cleanup - fixing compiler warnings (serializable and unchecked).

Author: Ryan

src/main/com/mongodb/QueryBuilder.java

@@ -265,6 +265,7 @@ public QueryBuilder withinBox(double x, double y, double x2, double y2) {
      * @param ors
      * @return
      */
+    @SuppressWarnings("unchecked")
     public QueryBuilder or( DBObject ... ors ){
         List l = (List)_query.get( "$or" );
         if ( l == null ){

src/main/com/mongodb/RawDBObject.java

@@ -52,6 +52,7 @@ public Object get( String key ){
         return e.getObject();
     }
 
+    @SuppressWarnings("unchecked")
     public Map toMap() {
         Map m = new HashMap();
         Iterator i = this.keySet().iterator();

src/main/com/mongodb/ReflectionDBObject.java

@@ -86,6 +86,7 @@ public boolean isPartialObject(){
         return false;
     }
 
+    @SuppressWarnings("unchecked")
     public Map toMap() {
        Map m = new HashMap();
        Iterator i = this.keySet().iterator();

src/main/com/mongodb/gridfs/GridFSFile.java

@@ -135,6 +135,7 @@ public Date getUploadDate(){
      * note: to set aliases, call put( "aliases" , List<String> )
      * @return
      */
+    @SuppressWarnings("unchecked")
     public List<String> getAliases(){
         return (List<String>)_extradata.get( "aliases" );
     }
@@ -237,6 +238,7 @@ public boolean containsField(String s){
         return keySet().contains( s );
     }
 
+    @SuppressWarnings("unchecked")
     public Set<String> keySet(){
         Set<String> keys = new HashSet();
         keys.addAll(VALID_FIELDS);
@@ -281,6 +283,7 @@ protected void setGridFS( GridFS fs ){
     DBObject _extradata = new BasicDBObject();
     String _md5;
 
+    @SuppressWarnings("unchecked")
     final static Set<String> VALID_FIELDS = Collections.unmodifiableSet( new HashSet( Arrays.asList( new String[]{ 
                     "_id" , "filename" , "contentType" , "length" , "chunkSize" ,
                     "uploadDate" , "aliases" , "md5"

src/main/com/mongodb/util/JSON.java

@@ -52,6 +52,8 @@ else if ( c < 32 )
         }
         a.append("\"");
     }
+
+    @SuppressWarnings("unchecked")
     public static void serialize( Object o , StringBuilder buf ){
 
         o = Bytes.applyEncodingHooks( o );
@@ -119,7 +121,7 @@ public static void serialize( Object o , StringBuilder buf ){
             buf.append( "{ " );
 
             Map m = (Map)o;
-            
+
             for ( Map.Entry entry : (Set<Map.Entry>)m.entrySet() ){
                 if ( first ) first = false;
                 else buf.append( " , " );

src/main/com/mongodb/util/MyAsserts.java

@@ -7,6 +7,9 @@
 public class MyAsserts {
 
     public static class MyAssert extends RuntimeException {
+
+        private static final long serialVersionUID = -4415279469780082174L;
+
         MyAssert( String s ){
             super( s );
             _s = s;