| /* |
| * 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.uima.collection.impl.cpm.container.deployer.socket; |
| |
| import java.io.BufferedReader; |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.InputStreamReader; |
| import java.net.Socket; |
| import java.net.SocketException; |
| import java.net.SocketTimeoutException; |
| import java.net.URL; |
| |
| import org.apache.uima.UIMAFramework; |
| import org.apache.uima.cas.CAS; |
| import org.apache.uima.resource.metadata.ProcessingResourceMetaData; |
| import org.apache.uima.util.Level; |
| |
| /** |
| * |
| * |
| */ |
| public class OFSocketTransportImpl implements SocketTransport { |
| |
| /** |
| * |
| */ |
| public OFSocketTransportImpl() { |
| super(); |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.collection.impl.cpm.container.deployer.socket.SocketTransport#getName() |
| */ |
| public String getName() { |
| |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.collection.impl.cpm.container.deployer.socket.SocketTransport#connect(java.net.URL, |
| * long) |
| */ |
| public Socket connect(URL aURI, long aTimeout) throws SocketException { |
| try { |
| if (UIMAFramework.getLogger().isLoggable(Level.FINEST)) { |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| Thread.currentThread().getName() + "-Created Connection to Fenced Service"); |
| } |
| return new Socket(aURI.getHost(), aURI.getPort()); |
| } catch (SocketException e) { |
| throw e; |
| } catch (Exception e) { |
| throw new SocketException(e.getMessage()); |
| } |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.collection.impl.cpm.container.deployer.socket.SocketTransport#invoke(java.net.Socket, |
| * org.apache.uima.cas.CAS) |
| */ |
| public CAS process(Socket aSocket, CAS aCas) throws SocketTimeoutException, SocketException { |
| DataOutputStream os = null; |
| |
| DataInputStream is = null; |
| |
| try { |
| if (aSocket.isClosed()) { |
| aSocket = connect(new URL("http", aSocket.getInetAddress().getHostName(), |
| aSocket.getPort(), ""), 100000); |
| } |
| if (UIMAFramework.getLogger().isLoggable(Level.FINEST)) { |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| Thread.currentThread().getName() + "-Sending Request to Fenced Service."); |
| } |
| os = new DataOutputStream(aSocket.getOutputStream()); |
| is = new DataInputStream(aSocket.getInputStream()); |
| |
| if (UIMAFramework.getLogger().isLoggable(Level.FINEST)) { |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| Thread.currentThread().getName() + "-Processing Response"); |
| } |
| BufferedReader reader = new BufferedReader(new InputStreamReader(is)); |
| os.writeBytes("HELLO\n"); |
| |
| String responseLine; |
| if (UIMAFramework.getLogger().isLoggable(Level.FINEST)) { |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| Thread.currentThread().getName() + "-Showing Response"); |
| } |
| if ((responseLine = reader.readLine()) != null) { |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| "Server Response: " + responseLine); |
| } |
| UIMAFramework.getLogger(this.getClass()).log(Level.FINEST, |
| Thread.currentThread().getName() + "-Done Showing Response"); |
| |
| } catch (SocketException e) { |
| e.printStackTrace(); |
| throw e; |
| } catch (Exception e) { |
| e.printStackTrace(); |
| throw new SocketException(e.getMessage()); |
| } finally { |
| try { |
| if (os != null) { |
| os.close(); |
| } |
| if (is != null) { |
| is.close(); |
| } |
| } catch (Exception e) { |
| } |
| } |
| |
| return null; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.apache.uima.collection.impl.cpm.container.deployer.socket.SocketTransport#getProcessingResourceMetaData() |
| */ |
| public ProcessingResourceMetaData getProcessingResourceMetaData(Socket aSocket) |
| throws SocketException { |
| |
| return null; |
| } |
| |
| } |