com.enonic.cms.business.portal.livetrace.LongestPortalRequests.java Source code

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Here is the source code for com.enonic.cms.business.portal.livetrace.LongestPortalRequests.java

Source

/*
 * Copyright 2000-2011 Enonic AS
 * http://www.enonic.com/license
 */
package com.enonic.cms.business.portal.livetrace;

import java.util.List;
import java.util.TreeSet;

import com.google.common.collect.ImmutableList;

/**
 * Oct 6, 2010
 */
public class LongestPortalRequests {
    private int maxSize;

    private TreeSet<PortalRequestTrace> list;

    public LongestPortalRequests(int maxSize) {
        this.maxSize = maxSize;
        list = new TreeSet<PortalRequestTrace>(new PortalRequestTraceComparatorByLongestTime());
    }

    public synchronized void add(PortalRequestTrace item) {
        list.add(item);
        doRetainSize();
    }

    public synchronized List<PortalRequestTrace> getList() {
        return ImmutableList.copyOf(list);
    }

    private void doRetainSize() {
        if (list.size() > maxSize) {
            list.remove(list.last());
        }
    }
}