go.temporal.io/server@v1.23.0/common/persistence/visibility/store/query/interceptors.go (about)

     1  // The MIT License
     2  //
     3  // Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
     4  //
     5  // Copyright (c) 2020 Uber Technologies, Inc.
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    11  // copies of the Software, and to permit persons to whom the Software is
    12  // furnished to do so, subject to the following conditions:
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    14  // The above copyright notice and this permission notice shall be included in
    15  // all copies or substantial portions of the Software.
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    17  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    18  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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    21  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    22  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    23  // THE SOFTWARE.
    24  
    25  package query
    26  
    27  type (
    28  	FieldNameInterceptor interface {
    29  		Name(name string, usage FieldNameUsage) (string, error)
    30  	}
    31  	FieldValuesInterceptor interface {
    32  		Values(name string, values ...interface{}) ([]interface{}, error)
    33  	}
    34  
    35  	NopFieldNameInterceptor struct{}
    36  
    37  	NopFieldValuesInterceptor struct{}
    38  
    39  	FieldNameUsage int
    40  )
    41  
    42  const (
    43  	FieldNameFilter FieldNameUsage = iota
    44  	FieldNameSorter
    45  	FieldNameGroupBy
    46  )
    47  
    48  func (n *NopFieldNameInterceptor) Name(name string, _ FieldNameUsage) (string, error) {
    49  	return name, nil
    50  }
    51  
    52  func (n *NopFieldValuesInterceptor) Values(_ string, values ...interface{}) ([]interface{}, error) {
    53  	return values, nil
    54  }