## org.springframework.aop.support
Class ClassFilters

    java.lang.Object
      org.springframework.aop.support.ClassFilters

    public abstract class ClassFilters

extends Object

Static utility methods for composing `ClassFilters`.

Since:
  11.11.2003
Author:
  Rod Johnson, Rob Harrop, Juergen Hoeller
See Also:
  `MethodMatchers`, `Pointcuts`

Constructor Summary
`ClassFilters()`

Method Summary
`static ClassFilter` `intersection(ClassFilter[] classFilters)` Match all classes that all of the given ClassFilters match.
`static ClassFilter` `intersection(ClassFilter cf1, ClassFilter cf2)` Match all classes that both of the given ClassFilters match.
`static ClassFilter` `union(ClassFilter[] classFilters)` Match all classes that either (or all) of the given ClassFilters matches.
`static ClassFilter` `union(ClassFilter cf1, ClassFilter cf2)` Match all classes that either (or both) of the given ClassFilters matches.

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

Constructor Detail

### ClassFilters

    public ClassFilters()

Method Detail

### union

    public static ClassFilter union(ClassFilter cf1,
                                    ClassFilter cf2)

  Match all classes that either (or both) of the given ClassFilters matches.

  Parameters:
    `cf1` - the first ClassFilter
    `cf2` - the second ClassFilter
  Returns:
    a distinct ClassFilter that matches all classes that either of the given ClassFilter matches

### union

    public static ClassFilter union(ClassFilter[] classFilters)

  Match all classes that either (or all) of the given ClassFilters matches.

  Parameters:
    `classFilters` - the ClassFilters to match
  Returns:
    a distinct ClassFilter that matches all classes that either of the given ClassFilter matches

### intersection

    public static ClassFilter intersection(ClassFilter cf1,
                                           ClassFilter cf2)

  Match all classes that both of the given ClassFilters match.

  Parameters:
    `cf1` - the first ClassFilter
    `cf2` - the second ClassFilter
  Returns:
    a distinct ClassFilter that matches all classes that both of the given ClassFilter match

### intersection

    public static ClassFilter intersection(ClassFilter[] classFilters)

  Match all classes that all of the given ClassFilters match.

  Parameters:
    `classFilters` - the ClassFilters to match
  Returns:
    a distinct ClassFilter that matches all classes that both of the given ClassFilter match

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