Package org.apache.lucene.expressions

package org.apache.lucene.expressions

Expression - result of compiling an expression, which can evaluate it for a given document. Each expression can have external variables are resolved by Bindings.

Bindings - abstraction for binding external variables to a way to get a value for those variables for a particular document (DoubleValuesSource).

SimpleBindings - default implementation of bindings which provide easy ways to bind sort fields and other expressions to external variables