1 files changed, 46 insertions, 0 deletions
diff --git a/server/src/com/vaadin/ui/renderer/ObjectRenderer.java b/server/src/com/vaadin/ui/renderer/ObjectRenderer.java
new file mode 100644
index 0000000000..9f8b44162c
--- /dev/null
+++ b/server/src/com/vaadin/ui/renderer/ObjectRenderer.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2000-2014 Vaadin Ltd.
+ * 
+ * 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.vaadin.ui.renderer;
+
+import com.vaadin.ui.Grid.AbstractRenderer;
+
+import elemental.json.JsonValue;
+
+/**
+ * A renderer for displaying an object to a string using the
+ * {@link Object#toString()} method.
+ * <p>
+ * If the object is <code>null</code>, then it is rendered as an empty string
+ * instead.
+ * 
+ * @since
+ * @author Vaadin Ltd
+ */
+public class ObjectRenderer extends AbstractRenderer<Object> {
+
+    /**
+     * Creates a new <code>toString</code> renderer.
+     */
+    public ObjectRenderer() {
+        super(Object.class);
+    }
+
+    @Override
+    public JsonValue encode(Object value) {
+        String text = (value != null) ? value.toString() : "";
+        return super.encode(text);
+    }
+}