Set<? extends DexBackedClassDef> defs = dexBackedDexFile.getClasses();

			for (DexBackedClassDef def : defs) {
				dexBuilder.internClassDef(def.getType(), def.getAccessFlags(),
						def.getSuperclass(), def.getInterfaces(), def.getSourceFile(),
						def.getAnnotations(), def.getFields(),def.getMethods());
			}