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Exception(cause)

Constructor java.lang.Exception Exception(   Throwable cause ) Constructs a new exception with the specified cause and a detail message of (cause==null ? null : cause.toString()) (which typically ... ). Parameters: cause - the cause (which is saved for later retrieval by the getCause() method). (A null
JDO Doc
3

javax.jdo.annotations.Column

allowsNull Whether the column allows null values to be inserted. Whether the column allows null values to be inserted. Returns: whether the column allows null values to be inserted Default value
JDO Doc
3

javax.jdo.annotations.NullValue

Enumeration of the "null-value" behavior values. This corresponds to the "null-value ... has no constant with the specified name java.lang.NullPointerException - if the argument is null NullValue
JPA Doc
3

javax.persistence.metamodel.SingularAttribute

indicating whether the attribute is an id Since: JPA 2.0 boolean isOptional() Can the attribute be null. Can the attribute be null. Returns: boolean indicating whether the attribute can be null Since: JPA 2
JPA Doc
3

javax.persistence.spi.ClassTransformer

, may be null if the bootstrap loader className - the name of the class in the internal form of fully ... , otherwise null protectionDomain - the protection domain of the class being defined or redefined ... : a well-formed class file buffer (the result of the transform), or null if no transform is performed Throws
JPA Doc
3

javax.persistence.spi.PersistenceProvider

- a Map of integration-level properties for use by the persistence provider (may be null ... the persistence.xml (and may be null if no properties are specified). Returns: EntityManagerFactory for the persistence unit, or null if the provider is not the right provider Since: JPA 1.0 ProviderUtil
JDO Doc
3

jdoReplaceStateManager(sm)

already owned by a StateManager. If the parameter is null, and the StateManager approves the change, then the jdoFlags field will be reset to READ_WRITE_OK. If the parameter is not null, and the security ... - The StateManager which will own this instance, or null to reset the instance to transient state
JPA Doc
3

nullLiteral(resultClass)

Method javax.persistence.criteria.CriteriaBuilder Expression nullLiteral(   Class resultClass ) Create an expression for a null literal with the given type. Parameters: resultClass - type of the null literal Returns: null expression literal Since: JPA 2.0
JDO Doc
3

Persistent.nullIndicatorColumn

Annotation Element javax.jdo.annotations.Persistent String nullIndicatorColumn Null indicator column for this member. Used for nested embedded fields or properties to indicate whether the embedded instance should have a null value. Returns: the null indicator column Default value: "" Since: JDO 2.1
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3

Throwable(cause)

Constructor java.lang.Throwable Throwable(   Throwable cause ) Constructs a new throwable with the specified cause and a detail message of (cause==null ? null : cause.toString()) (which typically ... ). (A null value is permitted, and indicates that the cause is nonexistent or unknown.) Since: Java 1.4