/**
* Tencent is pleased to support the open source community by making MSEC available.
*
* Copyright (C) 2016 THL A29 Limited, a Tencent company. All rights reserved.
*
* Licensed under the GNU General Public 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
*
* https://opensource.org/licenses/GPL-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.
*/
package msec.org;
import beans.response.OneAttrDaysChart;
import org.jfree.chart.*;
import org.jfree.chart.axis.*;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
import org.jfree.data.time.*;
import org.jfree.data.xy.XYDataset;
import beans.response.OneDayValue;
import org.jfree.ui.RectangleInsets;
import java.awt.*;
import java.io.File;
import java.io.InputStream;
import java.security.MessageDigest;
import java.text.SimpleDateFormat;
import java.util.*;
/**
* Created by Administrator on 2016/2/10.
*/
public class Tools {
private final static GregorianCalendar gc = new GregorianCalendar(2016,0,1);
private static XYDataset createDataset( OneDayValue[] oneDayValues) {
TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
for (int j = 0; j < oneDayValues.length; j++) {
TimeSeries timeseries = new TimeSeries(oneDayValues[j].getDate());
Minute current = new Minute(gc.getTime());
int[] data = oneDayValues[j].getValues();
int len = data.length;
//if it is today... check actual length for data
if(oneDayValues[j].getDate().equals(Tools.nowString("yyyyMMdd")) ) {
Calendar cal = Calendar.getInstance();
len = cal.get(Calendar.HOUR_OF_DAY)*60+cal.get(Calendar.MINUTE);
}
for (int i = 0; i < len; ++i) {
timeseries.add(current, (double) (data[i]));
current = (Minute) current.next();
if(data[i] > oneDayValues[0].getMax())
oneDayValues[0].setMax(data[i]);
}
timeseriescollection.addSeries(timeseries);
}
return timeseriescollection;
}
private static XYDataset createDaysDataset( ArrayList<OneDayValue> oneDayValues, GregorianCalendar startgc, OneAttrDaysChart chart) {
TimeSeriesCollection timeseriescollection = new TimeSeriesCollection();
TimeSeries timeseries = new TimeSeries(oneDayValues.get(0).getDate()+"-"+oneDayValues.get(oneDayValues.size()-1).getDate());
int sum = 0;
int max = 0;
int min = 0;
Minute current = new Minute(startgc.getTime());
for (int j = 0; j < oneDayValues.size(); j++) {
int[] data = oneDayValues.get(j).getValues();
//check actual length for data
int len = data.length;
if(j == oneDayValues.size()-1) {
//if last day is today...
if(oneDayValues.get(j).getDate().equals(Tools.nowString("yyyyMMdd"))) {
Calendar cal = Calendar.getInstance();
len = cal.get(Calendar.HOUR_OF_DAY)*60+cal.get(Calendar.MINUTE);
}
}
for (int i = 0; i < len; ++i) {
timeseries.add(current, (double) (data[i]));
sum += data[i];
max = Math.max(max, data[i]);
if(min == 0)
min = data[i];
else if(data[i] != 0)
min = Math.min(min, data[i]);
current = (Minute) current.next();
}
}
chart.setMax(max);
chart.setMin(min);
chart.setSum(sum);
timeseriescollection.addSeries(timeseries);
return timeseriescollection;
}
public static String generateFullDayChart(String filename, OneDayValue[] data, String title)
{
if (data[0].getValues().length != 1440 )
{
return "data size invalid";
}
