org.apache.ddlutils.model

Class IndexImplBase

java.lang.Object

org.apache.ddlutils.model.IndexImplBase

All Implemented Interfaces:

Serializable, Index

Direct Known Subclasses:

NonUniqueIndex, UniqueIndex

public abstract class IndexImplBase
extends Object
implements Index

Base class for indexes.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected ArrayList	_columns The columns making up the index.
protected String	_name The name of the index.

Constructor Summary

Constructors

Constructor and Description
IndexImplBase()

Method Summary

Methods

Modifier and Type	Method and Description
void	addColumn(IndexColumn column) Adds a column that makes up this index.
IndexColumn	getColumn(int idx) Returns the indicated column making up this index.
int	getColumnCount() Returns the number of columns that make up this index.
IndexColumn[]	getColumns() Returns the columns that make up this index.
String	getName() Returns the name of the index.
boolean	hasColumn(Column column) Determines whether this index includes the given column.
boolean	hasColumn(String columnName, boolean caseSensitive) Determines whether this index includes the indicated column.
void	removeColumn(IndexColumn column) Removes the given index column from this index.
void	removeColumn(int idx) Removes the column at the specified position in this index.
void	setName(String name) Sets the name of the index.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ddlutils.model.Index

equalsIgnoreCase, getClone, isUnique, toVerboseString

Field Detail

_name

protected String _name

The name of the index.

_columns

protected ArrayList _columns

The columns making up the index.

Constructor Detail

IndexImplBase

public IndexImplBase()

Method Detail

getName

public String getName()

Returns the name of the index.

Specified by:

getName in interface Index

Returns:

The name

setName

public void setName(String name)

Sets the name of the index.

Specified by:

setName in interface Index

Parameters:

name - The name

getColumnCount

public int getColumnCount()

Returns the number of columns that make up this index.

Specified by:

getColumnCount in interface Index

Returns:

The number of index columns

getColumn

public IndexColumn getColumn(int idx)

Returns the indicated column making up this index.

Specified by:

getColumn in interface Index

Parameters:

idx - The index of the column

Returns:

The column

getColumns

public IndexColumn[] getColumns()

Returns the columns that make up this index.

Specified by:

getColumns in interface Index

Returns:

The columns

hasColumn

public boolean hasColumn(Column column)

Determines whether this index includes the given column.

Specified by:

hasColumn in interface Index

Parameters:

column - The column to check for

Returns:

true if the column is included in this index

hasColumn

public boolean hasColumn(String columnName,
                boolean caseSensitive)

Determines whether this index includes the indicated column.

Specified by:

hasColumn in interface Index

Parameters:

columnName - The name of the column to check for

caseSensitive - Whether the case of the column name matters for the check

Returns:

true if the column is included in this index

addColumn

public void addColumn(IndexColumn column)

Adds a column that makes up this index.

Specified by:

addColumn in interface Index

Parameters:

column - The column to add

removeColumn

public void removeColumn(IndexColumn column)

Removes the given index column from this index.

Specified by:

removeColumn in interface Index

Parameters:

column - The column to remove

removeColumn

public void removeColumn(int idx)

Removes the column at the specified position in this index.

Specified by:

removeColumn in interface Index

Parameters:

idx - The position of the index column to remove