fix aarch64 jdk8 error writeU4Hex2

wenshao · wenshao · commit 290115a97bf8 · 2025-11-09T11:10:15.000+08:00
diff --git a/core/src/main/java/com/alibaba/fastjson2/util/StringUtils.java b/core/src/main/java/com/alibaba/fastjson2/util/StringUtils.java
@@ -327,7 +327,10 @@ public static void writeEscapedChar(byte[] bytes, int off, int c0) {
     }
 
     public static void writeU4Hex2(byte[] bytes, int off, int c) {
-        putIntUnaligned(bytes, off, LATIN1.U4);
+        bytes[off] = '\\';
+        bytes[off + 1] = 'u';
+        bytes[off + 2] = (byte) '0';
+        bytes[off + 3] = (byte) '0';
         putShortLE(bytes, off + 4, hex2(c));
     }
 

Original file line number	Diff line number	Diff line change
`@@ -327,7 +327,10 @@ public static void writeEscapedChar(byte[] bytes, int off, int c0) {`
`327`	`327`	`}`
`328`	`328`
`329`	`329`	`public static void writeU4Hex2(byte[] bytes, int off, int c) {`
`330`		`- putIntUnaligned(bytes, off, LATIN1.U4);`
	`330`	`+ bytes[off] = '\\';`
	`331`	`+ bytes[off + 1] = 'u';`
	`332`	`+ bytes[off + 2] = (byte) '0';`
	`333`	`+ bytes[off + 3] = (byte) '0';`
`331`	`334`	`putShortLE(bytes, off + 4, hex2(c));`
`332`	`335`	`}`
`333`	`336`