equal
deleted
inserted
replaced
10 conn.setDoOutput(true) |
10 conn.setDoOutput(true) |
11 conn.connect |
11 conn.connect |
12 |
12 |
13 //sending data |
13 //sending data |
14 val wr = new OutputStreamWriter(conn.getOutputStream()) |
14 val wr = new OutputStreamWriter(conn.getOutputStream()) |
15 //wr.write("Fdate=2012-9-24&Tdate=2012-09-25") |
15 //wr.write("Fdate=2012-9-24&Tdate=2013-08-25") |
16 //wr.write("Fdate=2012-9-18&Tdate=2012-09-25") |
16 //wr.write("Fdate=2012-9-18&Tdate=2012-09-24") |
17 wr.write("Fdate=2001-5-18&Tdate=2012-09-25") |
17 wr.write("Fdate=2001-5-18&Tdate=2012-09-25") |
18 wr.flush |
18 wr.flush |
19 wr.close |
19 wr.close |
20 |
20 |
21 //receiving data |
21 //receiving data |
22 val page = fromInputStream(conn.getInputStream).getLines.mkString("\n") |
22 val page = fromInputStream(conn.getInputStream).getLines.mkString("\n") |
23 |
23 |
24 //println(page) |
24 println(page) |
25 |
25 |
26 // regular expression . excludes newlines, |
26 // regular expression . excludes newlines, |
27 // therefore we have to use [\S\s] |
27 // therefore we have to use [\S\s] |
28 val regex1 = """<tr align="center">[\S\s]*?</tr>""".r |
28 val regex1 = """<tr align="center">[\S\s]*?</tr>""".r |
29 val rows = regex1.findAllIn(page).toList |
29 val rows = regex1.findAllIn(page).toList |
41 val data = rows.map { aux } |
41 val data = rows.map { aux } |
42 |
42 |
43 def compare(i: Int)(e: Array[String], f: Array[String]) = e(i).toInt < f(i).toInt |
43 def compare(i: Int)(e: Array[String], f: Array[String]) = e(i).toInt < f(i).toInt |
44 |
44 |
45 //day with highest particle pollution (PM_10) |
45 //day with highest particle pollution (PM_10) |
46 data.sortWith(compare(1)).last |
46 println(data.sortWith(compare(1)).last) |
47 |
47 |
48 //day with highest sulfur dioxide (SO_2) |
48 //day with highest sulfur dioxide (SO_2) |
49 data.sortWith(compare(2)).last |
49 println(data.sortWith(compare(2)).last) |
50 |
50 |
51 //day with highest nitro dioxide (NO_2) |
51 //day with highest nitro dioxide (NO_2) |
52 data.sortWith(compare(3)).last |
52 println(data.sortWith(compare(3)).last) |
53 |
53 |
54 //days with highest PM_10 |
54 //days with highest PM_10 |
55 val groups = data.groupBy(_(1).toInt) |
55 val groups = data.groupBy(_(1).toInt) |
56 val max_key = groups.keySet.max |
56 val max_key = groups.keySet.max |
57 groups(max_key) |
57 println(groups(max_key)) |