if (data.length > 1)
{
if (data[1].getValues() == null || data[1].getValues().length != 1440 )
{
return "data 1 invalid";
}
}
XYDataset xydataset = createDataset(data);
JFreeChart jfreechart = ChartFactory.createTimeSeriesChart(title,
"time", "", xydataset, true, true, true);
//jfreechart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
try {
XYPlot xyplot = (XYPlot) jfreechart.getPlot();
//线条
xyplot.setRangeGridlinePaint(ChartColor.GRAY);
xyplot.setBackgroundPaint(ChartColor.WHITE);
xyplot.setAxisOffset(new RectangleInsets(0, 0, 0, 0));
xyplot.setOutlinePaint(null);//去掉边框
//横轴
DateAxis dateaxis = (DateAxis) xyplot.getDomainAxis();
dateaxis.setDateFormatOverride(new SimpleDateFormat("H"));
dateaxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 14)); //水平底部标题
dateaxis.setLabelPaint(ChartColor.black);
dateaxis.setTickLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
dateaxis.setTickLabelPaint(ChartColor.black);
GregorianCalendar endgc = (GregorianCalendar)gc.clone();
endgc.add(GregorianCalendar.DATE, 1);
dateaxis.setMaximumDate(endgc.getTime());
dateaxis.setTickMarksVisible(true);
dateaxis.setTickMarkInsideLength(5);
dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.HOUR, 2));
//dateaxis.setVerticalTickLabels(true);
dateaxis.setLabel("");
//纵轴
ValueAxis rangeAxis = xyplot.getRangeAxis();//获取柱状
rangeAxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
rangeAxis.setLabelPaint(ChartColor.black);
rangeAxis.setTickLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
rangeAxis.setTickLabelPaint(ChartColor.black);
rangeAxis.setLowerBound(0);
rangeAxis.setUpperBound(Tools.upperBound(data[0].getMax()));
NumberAxis numAxis = (NumberAxis) rangeAxis;
numAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
//图例
jfreechart.getLegend().setItemFont(new Font("微软雅黑", Font.PLAIN, 12));
jfreechart.getLegend().setItemPaint(ChartColor.black);
jfreechart.getLegend().setBorder(0, 0, 0, 0);//去掉边框
//标题
jfreechart.getTitle().setFont(new Font("微软雅黑", Font.BOLD, 16));//设置标题字体
jfreechart.getTitle().setPaint(ChartColor.black);
int w = 500;
int h = 300;
ChartUtilities.saveChartAsPNG(new File(filename), jfreechart, w, h);
//ChartUtilities.saveChartAsJPEG(new File(filename),0.8f, jfreechart, w, h);
return "success";
}
catch (Exception e)
{
e.printStackTrace();
return e.getMessage();
}
}
public static String generateDaysChart(String filename, ArrayList<OneDayValue> data, OneAttrDaysChart chart, String title, int duration)
{
if (data.size() == 0)
{
return "data size invalid";
}
int date = Integer.parseInt(data.get(0).getDate());
GregorianCalendar startgc = new GregorianCalendar(date/10000, date%10000/100-1, date%100);
XYDataset xydataset = createDaysDataset(data, startgc, chart);
JFreeChart jfreechart = ChartFactory.createTimeSeriesChart(title,
"time", "", xydataset, true, true, true);
//jfreechart.getRenderingHints().put(RenderingHints.KEY_TEXT_ANTIALIASING,RenderingHints.VALUE_TEXT_ANTIALIAS_OFF);
try {
XYPlot xyplot = (XYPlot) jfreechart.getPlot();
//线条
xyplot.setRangeGridlinePaint(ChartColor.GRAY);
xyplot.setBackgroundPaint(ChartColor.WHITE);
xyplot.setAxisOffset(new RectangleInsets(0, 0, 0, 0));
xyplot.setOutlinePaint(null);//去掉边框
