gets the value of the url property . concode_field_sep String parent concode_elem_sep List<InstanceWithExtra> instanceForceFields concode_elem_sep List<InstanceRigidConstraint> instanceRigidConstraints concode_elem_sep String name concode_elem_sep List<Extra> extras concode_elem_sep String url concode_elem_sep List<InstanceRigidBody> instanceRigidBodies concode_elem_sep String sid concode_field_sep String getSid concode_elem_sep void setName concode_elem_sep List<InstanceWithExtra> getInstanceForceFields concode_elem_sep List<InstanceRigidConstraint> getInstanceRigidConstraints concode_elem_sep String getParent concode_elem_sep String getName concode_elem_sep List<InstanceRigidBody> getInstanceRigidBodies concode_elem_sep List<Extra> getExtras concode_elem_sep void setParent concode_elem_sep void setSid concode_elem_sep void setUrl
String function ( ) { return url ; }