org.hibernate.search.query

Enum DatabaseRetrievalMethod

java.lang.Object

java.lang.Enum<DatabaseRetrievalMethod>

org.hibernate.search.query.DatabaseRetrievalMethod

All Implemented Interfaces:

Serializable, Comparable<DatabaseRetrievalMethod>

public enum DatabaseRetrievalMethod
extends Enum<DatabaseRetrievalMethod>

Defines the method used to initialize an object

Author:

Emmanuel Bernard

Enum Constant Summary

Enum Constants

Enum Constant and Description
FIND_BY_ID Load each object by its identifier one by one.
QUERY Use a criteria query to load the objects.

Method Summary

Methods

Modifier and Type	Method and Description
static DatabaseRetrievalMethod	valueOf(String name) Returns the enum constant of this type with the specified name.
static DatabaseRetrievalMethod[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

QUERY

public static final DatabaseRetrievalMethod QUERY

Use a criteria query to load the objects. This is done in batch to minimize the number of queries Default approach

FIND_BY_ID

public static final DatabaseRetrievalMethod FIND_BY_ID

Load each object by its identifier one by one. Useful if a batch size is set in the entity's mapping

Method Detail

values

public static DatabaseRetrievalMethod[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (DatabaseRetrievalMethod c : DatabaseRetrievalMethod.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static DatabaseRetrievalMethod valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null