1 files changed, 48 insertions, 0 deletions
diff --git a/gerrit-gwtui/src/main/java/com/google/gerrit/client/rpc/NativeString.java b/gerrit-gwtui/src/main/java/com/google/gerrit/client/rpc/NativeString.java
new file mode 100644
index 0000000000..573c5e7e40
--- /dev/null
+++ b/gerrit-gwtui/src/main/java/com/google/gerrit/client/rpc/NativeString.java
@@ -0,0 +1,48 @@
+// Copyright (C) 2012 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.client.rpc;
+
+import com.google.gwt.core.client.JavaScriptObject;
+import com.google.gwt.user.client.rpc.AsyncCallback;
+
+/** Wraps a String that was returned from a JSON API. */
+public final class NativeString extends JavaScriptObject {
+  static NativeString wrap(String value) {
+    NativeString ns = (NativeString) createObject();
+    ns.set(value);
+    return ns;
+  }
+
+  public final native String asString() /*-{ return this.s; }-*/;
+  private final native void set(String v) /*-{ this.s = v; }-*/;
+
+  public static final AsyncCallback<NativeString>
+  unwrap(final AsyncCallback<String> cb) {
+    return new AsyncCallback<NativeString>() {
+      @Override
+      public void onSuccess(NativeString result) {
+        cb.onSuccess(result != null ? result.asString() : null);
+      }
+
+      @Override
+      public void onFailure(Throwable caught) {
+        cb.onFailure(caught);
+      }
+    };
+  }
+
+  protected NativeString() {
+  }
+}