Spark应用_PageView_UserView_HotChannel
Spark应用_PageView_UserView_HotChannel
一、PV
对某一个页面的访问量，在页面中进行刷新一次就是一次pv
PV {p1, (u1,u2,u3,u1,u2,u4…)} 对同一个页面的浏览量进行统计，用户可以重复
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
public class PV_ANA {
public static void main(String[] args) {
SparkConf conf = new SparkConf()
.setAppName("PV_ANA")
.setMaster("local")
.set("spark.testing.memory", "2147480000");
JavaSparkContext sc = new JavaSparkContext(conf);
JavaRDD<String> logRDD = sc.textFile("f:/userLog");
String str = "View";
final Broadcast<String> broadcast = sc.broadcast(str);
pvAnalyze(logRDD, broadcast);
}
private static void pvAnalyze(JavaRDD<String> logRDD,
final Broadcast<String> broadcast) {
JavaRDD<String> filteredLogRDD = logRDD.filter
(new Function<String, Boolean>() {
private static final long serialVersionUID = 1L;
@Override
public Boolean call(String s) throws Exception {
String actionParam = broadcast.value();
String action = s.split("\t")[5];
return actionParam.equals(action);
}
});
JavaPairRDD<String, String> pariLogRDD = filteredLogRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String s)
throws Exception {
String pageId = s.split("\t")[3];
return new Tuple2<String, String>(pageId, null);
}
});
pariLogRDD.groupByKey().foreach(new VoidFunction
<Tuple2<String, Iterable<String>>>() {
private static final long serialVersionUID = 1L;
@Override
public void call(Tuple2<String, Iterable<String>> tuple)
throws Exception {
String pageId = tuple._1;
Iterator<String> iterator = tuple._2.iterator();
long count = 0L;
while (iterator.hasNext()) {
iterator.next();
count++;
}
System.out.println("PAGEID:" + pageId + "\t PV_COUNT:" + count);
}
});
}
}
|
二、UV
UV {p1, (u1,u2,u3,u4,u5…)} 对一个页面有多少用户访问，用户不可以重复
【方式一】
【流程图】
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
public class UV_ANA {
public static void main(String[] args) {
SparkConf conf = new SparkConf()
.setAppName("UV_ANA")
.setMaster("local")
.set("spark.testing.memory", "2147480000");
JavaSparkContext sc = new JavaSparkContext(conf);
JavaRDD<String> logRDD = sc.textFile("f:/userLog");
String str = "View";
final Broadcast<String> broadcast = sc.broadcast(str);
uvAnalyze(logRDD, broadcast);
}
private static void uvAnalyze(JavaRDD<String> logRDD,
final Broadcast<String> broadcast) {
JavaRDD<String> filteredLogRDD = logRDD.filter
(new Function<String, Boolean>() {
private static final long serialVersionUID = 1L;
@Override
public Boolean call(String s) throws Exception {
String actionParam = broadcast.value();
String action = s.split("\t")[5];
return actionParam.equals(action);
}
});
JavaPairRDD<String, String> pairLogRDD = filteredLogRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String s) throws Exception {
String pageId = s.split("\t")[3];
String userId = s.split("\t")[2];
return new Tuple2<String, String>(pageId, userId);
}
});
pairLogRDD.groupByKey().foreach(new VoidFunction
<Tuple2<String, Iterable<String>>>() {
private static final long serialVersionUID = 1L;
@Override
public void call(Tuple2<String, Iterable<String>> tuple)
throws Exception {
String pageId = tuple._1;
Iterator<String> iterator = tuple._2.iterator();
Set<String> userSets = new HashSet<>();
while (iterator.hasNext()) {
String userId = iterator.next();
userSets.add(userId);
}
System.out.println("PAGEID:" + pageId + "\t " +
"UV_COUNT:" + userSets.size());
}
});
}
}
|
【方式二】
【流程图】
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
|
public class UV_ANAoptz {
public static void main(String[] args) {
SparkConf conf = new SparkConf()
.setAppName("UV_ANAoptz")
.setMaster("local")
.set("spark.testing.memory", "2147480000");
JavaSparkContext sc = new JavaSparkContext(conf);
JavaRDD<String> logRDD = sc.textFile("f:/userLog");
String str = "View";
