JUNEAU-128 Code improvements around DynamicSwaps
diff --git a/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/BeanSession.java b/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/BeanSession.java
index d8221f7..9f0a2f4 100644
--- a/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/BeanSession.java
+++ b/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/BeanSession.java
@@ -299,7 +299,8 @@
 				ClassInfo nc = swap.getNormalClass(), fc = swap.getSwapClass();

 				if (nc.isParentOf(tc) && fc.isParentOf(value.getClass()))

 					return (T)swap.unswap(this, value, to);

-				if (value instanceof Number && fc.isNumeric()) {

+				ClassMeta fcm = getClassMeta(fc.inner());

+				if (fcm.isNumber() && value instanceof Number) {

 					value = convertToMemberType(null, value, fc.inner());

 					return (T)swap.unswap(this, value, to);

 				}

diff --git a/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/reflect/ClassInfo.java b/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/reflect/ClassInfo.java
index 7ac1db5..6ab9fee 100644
--- a/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/reflect/ClassInfo.java
+++ b/juneau-core/juneau-marshall/src/main/java/org/apache/juneau/reflect/ClassInfo.java
@@ -1516,24 +1516,6 @@
 		return c != null && ! c.isInterface();
 	}
 
-	/**
-	 * Returns <jk>true</jk> if this class is a numeric type.
-	 *
-	 * <p>
-	 * The class either extends from {@link Number} or is a primitive numeric type (any primitive other than <jk>char</jk>).
-	 *
-	 * @return <jk>true</jk> if this class is a numeric type.
-	 */
-	public boolean isNumeric() {
-		if (c == null)
-			return false;
-		if (Number.class.isAssignableFrom(c))
-			return true;
-		if (c.isPrimitive())
-			return c == short.class || c == int.class || c == long.class || c == double.class || c == float.class || c == byte.class;
-		return false;
-	}
-
 	//-----------------------------------------------------------------------------------------------------------------
 	// Primitive wrappers
 	//-----------------------------------------------------------------------------------------------------------------