| /* |
| * 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.splunk.support; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.OutputStreamWriter; |
| import java.io.Writer; |
| import java.net.Socket; |
| import java.nio.charset.StandardCharsets; |
| |
| import com.splunk.Args; |
| import com.splunk.Service; |
| import org.apache.camel.component.splunk.SplunkEndpoint; |
| import org.apache.camel.component.splunk.event.SplunkEvent; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public abstract class SplunkDataWriter implements DataWriter { |
| private static final Logger LOG = LoggerFactory.getLogger(SplunkDataWriter.class); |
| |
| protected SplunkEndpoint endpoint; |
| protected Args args; |
| private boolean connected; |
| private Socket socket; |
| |
| public SplunkDataWriter(SplunkEndpoint endpoint, Args args) { |
| this.endpoint = endpoint; |
| this.args = args; |
| } |
| |
| protected abstract Socket createSocket(Service service) throws IOException; |
| |
| @Override |
| public void write(SplunkEvent event) throws Exception { |
| doWrite(event.toString()); |
| } |
| |
| @Override |
| public void write(String event) throws Exception { |
| doWrite(event + SplunkEvent.LINEBREAK); |
| } |
| |
| protected synchronized void doWrite(String event) throws IOException { |
| LOG.debug("writing event to splunk:{}", event); |
| OutputStream ostream = socket.getOutputStream(); |
| Writer writer = new OutputStreamWriter(ostream, StandardCharsets.UTF_8); |
| writer.write(event); |
| writer.flush(); |
| } |
| |
| @Override |
| public synchronized void start() { |
| try { |
| socket = createSocket(endpoint.getService()); |
| connected = true; |
| } catch (Exception e) { |
| connected = false; |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public synchronized void stop() { |
| try { |
| if (socket != null) { |
| socket.close(); |
| connected = false; |
| } |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| @Override |
| public boolean isConnected() { |
| return connected; |
| } |
| } |