luos/workflow/engine/methods/services/Rest/CRUD.java

//Archivo HolaMundo.java

// Main class to sent differen kind of messages
import org.apache.http.impl.client.DefaultHttpClient;

// Enter CRUD memebers 
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpPut;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.methods.HttpDelete;

// Used to set JSON or XML messages request
import org.apache.http.entity.StringEntity;

// Needed for response goal
import org.apache.http.HttpResponse;
import org.apache.http.HttpEntity;
import org.apache.http.util.EntityUtils;


public class CRUD
{
	private static void PostSample()
	{
		System.out.println("POST: Enter login params\n");
		
        String loginParamsXML = "<?xml version='1.0'?>\n"
				+"<request>\n"
				+"<user>admin</user>\n"
				+"<password>admin</password>\n"
				+"</request>";
        String URI = "http://ralph.pmos.colosa.net/rest/ralph/login/";
 
		System.out.println( "Request: "+URI + "\n"+ loginParamsXML + "\n");
		
        DefaultHttpClient httpClient = new DefaultHttpClient();
		HttpPost postRequest = new HttpPost(URI);
		try
		{
			StringEntity input = new StringEntity( loginParamsXML);
			input.setContentType("application/xml");
			postRequest.setEntity(input);
			HttpResponse httpResponse = httpClient.execute(postRequest);
			
			HttpEntity responseEntity = httpResponse.getEntity();
			if( responseEntity != null)
			{
				String response = new String();
				response = EntityUtils.toString( responseEntity);
				System.out.println( "Response: " + response + "\n");
			}
		}
		catch( java.io.IOException x)
		{
			throw new RuntimeException("I/O error" + x.toString()); 
		}
	}
	
	private static void GetSample()
	{
		System.out.println("GET: Display TRANSLATION table row\n");
		
        String URI = "http://ralph.pmos.colosa.net/rest/ralph/TRANSLATION/LABEL/LOGIN/en/";
 		System.out.println( "Request: " + URI + "\n");
		
        DefaultHttpClient httpClient = new DefaultHttpClient();
		HttpGet getRequest = new HttpGet(URI);
		try
		{
			HttpResponse httpResponse = httpClient.execute(getRequest);
			
			HttpEntity responseEntity = httpResponse.getEntity();
			if( responseEntity != null)
			{
				String response = new String();
				response = EntityUtils.toString( responseEntity);
				System.out.println( "Response: " + response + "\n");
			}
		}
		catch( java.io.IOException x)
		{
			throw new RuntimeException("I/O error" + x.toString()); 
		}
	}
	
	private static void AnotherPostSample()
	{
		System.out.println("POST: Insert new row in TRANLATION\n");
		
        String URI = "http://ralph.pmos.colosa.net/rest/ralph/TRANSLATION/";
		String newRow = "BUTTON/ESCAPE/en/sample/2012-05-05/";
		System.out.println( "Request: " + URI + " new row: " + newRow + "\n");
		URI = URI + newRow;
		
        DefaultHttpClient httpClient = new DefaultHttpClient();
		HttpPost postRequest = new HttpPost(URI);
		try
		{
			HttpResponse httpResponse = httpClient.execute(postRequest);
			
			HttpEntity responseEntity = httpResponse.getEntity();
			if( responseEntity != null)
			{
				String response = new String();
				if(response.isEmpty())
				{
					System.out.println( "Response: Status code: " + httpResponse.getStatusLine().getStatusCode()+ "\n");
					return;
				}
				response = EntityUtils.toString( responseEntity);
				System.out.println( "Response: " + response + "\n");
			}
		}
		catch( java.io.IOException x)
		{
			throw new RuntimeException("I/O error" + x.toString()); 
		}
	}
	
	private static void PutSample()
	{
		System.out.println("POST: Update a row in TRANLATION\n");
		
        String URI = "http://ralph.pmos.colosa.net/rest/ralph/TRANSLATION/";
		String index = "BUTTON/ESCAPE/en/";
		String updateData = "changesample/2011-07-06/";
 
		System.out.println( "Request: " + URI + " index: " + index + " updateData: " + updateData + "\n");
		URI = URI + index + updateData;
		
        DefaultHttpClient httpClient = new DefaultHttpClient();
		HttpPut putRequest = new HttpPut(URI);
		try
		{
			HttpResponse httpResponse = httpClient.execute(putRequest);
			
			HttpEntity responseEntity = httpResponse.getEntity();
			if( responseEntity != null)
			{
				String response = new String();
				if(response.isEmpty())
				{
					System.out.println( "Response: Status code: " + httpResponse.getStatusLine().getStatusCode()+ "\n");
					return;
				}
				response = EntityUtils.toString( responseEntity);
				System.out.println( "Response: " + response + "\n");
			}
		}
		catch( java.io.IOException x)
		{
			throw new RuntimeException("I/O error" + x.toString()); 
		}
	}
	
	private static void DeleteSample()
	{
		System.out.println("DELETE: Remove a row in TRANLATION\n");
		
        String URI = "http://ralph.pmos.colosa.net/rest/ralph/TRANSLATION/";
		String index = "BUTTON/ESCAPE/en/";
		
		System.out.println( "Request: " + URI + "index:" + index + "\n");
		URI = URI + index;
		
        DefaultHttpClient httpClient = new DefaultHttpClient();
		HttpDelete deleteRequest = new HttpDelete(URI);
		try
		{
			HttpResponse httpResponse = httpClient.execute(deleteRequest);
			
			HttpEntity responseEntity = httpResponse.getEntity();
			if( responseEntity != null)
			{
				String response = new String();
				if(response.isEmpty())
				{
					System.out.println( "Response: Status code: " + httpResponse.getStatusLine().getStatusCode()+ "\n");
					return;
				}
				response = EntityUtils.toString( responseEntity);
				System.out.println( "Response: " + response + "\n");
			}
		}
		catch( java.io.IOException x)
		{
			throw new RuntimeException("I/O error" + x.toString()); 
		}
	}

    public static void main(String args[])
    {
        System.out.println("CRUD sample.");
		PostSample();
		GetSample();
		AnotherPostSample();
		PutSample();
		DeleteSample();
    }
}