com.redhat.thermostat.storage.core

Interface DataModifyingStatement<T extends Pojo>

All Superinterfaces:

Statement<T>

All Known Subinterfaces:

Add<T>, Remove<T>, Replace<T>, Update<T>

public interface DataModifyingStatement<T extends Pojo>
extends Statement<T>

Marker interface for Statements which perform write operations on storage. These statements usually only return success/failure responses or more specific error codes.

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_STATUS_FAILURE Default failure status.
static int	DEFAULT_STATUS_SUCCESS Default success status.

Method Summary

Modifier and Type	Method and Description
int	apply() Executes this statement.

Methods inherited from interface com.redhat.thermostat.storage.core.Statement

getRawDuplicate

Field Detail

DEFAULT_STATUS_SUCCESS

static final int DEFAULT_STATUS_SUCCESS

Default success status. The status code itself has no meaning other than indicating success. Suitable to be returned on apply().

See Also:

Constant Field Values

DEFAULT_STATUS_FAILURE

static final int DEFAULT_STATUS_FAILURE

Default failure status. The status code itself has no meaning other than indicating failure. Suitable to be returned on apply().

See Also:

Constant Field Values

Method Detail

apply

int apply()

Executes this statement.

Returns:

a number greater than or equal to zero on success. A negative failure code otherwise.

Throws:

StorageException - if this statement fails to apply