Merge pull request #2017 from web3j/fix/contract-wrapper

fix contract generator

Author: gtebrean

CHANGELOG.md

@@ -7,7 +7,7 @@ See [Conventional Commits](https://conventionalcommits.org) for commit guideline
 
 ### Bug Fixes
 
-*
+* Fix contract wrapper generation [#2017](https://github.com/web3j/web3j/pull/2017)
 
 ### Features
 

codegen/src/main/java/org/web3j/codegen/SolidityFunctionWrapper.java

@@ -671,7 +671,7 @@ private Set<String> getDuplicateFunctionNames(List<AbiDefinition> functionDefini
     private static MethodSpec buildGetDeploymentBinaryMethod() {
         MethodSpec.Builder toReturn =
                 MethodSpec.methodBuilder("getDeploymentBinary")
-                        .addModifiers(Modifier.PRIVATE, Modifier.STATIC)
+                        .addModifiers(Modifier.PUBLIC, Modifier.STATIC)
                         .returns(ClassName.get(String.class));
 
         CodeBlock codeBlock =

codegen/src/test/resources/solidity/metacoin/build/java/MetaCoin.java

@@ -166,7 +166,7 @@ public static void linkLibraries(List<Contract.LinkReference> references) {
         librariesLinkedBinary = linkBinaryWithReferences(BINARY, references);
     }
 
-    private static String getDeploymentBinary() {
+    public static String getDeploymentBinary() {
         if (librariesLinkedBinary != null) {
             return librariesLinkedBinary;
         } else {