How to instert child entities in JDO (Google App Engine) ?
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by Kerem Pekçabuk
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Published on 2010-06-10T21:11:16Z
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2010/06/10
21:12 UTC
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How do i add a record to a child entity in the example below ? For example i have a Employee Record which is name is "Sam". how do i add 2 street adress for sam ?
Guess i have a
The Parent entity is Employee
import java.util.List;
// ... @Persistent(mappedBy = "employee") private List contactInfoSets;
The Child key is Adress
import com.google.appengine.api.datastore.Key; // ... imports ...
@PersistenceCapable public class ContactInfo { @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Key key;
@Persistent
private String streetAddress;
// ...
}
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