Example usage for org.apache.commons.collections.comparators ComparatorChain size

Introduction

In this page you can find the example usage for org.apache.commons.collections.comparators ComparatorChain size.

Prototype

public int size() 

Source Link

Document

Number of Comparators in the current ComparatorChain.

Usage

From source file:com.safetys.framework.jmesa.core.sort.MultiColumnSort.java

@SuppressWarnings("unchecked")
public Collection<?> sortItems(Collection<?> items, Limit limit) {
    ComparatorChain chain = new ComparatorChain();

    SortSet sortSet = limit.getSortSet();
    for (Sort sort : sortSet.getSorts()) {
        if (sort.getOrder() == Order.ASC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()));
        } else if (sort.getOrder() == Order.DESC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()), true);
        }//from   ww w. j  av  a  2  s  .  co m
    }

    if (chain.size() > 0) {
        Collections.sort((List<?>) items, chain);
    }

    return items;
}

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From source file:com.safetys.framework.jmesa.core.sort.ComparableAwareColumnSort.java

@SuppressWarnings("unchecked")
public Collection<?> sortItems(Collection<?> items, Limit limit) {
    if (items.isEmpty()) {
        return items;
    }//from  w  w  w . j  a  v  a 2s . co m

    ComparatorChain chain = new ComparatorChain();
    SortSet sortSet = limit.getSortSet();

    for (Sort sort : sortSet.getSorts()) {
        Class<?> type = null;

        try {
            type = getPropertyClassType(items, sort.getProperty());
        } catch (Exception e) {
            logger.error("Had problems getting the column sort type.", e);
        }

        if (type != null && Comparable.class.isAssignableFrom(type)) {
            if (sort.getOrder() == Order.ASC) {
                chain.addComparator(new BeanComparator(sort.getProperty(),
                        new NullComparator(ComparableComparator.getInstance())));
            } else if (sort.getOrder() == Order.DESC) {
                chain.addComparator(new BeanComparator(sort.getProperty(),
                        new NullComparator(ComparableComparator.getInstance())), true);
            }
        } else if (sort.getOrder() == Order.ASC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()));
        } else if (sort.getOrder() == Order.DESC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()), true);
        }
    }

    if (chain.size() > 0) {
        Collections.sort((List<?>) items, chain);
    }

    return items;
}

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From source file:org.jmesa.core.sort.ComparableAwareColumnSort.java

@SuppressWarnings("unchecked")
@Override/*from w ww.j  a v a  2 s. c om*/
public Collection<?> sortItems(Collection<?> items, Limit limit) {

    if (items.isEmpty()) {
        return items;
    }

    ComparatorChain chain = new ComparatorChain();
    SortSet sortSet = limit.getSortSet();

    for (Sort sort : sortSet.getSorts()) {
        Class<?> type = null;

        try {
            type = getPropertyClassType(items, sort.getProperty());
        } catch (Exception e) {
            logger.error("Had problems getting the column sort type.", e);
        }

        if (type != null && Comparable.class.isAssignableFrom(type)) {
            if (sort.getOrder() == Order.ASC) {
                chain.addComparator(new BeanComparator(sort.getProperty(),
                        new NullComparator(ComparableComparator.getInstance())));
            } else if (sort.getOrder() == Order.DESC) {
                chain.addComparator(new BeanComparator(sort.getProperty(),
                        new NullComparator(ComparableComparator.getInstance())), true);
            }
        } else if (sort.getOrder() == Order.ASC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()));
        } else if (sort.getOrder() == Order.DESC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()), true);
        }
    }

    if (chain.size() > 0) {
        Collections.sort((List<?>) items, chain);
    }

    return items;
}

---

From source file:org.jmesa.core.sort.MultiColumnSort.java

@SuppressWarnings("unchecked")
@Override/*  w w  w .  j av  a2  s. c om*/
public Collection<?> sortItems(Collection<?> items, Limit limit) {

    ComparatorChain chain = new ComparatorChain();

    SortSet sortSet = limit.getSortSet();
    for (Sort sort : sortSet.getSorts()) {
        if (sort.getOrder() == Order.ASC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()));
        } else if (sort.getOrder() == Order.DESC) {
            chain.addComparator(new BeanComparator(sort.getProperty(), new NullComparator()), true);
        }
    }

    if (chain.size() > 0) {
        Collections.sort((List<?>) items, chain);
    }

    return items;
}

---