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/* *****************************************************************************
* SetUils.java
* ****************************************************************************/
/* J_LZ_COPYRIGHT_BEGIN *******************************************************
* Copyright 2001-2004 Laszlo Systems, Inc. All Rights Reserved. *
* Use is subject to license terms. *
* J_LZ_COPYRIGHT_END *********************************************************/
import java.util.*;
/**
* A utility class containing set utility functions.
*
* @author Oliver Steele
*/
public abstract class SetUtils {
public static boolean containsAny(Set a, Set b) {
for (Iterator iter = b.iterator(); iter.hasNext(); ) {
if (a.contains(iter.next())) {
return true;
}
}
return false;
}
public static Set intersection(Set a, Set b) {
Set c = new HashSet();
for (Iterator iter = b.iterator(); iter.hasNext(); ) {
Object e = iter.next();
if (a.contains(e)) {
c.add(e);
}
}
return c;
}
}
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