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public interface Filters
The factory for Filter objects. Additionally, two null filter objects are provided that either always return true or false, respectively.
Field Summary | |
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static Filter |
FALSE_FILTER
A null filter object that does not match any given service reference. |
static Filter |
TRUE_FILTER
A null filter object that matches any given service reference. |
Method Summary | |
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Filter |
createFilter(String filter,
Filter nullFilter)
Create a filter for the given filter string or return the nullFilter in case the string is null. |
Field Detail |
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static final Filter TRUE_FILTER
static final Filter FALSE_FILTER
Method Detail |
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Filter createFilter(String filter, Filter nullFilter) throws InvalidSyntaxException
filter
- The filter as a stringnullFilter
- The default value to return if filter is null
InvalidSyntaxException
- if BundleContext.createFilter()
throws an InvalidSyntaxException
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