fixes for #501

Author: fehguy

modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/DefaultCodegen.java

@@ -312,14 +312,34 @@ else if(p instanceof DateProperty)
       return "null";
     else if(p instanceof DateTimeProperty)
       return "null";
-    else if (p instanceof DoubleProperty)
+    else if (p instanceof DoubleProperty) {
+      DoubleProperty dp = (DoubleProperty) p;
+      if(dp.getDefault() != null) {
+        return dp.getDefault().toString();
+      }
       return "null";
-    else if (p instanceof FloatProperty)
+    }
+    else if (p instanceof FloatProperty) {
+      FloatProperty dp = (FloatProperty) p;
+      if(dp.getDefault() != null) {
+        return dp.getDefault().toString();
+      }
       return "null";
-    else if (p instanceof IntegerProperty)
+    }
+    else if (p instanceof IntegerProperty) {
+      IntegerProperty dp = (IntegerProperty) p;
+      if(dp.getDefault() != null) {
+        return dp.getDefault().toString();
+      }
       return "null";
-    else if (p instanceof LongProperty)
+    }
+    else if (p instanceof LongProperty) {
+      LongProperty dp = (LongProperty) p;
+      if(dp.getDefault() != null) {
+        return dp.getDefault().toString();
+      }
       return "null";
+    }
     else if (p instanceof MapProperty) {
       MapProperty ap = (MapProperty) p;
       String inner = getSwaggerType(ap.getAdditionalProperties());

pom.xml

@@ -427,7 +427,7 @@
     <swagger-parser-version>1.0.5-SNAPSHOT</swagger-parser-version>
     <scala-version>2.10.4</scala-version>
     <felix-version>2.3.4</felix-version>
-    <swagger-core-version>1.5.0-M2</swagger-core-version>
+    <swagger-core-version>1.5.1-M2-SNAPSHOT</swagger-core-version>
     <scala-test-version>2.1.4</scala-test-version>
     <commons-io-version>2.3</commons-io-version>
     <commons-cli-version>1.2</commons-cli-version>