SampleClient.java

//
// Java Sample client for mosesserver (Created by Marwen AZOUZI)
// The XML-RPC libraries are available at Apache (http://ws.apache.org/xmlrpc/) 
//

import java.util.HashMap;
import java.net.URL;
import org.apache.xmlrpc.client.XmlRpcClient;
import org.apache.xmlrpc.client.XmlRpcClientConfigImpl;

public class SampleClient {
    public static void main(String[] args) {
        try {
            // Create an instance of XmlRpcClient
            XmlRpcClientConfigImpl config = new XmlRpcClientConfigImpl();
            config.setServerURL(new URL("http://localhost:8999/RPC2"));
            XmlRpcClient client = new XmlRpcClient();
            client.setConfig(config);
            // The XML-RPC data type used by mosesserver is <struct>. In Java, this data type can be represented using HashMap.
            HashMap<String,String> mosesParams = new HashMap<String,String>();
            String textToTranslate = new String("some text to translate .");
            mosesParams.put("text", textToTranslate);
            mosesParams.put("align", "true");
            mosesParams.put("report-all-factors", "true");
            // The XmlRpcClient.execute method doesn't accept Hashmap (pParams). It's either Object[] or List. 
            Object[] params = new Object[] { null };
            params[0] = mosesParams;
            // Invoke the remote method "translate". The result is an Object, convert it to a HashMap.
            HashMap result = (HashMap)client.execute("translate", params);
                        // Print the returned results
            String textTranslation = (String)result.get("text");
            System.out.println("Input : "+textToTranslate);
            System.out.println("Translation : "+textTranslation);
            if (result.get("align") != null){ 
                Object[] aligns = (Object[])result.get("align");
                System.out.println("Phrase alignments : [Source Start:Source End][Target Start]"); 
                for ( Object element : aligns) {
                            HashMap align = (HashMap)element;   
                    System.out.println("["+align.get("src-start")+":"+align.get("src-end")+"]["+align.get("tgt-start")+"]");
                }
            }               
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}