| /** |
| * 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.beanstalk; |
| |
| import java.io.UnsupportedEncodingException; |
| import java.net.URLDecoder; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Scanner; |
| |
| import com.surftools.BeanstalkClient.Client; |
| import com.surftools.BeanstalkClientImpl.ClientImpl; |
| |
| /** |
| * Represents the connection to Beanstalk. |
| * <p/> |
| * Along with the list of tubes it may watch. |
| */ |
| public class ConnectionSettings { |
| final String host; |
| final int port; |
| final String[] tubes; |
| |
| public ConnectionSettings(final String tube) { |
| this(Client.DEFAULT_HOST, Client.DEFAULT_PORT, tube); |
| } |
| |
| public ConnectionSettings(final String host, final String tube) { |
| this(host, Client.DEFAULT_PORT, tube); |
| } |
| |
| public ConnectionSettings(final String host, final int port, final String tube) { |
| this.host = host; |
| this.port = port; |
| |
| final Scanner scanner = new Scanner(tube); |
| scanner.useDelimiter("\\+"); |
| final ArrayList<String> buffer = new ArrayList<String>(); |
| while (scanner.hasNext()) { |
| final String tubeRaw = scanner.next(); |
| try { |
| buffer.add(URLDecoder.decode(tubeRaw, "UTF-8")); |
| } catch (UnsupportedEncodingException e) { |
| buffer.add(tubeRaw); |
| } |
| } |
| this.tubes = buffer.toArray(new String[buffer.size()]); |
| scanner.close(); |
| } |
| |
| /** |
| * Returns the {@link Client} instance ready for writing |
| * operations, e.g. "put". |
| * <p/> |
| * <code>use(tube)</code> is applied during this call. |
| * |
| * @return {@link Client} instance |
| * @throws IllegalArgumentException the exception is raised when this ConnectionSettings |
| * has more than one tube. |
| */ |
| public Client newWritingClient() throws IllegalArgumentException { |
| if (tubes.length > 1) { |
| throw new IllegalArgumentException("There must be only one tube specified for Beanstalk producer"); |
| } |
| |
| final String tube = tubes.length > 0 ? tubes[0] : BeanstalkComponent.DEFAULT_TUBE; |
| |
| final ClientImpl client = new ClientImpl(host, port); |
| |
| /* FIXME: There is a problem in JavaBeanstalkClient 1.4.4 (at least in 1.4.4), |
| when using uniqueConnectionPerThread=false. The symptom is that ProtocolHandler |
| breaks the protocol, reading incomplete messages. To be investigated. */ |
| //client.setUniqueConnectionPerThread(false); |
| client.useTube(tube); |
| return client; |
| } |
| |
| /** |
| * Returns the {@link Client} instance for reading operations with all |
| * the tubes aleady watched |
| * <p/> |
| * <code>watch(tube)</code> is applied for every tube during this call. |
| * |
| * @param useBlockIO configuration param to {@link Client} |
| * @return {@link Client} instance |
| */ |
| public Client newReadingClient(boolean useBlockIO) { |
| final ClientImpl client = new ClientImpl(host, port, useBlockIO); |
| |
| /* FIXME: There is a problem in JavaBeanstalkClient 1.4.4 (at least in 1.4.4), |
| when using uniqueConnectionPerThread=false. The symptom is that ProtocolHandler |
| breaks the protocol, reading incomplete messages. To be investigated. */ |
| //client.setUniqueConnectionPerThread(false); |
| for (String tube : tubes) { |
| client.watch(tube); |
| } |
| return client; |
| } |
| |
| @Override |
| public boolean equals(final Object obj) { |
| if (obj instanceof ConnectionSettings) { |
| final ConnectionSettings other = (ConnectionSettings) obj; |
| return other.host.equals(host) && other.port == port && Arrays.equals(other.tubes, tubes); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return 41 * (41 * (41 + host.hashCode()) + port) + Arrays.hashCode(tubes); |
| } |
| |
| @Override |
| public String toString() { |
| return "beanstalk://" + host + ":" + port + "/" + Arrays.toString(tubes); |
| } |
| } |