ICSSUrlVisitor (ph-css 7.0.0 API)

All Known Implementing Classes:

AbstractModifyingCSSUrlVisitor, DefaultCSSUrlVisitor
```
public interface ICSSUrlVisitor
```
Interface for visiting all URLs in a CSS document.

Author:

Philip Helger

See Also:

DefaultCSSUrlVisitor for a default empty implementation, AbstractModifyingCSSUrlVisitor for an abstract URL visitor that modifies URLs according to a rule

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default void`	`begin()`	Before visiting starts.
`default void`	`end()`	After visiting is done.
`void`	`onImport(CSSImportRule aImportRule)`	Called on CSS import statement.
`void`	`onUrlDeclaration(ICSSTopLevelRule aTopLevelRule, CSSDeclaration aDeclaration, CSSExpressionMemberTermURI aURITerm)`	Called on a CSS declaration value that contains an URL. Note: for keyframes it is currently not possible to retrieve the keyframes block to which the declaration belongs.

- Method Detail
  - begin
```
default void begin()
```
    Before visiting starts.
  - onImport
```
void onImport(@Nonnull
              CSSImportRule aImportRule)
```
    Called on CSS import statement. Use aImportRule.getLocation() to retrieve the imported URL.
    
    Parameters:
    
    aImportRule - Other imported CSS. Never null.
  - onUrlDeclaration
```
void onUrlDeclaration(@Nullable
                      ICSSTopLevelRule aTopLevelRule,
                      @Nonnull
                      CSSDeclaration aDeclaration,
                      @Nonnull
                      CSSExpressionMemberTermURI aURITerm)
```
    Called on a CSS declaration value that contains an URL.
    Note: for keyframes it is currently not possible to retrieve the keyframes block to which the declaration belongs.
    
    Parameters:
    
    aTopLevelRule - Top level rule of the URL. May be null when a declaration list is handled.
    
    aDeclaration - Declaration of the URL. Never null.
    
    aURITerm - The URI term from the current expression. Never null.
  - end
```
default void end()
```
    After visiting is done.