHostAndPort rpcAddress = new NetworkHostAndPort(configuration.getHost(), configuration.getPort()); |
| CordaRPCClient rpcClient = new CordaRPCClient(rpcAddress); |
| rpcConnection = rpcClient.start(this.configuration.getUsername(), this.configuration.getPassword()); |
| proxy = rpcConnection.getProxy(); |
| super.doStart(); |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| if (rpcConnection != null) { |
| rpcConnection.notifyServerAndClose(); |
| } |
| super.doStop(); |
| } |
| |
| } |