Package org.datanucleus.metadata
Class PrimaryKeyMetaData
- java.lang.Object
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- org.datanucleus.metadata.MetaData
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- org.datanucleus.metadata.PrimaryKeyMetaData
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- All Implemented Interfaces:
java.io.Serializable
,ColumnMetaDataContainer
public class PrimaryKeyMetaData extends MetaData implements ColumnMetaDataContainer
Representation of a primary key constraint. Can also be used for specifying surrogate keys, but we doesn't support this.- See Also:
- Serialized Form
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Field Summary
Fields Modifier and Type Field Description protected java.lang.String
columnName
Column name of PK.protected java.util.List<ColumnMetaData>
columns
protected java.lang.String
name
PK constraint name.private static long
serialVersionUID
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Fields inherited from class org.datanucleus.metadata.MetaData
EXTENSION_CLASS_CREATETIMESTAMP, EXTENSION_CLASS_CREATETIMESTAMP_COLUMN_NAME, EXTENSION_CLASS_CREATEUSER, EXTENSION_CLASS_CREATEUSER_COLUMN_LENGTH, EXTENSION_CLASS_CREATEUSER_COLUMN_NAME, EXTENSION_CLASS_MULTITENANCY_COLUMN_LENGTH, EXTENSION_CLASS_MULTITENANCY_COLUMN_NAME, EXTENSION_CLASS_MULTITENANCY_JDBC_TYPE, EXTENSION_CLASS_MULTITENANT, EXTENSION_CLASS_READ_ONLY, EXTENSION_CLASS_SOFTDELETE, EXTENSION_CLASS_SOFTDELETE_COLUMN_NAME, EXTENSION_CLASS_UPDATETIMESTAMP, EXTENSION_CLASS_UPDATETIMESTAMP_COLUMN_NAME, EXTENSION_CLASS_UPDATEUSER, EXTENSION_CLASS_UPDATEUSER_COLUMN_LENGTH, EXTENSION_CLASS_UPDATEUSER_COLUMN_NAME, EXTENSION_CLASS_VERSION_FIELD_NAME, EXTENSION_CLASS_VIEW_DEFINITION, EXTENSION_CLASS_VIEW_IMPORTS, EXTENSION_INDEX_COLUMN_ORDERING, EXTENSION_MEMBER_CACHEABLE, EXTENSION_MEMBER_CALENDAR_ONE_COLUMN, EXTENSION_MEMBER_CASCADE_ATTACH, EXTENSION_MEMBER_CASCADE_DETACH, EXTENSION_MEMBER_CASCADE_PERSIST, EXTENSION_MEMBER_CASCADE_REFRESH, EXTENSION_MEMBER_COMPARATOR_NAME, EXTENSION_MEMBER_CONTAINER_ALLOW_NULLS, EXTENSION_MEMBER_CREATE_TIMESTAMP, EXTENSION_MEMBER_CREATE_USER, EXTENSION_MEMBER_ENUM_VALUE_GETTER, EXTENSION_MEMBER_IMPLEMENTATION_CLASSES, EXTENSION_MEMBER_INSERTABLE, EXTENSION_MEMBER_KEY_IMPLEMENTATION_CLASSES, EXTENSION_MEMBER_LIST_ORDERING, EXTENSION_MEMBER_RELATION_DISCRIM_COLUMN, EXTENSION_MEMBER_RELATION_DISCRIM_PK, EXTENSION_MEMBER_RELATION_DISCRIM_VALUE, EXTENSION_MEMBER_STRATEGY_WHEN_NOTNULL, EXTENSION_MEMBER_TYPE_CONVERTER_DISABLED, EXTENSION_MEMBER_TYPE_CONVERTER_NAME, EXTENSION_MEMBER_UPDATE_TIMESTAMP, EXTENSION_MEMBER_UPDATE_USER, EXTENSION_MEMBER_UPDATEABLE, EXTENSION_MEMBER_VALUE_IMPLEMENTATION_CLASSES, EXTENSION_VERSION_NUMBER_INITIAL_VALUE, extensions, metaDataState, parent, VENDOR_NAME
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Constructor Summary
Constructors Constructor Description PrimaryKeyMetaData()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
addColumn(ColumnMetaData colmd)
Add a new ColumnMetaData elementColumnMetaData[]
getColumnMetaData()
Accessor for columnMetaDatajava.lang.String
getColumnName()
java.lang.String
getName()
ColumnMetaData
newColumnMetaData()
Method to create a new column, add it, and return it.PrimaryKeyMetaData
setColumnName(java.lang.String name)
PrimaryKeyMetaData
setName(java.lang.String name)
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Methods inherited from class org.datanucleus.metadata.MetaData
addExtension, addExtensions, getExtensions, getMetaDataManager, getNoOfExtensions, getParent, getValueForExtension, getValuesForExtension, hasExtension, initialise, isInitialised, isPopulated, isUsed, removeExtension, setExtensions, setInitialised, setParent, setPopulated, setUsed
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Field Detail
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serialVersionUID
private static final long serialVersionUID
- See Also:
- Constant Field Values
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name
protected java.lang.String name
PK constraint name.
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columnName
protected java.lang.String columnName
Column name of PK.
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columns
protected java.util.List<ColumnMetaData> columns
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Method Detail
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getName
public java.lang.String getName()
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setName
public PrimaryKeyMetaData setName(java.lang.String name)
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setColumnName
public PrimaryKeyMetaData setColumnName(java.lang.String name)
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getColumnName
public java.lang.String getColumnName()
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addColumn
public void addColumn(ColumnMetaData colmd)
Add a new ColumnMetaData element- Specified by:
addColumn
in interfaceColumnMetaDataContainer
- Parameters:
colmd
- The ColumnMetaData to add
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newColumnMetaData
public ColumnMetaData newColumnMetaData()
Method to create a new column, add it, and return it.- Returns:
- The column metadata
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getColumnMetaData
public final ColumnMetaData[] getColumnMetaData()
Accessor for columnMetaData- Specified by:
getColumnMetaData
in interfaceColumnMetaDataContainer
- Returns:
- Returns the columnMetaData.
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