final Broadcast<String> broadcast = sc.broadcast(str);
uvAnalyzeOptz(logRDD, broadcast);
}
private static void uvAnalyzeOptz(JavaRDD<String> logRDD,
final Broadcast<String> broadcast) {
JavaRDD<String> filteredLogRDD = logRDD.filter
(new Function<String, Boolean>() {
private static final long serialVersionUID = 1L;
@Override
public Boolean call(String s) throws Exception {
String actionParam = broadcast.value();
String action = s.split("\t")[5];
return actionParam.equals(action);
}
});
JavaPairRDD<String, String> pairRDD = filteredLogRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String s)
throws Exception {
String pageId = s.split("\t")[3];
String userId = s.split("\t")[2];
return new Tuple2<String, String>(pageId + "_" +
userId, null);
}
});
JavaPairRDD<String, Iterable<String>> groupUp2LogRDD = pairRDD.groupByKey();
Map<String, Object> countByKey = groupUp2LogRDD.mapToPair
(new PairFunction<Tuple2<String, Iterable<String>>,
String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(Tuple2<String,
Iterable<String>> tuple)
throws Exception {
String pu = tuple._1;
String[] spilted = pu.split("_");
String pageId = spilted[0];
return new Tuple2<String, String>(pageId, null);
}
}).countByKey();
Set<String> keySet = countByKey.keySet();
for (String key : keySet) {
System.out.println("PAGEID:" + key + "\tUV_COUNT：" +
countByKey.get(key));
}
}
}
|
三、热门版块下用户访问的数量
统计出热门版块中最活跃的top3用户。
【方式一】
【流程图】
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
public class HotChannel {
public static void main(String[] args) {
SparkConf conf = new SparkConf()
.setAppName("HotChannel")
.setMaster("local")
.set("spark.testing.memory", "2147480000");
JavaSparkContext sc = new JavaSparkContext(conf);
JavaRDD<String> logRDD = sc.textFile("f:/userLog");
String str = "View";
final Broadcast<String> broadcast = sc.broadcast(str);
hotChannel(sc, logRDD, broadcast);
}
private static void hotChannel(JavaSparkContext sc, JavaRDD<String> logRDD,
final Broadcast<String> broadcast) {
JavaRDD<String> filteredLogRDD = logRDD.filter
(new Function<String, Boolean>() {
private static final long serialVersionUID = 1L;
@Override
public Boolean call(String v1) throws Exception {
String actionParam = broadcast.value();
String action = v1.split("\t")[5];
return actionParam.equals(action);
}
});
JavaPairRDD<String, String> channel2nullRDD = filteredLogRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String s) throws Exception {
String channel = s.split("\t")[4];
return new Tuple2<String, String>(channel, null);
}
});
Map<String, Object> channelPVMap = channel2nullRDD.countByKey();
Set<String> keySet = channelPVMap.keySet();
List<SortObj> channels = new ArrayList<>();
for (String channel : keySet) {
channels.add(new SortObj(channel, Integer.valueOf
(channelPVMap.get(channel) + "")));
}
Collections.sort(channels, new Comparator<SortObj>() {
@Override
public int compare(SortObj o1, SortObj o2) {
return o2.getValue() - o1.getValue();
}
});
List<String> hotChannelList = new ArrayList<>();
for (int i = 0; i < 3; i++) {
hotChannelList.add(channels.get(i).getKey());
}
for (String channel : hotChannelList) {
System.out.println("channel:" + channel);
}
final Broadcast<List<String>> hotChannelListBroadcast =
sc.broadcast(hotChannelList);
JavaRDD<String> filterRDD = logRDD.filter(new Function<String, Boolean>() {
@Override
public Boolean call(String s) throws Exception {
List<String> hostChannels = hotChannelListBroadcast.value();
String channel = s.split("\t")[4];
String userId = s.split("\t")[2];
return hostChannels.contains(channel) && !"null".equals(userId);
}
});
JavaPairRDD<String, String> channel2UserRDD = filterRDD.mapToPair
(new PairFunction<String, String, String>() {
@Override
