Example usage for org.apache.commons.collections15 Bag remove

Introduction

In this page you can find the example usage for org.apache.commons.collections15 Bag remove.

Prototype

boolean remove(E object, int nCopies);

Source Link

Document

Removes nCopies copies of the specified object from the Bag.

Usage

From source file:mulavito.utils.BagUtil.java

/**
 * Set the counter of the given entry in the given set.
 * // w  ww  .  j  a va  2 s .c o  m
 * @param bag
 *            The bag to modify
 * @param entry
 *            The entry whose counter is set
 * @param count
 *            The new non-negative counter value
 */
public static <T> void setCount(Bag<T> bag, T entry, int count) {
    if (bag == null)
        throw new IllegalArgumentException();
    else if (count < 0)
        throw new IllegalArgumentException();

    int oldCount = bag.getCount(entry);

    if (count > oldCount)
        bag.add(entry, count - oldCount);
    else if (count < oldCount)
        bag.remove(entry, oldCount - count);
}

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