Source Code Cross Referenced for OBEXmlRpcServer.java in  » Workflow-Engines » obe-1.0 » org » obe » server » xmlrpc » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Workflow Engines » obe 1.0 » org.obe.server.xmlrpc 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*--
002:
003:         Copyright (C) 2002 Anthony Eden.
004:         All rights reserved.
005:
006:         Redistribution and use in source and binary forms, with or without
007:         modification, are permitted provided that the following conditions
008:         are met:
009:
010:         1. Redistributions of source code must retain the above copyright
011:            notice, this list of conditions, and the following disclaimer.
012:
013:         2. Redistributions in binary form must reproduce the above copyright
014:            notice, this list of conditions, and the disclaimer that follows
015:            these conditions in the documentation and/or other materials
016:            provided with the distribution.
017:
018:         3. The names "OBE" and "Open Business Engine" must not be used to
019:            endorse or promote products derived from this software without prior
020:            written permission.  For written permission, please contact
021:            me@anthonyeden.com.
022:
023:         4. Products derived from this software may not be called "OBE" or
024:            "Open Business Engine", nor may "OBE" or "Open Business Engine"
025:            appear in their name, without prior written permission from
026:            Anthony Eden (me@anthonyeden.com).
027:
028:         In addition, I request (but do not require) that you include in the
029:         end-user documentation provided with the redistribution and/or in the
030:         software itself an acknowledgement equivalent to the following:
031:             "This product includes software developed by
032:              Anthony Eden (http://www.anthonyeden.com/)."
033:
034:         THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
035:         WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
036:         OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
037:         DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
038:         INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
039:         (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
040:         SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
041:         HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
042:         STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
043:         IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
044:         POSSIBILITY OF SUCH DAMAGE.
045:
046:         For more information on OBE, please see <http://obe.sourceforge.net/>.
047:
048:         */
049:
050:        package org.obe.server.xmlrpc;
051:
052:        import org.apache.commons.logging.Log;
053:        import org.apache.commons.logging.LogFactory;
054:        import org.apache.xmlrpc.WebServer;
055:        import org.obe.server.WorkflowServer;
056:
057:        public class OBEXmlRpcServer {
058:            public static final int DEFAULT_PORT = 8988;
059:            public static final int DEFAULT_ADMIN_PORT = 8990;
060:
061:            public static final String STATUS_RUNNING = "Running";
062:            public static final String STATUS_STOPPING = "Stopping";
063:            public static final String STATUS_STARTING = "Starting";
064:            public static final String STATUS_STOPPED = "Stopped";
065:            public static final String STATUS_SHUTTING_DOWN = "Shutting Down";
066:
067:            private static final Log log = LogFactory
068:                    .getLog(OBEXmlRpcServer.class);
069:
070:            private WebServer webServer;
071:            private WebServer adminServer;
072:
073:            private WorkflowServer server;
074:            private String status;
075:            private int port;
076:
077:            public OBEXmlRpcServer(WorkflowServer server) throws Exception {
078:                this (server, DEFAULT_ADMIN_PORT);
079:            }
080:
081:            public OBEXmlRpcServer(WorkflowServer server, int adminPort)
082:                    throws Exception {
083:                this .server = server;
084:                log.info("Starting admin server on " + adminPort);
085:                adminServer = new WebServer(adminPort);
086:                adminServer.addHandler("system", this );
087:                log.info("Admin server running");
088:            }
089:
090:            public String getStatus() {
091:                return status;
092:            }
093:
094:            public int getPort() {
095:                return port;
096:            }
097:
098:            public String startServer() {
099:                return startServer(DEFAULT_PORT);
100:            }
101:
102:            public String startServer(int port) {
103:                if (webServer == null) {
104:                    try {
105:
106:                        setStatus(STATUS_STARTING);
107:                        log.info("Starting server on port " + port);
108:                        webServer = new WebServer(port);
109:
110:                        //webServer.addHandler("obe",
111:                        //    new EventXmlRpcHandler(runtimeContext));
112:                        //log.info("Added 'obe' object");
113:
114:                        webServer.addHandler("system", this );
115:                        log.info("Added 'system' object");
116:
117:                        webServer.addHandler("server", server);
118:                        log.info("Added 'server' object");
119:
120:                        log.info("Server running");
121:
122:                        setStatus(STATUS_RUNNING);
123:                        setPort(port);
124:
125:                        return "OK";
126:                    } catch (Exception e) {
127:                        e.printStackTrace();
128:                        return "FAILED: Startup error - " + e.getMessage();
129:                    }
130:                } else {
131:                    return "FAILED: Server already running";
132:                }
133:            }
134:
135:            public String stopServer() {
136:                if (webServer != null) {
137:                    setStatus(STATUS_STOPPING);
138:                    log.info("Stopping server");
139:                    webServer.shutdown();
140:                    log.info("Server stopped");
141:                    setStatus(STATUS_STOPPED);
142:                    webServer = null;
143:                    return "OK";
144:                } else {
145:                    return "FAILED: Server not running";
146:                }
147:            }
148:
149:            public String shutdownServer() {
150:                log.info("Shutting down server");
151:                stopServer();
152:                setStatus(STATUS_SHUTTING_DOWN);
153:                adminServer.shutdown();
154:                Thread t = new Thread(new Runnable() {
155:                    public void run() {
156:                        log.info("Shutting down in 10 seconds");
157:                        try {
158:                            Thread.sleep(10000);
159:                        } catch (InterruptedException e) {
160:
161:                        }
162:                        log.info("Shutting down");
163:                        System.exit(0);
164:                    }
165:                }, "ShutdownThread");
166:                t.start();
167:                return "OK";
168:            }
169:
170:            private void setStatus(String status) {
171:                this .status = status;
172:            }
173:
174:            private void setPort(int port) {
175:                this.port = port;
176:            }
177:
178:        }
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