public Tuple2<String, String> call(String s)
throws Exception {
String[] splited = s.split("\t");
String channel = splited[4];
String userId = splited[2];
return new Tuple2<String, String>(channel, userId);
}
});
channel2UserRDD.groupByKey().foreach(new VoidFunction
<Tuple2<String, Iterable<String>>>() {
@Override
public void call(Tuple2<String, Iterable<String>> tuple)
throws Exception {
String channel = tuple._1;
Iterator<String> iterator = tuple._2.iterator();
Map<String, Integer> userNumMap = new HashMap<>();
while (iterator.hasNext()) {
String userId = iterator.next();
Integer count = userNumMap.get(userId);
if (count == null) {
count = 1;
} else {
count++;
}
userNumMap.put(userId, count);
}
List<SortObj> lists = new ArrayList<>();
Set<String> keys = userNumMap.keySet();
for (String key : keys) {
lists.add(new SortObj(key, userNumMap.get(key)));
}
Collections.sort(lists, new Comparator<SortObj>() {
@Override
public int compare(SortObj O1, SortObj O2) {
return O2.getValue() - O1.getValue();
}
});
System.out.println("HOT_CHANNEL:" + channel);
for (int i = 0; i < 3; i++) {
SortObj sortObj = lists.get(i);
System.out.println(sortObj.getKey() + "=="
+ sortObj.getValue());
}
}
});
}
}
|
【方式二】
【流程图】
|
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
public class HotChannelOpz {
public static void main(String[] args) {
SparkConf conf = new SparkConf()
.setAppName("hotChannelOpz")
.setMaster("local")
.set("spark.testing.memory", "2147480000");
JavaSparkContext sc = new JavaSparkContext(conf);
JavaRDD<String> logRDD = sc.textFile("f:/userLog");
String str = "View";
final Broadcast<String> broadcast = sc.broadcast(str);
hotChannelOpz(sc, logRDD, broadcast);
}
private static void hotChannelOpz(JavaSparkContext sc, JavaRDD<String> logRDD,
final Broadcast<String> broadcast) {
JavaRDD<String> filteredLogRDD = logRDD.filter
(new Function<String, Boolean>() {
private static final long serialVersionUID = 1L;
@Override
public Boolean call(String v1) throws Exception {
String actionParam = broadcast.value();
String action = v1.split("\t")[5];
return actionParam.equals(action);
}
});
JavaPairRDD<String, String> channel2nullRDD = filteredLogRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String val)
throws Exception {
String channel = val.split("\t")[4];
return new Tuple2<String, String>(channel, null);
}
});
Map<String, Object> channelPVMap = channel2nullRDD.countByKey();
Set<String> keySet = channelPVMap.keySet();
List<SortObj> channels = new ArrayList<>();
for (String channel : keySet) {
channels.add(new SortObj(channel, Integer.valueOf
(channelPVMap.get(channel) + "")));
}
Collections.sort(channels, new Comparator<SortObj>() {
@Override
public int compare(SortObj o1, SortObj o2) {
return o2.getValue() - o1.getValue();
}
});
List<String> hotChannelList = new ArrayList<>();
for (int i = 0; i < 3; i++) {
hotChannelList.add(channels.get(i).getKey());
}
final Broadcast<List<String>> hotChannelListBroadcast =
sc.broadcast(hotChannelList);
JavaRDD<String> filtedRDD = logRDD.filter
(new Function<String, Boolean>() {
@Override
public Boolean call(String v1) throws Exception {
List<String> hostChannels = hotChannelListBroadcast.value();
String channel = v1.split("\t")[4];
String userId = v1.split("\t")[2];
return hostChannels.contains(channel) &&
!"null".equals(userId);
}
});
JavaPairRDD<String, String> user2ChannelRDD = filtedRDD.mapToPair
(new PairFunction<String, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Tuple2<String, String> call(String val)
throws Exception {
String[] splited = val.split("\t");
String userId = splited[2];
String channel = splited[4];
return new Tuple2<String, String>(userId, channel);
}
});
JavaPairRDD<String, String> userVistChannelsRDD =
user2ChannelRDD.groupByKey().
