Merge pull request #1974 from lzgh0102/fix-dynamic-array-decode-null-…

…pointer Fix dynamic array decode null pointer
hyperledger-web3j · Oct 19, 2023 · 919e93e · 919e93e
2 parents dba4dfb + f9a3735
commit 919e93e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/abi/src/main/java/org/web3j/abi/TypeDecoder.java b/abi/src/main/java/org/web3j/abi/TypeDecoder.java
@@ -564,6 +564,9 @@ private static <T extends Type> T decodeDynamicParameterFromStruct(
         if (DynamicStruct.class.isAssignableFrom(declaredField)) {
             value = decodeDynamicStruct(dynamicElementData, 0, TypeReference.create(declaredField));
         } else if (DynamicArray.class.isAssignableFrom(declaredField)) {
+            if (parameter == null) {
+                throw new RuntimeException("parameter can not be null, try to use annotation @Parameterized to specify the parameter type");
+            }
             value =
                     (T)
                             decodeDynamicArray(