Examples of java.util.TreeSet.headSet()

java.util.TreeSet.headSet()
@throws ClassCastException {@inheritDoc} @throws NullPointerException if {@code toElement} is null andthis set uses natural ordering, or its comparator does not permit null elements @throws IllegalArgumentException {@inheritDoc} @since 1.6

        {
            subset = set.tailSet( val );
        } 
        else 
        {
            subset = set.headSet( val );
        }


        if ( subset.size() > 0 || set.contains( val ) ) 
        {
            return true;

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        else 
        {
            // Get all values from the smallest upto val and put them into
            // a list.  They will be in ascending order so we need to reverse
            // the list after adding val which is not included in headSet.
            SortedSet headset = set.headSet( val );
            ArrayList list = new ArrayList( set.size() + 1 );
            list.addAll( headset );


            // Add largest value (val) if it is in the set.  TreeSet.headSet
            // does not get val if val is in the set.  So we add it now to

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        else 
        {
            // Get all values from the smallest upto val and put them into
            // a list.  They will be in ascending order so we need to reverse
            // the list after adding val which is not included in headSet.
            SortedSet headset = set.headSet( val );
            ArrayList list = new ArrayList( set.size() + 1 );
            list.addAll( headset );


            // Add largest value (val) if it is in the set.  TreeSet.headSet
            // does not get val if val is in the set.  So we add it now to

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        {
            subset = set.tailSet( val );
        } 
        else 
        {
            subset = set.headSet( val );
        }


        if ( subset.size() > 0 || set.contains( val ) ) 
        {
            return true;

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        else 
        {
            // Get all values from the smallest upto val and put them into
            // a list.  They will be in ascending order so we need to reverse
            // the list after adding val which is not included in headSet.
            SortedSet headset = set.headSet( val );
            ArrayList list = new ArrayList( set.size() + 1 );
            list.addAll( headset );


            // Add largest value (val) if it is in the set.  TreeSet.headSet
            // does not get val if val is in the set.  So we add it now to

View Full Code Here

        {
            subset = set.tailSet( val );
        } 
        else 
        {
            subset = set.headSet( val );
        }


        if ( subset.size() > 0 || set.contains( val ) ) 
        {
            return true;

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