clustering/common/src/main/java/org/jboss/as/clustering/controller/Operations.java
public static ModelNode createUndefineAttributeOperation(PathAddress address, Attribute attribute) {
        return createAttributeOperation(ModelDescriptionConstants.UNDEFINE_ATTRIBUTE_OPERATION, address, attribute);
    }
public static ModelNode createUndefineAttributeOperation(PathAddress address, Attribute attribute) {
        return createAttributeOperation(ModelDescriptionConstants.UNDEFINE_ATTRIBUTE_OPERATION, address, attribute);
    }
Creates an undefine-attribute operation using the specified address and name.
@param address a resource path
@param attribute an attribute
@return an undefine-attribute operation