/**
* <copyright>
* </copyright>
*
* $Id$
*/
package org.eclipse.emf.texo.orm.annotations.model.orm;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import org.eclipse.emf.common.util.Enumerator;
/**
* <!-- begin-user-doc -->
* A representation of the literals of the enumeration '<em><b>Cache Isolation Type</b></em>',
* and utility methods for working with them.
* <!-- end-user-doc -->
* <!-- begin-model-doc -->
*
* /**
* * Options for how Entity instances should be shared within an
* EclipseLink Persistence Unit / ServerSession
* * @see ClassDescriptor#setCacheIsolationType(CacheIsolationType)
* * @author Gordon Yorke
* * @since EclipseLink 2.2
* **
* public enum CacheIsolationType {
*
* /**
* * Entity instances will be cached within the
* EntityManagerFactory/ServerSession level.
* * Any user queries for shared cache instances (ie Read-Only query
* hint) will return an Entity
* * instance that may be shared by multiple clients.
* *
* * This setting is the default isolation level.
* **
* SHARED,
*
* /**
* * Entity state information will be cached in the shared cache but
* Entity
* * instances will not be shared. Any user queries for shared cache
* instances
* * (ie Read-Only query hint) will return a new Entity instance with
* the cached state.
* * This will ensure the instance is
* <i>protected</i>
* from any concurrent
* * state change.
* **
* PROTECTED,
*
* /**
* * The Entity and its data is not stored in the shared cache but is
* *
* <i>isolated</i>
* to the Persistence Context/UnitOfWork or
* * IsolatedClientSession. This setting effectively disables second
* level
* * caching for this entity and should be used when users do not want
* caching for
* * a particular Entity.
* **
* ISOLATED;
*
* }
*
* <!-- end-model-doc -->
* @see org.eclipse.emf.texo.orm.annotations.model.orm.OrmPackage#getCacheIsolationType()
* @model extendedMetaData="name='cache-isolation-type'"
* @generated
*/
public enum CacheIsolationType implements Enumerator {
/**
* The '<em><b>SHARED</b></em>' literal object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #SHARED_VALUE
* @generated
* @ordered
*/
SHARED(0, "SHARED", "SHARED"),
/**
* The '<em><b>PROTECTED</b></em>' literal object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #PROTECTED_VALUE
* @generated
* @ordered
*/
PROTECTED(1, "PROTECTED", "PROTECTED"),
/**
* The '<em><b>ISOLATED</b></em>' literal object.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #ISOLATED_VALUE
* @generated
* @ordered
*/
ISOLATED(2, "ISOLATED", "ISOLATED");
/**
* The '<em><b>SHARED</b></em>' literal value.
* <!-- begin-user-doc -->
* <p>
* If the meaning of '<em><b>SHARED</b></em>' literal object isn't clear,
* there really should be more of a description here...
* </p>
* <!-- end-user-doc -->
* @see #SHARED
* @model
* @generated
* @ordered
*/
public static final int SHARED_VALUE = 0;
/**
* The '<em><b>PROTECTED</b></em>' literal value.
* <!-- begin-user-doc -->
* <p>
* If the meaning of '<em><b>PROTECTED</b></em>' literal object isn't clear,
* there really should be more of a description here...
* </p>
* <!-- end-user-doc -->
* @see #PROTECTED
* @model
* @generated
* @ordered
*/
public static final int PROTECTED_VALUE = 1;
/**
* The '<em><b>ISOLATED</b></em>' literal value.
* <!-- begin-user-doc -->
* <p>
* If the meaning of '<em><b>ISOLATED</b></em>' literal object isn't clear,
* there really should be more of a description here...
* </p>
* <!-- end-user-doc -->
* @see #ISOLATED
* @model
* @generated
* @ordered
*/
public static final int ISOLATED_VALUE = 2;
/**
* An array of all the '<em><b>Cache Isolation Type</b></em>' enumerators.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
private static final CacheIsolationType[] VALUES_ARRAY =
new CacheIsolationType[] {
SHARED,
PROTECTED,
ISOLATED,
};
/**
* A public read-only list of all the '<em><b>Cache Isolation Type</b></em>' enumerators.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static final List<CacheIsolationType> VALUES = Collections.unmodifiableList(Arrays.asList(VALUES_ARRAY));
/**
* Returns the '<em><b>Cache Isolation Type</b></em>' literal with the specified literal value.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static CacheIsolationType get(String literal) {
for (int i = 0; i < VALUES_ARRAY.length; ++i) {
CacheIsolationType result = VALUES_ARRAY[i];
if (result.toString().equals(literal)) {
return result;
}
}
return null;
}
/**
* Returns the '<em><b>Cache Isolation Type</b></em>' literal with the specified name.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static CacheIsolationType getByName(String name) {
for (int i = 0; i < VALUES_ARRAY.length; ++i) {
CacheIsolationType result = VALUES_ARRAY[i];
if (result.getName().equals(name)) {
return result;
}
}
return null;
}
/**
* Returns the '<em><b>Cache Isolation Type</b></em>' literal with the specified integer value.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public static CacheIsolationType get(int value) {
switch (value) {
case SHARED_VALUE: return SHARED;
case PROTECTED_VALUE: return PROTECTED;
case ISOLATED_VALUE: return ISOLATED;
}
return null;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
private final int value;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
private final String name;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
private final String literal;
/**
* Only this class can construct instances.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
private CacheIsolationType(int value, String name, String literal) {
this.value = value;
this.name = name;
this.literal = literal;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public int getValue() {
return value;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public String getName() {
return name;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public String getLiteral() {
return literal;
}
/**
* Returns the literal value of the enumerator, which is its string representation.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String toString() {
return literal;
}
} //CacheIsolationType