org.apache.xpath.compiler

Class FunctionTable


public class FunctionTable
extends java.lang.Object

The function table for XPath.

Field Summary

static int
FUNC_BOOLEAN
The 'boolean()' id.
static int
FUNC_CEILING
The 'ceiling()' id.
static int
FUNC_CONCAT
The 'concat()' id.
static int
FUNC_CONTAINS
The 'contains()' id.
static int
FUNC_COUNT
The 'count()' id.
static int
FUNC_CURRENT
The 'current()' id.
static int
FUNC_DOCLOCATION
The 'document-location()' id (Proprietary).
static int
FUNC_EXT_ELEM_AVAILABLE
The 'element-available()' id (XSLT).
static int
FUNC_EXT_FUNCTION_AVAILABLE
The 'function-available()' id (XSLT).
static int
FUNC_FALSE
The 'false()' id.
static int
FUNC_FLOOR
The 'floor()' id.
static int
FUNC_GENERATE_ID
The 'generate-id()' id.
static int
FUNC_ID
The 'id()' id.
static int
FUNC_KEY
The 'key()' id (XSLT).
static int
FUNC_LANG
The 'lang()' id.
static int
FUNC_LAST
The 'last()' id.
static int
FUNC_LOCAL_PART
The 'local-name()' id.
static int
FUNC_NAMESPACE
The 'namespace-uri()' id.
static int
FUNC_NORMALIZE_SPACE
The 'normalize-space()' id.
static int
FUNC_NOT
The 'not()' id.
static int
FUNC_NUMBER
The 'number()' id.
static int
FUNC_POSITION
The 'position()' id.
static int
FUNC_QNAME
The 'name()' id.
static int
FUNC_ROUND
The 'round()' id.
static int
FUNC_STARTS_WITH
The 'starts-with()' id.
static int
FUNC_STRING
The 'string()' id.
static int
FUNC_STRING_LENGTH
The 'string-length()' id.
static int
FUNC_SUBSTRING
The 'substring()' id.
static int
FUNC_SUBSTRING_AFTER
The 'substring-after()' id.
static int
FUNC_SUBSTRING_BEFORE
The 'substring-before()' id.
static int
FUNC_SUM
The 'sum()' id.
static int
FUNC_SYSTEM_PROPERTY
The 'system-property()' id.
static int
FUNC_TRANSLATE
The 'translate()' id.
static int
FUNC_TRUE
The 'true()' id.
static int
FUNC_UNPARSED_ENTITY_URI
The 'unparsed-entity-uri()' id (XSLT).

Constructor Summary

FunctionTable()

Method Summary

boolean
functionAvailable(String methName)
Tell if a built-in, non-namespaced function is available.
int
installFunction(String name, Class func)
Install a built-in function.

Field Details

FUNC_BOOLEAN

public static final int FUNC_BOOLEAN
The 'boolean()' id.
Field Value:
14

FUNC_CEILING

public static final int FUNC_CEILING
The 'ceiling()' id.
Field Value:
17

FUNC_CONCAT

public static final int FUNC_CONCAT
The 'concat()' id.
Field Value:
27

FUNC_CONTAINS

public static final int FUNC_CONTAINS
The 'contains()' id.
Field Value:
22

FUNC_COUNT

public static final int FUNC_COUNT
The 'count()' id.
Field Value:
3

FUNC_CURRENT

public static final int FUNC_CURRENT
The 'current()' id.
Field Value:
0

FUNC_DOCLOCATION

public static final int FUNC_DOCLOCATION
The 'document-location()' id (Proprietary).
Field Value:
35

FUNC_EXT_ELEM_AVAILABLE

public static final int FUNC_EXT_ELEM_AVAILABLE
The 'element-available()' id (XSLT).
Field Value:
34

FUNC_EXT_FUNCTION_AVAILABLE

public static final int FUNC_EXT_FUNCTION_AVAILABLE
The 'function-available()' id (XSLT).
Field Value:
33

FUNC_FALSE

public static final int FUNC_FALSE
The 'false()' id.
Field Value:
13

FUNC_FLOOR

public static final int FUNC_FLOOR
The 'floor()' id.
Field Value:
16

FUNC_GENERATE_ID

public static final int FUNC_GENERATE_ID
The 'generate-id()' id.
Field Value:
10

FUNC_ID

public static final int FUNC_ID
The 'id()' id.
Field Value:
4

FUNC_KEY

public static final int FUNC_KEY
The 'key()' id (XSLT).
Field Value:
5

FUNC_LANG

public static final int FUNC_LANG
The 'lang()' id.
Field Value:
32

FUNC_LAST

public static final int FUNC_LAST
The 'last()' id.
Field Value:
1

FUNC_LOCAL_PART

public static final int FUNC_LOCAL_PART
The 'local-name()' id.
Field Value:
7

FUNC_NAMESPACE

public static final int FUNC_NAMESPACE
The 'namespace-uri()' id.
Field Value:
8

FUNC_NORMALIZE_SPACE

public static final int FUNC_NORMALIZE_SPACE
The 'normalize-space()' id.
Field Value:
25

FUNC_NOT

public static final int FUNC_NOT
The 'not()' id.
Field Value:
11

FUNC_NUMBER

public static final int FUNC_NUMBER
The 'number()' id.
Field Value:
15

FUNC_POSITION

public static final int FUNC_POSITION
The 'position()' id.
Field Value:
2

FUNC_QNAME

public static final int FUNC_QNAME
The 'name()' id.
Field Value:
9

FUNC_ROUND

public static final int FUNC_ROUND
The 'round()' id.
Field Value:
18

FUNC_STARTS_WITH

public static final int FUNC_STARTS_WITH
The 'starts-with()' id.
Field Value:
21

FUNC_STRING

public static final int FUNC_STRING
The 'string()' id.
Field Value:
20

FUNC_STRING_LENGTH

public static final int FUNC_STRING_LENGTH
The 'string-length()' id.
Field Value:
30

FUNC_SUBSTRING

public static final int FUNC_SUBSTRING
The 'substring()' id.
Field Value:
29

FUNC_SUBSTRING_AFTER

public static final int FUNC_SUBSTRING_AFTER
The 'substring-after()' id.
Field Value:
24

FUNC_SUBSTRING_BEFORE

public static final int FUNC_SUBSTRING_BEFORE
The 'substring-before()' id.
Field Value:
23

FUNC_SUM

public static final int FUNC_SUM
The 'sum()' id.
Field Value:
19

FUNC_SYSTEM_PROPERTY

public static final int FUNC_SYSTEM_PROPERTY
The 'system-property()' id.
Field Value:
31

FUNC_TRANSLATE

public static final int FUNC_TRANSLATE
The 'translate()' id.
Field Value:
26

FUNC_TRUE

public static final int FUNC_TRUE
The 'true()' id.
Field Value:
12

FUNC_UNPARSED_ENTITY_URI

public static final int FUNC_UNPARSED_ENTITY_URI
The 'unparsed-entity-uri()' id (XSLT).
Field Value:
36

Constructor Details

FunctionTable

public FunctionTable()

Method Details

functionAvailable

public boolean functionAvailable(String methName)
Tell if a built-in, non-namespaced function is available.
Parameters:
methName - The local name of the function.
Returns:
True if the function can be executed.

installFunction

public int installFunction(String name,
                           Class func)
Install a built-in function.
Parameters:
name - The unqualified name of the function, must not be null
func - A Implementation of an XPath Function object.
Returns:
the position of the function in the internal index.

Copyright © 2006 Apache XML Project. All Rights Reserved.