Fixes classpath in CompilerClassLoader for windows support

hyperledger-web3j · Sep 14, 2020 · 5f708fc · 5f708fc
1 parent 7ab0f6a
commit 5f708fc
Showing 1 changed file with 15 additions and 2 deletions.
diff --git a/codegen/src/main/java/org/web3j/codegen/unit/gen/CompilerClassLoader.java b/codegen/src/main/java/org/web3j/codegen/unit/gen/CompilerClassLoader.java
@@ -92,14 +92,27 @@ private Optional<File> compileClass(final String name) {
     }
 
     private String buildClassPath() {
-        return buildClassPath(urls) + ':' + System.getProperty("java.class.path");
+        return buildClassPath(urls) + getClassPathSeparator() + System.getProperty("java.class.path");
+    }
+
+    private String getClassPathSeparator() {
+        if(isWindows()) {
+            return ";";
+        }
+        else {
+            return ":";
+        }
+    }
+
+    private boolean isWindows() {
+        return System.getProperty("os.name").toLowerCase().startsWith("windows");
     }
 
     private String buildClassPath(final URL... urls) {
         return Arrays.stream(urls)
                 .map(URL::toExternalForm)
                 .map(url -> url.replaceAll("file:", ""))
-                .collect(Collectors.joining(":"));
+                .collect(Collectors.joining(getClassPathSeparator()));
     }
 
     private Optional<byte[]> readBytes(final File file) {