Apama Documentation : Connecting Apama Applications to External Components : Using Standard Adapters : Using Adapter Plug-ins : The Filter Codec plug-in : Examples of filter specifications
Examples of filter specifications
The following filter removes the price field from upstream events when the value of the price field is 0.0:
<property name="filter.upstream.price" value="0.0"/>
The following filter removes the name field from upstream and downstream events when the value of the name field is NULL:
<property name="filter.both.name" value="NULL"/>
In upstream events, the following filter removes each field in which the value is 55:
<property name="filter.upstream" value="55"/>
In upstream and downstream events, the following filter removes each field in which the value is <remove>:
<property name="filter" value="<remove>"/>
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