About types

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Tutorial
9

Step 5: Add a JSP Page

import="guest.*"%> type="guest.GuestDao" scope="request" /> Name: type="text" name="name" /> type="submit" value="Add" />
Tutorial
9

Step 5: Add a JSP Page

" pageEncoding="ISO-8859-1"%> <%@page import="guest.*"%> type="guest.GuestDao ... "> Name: type="text" name="name" /> type="submit" value="Add
Manual
9

Storing JPA Entity Objects

of other persistable types can only be stored in the database embedded in containing entities (as ... already contains another entity of the same type with the same primary key, an EntityExistsException ... ().commit(); Instances of persistable types other than entity classes are automatically stored
JPA Doc
9

javax.persistence.metamodel.CollectionAttribute

,Collection>, Bindable, PluralAttribute,E> Instances of the type CollectionAttribute ... > getBindableJavaType() Return the Java type of the represented object. Return the Java type of the represented object. If the bindable type of the object is PLURAL_ATTRIBUTE, the Java element type is returned
JPA Doc
9

javax.persistence.metamodel.ListAttribute

>>, Bindable, PluralAttribute,E> Instances of the type ListAttribute represent persistent javax.util.List-valued attributes. Since: JPA 2.0 Class getBindableJavaType() Return the Java type of the represented object. Return the Java type of the represented object. If the bindable type
JPA Doc
9

javax.persistence.metamodel.PluralAttribute

of the type PluralAttribute represent persistent collection-valued attributes. Since: JPA 2.0 Class getBindableJavaType() Return the Java type of the represented object. Return the Java type of the represented object. If the bindable type of the object is PLURAL_ATTRIBUTE, the Java element type
JPA Doc
9

javax.persistence.metamodel.SetAttribute

>>, Bindable, PluralAttribute,E> Instances of the type SetAttribute represent persistent java.util.Set-valued attributes. Since: JPA 2.0 Class getBindableJavaType() Return the Java type of the represented object. Return the Java type of the represented object. If the bindable type
JPA Doc
9

javax.persistence.Query

not support this use Since: JPA 2.0 Parameter getParameter(int position, Class type) Get the parameter object corresponding to the declared positional parameter with the given position and type ... and type. This method is not required to be supported by the provider. Parameters: position
JPA Doc
9

javax.persistence.metamodel.SingularAttribute

>, Bindable Instances of the type SingularAttribute represents persistent single-valued properties or fields. Since: JPA 2.0 Class getBindableJavaType() Return the Java type of the represented object. Return the Java type of the represented object. If the bindable type of the object is PLURAL
JPA Doc
8

javax.persistence.criteria.Subquery

Returns: selection item Since: JPA 2.0 Expression as(Class type) Perform a typecast ... a new expression object. This method does not cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure. Parameters: type - intended type of the expression Returns