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/* Beispiel angelehnt an http://www.torsten-horn.de/techdocs/jee-rest.htm */ package verteiltesysteme.rest;
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader;
import javax.ws.rs.client.*; import javax.ws.rs.core.MediaType;
public class RESTClient { public static void main(String[] args) { String baseUrl = (args.length > 1) ? args[1] : "http://localhost:4434"; String webContextPathUpper = "/touppercase"; String webContextPathLower = "/tolowercase";
BufferedReader inFromUser = new BufferedReader(new InputStreamReader(System.in)); String input = null; try { System.out.println("Bitte geben Sie eine Zeichenkette ein: "); input = inFromUser.readLine(); } catch (IOException e) { e.printStackTrace(); } // Nutzung des RESTful Web Service f�r toUpperCase()
System.out.println("****************************"); System.out.println("* toUpperCase *"); System.out.println("****************************");
System.out.println("\nAngefragte URL: " + baseUrl + webContextPathUpper + "?input=" + input);
Client c = ClientBuilder.newClient(); WebTarget target = c.target(baseUrl);
System.out.println("\nTextausgabe:"); System.out.println( target.path(webContextPathUpper).queryParam("input", input).request(MediaType.TEXT_PLAIN).get(String.class)); System.out.println("\nJSON-Ausgabe:"); System.out.println(target.path(webContextPathUpper).queryParam("input", input).request(MediaType.APPLICATION_JSON) .get(String.class)); System.out.println("\nHTML-Ausgabe:"); System.out.println( target.path(webContextPathUpper).queryParam("input", input).request(MediaType.TEXT_HTML).get(String.class));
// Nutzung des RESTful Web Service f�r toLowerCase()
System.out.println("\n****************************"); System.out.println("* toLowerCase *"); System.out.println("****************************");
System.out.println("\nAngefragte URL: " + baseUrl + webContextPathLower + "?input=" + input);
System.out.println("\nTextausgabe:"); System.out.println( target.path(webContextPathLower).queryParam("input", input).request(MediaType.TEXT_PLAIN).get(String.class)); System.out.println("\nJSON-Ausgabe:"); System.out.println(target.path(webContextPathLower).queryParam("input", input).request(MediaType.APPLICATION_JSON) .get(String.class)); System.out.println("\nHTML-Ausgabe:"); System.out.println( target.path(webContextPathLower).queryParam("input", input).request(MediaType.TEXT_HTML).get(String.class)); } }
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