/*
* 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 helloworld;
import java.io.InputStream;
import java.io.IOException;
import org.apache.tuscany.sca.host.embedded.SCADomain;
/**
* This server program shows how to create an SCA runtime, and start it which
* activates the helloworld Web service endpoint.
*/
public class HelloWorldServer {
private static final String EPMD_COMMAND = "epmd";
public static void main(String[] args) {
try {
Process process = null;
try {
process = Runtime.getRuntime().exec(EPMD_COMMAND);
} catch (IOException e) {
System.out
.println("Cannot proceed - exception while executing "
+ EPMD_COMMAND
+ ": "
+ e.getMessage()
+ ". Valid and working Erlang/OTP distribution is required.");
}
if (process != null) {
startReaderThread(process.getInputStream());
startReaderThread(process.getErrorStream());
System.out.println("EPMD server started");
SCADomain scaDomain = SCADomain
.newInstance("helloworlderlangservice.composite");
System.out
.println("HelloWorld server started (press enter to shutdown)");
System.in.read();
scaDomain.close();
System.out.println("HelloWorld server stopped");
process.destroy();
System.out.println("EPMD server stopped");
}
} catch (Exception e) {
e.printStackTrace();
}
}
private static void startReaderThread(final InputStream stream) {
Thread readerThread = new Thread() {
public void run() {
try {
byte[] buf = new byte[100];
while (true) {
stream.read(buf);
}
} catch (Exception e) {
return;
}
}
};
readerThread.start();
}
}