public HeaderMatchMethod withExact(String exact) {
        setExact(exact);
        return this;
    }
<p>
The value sent by the client must match the specified value exactly.
</p>

@param exact
       The value sent by the client must match the specified value exactly.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-appmesh/src/main/java/com/amazonaws/services/appmesh/model/HeaderMatchMethod.java