//横轴
DateAxis dateaxis = (DateAxis) xyplot.getDomainAxis();
dateaxis.setDateFormatOverride(new SimpleDateFormat("MM/dd"));
dateaxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 14)); //水平底部标题
dateaxis.setLabelPaint(ChartColor.black);
dateaxis.setTickLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
dateaxis.setTickLabelPaint(ChartColor.black);
dateaxis.setMinimumDate(startgc.getTime());
GregorianCalendar endgc = (GregorianCalendar)startgc.clone();
endgc.add(GregorianCalendar.DATE, duration);
dateaxis.setMaximumDate(endgc.getTime());
dateaxis.setTickMarksVisible(true);
dateaxis.setTickMarkInsideLength(5);
dateaxis.setTickUnit(new DateTickUnit(DateTickUnitType.DAY, 1));
//dateaxis.setVerticalTickLabels(true);
dateaxis.setLabel("");
//纵轴
ValueAxis rangeAxis = xyplot.getRangeAxis();//获取柱状
rangeAxis.setLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
rangeAxis.setLabelPaint(ChartColor.black);
rangeAxis.setTickLabelFont(new Font("微软雅黑", Font.PLAIN, 14));
rangeAxis.setTickLabelPaint(ChartColor.black);
rangeAxis.setLowerBound(0);
rangeAxis.setUpperBound(Tools.upperBound(chart.getMax()));
NumberAxis numAxis = (NumberAxis) rangeAxis;
numAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
//图例
jfreechart.getLegend().setItemFont(new Font("微软雅黑", Font.PLAIN, 12));
jfreechart.getLegend().setItemPaint(ChartColor.black);
jfreechart.getLegend().setBorder(0,0,0,0);//去掉边框
//标题
jfreechart.getTitle().setFont(new Font("微软雅黑", Font.BOLD, 16));//设置标题字体
jfreechart.getTitle().setPaint(ChartColor.black);
int w = 500;
int h = 300;
ChartUtilities.saveChartAsPNG(new File(filename), jfreechart, w, h);
//ChartUtilities.saveChartAsJPEG(new File(filename),0.8f, jfreechart, w, h);
return "success";
}
catch (Exception e)
{
e.printStackTrace();
return e.getMessage();
}
}
static public int upperBound(int i)
{
if(i < 0)
return i;
int p = (int)Math.pow(10, Integer.toString(i).length()-1);
return (i/p+1)*p;
}
static public String randInt()
{
return String.format("%d", (int)(Math.random()*Integer.MAX_VALUE));
}
//长度整数转化为大端四字节整数
static public byte[] int2Bytes(int i)
{
byte[] b = new byte[4];
int v = 256 * 256 * 256;
for (int j = 0; j < 3; j++) {
b[j] = (byte)(i / v);
i = i % v;
v = v / 256;
}
b[3] = (byte)i;
return b;
}
static public int bytes2int(byte[] buf)
{
int v = 0;
int b0 = buf[0]; if (b0 < 0) { b0 += 256;}
int b1 = buf[1]; if (b1 < 0) { b1 += 256;}
int b2 = buf[2]; if (b2 < 0) { b2 += 256;}
int b3 = buf[3]; if (b3 < 0) { b3 += 256;}
v = b0 * (256*256*256) + b1 * (256*256) + b2*256 + b3;
return v;
}
//分号分割的字符串分割为字符串列表
public static ArrayList<String> splitBySemicolon(String s)
{
ArrayList<String> ret = new ArrayList<String>();
int fromIndex = 0;
while (true)
{
int index = s.indexOf(";", fromIndex);
if (index >= 0)
{
String sub = s.substring(fromIndex, index);
if (sub.length() > 0)
{
ret.add(sub);
}
fromIndex = index + 1;
}
else
{
if (fromIndex < s.length())
{
String sub = s.substring(fromIndex);
if (sub.length() > 0)
{
ret.add(sub);
}
}
break;
}
}
return ret;
}
static public int[] zeroIntArray(int size)
{
int [] ret = new int[size];
for (int i = 0; i < ret.length; i++) {
ret[i] = 0;
}
return ret;
}
