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HelloTokenServlet.java
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HelloTokenServlet.java
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/**
* Copyright (c) 2018 SAP SE or an SAP affiliate company. All rights reserved.
* This file is licensed under the Apache Software License,
* v. 2 except as noted otherwise in the LICENSE file
* https://github.com/SAP/cloud-security-xsuaa-integration/blob/master/LICENSE
*/
package sample.sapbuildpack.xsuaa;
import com.sap.cloud.security.token.AccessToken;
import com.sap.cloud.security.token.TokenClaims;
import javax.servlet.annotation.HttpConstraint;
import javax.servlet.annotation.ServletSecurity;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
/**
* Servlet implementation class HelloTokenServlet
*/
@WebServlet("/hello-token")
// configure servlet to check against scope "$XSAPPNAME.Display"
@ServletSecurity(@HttpConstraint(rolesAllowed = { "Display" }))
public class HelloTokenServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse
* response)
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException {
response.setContentType("text/plain");
AccessToken accessToken = (AccessToken) request.getUserPrincipal();
response.getWriter().append("Client ID: ")
.append("" + accessToken.getClaimAsString(TokenClaims.XSUAA.CLIENT_ID));
response.getWriter().append("\n");
response.getWriter().append("Email: ").append("" + accessToken.getClaimAsString(TokenClaims.EMAIL));
response.getWriter().append("\n");
response.getWriter().append("Family Name: ").append("" + accessToken.getClaimAsString(TokenClaims.FAMILY_NAME));
response.getWriter().append("\n");
response.getWriter().append("First Name: ").append("" + accessToken.getClaimAsString(TokenClaims.GIVEN_NAME));
response.getWriter().append("\n");
response.getWriter().append("OAuth Grant Type: ").append("" + accessToken.getGrantType());
response.getWriter().append("\n");
response.getWriter().append("OAuth Token: ").append("" + accessToken.getTokenValue());
response.getWriter().append("\n");
}
}