ResponseErrorHandler provides access to URI and method

Issue: SPR-15511

Author: rstoyanchev

spring-web/src/main/java/org/springframework/web/client/AsyncRestTemplate.java

@@ -539,7 +539,7 @@ private void handleResponseError(HttpMethod method, URI url, ClientHttpResponse
 				// ignore
 			}
 		}
-		getErrorHandler().handleError(response);
+		getErrorHandler().handleError(url, method, response);
 	}
 
 	/**

spring-web/src/main/java/org/springframework/web/client/ResponseErrorHandler.java

@@ -17,7 +17,9 @@
 package org.springframework.web.client;
 
 import java.io.IOException;
+import java.net.URI;
 
+import org.springframework.http.HttpMethod;
 import org.springframework.http.client.ClientHttpResponse;
 
 /**
@@ -48,4 +50,17 @@ public interface ResponseErrorHandler {
 	 */
 	void handleError(ClientHttpResponse response) throws IOException;
 
+	/**
+	 * Alternative to {@link #handleError(ClientHttpResponse)} with extra
+	 * information providing access to the request URL and HTTP method.
+	 * @param url the request URL
+	 * @param method the HTTP method
+	 * @param response the response with the error
+	 * @throws IOException in case of I/O errors
+	 * @since 5.0
+	 */
+	default void handleError(URI url, HttpMethod method, ClientHttpResponse response) throws IOException {
+		handleError(response);
+	}
+
 }

spring-web/src/main/java/org/springframework/web/client/RestTemplate.java

@@ -726,7 +726,7 @@ protected void handleResponse(URI url, HttpMethod method, ClientHttpResponse res
 			}
 		}
 		if (hasError) {
-			errorHandler.handleError(response);
+			errorHandler.handleError(url, method, response);
 		}
 	}
 

spring-web/src/test/java/org/springframework/web/client/RestTemplateTests.java

@@ -163,12 +163,14 @@ public void uriTemplateWithTrailingSlash() throws Exception {
 
 	@Test
 	public void errorHandling() throws Exception {
-		given(requestFactory.createRequest(new URI("http://example.com"), HttpMethod.GET)).willReturn(request);
+		URI uri = new URI("http://example.com");
+		given(requestFactory.createRequest(uri, HttpMethod.GET)).willReturn(request);
 		given(request.execute()).willReturn(response);
 		given(errorHandler.hasError(response)).willReturn(true);
 		given(response.getStatusCode()).willReturn(HttpStatus.INTERNAL_SERVER_ERROR);
 		given(response.getStatusText()).willReturn("Internal Server Error");
-		willThrow(new HttpServerErrorException(HttpStatus.INTERNAL_SERVER_ERROR)).given(errorHandler).handleError(response);
+		willThrow(new HttpServerErrorException(HttpStatus.INTERNAL_SERVER_ERROR))
+				.given(errorHandler).handleError(uri, HttpMethod.GET, response);
 
 		try {
 			template.execute("http://example.com", HttpMethod.GET, null, null);