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org.springframework.data.mongodb.core.aggregation
Class BooleanOperators
- java.lang.Object
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- org.springframework.data.mongodb.core.aggregation.BooleanOperators
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public class BooleanOperators extends Object
Gateway to boolean expressions that evaluate their argument expressions as booleans and return a boolean as the result.- Since:
- 1.10
- Author:
- Christoph Strobl
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Nested Class Summary
Nested Classes Modifier and Type Class and Description static classBooleanOperators.AndAggregationExpressionfor$and.static classBooleanOperators.BooleanOperatorFactorystatic classBooleanOperators.NotAggregationExpressionfor$not.static classBooleanOperators.OrAggregationExpressionfor$or.
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Constructor Summary
Constructors Constructor and Description BooleanOperators()
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method and Description static BooleanOperators.Notnot(AggregationExpression expression)Creates newAggregationExpressionthat evaluates the boolean value ofAggregationExpressionresult and returns the opposite boolean value.static BooleanOperators.Notnot(String fieldReference)Creates newAggregationExpressionthat evaluates the boolean value of the referenced field and returns the opposite boolean value.static BooleanOperators.BooleanOperatorFactoryvalueOf(AggregationExpression fieldReference)Take the value resulting of the givenAggregationExpression.static BooleanOperators.BooleanOperatorFactoryvalueOf(String fieldReference)Take the array referenced by given fieldReference.
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Method Detail
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valueOf
public static BooleanOperators.BooleanOperatorFactory valueOf(String fieldReference)
Take the array referenced by given fieldReference.- Parameters:
fieldReference- must not be null.- Returns:
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valueOf
public static BooleanOperators.BooleanOperatorFactory valueOf(AggregationExpression fieldReference)
Take the value resulting of the givenAggregationExpression.- Parameters:
fieldReference- must not be null.- Returns:
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not
public static BooleanOperators.Not not(String fieldReference)
Creates newAggregationExpressionthat evaluates the boolean value of the referenced field and returns the opposite boolean value.- Parameters:
fieldReference- must not be null.- Returns:
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not
public static BooleanOperators.Not not(AggregationExpression expression)
Creates newAggregationExpressionthat evaluates the boolean value ofAggregationExpressionresult and returns the opposite boolean value.- Parameters:
expression- must not be null.- Returns:
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