New analyzer snapshot.

pkg/analyzer/lib/src/generated/java_core.dart

Index: pkg/analyzer/lib/src/generated/java_core.dart
diff --git a/pkg/analyzer/lib/src/generated/java_core.dart b/pkg/analyzer/lib/src/generated/java_core.dart
index a075ca859f636de9da7e15de2aca1514a8e08a2b..3ee1055d1f471bf5c003adfe16a9e5dd9c14b663 100644
--- a/pkg/analyzer/lib/src/generated/java_core.dart
+++ b/pkg/analyzer/lib/src/generated/java_core.dart
@@ -220,6 +220,9 @@ class StringUtils {
     }
     return sb.toString();
   }
+  static String join(Iterable iter, [String separator = " "]) {
+    return iter.join(separator);
+  }
 }
 
 class Math {
@@ -257,7 +260,7 @@ class IllegalStateException extends JavaException {
 }
 
 class UnsupportedOperationException extends JavaException {
-  String toString() => "UnsupportedOperationException";
+  UnsupportedOperationException([message = ""]) : super(message);
 }
 
 class NoSuchElementException extends JavaException {