added better validation to throw more meaningful error message if a file is null

2012-05-18 19:48:47 +01:00
parent 08a45ef346
commit 06f8e27d78
1 changed files with 6 additions and 0 deletions
@@ -58,6 +58,12 @@ public class CompilerDependencies {
            if (altHeadersClasspath.length == 0) {
                throw new IllegalArgumentException("altHeaders must be included for mode " + compilerSpecialMode);
            }
+            for (int i = 0; i < altHeadersClasspath.length; i++) {
+                File file = altHeadersClasspath[i];
+                if (file == null) {
+                    throw new IllegalArgumentException("altHeaders file " + i + " must not be null for included for mode " + compilerSpecialMode);
+                }
+            }
        }
        if (compilerSpecialMode.includeKotlinRuntime()) {
            if (runtimeJar == null) {