1 files changed, 48 insertions, 0 deletions

diff --git a/src/net/pacien/util/CleanJSONObject.java b/src/net/pacien/util/CleanJSONObject.java
new file mode 100644
index 0000000..0982ca8
--- /dev/null
+++ b/src/net/pacien/util/CleanJSONObject.java
@@ -0,0 +1,48 @@
+package net.pacien.util;
+
+import java.util.Collection;
+import java.util.Map;
+
+import org.json.simple.JSONObject;
+
+public class CleanJSONObject extends JSONObject {
+
+        /**
+         * 
+         */
+        private static final long serialVersionUID = 6700060746446264070L;
+
+        public CleanJSONObject() {
+                super();
+        }
+
+        @Override
+        public Object put(final String key, final Object value) {
+                if (value == null) {
+                        return null;
+                }
+                return super.put(key, value);
+        }
+
+        public Object put(final String key, final Map<?, ?> map) {
+                if (map.isEmpty()) {
+                        return null;
+                }
+                return super.put(key, map);
+        }
+
+        public Object put(final String key, final Collection<?> collection) {
+                if (collection.isEmpty()) {
+                        return null;
+                }
+                return super.put(key, collection);
+        }
+
+        public Object put(final String key, final Object[] array) {
+                if (array.length == 0) {
+                        return null;
+                }
+                return super.put(key, array);
+        }
+
+}