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## Package com.google.appengine.api.search.dev

Interface Summary
Expression.Sorter | Sort class for potential multi dimensional sorting of the expression.

Class Summary
Expression | Abstract base class for all expression evaluators.
ExpressionBuilder | Builder class for construction Expression objects used to evaluate expressions per document.
ExpressionBuilder.EmptyExpression | Empty Expression, which is evaluated if the input string was empty.
ExpressionBuilder.IntValueExpression | Expression which evaluates to numeric constant.
FieldExpression | Expression which evalutes to the content of a field.
FieldGenerator | Class contains information about new fields we are going to generate for the current search request.
GenericScorer | Scorer for CUSTOM sorting algorithm, which uses expression evaluation for multidimensional sorting.
LocalSearchService | A search service implementation when running appengine on a local machine.
MatchScorer | A scorer that returns a score based on term frequency divided by document frequency.
MatchScorer.Result | Result class for MatchScorer.
NumericDefaultExpression | Numeric expression which evaluates to default value if the child expression cannot be evaluated.
Scorer | Abstract scorer class.
Scorer.Result | Abstract scorer result.
Scorer.SearchResults | Simple container class for result list and totalHits value.
SimpleScorer | Scorer which orders documents using lucene build in Sort functionality.
SnippetExpression | Expression which generates snippets from specified document.
SnippetExpressionQueryParser | The class does parsing of query extracted all tokens from the query.

Exception Summary
EvaluationException | Exception thrown from Expression.eval() method if expression cannot be evaluated.

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