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Remove dependency on commons collections (ArrayIterator).

This commit is contained in:
Luke Taylor 2009-04-23 05:39:50 +00:00
parent 2e3189cf83
commit 30fe9a0935
1 changed files with 24 additions and 9 deletions
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33
acl/src/main/java/org/springframework/security/acls/afterinvocation/ArrayFilterer.java
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@ -15,16 +15,15 @@
package org.springframework.security.acls.afterinvocation;
import org.apache.commons.collections.iterators.ArrayIterator;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.lang.reflect.Array;
import java.util.HashSet;
import java.util.Iterator;
import java.util.NoSuchElementException;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* A filter used to filter arrays.
@ -40,8 +39,8 @@ class ArrayFilterer<T> implements Filterer<T> {
//~ Instance fields ================================================================================================
private Set<T> removeList;
private T[] list;
private final Set<T> removeList;
private final T[] list;
//~ Constructors ===================================================================================================
@ -88,9 +87,25 @@ class ArrayFilterer<T> implements Filterer<T> {
*
* @see org.springframework.security.acls.afterinvocation.Filterer#iterator()
*/
@SuppressWarnings("unchecked")
public Iterator<T> iterator() {
return new ArrayIterator(list);
return new Iterator<T>() {
private int index = 0;
public boolean hasNext() {
return index < list.length;
}
public T next() {
if (hasNext() == false) {
throw new NoSuchElementException();
}
return list[index++];
}
public void remove() {
throw new UnsupportedOperationException();
}
};
}
/**