jodd.db.orm
Class DbEntityDescriptor

java.lang.Object
  jodd.db.orm.DbEntityDescriptor

public class DbEntityDescriptor
extends java.lang.Object

Holds all information about some entity type, such as table name and columns data.

Constructor Summary

DbEntityDescriptor(java.lang.Class type, DbOrm dbOrm)

Method Summary

protected void	ensureSingleIdColumn()
DbEntityColumnDescriptor	findByColumnName(java.lang.String columnName) Finds column descriptor by column name.
DbEntityColumnDescriptor	findByPropertyName(java.lang.String propertyName) Finds column descriptor by property name.
DbEntityColumnDescriptor[]	getColumnDescriptors() Returns the array of column descriptors.
java.lang.String	getColumnName(java.lang.String propertyName) Returns column name for specified property name..
int	getColumnsCount() Returns total number of columns.
java.lang.String	getIdColumnName() Returns the identity column name of column marked as identity.
int	getIdColumnsCount() Returns total number of identity columns.
java.lang.String	getIdPropertyName() Returns the first property name of column marked as identity.
java.lang.String	getName() Returns type name.
java.lang.String	getPropertyName(java.lang.String columnName) Returns property name for specified column name.
java.lang.String	getTableName() Returns table name to which the entity is mapped.
java.lang.Class	getType() Returns entity type.
boolean	isAnnotated() Returns true if type is annotated with DbTable.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DbEntityDescriptor

public DbEntityDescriptor(java.lang.Class type,
                          DbOrm dbOrm)

Method Detail

getType

public java.lang.Class getType()

Returns entity type.

isAnnotated

public boolean isAnnotated()

Returns true if type is annotated with DbTable.

getTableName

public java.lang.String getTableName()

Returns table name to which the entity is mapped.

getName

public java.lang.String getName()

Returns type name.

getColumnDescriptors

public DbEntityColumnDescriptor[] getColumnDescriptors()

Returns the array of column descriptors.

getIdColumnsCount

public int getIdColumnsCount()

Returns total number of identity columns.

getColumnsCount

public int getColumnsCount()

Returns total number of columns.

findByColumnName

public DbEntityColumnDescriptor findByColumnName(java.lang.String columnName)

Finds column descriptor by column name.

findByPropertyName

public DbEntityColumnDescriptor findByPropertyName(java.lang.String propertyName)

Finds column descriptor by property name.

getPropertyName

public java.lang.String getPropertyName(java.lang.String columnName)

Returns property name for specified column name.

getColumnName

public java.lang.String getColumnName(java.lang.String propertyName)

Returns column name for specified property name..

ensureSingleIdColumn

protected void ensureSingleIdColumn()

getIdColumnName

public java.lang.String getIdColumnName()

Returns the identity column name of column marked as identity. Throws an exception if table has composite primary key.

getIdPropertyName

public java.lang.String getIdPropertyName()

Returns the first property name of column marked as identity. Throws an exception if table has composite primary key.