flatMapToPair(new PairFlatMapFunction
<Tuple2<String, Iterable<String>>, String, String>() {
private static final long serialVersionUID = 1L;
@Override
public Iterable<Tuple2<String, String>> call
(Tuple2<String, Iterable<String>> tuple)
throws Exception {
String userId = tuple._1;
Iterator<String> iterator = tuple._2.iterator();
Map<String, Integer> channelMap = new HashMap<>();
while (iterator.hasNext()) {
String channel = iterator.next();
Integer count = channelMap.get(channel);
if (count == null)
count = 1;
else
count++;
channelMap.put(channel, count);
}
List<Tuple2<String, String>> list = new ArrayList<>();
Set<String> keys = channelMap.keySet();
for (String channel : keys) {
Integer channelNum = channelMap.get(channel);
list.add(new Tuple2<String, String>(channel,
userId + "_" + channelNum));
}
return list;
}
});
userVistChannelsRDD.groupByKey().foreach(new VoidFunction
<Tuple2<String, Iterable<String>>>() {
@Override
public void call(Tuple2<String, Iterable<String>> tuple)
throws Exception {
String channel = tuple._1;
Iterator<String> iterator = tuple._2.iterator();
List<SortObj> list = new ArrayList<>();
while (iterator.hasNext()) {
String ucs = iterator.next();
String[] splited = ucs.split("_");
String userId = splited[0];
Integer num = Integer.valueOf(splited[1]);
list.add(new SortObj(userId, num));
}
Collections.sort(list, new Comparator<SortObj>() {
@Override
public int compare(SortObj o1, SortObj o2) {
return o2.getValue() - o1.getValue();
}
});
System.out.println("HOT_CHANNLE:" + channel);
for (int i = 0; i < 3; i++) {
SortObj sortObj = list.get(i);
System.out.println(sortObj.getKey() + "==="
+ sortObj.getValue());
}
}
});
}
}
|
Spark应用_PageView_UserView_HotChannel的更多相关文章
- Spark踩坑记——Spark Streaming+Kafka
[TOC] 前言 在WeTest舆情项目中,需要对每天千万级的游戏评论信息进行词频统计,在生产者一端,我们将数据按照每天的拉取时间存入了Kafka当中,而在消费者一端,我们利用了spark strea ...
- Spark RDD 核心总结
摘要: 1.RDD的五大属性 1.1 partitions(分区) 1.2 partitioner(分区方法) 1.3 dependencies(依赖关系) 1.4 compute(获取分区迭代列表) ...
- spark处理大规模语料库统计词汇
最近迷上了spark,写一个专门处理语料库生成词库的项目拿来练练手, github地址:https://github.com/LiuRoy/spark_splitter.代码实现参考wordmaker ...
- Hive on Spark安装配置详解（都是坑啊）
个人主页:http://www.linbingdong.com 简书地址:http://www.jianshu.com/p/a7f75b868568 简介 本文主要记录如何安装配置Hive on Sp ...
