Ensure enough space in dst buffer

franz1981 · franz1981 · commit fc4a3708b68a · 2025-04-12T21:54:31.000+02:00
diff --git a/frameworks/Java/netty/src/main/java/hello/HelloServerInitializer.java b/frameworks/Java/netty/src/main/java/hello/HelloServerInitializer.java
@@ -26,6 +26,8 @@ protected void encodeHeaders(HttpHeaders headers, ByteBuf buf) {
 						if (lastSeenHeaders != headers) {
 							updateEncodedHttpHeaders(headers, buf);
 						}
+						var encodedHeaders = this.encodedHeaders;
+						buf.ensureWritable(encodedHeaders.readableBytes());
 						encodedHeaders.getBytes(encodedHeaders.readerIndex(), buf, encodedHeaders.readableBytes());
 					}
 

Original file line number	Diff line number	Diff line change
`@@ -26,6 +26,8 @@ protected void encodeHeaders(HttpHeaders headers, ByteBuf buf) {`
`26`	`26`	`if (lastSeenHeaders != headers) {`
`27`	`27`	`updateEncodedHttpHeaders(headers, buf);`
`28`	`28`	`}`
	`29`	`+ var encodedHeaders = this.encodedHeaders;`
	`30`	`+ buf.ensureWritable(encodedHeaders.readableBytes());`
`29`	`31`	`encodedHeaders.getBytes(encodedHeaders.readerIndex(), buf, encodedHeaders.readableBytes());`
`30`	`32`	`}`
`31`	`33`