static public String getPreviousDate(String date, int beforeday)
{
if(beforeday == 0)
return date;
int d = Integer.parseInt(date);
Calendar cal = Calendar.getInstance();
cal.set(d/10000, d%10000/100-1,d%100);
cal.add(Calendar.DAY_OF_YEAR, beforeday*-1);
SimpleDateFormat format = new SimpleDateFormat("yyyyMMdd");
return format.format(cal.getTime());
}
//fork进程执行命令
// cmd: 命令文件
// sb： 标准输出和标准错误输出的内容保存，可以为null
// waitFlag：是否等子进程结束再函数返回
static public int runCommand(String[] cmd, StringBuffer sb, boolean waitflag )
{
Process pid = null;
ProcessBuilder build = new ProcessBuilder(cmd);
build.redirectErrorStream(true);
try {
pid = build.start();
}
catch (Exception e)
{
e.printStackTrace();
return -1;
}
if (sb != null) {
//BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(pid.getInputStream()), 1024);
InputStream in = pid.getInputStream();
byte[] buf = new byte[10240];
try {
while (true)
{
int len = in.read(buf);
if (len <= 0)
{
break;
}
sb.append(new String(buf, 0, len));
}
}
catch (Exception e) { }
}
if (waitflag) {
try {
pid.waitFor();
int v = pid.exitValue();
pid.destroy();
return v;
}catch (Exception e ){}
}
return 0;
}
//删除目录，目录可以为非空，递归的方式删除子项
static public boolean deleteDirectory(File path)
{
if( path.exists() ) {
File[] files = path.listFiles();
for(int i=0; i<files.length; i++) {
if(files[i].isDirectory()) {
deleteDirectory(files[i]);
}
else {
files[i].delete();
}
}
}
return( path.delete() );
}
static public String md5(String s)
{
try {
MessageDigest md = MessageDigest.getInstance("MD5");
md.update(s.getBytes());
byte[] result = md.digest();
if (result.length != 16)
{
return "";
}
return Tools.toHexString(result);// 32 bytes
}
catch (Exception e )
{
return "";
}
}
static public String toHexString(byte[] b)
{
int i;
StringBuffer sb = new StringBuffer();
char[] chars = {'0', '1','2','3', '4','5','6','7','8','9','a','b','c','d','e','f'};
for (i = 0; i < b.length; ++i)
{
int bb = b[i];
if (bb < 0) { bb += 256;}
int index;
index = bb>>4;
sb.append(chars[index]);
index = bb & 0x0f;
sb.append(chars[index]);
}
return sb.toString();
}
static private int hexChr2Int(char c)
{
char[] chars = {'0', '1','2','3', '4','5','6','7','8','9','a','b','c','d','e','f'};
int i;
for (i = 0; i < chars.length; ++i)
{
if (chars[i] == c)
{
return i;
}
}
return 16;
}
static public byte[] fromHexString(String s)
{
int i;
if ((s.length() % 2) != 0)
{
return new byte[0];
}
int len = s.length() / 2;
byte[] b = new byte[len];
for (i = 0; i < b.length; ++i)
{
int v1 = hexChr2Int(s.charAt(2*i));
int v2 = hexChr2Int(s.charAt(2*i+1));
if (v1 > 15 || v2 > 15) { return new byte[0];}
b[i] = (byte)(v1*16+v2);
}
return b;
}
static public String nowString(String fmt)
{
// "yyyy-MM-dd HH:mm:ss"
if (fmt == null || fmt.length() < 1)
{
fmt = "yyyy-MM-dd HH:mm:ss";
}
SimpleDateFormat df = new SimpleDateFormat(fmt); //设置日期格式
return df.format(new Date());
}
static public String TimeStamp2DateStr(Long epochSecond, String formats){
String date = new java.text.SimpleDateFormat(formats).format(new java.util.Date(epochSecond * 1000));
return date;
}
static public String TimeStamp2DateStr(Long epochSecond)
{
return TimeStamp2DateStr(epochSecond, "yyyy-MM-dd HH:mm:ss");
}
}