- Spark踩坑记——数据库（Hbase+Mysql）
[TOC] 前言 在使用Spark Streaming的过程中对于计算产生结果的进行持久化时,我们往往需要操作数据库,去统计或者改变一些值.最近一个实时消费者处理任务,在使用spark streami ...
- Spark踩坑记——初试
[TOC] Spark简介 整体认识 Apache Spark是一个围绕速度.易用性和复杂分析构建的大数据处理框架.最初在2009年由加州大学伯克利分校的AMPLab开发,并于2010年成为Apach ...
- Spark读写Hbase的二种方式对比
作者:Syn良子 出处:http://www.cnblogs.com/cssdongl 转载请注明出处 一.传统方式 这种方式就是常用的TableInputFormat和TableOutputForm ...
- （资源整理）带你入门Spark
一.Spark简介: 以下是百度百科对Spark的介绍: Spark 是一种与 Hadoop 相似的开源集群计算环境,但是两者之间还存在一些不同之处,这些有用的不同之处使 Spark 在某些工作负载方 ...
- Spark的StandAlone模式原理和安装、Spark-on-YARN的理解
Spark是一个内存迭代式运算框架,通过RDD来描述数据从哪里来,数据用那个算子计算,计算完的数据保存到哪里,RDD之间的依赖关系.他只是一个运算框架,和storm一样只做运算,不做存储. Spark ...
随机推荐
- Webpack 2 视频教程 009 - 配置 ESLint 实现代码规范自动测试 (上)
原文发表于我的技术博客 这是我免费发布的高质量超清「Webpack 2 视频教程」. Webpack 作为目前前端开发必备的框架,Webpack 发布了 2.0 版本,此视频就是基于 2.0 的版本讲 ...
- centos 系统日志
Linux系统日志主要有三类:连接时间日志.进程统计日志和错误日志 连接时间日志 连接时间日志由多个程序执行,把记录写入到/var/og/wtmp和/var/run/utmp.ogin等程序更新wtm ...
- javascript计算对象的长度
计算对象的长度,即获取对象属性的个数 方法一:通过for in 遍历对象,并通过hasOwnProperty判断是否是对象自身可枚举的属性 var obj = {"c1":1,&q ...
- swiper轮播问题之一：轮播图内容为动态数据生成时轮播图无法自动轮播
本人在用H5做移动端项目中使用Swiper遇到的两个问题,因此加深了对Swiper的掌握,分享出来对刚开始接触Swiper的童鞋们或多或少会有帮助. 首先,new Swiper的初始化最 ...
- [js插件开发教程]定制一个手风琴插件(accordion)
本文带来一个垂直方向的手风琴插件开发,可以定制的功能如下: contentClass : 'panel', //面板样式navClass : 'nav', //导航样式activeClass : 'a ...
- Linux知识--初始linux
从今天开始陆续分享Linux的知识 因为服务器基本是Linux的 所以Linux不学明白 Shell命令不熟 会让你的办事效率大打折扣. 一.Linux文件系统 Linux文件系统是从Unix结构 ...
- 【转】Appium的安装-Mac平台（命令行 dmg）
其实Appium的安装方式主要有两种: 1)自己安装配置nodejs的环境,然后通过npm进行appium的安装 2)直接下载官网提供的dmg进行安装,dmg里面已经有nodejs的环境和appium ...
- asp.net mvc 5 蛋疼的问题
看图,debugger显示匹配路径没有错. html开源码看 显示没有实现IController. 然而我的确实现了. 关闭vs 重启
- 简易 (I/O)版本通讯录
#include <stdio.h> #include<assert.h> //#include<malloc.h> #include<string.h> ...
- es6 模板字变量和字符串占位符
开发者一直在寻找一种创建多行字符串的形式,但要使用单引号双引号字符串一定要在同一行才行. 老办法: 还有其他办法,虽然能实现,但是太啰嗦 es6模板自变量 使用反撇好(`)替换了单双引号 反撇好中的所 ...