Fast Object Database for Java - with JPA/JDO support

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InstanceLifecycleEvent(source, type, target)

Constructor javax.jdo.listener.InstanceLifecycleEvent InstanceLifecycleEvent( Object source, int type, Object target ) Creates a new event object with the specified source, type, and target. Parameters: source - the instance that triggered the event type - the event type target - the "other" instance Since: JDO 2.0
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InstanceLifecycleEvent(source, type)

Constructor javax.jdo.listener.InstanceLifecycleEvent InstanceLifecycleEvent( Object source, int type ) Creates a new event object with the specified source and type. Parameters: source - the instance that triggered the event type - the event type Since: JDO 2.0
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get(i, type)

Method javax.persistence.Tuple X get( int i, Class type ) Get the value of the element ... tuple type - type of the tuple element Returns: value of the tuple element Throws: IllegalArgumentException - if i exceeds length of result tuple or element cannot be assigned to the specified type Since: JPA 2.0
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valueOf(name)

Static Method javax.persistence.metamodel.Type.PersistenceType PersistenceType 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. Parameters: name - the name of the enum
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getPersistenceType()

Method javax.persistence.metamodel.Type PersistenceType getPersistenceType() Return the persistence type. Returns: persistence type Since: JPA 2.0
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subquery(type)

Method javax.persistence.criteria.AbstractQuery Subquery subquery( Class type ) Create a subquery of the query. Parameters: type - the subquery result type Returns: subquery Since: JPA 2.0
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getJavaType()

Method javax.persistence.metamodel.Type Class getJavaType() Return the represented Java type. Returns: Java type Since: JPA 2.0
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function(name, type, args)

Method javax.persistence.criteria.CriteriaBuilder Expression function( String name, Class type, Expression[] args ) Create an expression for the execution of a database function. Parameters: name - function name type - expected result type args - function arguments Returns: expression Since: JPA 2.0
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function(name, type, args)

Method javax.persistence.criteria.CriteriaBuilder Expression function( String name, Class type, Expression... args ) Create an expression for the execution of a database function. Parameters: name - function name type - expected result type args - function arguments Returns: expression Since: JPA 2.0
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type()

Method javax.persistence.criteria.Path Expression> type() Create an expression corresponding to the type of the path. Returns: expression corresponding to the type of the path Since: JPA 2.0

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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