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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 für 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 für 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));
}
}