net.sf.jailer.datamodel

Class PrimaryKey

java.lang.Object

net.sf.jailer.datamodel.PrimaryKey

public class PrimaryKey
extends java.lang.Object

Primary-key of a Table.

Author:

Ralf Wisser

Field Summary

Fields

Modifier and Type	Field and Description
int	numberOfIndexedPKColumns

Constructor Summary

Constructors

Constructor and Description
PrimaryKey(java.util.List<Column> columns, boolean needsOrderedMatch) Constructor.

Method Summary

Modifier and Type	Method and Description
void	assign(java.util.List<Column> primaryKeyColumns)
java.lang.String	columnList(java.lang.String prefix) Creates a comma-separated list of column names.
java.lang.String	columnList(java.lang.String prefix, Quoting quoting) Creates a comma-separated list of column names.
java.util.List<Column>	getColumns() Gets the primary-key columns.
static boolean	isAssignable(Column uPKColumn, Column entityColumn)
static boolean	isIncreasable(Column uPKColumn, Column column)
java.util.Map<Column,Column>	match(PrimaryKey primaryKey) Matches the columns with the columns of primaryKey s.t. each column of primaryKey is assigned to a column of this PK with same type.
java.lang.String	toSQL(java.lang.String columnPrefix) Returns the primary key in SQL syntax.
java.lang.String	toSQL(java.lang.String columnPrefix, boolean withContraints) Returns the primary key in SQL syntax.
java.lang.String	toSQL(java.lang.String columnPrefix, java.lang.String contraint, java.util.Map<java.lang.String,java.lang.String> typeReplacement) Returns the primary key in SQL syntax.
java.lang.String	toString() Returns a string representation of the primary key.

Methods inherited from class java.lang.Object

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

Field Detail

numberOfIndexedPKColumns

public int numberOfIndexedPKColumns

Constructor Detail

PrimaryKey

public PrimaryKey(java.util.List<Column> columns,
                  boolean needsOrderedMatch)

Constructor.

Parameters:

columns - the primary-key columns

needsOrderedMatch - true if match with UPK must be ordered

Method Detail

getColumns

public java.util.List<Column> getColumns()

Gets the primary-key columns.

Returns:

the primary-key columns

match

public java.util.Map<Column,Column> match(PrimaryKey primaryKey)

Matches the columns with the columns of primaryKey s.t. each column of primaryKey is assigned to a column of this PK with same type.

Parameters:

primaryKey - to match

Returns:

a match of all columns of primaryKey

isAssignable

public static boolean isAssignable(Column uPKColumn,
                                   Column entityColumn)

columnList

public java.lang.String columnList(java.lang.String prefix)

Creates a comma-separated list of column names.

Parameters:

prefix - an optional prefix for each PK-column

columnList

public java.lang.String columnList(java.lang.String prefix,
                                   Quoting quoting)

Creates a comma-separated list of column names.

Parameters:

prefix - an optional prefix for each PK-column

toSQL

public java.lang.String toSQL(java.lang.String columnPrefix)

Returns the primary key in SQL syntax.

Parameters:

columnPrefix - an optional prefix for each PK-column

toSQL

public java.lang.String toSQL(java.lang.String columnPrefix,
                              boolean withContraints)

Returns the primary key in SQL syntax.

Parameters:

columnPrefix - an optional prefix for each PK-column

toSQL

public java.lang.String toSQL(java.lang.String columnPrefix,
                              java.lang.String contraint,
                              java.util.Map<java.lang.String,java.lang.String> typeReplacement)

Returns the primary key in SQL syntax.

Parameters:

columnPrefix - an optional prefix for each PK-column

typeReplacement - column types replacements

toString

public java.lang.String toString()

Returns a string representation of the primary key.

Overrides:

toString in class java.lang.Object

assign

public void assign(java.util.List<Column> primaryKeyColumns)

isIncreasable

public static boolean isIncreasable(Column uPKColumn,
                                    Column column)