TagUtils (Wicket Core 7.18.0 API)

java.lang.Object
- org.apache.wicket.markup.TagUtils

```
public class TagUtils
extends Object
```
Some utils to handle tags which otherwise would bloat the Tag API.

Author:

Juergen Donnerstag

Field Summary

Fields
Modifier and Type Field and Description

static IValueMap ATTRIBUTES_SEPARATORS
A map that keeps the separators which should be used for the different HTML element attributes.

Fields
Modifier and Type	Field and Description
`static IValueMap`	`ATTRIBUTES_SEPARATORS` A map that keeps the separators which should be used for the different HTML element attributes.

Constructor Summary

Constructors
Constructor and Description

TagUtils()
Constructor

Constructors
Constructor and Description
`TagUtils()` Constructor

Method Summary

Methods
Modifier and Type	Method and Description
`static void`	`copyAttributes(MarkupContainer component, ComponentTag tag)` Copy attributes from e.g.
`static IMarkupFragment`	`findTagMarkup(IMarkupFragment fragment, String id, String tagName, int streamOffset)` Find the markup fragment of a tag with wicket:id equal to `id` starting at offset `streamOffset`.
`static boolean`	`isBodyTag(ComponentTag tag)`
`static boolean`	`isExtendTag(IMarkupFragment markup, int i)`
`static boolean`	`isHeadTag(MarkupElement elem)`
`static boolean`	`isWicketBodyTag(MarkupElement elem)`
`static boolean`	`isWicketBorderTag(MarkupElement elem)`
`static boolean`	`isWicketHeaderItemsTag(MarkupElement elem)`
`static boolean`	`isWicketHeadTag(MarkupElement elem)`
`static boolean`	`isWicketTag(IMarkupFragment markup, int i)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - ATTRIBUTES_SEPARATORS
```
public static final IValueMap ATTRIBUTES_SEPARATORS
```
    A map that keeps the separators which should be used for the different HTML element attributes.
- Constructor Detail
  - TagUtils
```
public TagUtils()
```
    Constructor
- Method Detail
  - isBodyTag
```
public static boolean isBodyTag(ComponentTag tag)
```
    Parameters:
    tag -
    
    Returns:
    True, if tag name equals '<body ...>'
  - isHeadTag
```
public static boolean isHeadTag(MarkupElement elem)
```
    Parameters:
    elem -
    
    Returns:
    True, if tag name equals '<head ...>'
  - isWicketTag
```
public static boolean isWicketTag(IMarkupFragment markup,
                  int i)
```
    Parameters:
    markup -
    i -
    
    Returns:
    True if the markup element at index 'i' is a WicketTag
  - isExtendTag
```
public static boolean isExtendTag(IMarkupFragment markup,
                  int i)
```
    Parameters:
    markup -
    i -
    
    Returns:
    True if the markup element at index 'i' is a <wicket:extend> tag
  - isWicketHeadTag
```
public static boolean isWicketHeadTag(MarkupElement elem)
```
    Parameters:
    elem -
    
    Returns:
    True if the current markup element is a <wicket:head> tag
  - isWicketHeaderItemsTag
```
public static boolean isWicketHeaderItemsTag(MarkupElement elem)
```
    Parameters:
    elem -
    
    Returns:
    True if the current markup element is a <wicket:header-items> tag
  - isWicketBodyTag
```
public static boolean isWicketBodyTag(MarkupElement elem)
```
    Parameters:
    elem -
    
    Returns:
    True if the current markup element is a <wicket:body> tag
  - isWicketBorderTag
```
public static boolean isWicketBorderTag(MarkupElement elem)
```
    Parameters:
    elem -
    
    Returns:
    True if the current markup element is a <wicket:border> tag
  - copyAttributes
```
public static void copyAttributes(MarkupContainer component,
                  ComponentTag tag)
```
    Copy attributes from e.g. <wicket:panel> (or border) to the "calling" tag.
    
    Parameters:
    component - the markup container which attributes will be copied
    tag - the component tag where the attributes will be applied
    See Also:
    WICKET-2874, WICKET-3812
  - findTagMarkup
```
public static final IMarkupFragment findTagMarkup(IMarkupFragment fragment,
                            String id,
                            String tagName,
                            int streamOffset)
```
    Find the markup fragment of a tag with wicket:id equal to id starting at offset streamOffset.
    
    Parameters:
    id - The wicket:id of the tag being searched for.
    tagName - The tag name of the tag being searched for.
    streamOffset - The offset in the markup stream from which to start searching.
    
    Returns:
    the IMarkupFragment of the component tag if found, null is not found.

Class TagUtils

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

ATTRIBUTES_SEPARATORS

Constructor Detail

TagUtils

Method Detail

isBodyTag

isHeadTag

isWicketTag

isExtendTag

isWicketHeadTag

isWicketHeaderItemsTag

isWicketBodyTag

isWicketBorderTag

copyAttributes

findTagMarkup