com.redhat.thermostat.storage.core

Interface Add<T extends Pojo>

All Superinterfaces:

DataModifyingStatement<T>, Statement<T>

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

Write operation to be used for adding new records into storage.

See Also:

Remove, Replace, Update

Field Summary

Fields inherited from interface com.redhat.thermostat.storage.core.DataModifyingStatement

DEFAULT_STATUS_FAILURE, DEFAULT_STATUS_SUCCESS

Method Summary

Modifier and Type	Method and Description
int	apply() Applies this Add operation to storage.
void	set(String key, Object value) Sets a field to the specified value.

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

getRawDuplicate

Method Detail

set

void set(String key,
         Object value)

Sets a field to the specified value. If the same key is set more than once, the latest value overrides the former value for that key.

Parameters:

key - the name of the field to update.

value - the value with which to update the field.

apply

int apply()

Applies this Add operation to storage.

Specified by:

apply in interface DataModifyingStatement<T extends Pojo>

Returns:

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

Throws:

StorageException - if the operation fails