I am new to Jersey. I need to implement a Jersey client to submit data with POST method. The curl command is:
curl -d '{"switch": "00:00:00:00:00:00:00:01", "name":"flow-mod-1", "priority":"32768", "ingress-port":"1","active":"true", "actions":"output=2"}' http://localhost:8080/wm/staticflowentrypusher/json
So I am trying to figure out how to use Jersey client to implement the above curl command.
So far I have done:
public class FLClient { private static Client client; private static WebResource webResource; private static String baseuri = "http://localhost:8080/wm/staticflowentrypusher/json"; private static ClientResponse response; private static String output = null; public static void main(String[] args) { try { client = Client.create(); webResource = client.resource(baseuri); // implement POST data } catch (Exception e) { e.printStackTrace(); } } }
Can someone help me with it?
Jersey Client Example We can use the Jersey Client to call our web service and get a response programmatically. EmpClient. java: This is a sample java program through which are invoking our web service.
Jersey is a REST-client, featuring full JAX-RS implementation, neat fluent API and a powerfull filter stack. Apache Http Client is a HTTP-client, perfect in managing low-level details like timeouts, complex proxy routes and connection polling. They act on a different levels of your protocol stack.
Jersey is Sun's production quality reference implementation for JSR 311: JAX-RS: The Java API for RESTful Web Services. Jersey implements support for the annotations defined in JSR-311, making it easy for developers to build RESTful web services with Java and the Java JVM.
Now I figure it out. Here is my solution:
public static void main(String[] args) { try { Client client = Client.create(); WebResource webResource = client.resource(baseuri); String input = "{\"switch\": \"00:00:00:00:00:00:00:01\", " + "\"name\":\"flow-mod-1\", \"priority\":\"32768\", " + "\"ingress-port\":\"1\",\"active\":\"true\", " + "\"actions\":\"output=2\"}"; // POST method ClientResponse response = webResource.accept("application/json") .type("application/json").post(ClientResponse.class, input); // check response status code if (response.getStatus() != 200) { throw new RuntimeException("Failed : HTTP error code : " + response.getStatus()); } // display response String output = response.getEntity(String.class); System.out.println("Output from Server .... "); System.out.println(output + "\n"); } catch (Exception e) { e.printStackTrace(); } }
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