com.ing.data.cassandra.jdbc.metadata

Interface VersionedMetadata

All Known Implementing Classes:

BasicVersionedMetadata, DataTypeEnum

public interface VersionedMetadata

A versioned database metadata (such as a CQL type, CQL keyword or a built-in function).

Method Summary

Modifier and Type	Method and Description
boolean	fulfillAdditionalCondition(CassandraConnection connection) Checks if the connection to the database fulfills some specific conditions defined in the implementation of VersionedMetadata.
String	getName() Gets the metadata name (for example a CQL keyword, or a built-in function name).
org.semver4j.Semver	isInvalidFrom() Gets the first Cassandra version in which the metadata does not exist anymore.
org.semver4j.Semver	isValidFrom() Gets the minimal Cassandra version from which the metadata exists.

Method Detail

getName

String getName()

Gets the metadata name (for example a CQL keyword, or a built-in function name).

Returns:

The metadata name.

isValidFrom

org.semver4j.Semver isValidFrom()

Gets the minimal Cassandra version from which the metadata exists. If null, we consider the metadata always existed.

Returns:

The minimal version of Cassandra from which the metadata exists or null.

isInvalidFrom

org.semver4j.Semver isInvalidFrom()

Gets the first Cassandra version in which the metadata does not exist anymore. If null, it means the metadata still exists in the latest version of Cassandra.

Returns:

The first version of Cassandra in which the metadata does not exist anymore or null.

fulfillAdditionalCondition

boolean fulfillAdditionalCondition(@Nullable
                                   CassandraConnection connection)

Checks if the connection to the database fulfills some specific conditions defined in the implementation of VersionedMetadata.

Parameters:

connection - The connection to the database.

Returns:

true if the additional condition is verified by the connection, false otherwise.