KeyGenerator

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Class

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Deprecated

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org.jdbf.engine.keygen
Interface KeyGenerator

All Known Implementing Classes:: HighLowKeyGenerator, IdentityKeyGenerator, MaxKeyGenerator, SequenceKeyGenerator

public interface KeyGenerator

KeyGenerator representes the interface for key generator.

Version:: $id$

Field Summary

static java.math.BigDecimal ONE
          Default value of key

Method Summary

java.lang.Object generateKey(org.jdbf.engine.repository.RepositoryView view, java.sql.Connection conn, java.lang.String vendor)
          This generates a key for a field in the object described by the give view.

boolean isBeforeInsert()
          Generation of key is before insert.

Field Detail

ONE

public static final java.math.BigDecimal ONE

Default value of key

Method Detail

isBeforeInsert

public boolean isBeforeInsert()

Generation of key is before insert.

generateKey

public java.lang.Object generateKey(org.jdbf.engine.repository.RepositoryView view,
                                    java.sql.Connection conn,
                                    java.lang.String vendor)
                             throws org.jdbf.engine.mapping.MappingException

This generates a key for a field in the object described by the give view.