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ContentCachingResponseWrapper skips contentLength for chunked responses

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Closes gh-26182
This commit is contained in:
Rossen Stoyanchev
2020-12-01 17:44:57 +00:00
parent 1e19e51c9c
commit 5328184f3a
2 changed files with 73 additions and 1 deletions
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5
spring-web/src/main/java/org/springframework/web/util/ContentCachingResponseWrapper.java
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@@ -27,6 +27,7 @@ import javax.servlet.WriteListener;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponseWrapper;
import org.springframework.http.HttpHeaders;
import org.springframework.lang.Nullable;
import org.springframework.util.FastByteArrayOutputStream;
@@ -209,7 +210,9 @@ public class ContentCachingResponseWrapper extends HttpServletResponseWrapper {
if (this.content.size() > 0) {
HttpServletResponse rawResponse = (HttpServletResponse) getResponse();
if ((complete || this.contentLength != null) && !rawResponse.isCommitted()) {
rawResponse.setContentLength(complete ? this.content.size() : this.contentLength);
if (rawResponse.getHeader(HttpHeaders.TRANSFER_ENCODING) == null) {
rawResponse.setContentLength(complete ? this.content.size() : this.contentLength);
}
this.contentLength = null;
}
this.content.writeTo(rawResponse.getOutputStream());