FormResource.java
/*
* Copyright (c) 2010, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.glassfish.jersey.examples.console.resources;
import java.io.InputStream;
import java.util.Date;
import javax.ws.rs.Consumes;
import javax.ws.rs.GET;
import javax.ws.rs.POST;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.Cookie;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.NewCookie;
import javax.ws.rs.core.Response;
/**
* A Web form resource, produces the form and processes the results of
* submitting it.
*
*/
@Path("/form")
@Produces("text/html")
public class FormResource {
private static final Colours coloursResource = new Colours();
@Context
HttpHeaders headers;
@Path("colours")
public Colours getColours() {
return coloursResource;
}
/**
* Produce a form from a static HTML file packaged with the compiled class
* @return a stream from which the HTML form can be read.
*/
@GET
public Response getForm() {
Date now = new Date();
InputStream entity = this.getClass().getClassLoader().getResourceAsStream("form.html");
return Response.ok(entity)
.cookie(new NewCookie("date", now.toString())).build();
}
/**
* Process the form submission. Produces a table showing the form field
* values submitted.
* @return a dynamically generated HTML table.
* @param formData the data from the form submission
*/
@POST
@Consumes("application/x-www-form-urlencoded")
public String processForm(MultivaluedMap<String, String> formData) {
StringBuilder buf = new StringBuilder();
buf.append("<html><head><title>Form results</title></head><body>");
buf.append("<p>Hello, you entered the following information: </p><table border='1'>");
for (String key : formData.keySet()) {
if (key.equals("submit")) {
continue;
}
buf.append("<tr><td>");
buf.append(key);
buf.append("</td><td>");
buf.append(formData.getFirst(key));
buf.append("</td></tr>");
}
for (Cookie c : headers.getCookies().values()) {
buf.append("<tr><td>Cookie: ");
buf.append(c.getName());
buf.append("</td><td>");
buf.append(c.getValue());
buf.append("</td></tr>");
}
buf.append("</table></body></html>");
return buf.toString();
}
}