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5

like(x, pattern, escapeChar)

Method javax.persistence.criteria.CriteriaBuilder Predicate like( Expression<T> x, Expression<T> pattern, char escapeChar ) Create a predicate for testing whether the expression satisfies the given pattern. Parameters: x - string expression pattern - string expression escapeChar - escape character Returns: like predicate Since: JPA 2.0
5

javax.persistence.DiscriminatorType

DiscriminatorType CHAR Single character as the discriminator type. Single character as the discriminator
5

like(x, pattern, escapeChar)

Method javax.persistence.criteria.CriteriaBuilder Predicate like( Expression<String> x, String pattern, char escapeChar ) Create a predicate for testing whether the expression satisfies the given pattern. Parameters: x - string expression pattern - string escapeChar - escape character Returns: like predicate Since: JPA 2.0
5

trim(ts, t, x)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> trim( Trimspec ts, char t, Expression<String> x ) Create expression to trim character from a string. Parameters: ts - trim specification t - character to be trimmed x - expression for string to trim Returns: trim expression Since: JPA 2.0
5

notLike(x, pattern, escapeChar)

Method javax.persistence.criteria.CriteriaBuilder Predicate notLike( Expression<String> x, Expression<String> pattern, char escapeChar ) Create a predicate for testing whether the expression does not satisfy the given pattern. Parameters: x - string expression pattern - string expression escapeChar
5

trim(t, x)

Method javax.persistence.criteria.CriteriaBuilder Expression<String> trim( char t, Expression<String> x ) Create expression to trim character from both ends of a string. Parameters: t - character to be trimmed x - expression for string to trim Returns: trim expression Since: JPA 2.0
0

providedCharField(pc, field, currentValue)

Method javax.jdo.spi.StateManager void providedCharField( PersistenceCapable pc, int field, char currentValue ) The value of the field requested to be provided to the StateManager. Parameters: pc - the calling PersistenceCapable instance field - the field number currentValue - the current value of the field Since: JDO 1.0
0

javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplier

.0 char fetchCharField(int fieldNumber) Fetch one field from the field manager. Fetch one field from
0

fetchCharField(fieldNumber)

Method javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplier char fetchCharField( int fieldNumber ) Fetch one field from the field manager. This field will be stored in the proper field of the ObjectId. Parameters: fieldNumber - the field number of the key field. Returns: the value of the field to be stored into the ObjectId. Since: JDO 1.0
0

getKey()

Method javax.jdo.identity.CharIdentity char getKey() Return the key. Returns: the key Since: JDO 1.0

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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