# Package com.google.appengine.api.prospectivesearch

Provides a service for matching documents against subscribed queries.

See: Description

- Interface Summary
  Interface | Description
  --- | ---
  ProspectiveSearchService | The Prospective Search App Engine API exposes the real-time and highly scalable Google Prospective Search Infrastructure as an App Engine service.

- Class Summary
  Class | Description
  --- | ---
  ProspectiveSearchServiceFactory | Constructs an instance of the Prospective Search service.
  Subscription | The Subscription class represents information about a registered subscription.

- Enum Summary
  Enum | Description
  --- | ---
  FieldType | Type identifiers for describing document schemas.
  Subscription.State | The state of the subscription in the backend system.

- Exception Summary
  Exception | Description
  --- | ---
  QuerySyntaxException | Indicates an error in the query syntax.

## Package com.google.appengine.api.prospectivesearch Description

Provides a service for matching documents against subscribed queries.

See Also:
  `ProspectiveSearchService`, The ProspectiveSearch Java API in the Google App Engine Developer's Guide.