程序包 cn.taketoday.expression.spel
@NonNullApi
@NonNullFields
package cn.taketoday.expression.spel
SpEL's central implementation package.
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类说明A compilable property accessor is able to generate bytecode that represents the access operation, facilitating compilation to bytecode of expressions that use the accessor.Base superclass for compiled expressions.ExpressionState is for maintaining per-expression-evaluation state: any changes to it are not seen by other expressions, but it gives a place to hold local variables and for component expressions in a compound expression to communicate state.A new scope is entered when a function is called and it is used to hold the parameters to the function call.Wraps a real parse exception.Captures the possible configuration settings for a compiler that can be used when evaluating expressions.Root exception for Spring EL related exceptions.Contains all the messages that can be produced by the Spring Expression Language.Message kinds.Represents a node in the AST for a parsed expression.Root exception for Spring EL related exceptions.Configuration object for the SpEL expression parser.