JAVA-15014 Renamed httpclient4 to apache-httpclient4 (#13516)

apache-httpclient4/src/main/java/com/baeldung/basic/MyBasicAuthenticationEntryPoint.java

@@ -0,0 +1,30 @@
+package com.baeldung.basic;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.web.authentication.www.BasicAuthenticationEntryPoint;
+import org.springframework.stereotype.Component;
+
+@Component
+public class MyBasicAuthenticationEntryPoint extends BasicAuthenticationEntryPoint {
+
+    @Override
+    public void commence(final HttpServletRequest request, final HttpServletResponse response, final AuthenticationException authException) throws IOException {
+        response.addHeader("WWW-Authenticate", "Basic realm=\"" + getRealmName() + "\"");
+        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
+        final PrintWriter writer = response.getWriter();
+        writer.println("HTTP Status " + HttpServletResponse.SC_UNAUTHORIZED + " - " + authException.getMessage());
+    }
+
+    @Override
+    public void afterPropertiesSet() {
+        setRealmName("Baeldung");
+        super.afterPropertiesSet();
+    }
+
+}