Compare Attribute


The Compare Attribute filter enables you to compare the value of a specified message attribute on the API Gateway white board with the values specified in the filter. For example, the following filter only passes if the message attribute has a value of penelope:

Compare Attribute Filter


Configure the following fields:


Enter an appropriate name for this filter.

Filter will pass if:

Select all or one of the conditions to apply in the drop-down list. Defaults to all. Click the Add button at the bottom right to add a rule condition. In the Attribute filter rule dialog, perform the following steps:

  1. Enter a message attribute name in the Attribute text box on the left (for example, http.request.verb or my.customer.attribute).

  2. Select one of the following rule conditions from the drop-down list:

    • contains

    • doesn't contain

    • doesn't match regular expression

    • ends with

    • is

    • is not

    • matches regular expression

    • starts with

  3. Enter a value to compare with in the text box on the right (for example, POST). Alternatively, you can enter a selector that is expanded at runtime (for example, ${http.request.uri}). For more details on selectors, see Selecting Configuration Values at Runtime.

  4. Click OK.

Finally, to edit or delete an existing rule condition, select it in the table, and click the appropriate button.