Package dev.cel.runtime

Interface Summary

Interface	Description
CelAttributeResolver	Resolver for attribute lookups at runtime.
CelEvaluationListener	Functional interface for a callback method invoked by the runtime.
CelFunctionBinding	Binding consisting of an overload id, a Java-native argument signature, and an overload definition.
CelFunctionOverload	Interface describing the general signature of all CEL custom function implementations.
CelFunctionOverload.Binary<T1,T2>	Helper interface for describing binary functions where the type parameters are used to improve compile-time correctness of function bindings.
CelFunctionOverload.Unary<T>	Helper interface for describing unary functions where the type-parameter is used to improve compile-time correctness of function bindings.
CelFunctionResolver	Interface to a resolver for CEL functions based on the function name, overload ids, and arguments.
CelInternalRuntimeLibrary	CelInternalRuntimeLibrary defines the interface to extend functionalities beyond the CEL standard functions for CelRuntime, with access to runtime internals.
CelRuntime	The CelRuntime creates executable Program instances from CelAbstractSyntaxTree values.
CelRuntime.Program	Creates an evaluable Program instance which is thread-safe and immutable.
CelRuntimeBuilder	Interface for building an instance of CelRuntime
CelRuntimeLibrary	CelRuntimeLibrary defines the interface to extend functionalities beyond the CEL standard functions for CelRuntime.
CelStandardFunctions.Builder.FunctionFilter	Functional interface for filtering standard functions.
CelVariableResolver	Functional interface that exposes a method to find a CEL variable value by name.
GlobalResolver	An interface describing an object that can perform a lookup on a given name, returning the value associated with the so-named global variable.
InternalCelFunctionBinding	Internal interface to expose the function name associated with a binding.
Interpretable	Represent an expression which can be interpreted repeatedly using a given activation.
Interpreter	Interface to a CEL interpreter.
MessageFactory	Deprecated. Do not use.
MessageProvider	An object which allows to create and interpret messages.
Metadata	An interface which provides metadata for syntax nodes.
Program	Creates an evaluable Program instance which is thread-safe and immutable.
Registrar	Deprecated. Do not use.
Registrar.BinaryFunction<T1,T2>	Helper interface for describing binary functions where the type parameters are used to improve compile-time correctness of function bindings.
Registrar.Function	Interface describing the general signature of all CEL custom function implementations.
Registrar.UnaryFunction<T>	Helper interface for describing unary functions where the type-parameter is used to improve compile-time correctness of function bindings.
RuntimeTypeProvider	The RuntimeTypeProvider is a combination of the MessageProvider and TypeResolver interfaces.
UnknownTrackingInterpretable	An interpretable that allows for tracking unknowns at runtime.

Class Summary

Class	Description
AccumulatedUnknowns	An internal representation used for fast accumulation of unknown expr IDs and attributes.
Activation	An object which allows to bind names to values.
CelAttribute	CelAttribute represents the select path from the root (.) to a single leaf value that may be derived from the activation (e.g.
CelAttribute.Qualifier	Representation of a single select qualifier or index.
CelAttributePattern	A Pattern for matching against CelAttributes.
CelEvaluationExceptionBuilder	CEL Library Internals.
CelLateFunctionBindings	Collection of CelFunctionBinding values which are intended to be created once per-evaluation, rather than once per-program setup.
CelResolvedOverload	Representation of a function overload which has been resolved to a specific set of argument types and a function definition.
CelRuntimeFactory	Helper class to construct new CelRuntime instances.
CelRuntimeImpl	CelRuntime implementation based on the ProgramPlanner.
CelRuntimeImpl.Builder	Builder for CelRuntimeImpl.
CelRuntimeLegacyImpl	CelRuntime implementation based on the legacy CEL-Java stack.
CelRuntimeLegacyImpl.Builder	Builder class for CelRuntimeLegacyImpl.
CelStandardFunctions	Runtime function bindings for the standard functions in CEL.
CelStandardFunctions.Builder	Builder for constructing the set of standard function/identifiers.
CelUnknownSet	Unknown set representation.
ConcatenatedListView<E>	A custom list view implementation that allows O(1) concatenation of two lists.
DefaultDispatcher	Default implementation of dispatcher.
DefaultDispatcher.Builder	Builder for DefaultDispatcher.
DefaultMetadata	Metadata implementation based on CelAbstractSyntaxTree.
DescriptorMessageProvider	An implementation of RuntimeTypeProvider which relies on proto descriptors.
DescriptorTypeResolver	DescriptorTypeResolver extends TypeResolver and additionally resolves incoming protobuf message types using descriptors.
DynamicMessageFactory	Deprecated. Do not use.
InternalFunctionBinder	A helper to create CelFunctionBinding instances with sensitive controls, such as to toggle the strictness of the function.
InterpreterUtil	Util class for CEL interpreter.
MessageFactory.CombinedMessageFactory	The CombinedMessageFactory takes one or more MessageFactory instances and attempts to create a Message.Builder instance for a given messageName by calling each MessageFactory in the order that they are provided to the constructor.
PartialVars	A holder for a CelVariableResolver and a set of CelAttributePatterns that indicate variables or parts of variables whose value are not yet known.
ProtoMessageRuntimeEquality	ProtoMessageRuntimeEquality contains methods for performing CEL related equality checks, including full protobuf messages by leveraging descriptors.
ProtoMessageRuntimeHelpers	Helper methods for common CEL related routines that require a full protobuf dependency.
RuntimeEquality	RuntimeEquality contains methods for performing CEL related equality checks.
RuntimeHelpers	Helper methods for common CEL related routines.
RuntimeUnknownResolver	Runtime representation of the current state in an iterative evaluation session.
RuntimeUnknownResolver.Builder	Builder for RuntimeUnknownResolver.
TypeResolver	TypeResolver resolves incoming CelType into TypeType., either as part of a type call (type('foo'), type(1), etc.) or as a type literal (type, int, string, etc.)
UnknownContext	AsyncContext represents the state required for an iterative evaluation session in the CEL evaluator.

Enum Summary

Enum	Description
CelAttribute.Qualifier.Kind	Legal attribute qualifier kinds.
CelStandardFunctions.StandardFunction	Enumeration of Standard Function bindings.

Exception Summary

Exception	Description
CelEvaluationException	CelEvaluationException encapsulates the potential issues which could arise during the configuration or evaluation of an expression Program.