Merge pull request #222 from erosb/master

JSON Pointer implementation

JSONObject.java

@@ -32,8 +32,15 @@ import java.lang.reflect.Method;
 import java.lang.reflect.Modifier;
 import java.math.BigDecimal;
 import java.math.BigInteger;
-import java.util.*;
+import java.util.Collection;
+import java.util.Enumeration;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Locale;
+import java.util.Map;
 import java.util.Map.Entry;
+import java.util.ResourceBundle;
+import java.util.Set;
 
 /**
  * A JSONObject is an unordered collection of name/value pairs. Its external
@@ -1330,6 +1337,10 @@ public class JSONObject {
         }
         return this;
     }
+    
+    public Object query(String jsonPointer) {
+        return new JSONPointer(jsonPointer).queryFrom(this);
+    }
 
     /**
      * Produce a string in double quotes with backslash sequences in all the