/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

/*
 * Copyright (c) 2002-2003, Atlassian Software Systems Pty Ltd All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *     * Neither the name of Atlassian Software Systems Pty Ltd nor the names of
 * its contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.opensymphony.xwork2.util.profiling;

import java.util.ArrayList;
import java.util.List;

/**
 * Bean to contain information about the pages profiled
 *
 * @author <a href="mailto:mike@atlassian.com">Mike Cannon-Brookes</a>
 * @author <a href="mailto:scott@atlassian.com">Scott Farquhar</a>
 * @version $Date$ $Id$
 *
 * @deprecated will be dropped with next major release (2.6)
 */
@Deprecated
public class ProfilingTimerBean implements java.io.Serializable {

    private static final long serialVersionUID = -6180672043920208784L;

    List<ProfilingTimerBean> children = new ArrayList<>();
    ProfilingTimerBean parent = null;

    String resource;

    long startTime;
    long totalTime;

    public ProfilingTimerBean(String resource) {
        this.resource = resource;
    }

    protected void addParent(ProfilingTimerBean parent) {
        this.parent = parent;
    }

    public ProfilingTimerBean getParent() {
        return parent;
    }


    public void addChild(ProfilingTimerBean child) {
        children.add(child);
        child.addParent(this);
    }


    public void setStartTime() {
        this.startTime = System.currentTimeMillis();
    }

    public void setEndTime() {
        this.totalTime = System.currentTimeMillis() - startTime;
    }

    public String getResource() {
        return resource;
    }

    /**
     * @param minTime minimum time
     * @return  a formatted string representing all the methods that took longer than a specified time.
     */
    public String getPrintable(long minTime) {
        return getPrintable("", minTime);
    }

    protected String getPrintable(String indent, long minTime) {
        //only print the value if we are larger or equal to the min time.
        if (totalTime >= minTime) {
            StringBuilder buffer = new StringBuilder();
            buffer.append(indent);
            buffer.append("[" + totalTime + "ms] - " + resource);
            buffer.append("\n");

            for (ProfilingTimerBean aChildren : children) {
                buffer.append((aChildren).getPrintable(indent + "  ", minTime));
            }

            return buffer.toString();
        } else
            return "";
    }
}

