org.openl.rules.rest.RestBasicAuthenticationEntryPoint Maven / Gradle / Ivy

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package org.openl.rules.rest;

import java.io.IOException;
import java.io.Writer;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import io.swagger.v3.oas.annotations.enums.SecuritySchemeType;
import io.swagger.v3.oas.annotations.security.SecurityScheme;
import org.springframework.http.MediaType;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.www.BasicAuthenticationEntryPoint;

/**
 * Authentication entry point for REST services
 */
@SecurityScheme(name = "basicAuth", type = SecuritySchemeType.HTTP, scheme = "basic")
public class RestBasicAuthenticationEntryPoint extends BasicAuthenticationEntryPoint {
    @Override
    public void commence(HttpServletRequest request,
                         HttpServletResponse response,
                         AuthenticationException authException) throws IOException {
        response.addHeader("WWW-Authenticate", "Basic realm=\"" + getRealmName() + "\"");
        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
        response.setContentType(MediaType.TEXT_HTML_VALUE);
        Writer writer = response.getWriter();
        writer.write("Unauthorized: ");
        writer.write(authException.getMessage());
        writer.write("\r\n");
    }
}