package com.hxh.spring.test;
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import org.junit.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.util.*;
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public class LogTest {
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private final static Logger logger = LoggerFactory.getLogger(LogTest.class);
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@Test
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public void testLog() throws FileNotFoundException {
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int count = 0;
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String path = "";
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Scanner scanner = new Scanner(new FileInputStream("C:\\Users\\Administrator\\Desktop\\日志\\布丸播放\\video_play.2021-03-12.log"));
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while (scanner.hasNextLine()) {
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String text = scanner.nextLine();
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if (text != null && text.contains("getUserVideoDetail:")) {
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String content = text.split("getUserVideoDetail:")[1];
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content = content.replace("##", "# #");
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String[] sts = content.split("#");
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// device,utdId, loginUid, detailSystemId, videoId, resourceId, from
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resource(sts[4]);
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video(sts[3]);
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count++;
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}
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}
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scanner.close();
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System.out.println(count);
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printMap(resourceMap);
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printMap(videoMap);
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}
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Map<String, Integer> resourceMap = new HashMap<>();
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private void resource(String resourceId) {
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Integer r = resourceMap.get(resourceId);
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if (r == null) {
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resourceMap.put(resourceId, 0);
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}
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resourceMap.put(resourceId, resourceMap.get(resourceId) + 1);
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}
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Map<String, Integer> videoMap = new HashMap<>();
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private void video(String videoId) {
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Integer r = videoMap.get(videoId);
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if (r == null) {
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videoMap.put(videoId, 0);
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}
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videoMap.put(videoId, videoMap.get(videoId) + 1);
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}
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private void printMap(Map<String, Integer> map) {
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//list排序
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TreeMap<Integer, Set<String>> ordersMap = new TreeMap<>(Comparator.reverseOrder());
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for (Iterator<String> its = map.keySet().iterator(); its.hasNext(); ) {
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String key = its.next();
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Integer value = map.get(key);
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if (ordersMap.get(value) == null) {
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ordersMap.put(value, new HashSet<>());
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}
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ordersMap.get(value).add(key);
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}
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int p = 0;
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for (Iterator<Integer> its = ordersMap.keySet().iterator(); its.hasNext(); ) {
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Integer key = its.next();
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System.out.println(key + ":" + ordersMap.get(key));
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p++;
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if (p > 100) {
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break;
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}
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}
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}
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}
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