Class JDOOneToOneNature
java.lang.Object
org.castor.core.nature.BaseNature
org.exolab.castor.builder.info.nature.relation.JDOOneToOneNature
- All Implemented Interfaces:
Nature
A
JDOOneToOneNature
defines a one-to-one relation between two
FieldInfo
s.- Author:
- Lukas Lang, Filip Hianik
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
addForeignKey
(String column) Adds a column to the foreign key.Returns a List of s holding the columns of the foreign key.getId()
Returns the Nature Id.boolean
isDirty()
Returns true if field will NOT be checked against the database for modification, otherwise false.boolean
Returns true if no update on the column can be performed, false otherwise.void
setDirty
(boolean dirty) If set true, field will NOT be checked against the database for modification, otherwise set false.void
setReadOnly
(boolean readOnly) Sets the column read only.Methods inherited from class org.castor.core.nature.BaseNature
getBooleanPropertyDefaultFalse, getHolder, getProperty, getPropertyAsList, getPropertyAsMap, setProperty
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Constructor Details
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JDOOneToOneNature
Constructor taking aFieldInfo
.- Parameters:
field
- The field.
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Method Details
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getId
Returns the Nature Id.- Returns:
- The fully qualified
Class
name. - See Also:
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isReadOnly
public boolean isReadOnly()Returns true if no update on the column can be performed, false otherwise. Default value is false.- Returns:
- true if readonly, false if not or not set.
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setReadOnly
public void setReadOnly(boolean readOnly) Sets the column read only.- Parameters:
readOnly
- true if read only.
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isDirty
public boolean isDirty()Returns true if field will NOT be checked against the database for modification, otherwise false. Default value is false.- Returns:
- true if field is not updated, false if not or not set.
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setDirty
public void setDirty(boolean dirty) If set true, field will NOT be checked against the database for modification, otherwise set false.- Parameters:
dirty
- true if field should not be updated.
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getForeignKeys
Returns a List of s holding the columns of the foreign key. Keep in mind that by contract ofaddPrimaryKey(String foreignKey)
the order is not guaranteed.- Returns:
- the names of the foreign key's columns or null if no keys added before.
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addForeignKey
Adds a column to the foreign key. By contract, the order of the key columns is not guaranteed and depends on the returned List implementation theBaseNature
is using.- Parameters:
column
- The column name.
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