Package org.apache.openjpa.kernel.exps

OpenJPA Expression Tree

See:
          Description

Interface Summary
AggregateListener An aggregate listener aggregates data produced by an ExpressionQuery.
Arguments Multiple arguments to a function call.
Constant Interface for any constant value.
Expression Marker interface for a set of conditions that must be met for the query to be true.
ExpressionFactory The ExpressionFactory must be implemented by a particular runtime to form Expressions in its native query language.
ExpressionParser Parser for query languages that will be used by a ExpressionQuery.
FilterListener A filter listener extends expression filters with custom functionality.
Literal Interface for any literal value.
Parameter A query parameter.
Path A path represents a traversal into fields of a candidate object.
Resolver A Resolver is used to resolve listeners and class or entity names that appear in a query.
Subquery Query value representing a subquery.
Value Interface for any non-operator in a query filter, including constants, variables, and object fields.
 

Class Summary
AbstractExpressionBuilder Abstract base class to help build expressions.
InMemoryExpressionFactory Expression factory implementation that can be used to execute queries in memory.
QueryExpressions Struct to hold the state of a parsed expression query.
StringContains Deprecated. Use matches() instead.
Val An in-memory representation of a Value.
WildcardMatch Deprecated. Use matches() instead.
 

Package org.apache.openjpa.kernel.exps Description

OpenJPA Expression Tree



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