org.apache.xml.utils
Class StringToStringTable

java.lang.Object
  org.apache.xml.utils.StringToStringTable

public class StringToStringTable

extends Object

A very simple lookup table that stores a list of strings, the even number strings being keys, and the odd number strings being values.

Field Summary

private int	m_blocksize Size of blocks to allocate
private int	m_firstFree Number of strings this contains
private String[]	m_map Array of strings this contains
private int	m_mapSize Size of this table

Constructor Summary

StringToStringTable()
Default constructor.

StringToStringTable(int blocksize)
Construct a StringToStringTable, using the given block size.

Method Summary

boolean	contains(String key) Tell if the table contains the given string.
boolean	containsValue(String val) Tell if the table contains the given string.
String	elementAt(int i) Get the nth element.
String	get(String key) Tell if the table contains the given string.
String	getByValue(String val) Tell if the table contains the given string in the value.
String	getIgnoreCase(String key) Tell if the table contains the given string.
int	getLength() Get the length of the list.
void	put(String key, String value) Append a string onto the vector.
void	remove(String key) Remove the given string and its value from this table.

Methods inherited from class java.lang.Object

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

Field Detail

m_blocksize

private int m_blocksize

Size of blocks to allocate

m_map

private String[] m_map

Array of strings this contains

m_firstFree

private int m_firstFree

Number of strings this contains

m_mapSize

private int m_mapSize

Size of this table

Constructor Detail

StringToStringTable

public StringToStringTable()

Default constructor. Note that the default block size is very small, for small lists.

StringToStringTable

public StringToStringTable(int blocksize)

Construct a StringToStringTable, using the given block size.

Parameters:

blocksize - Size of blocks to allocate

Method Detail

getLength

public final int getLength()

Get the length of the list.

Returns:

Number of strings in the list

put

public final void put(String key,
                      String value)

Append a string onto the vector. The strings go to the even locations in the array and the values in the odd.

Parameters:

key - String to add to the list

value - Value of the string

get

public final String get(String key)

Tell if the table contains the given string.

Parameters:

key - String to look up

Returns:

return the value of the string or null if not found.

remove

public final void remove(String key)

Remove the given string and its value from this table.

Parameters:

key - String to remove from the table

getIgnoreCase

public final String getIgnoreCase(String key)

Tell if the table contains the given string. Ignore case

Parameters:

key - String to look up

Returns:

The value of the string or null if not found

getByValue

public final String getByValue(String val)

Tell if the table contains the given string in the value.

Parameters:

val - Value of the string to look up

Returns:

the string associated with the given value or null if not found

elementAt

public final String elementAt(int i)

Get the nth element.

Parameters:

i - index of the string to look up.

Returns:

The string at the given index.

contains

public final boolean contains(String key)

Tell if the table contains the given string.

Parameters:

key - String to look up

Returns:

True if the given string is in this table

containsValue

public final boolean containsValue(String val)

Tell if the table contains the given string.

Parameters:

val - value to look up

Returns:

True if the given value is in the table.