(tomcat) 01/02: Use sendError() rather than working directly with Coyote response

[markt]

This is an automated email from the ASF dual-hosted git repository.

markt pushed a commit to branch 9.0.x
in repository https://gitbox.apache.org/repos/asf/tomcat.git

commit afd3e121eb05674188e5307f7d7f0b94b9f0efbe
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Wed Nov 8 16:36:41 2023 +0000

    Use sendError() rather than working directly with Coyote response
    
    The primary benefit is that the standard error page mechanism is
    invoked.
---
 .../org/apache/catalina/connector/InputBuffer.java | 26 +++++++++++-----------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/java/org/apache/catalina/connector/InputBuffer.java 
b/java/org/apache/catalina/connector/InputBuffer.java
index 013b4a49a1..db1a052f06 100644
--- a/java/org/apache/catalina/connector/InputBuffer.java
+++ b/java/org/apache/catalina/connector/InputBuffer.java
@@ -296,7 +296,6 @@ public class InputBuffer extends Reader implements 
ByteChunk.ByteInputChannel, A
      *
      * @throws IOException An underlying IOException occurred
      */
-    @SuppressWarnings("deprecation")
     @Override
     public int realReadBytes() throws IOException {
         if (closed) {
@@ -310,21 +309,11 @@ public class InputBuffer extends Reader implements 
ByteChunk.ByteInputChannel, A
         try {
             return coyoteRequest.doRead(this);
         } catch (BadRequestException bre) {
-            // Set flag used by asynchronous processing to detect errors on 
non-container threads
-            coyoteRequest.setErrorException(bre);
-            // In synchronous processing, this exception may be swallowed by 
the application so set error flags here.
-            coyoteRequest.setAttribute(RequestDispatcher.ERROR_EXCEPTION, bre);
-            coyoteRequest.getResponse().setStatus(400);
-            coyoteRequest.getResponse().setError();
             // Make the exception visible to the application
+            handleReadException(bre);
             throw bre;
         } catch (IOException ioe) {
-            // Set flag used by asynchronous processing to detect errors on 
non-container threads
-            coyoteRequest.setErrorException(ioe);
-            // In synchronous processing, this exception may be swallowed by 
the application so set error flags here.
-            coyoteRequest.setAttribute(RequestDispatcher.ERROR_EXCEPTION, ioe);
-            coyoteRequest.getResponse().setStatus(400);
-            coyoteRequest.getResponse().setError();
+            handleReadException(ioe);
             // Any other IOException on a read is almost always due to the 
remote client aborting the request.
             // Make the exception visible to the application
             throw new ClientAbortException(ioe);
@@ -332,6 +321,17 @@ public class InputBuffer extends Reader implements 
ByteChunk.ByteInputChannel, A
     }
 
 
+    private void handleReadException(Exception e) throws IOException {
+        // Set flag used by asynchronous processing to detect errors on 
non-container threads
+        coyoteRequest.setErrorException(e);
+        // In synchronous processing, this exception may be swallowed by the 
application so set error flags here.
+        Request request = (Request) 
coyoteRequest.getNote(CoyoteAdapter.ADAPTER_NOTES);
+        Response response = request.getResponse();
+        request.setAttribute(RequestDispatcher.ERROR_EXCEPTION, e);
+        response.sendError(400);
+    }
+
+
     public int readByte() throws IOException {
         throwIfClosed();
 


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