Package com.firefly.utils.pattern

Examples of com.firefly.utils.pattern.Pattern$HeadAndTailMatch

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
import com.firefly.utils.pattern.Pattern;

public class TestPattern {
  @Test
  public void testPattern() {
    Pattern p = Pattern.compile("?ddaaad?", "?");
    Assert.assertThat(p.match("ddaaad")[1], is(""));
    Assert.assertThat(p.match("ddaaadxwww")[1], is("xwww"));
    Assert.assertThat(p.match("addaaadxwww")[1], is("xwww"));
    Assert.assertThat(p.match("addaaadxwww")[0], is("a"));
    Assert.assertThat(p.match("addaaad")[0], is("a"));
    Assert.assertThat(p.match("orange"), nullValue());
   
    p = Pattern.compile("?", "?");
    Assert.assertThat(p.match("orange")[0], is("orange"));
   
    p = Pattern.compile("??????", "?");
    Assert.assertThat(p.match("orange")[0], is("orange"));
    Assert.assertThat(p.match("orange").length, is(1));
   
    p = Pattern.compile("org", "?");
    Assert.assertThat(p.match("orange"), nullValue());
    Assert.assertThat(p.match("org").length, is(0));
   
    p = Pattern.compile("?org", "?");
    Assert.assertThat(p.match("org")[0], is(""));
    Assert.assertThat(p.match("aassorg")[0], is("aass"));
    Assert.assertThat(p.match("ssorg").length, is(1));
   
    p = Pattern.compile("org?", "?");
    Assert.assertThat(p.match("org")[0], is(""));
    Assert.assertThat(p.match("orgaaa")[0], is("aaa"));
    Assert.assertThat(p.match("orgaaa").length, is(1));
   
    p = Pattern.compile("www.?.com?", "?");
    Assert.assertThat(p.match("www.fireflysource.com")[0], is("fireflysource"));
    Assert.assertThat(p.match("www.fireflysource.com")[1], is(""));
    Assert.assertThat(p.match("www.fireflysource.com/cn/")[1], is("/cn/"));
    Assert.assertThat(p.match("www.fireflysource.com/cn/").length, is(2));
    Assert.assertThat(p.match("orange"), nullValue());
   
    p = Pattern.compile("www.?.com/?/app", "?");
    Assert.assertThat(p.match("orange"), nullValue());
    Assert.assertThat(p.match("www.fireflysource.com/cn/app").length, is(2));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[0], is("fireflysource"));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[1], is("cn"));
   
    p = Pattern.compile("?www.?.com/?/app", "?");
    Assert.assertThat(p.match("orange"), nullValue());
    Assert.assertThat(p.match("www.fireflysource.com/cn/app").length, is(3));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[0], is(""));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[1], is("fireflysource"));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[2], is("cn"));
    Assert.assertThat(p.match("http://www.fireflysource.com/cn/app")[0], is("http://"));
   
    p = Pattern.compile("?www.?.com/?/app?", "?");
    Assert.assertThat(p.match("orange"), nullValue());
    Assert.assertThat(p.match("www.fireflysource.com/cn/app").length, is(4));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[0], is(""));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[1], is("fireflysource"));
    Assert.assertThat(p.match("www.fireflysource.com/cn/app")[2], is("cn"));
    Assert.assertThat(p.match("http://www.fireflysource.com/cn/app")[0], is("http://"));
    Assert.assertThat(p.match("http://www.fireflysource.com/cn/app")[3], is(""));
    Assert.assertThat(p.match("http://www.fireflysource.com/cn/app/1334")[3], is("/1334"));
   
    p = Pattern.compile("abc*abc", "*");
    Assert.assertThat(p.match("abcabcabc")[0], is(""));
   
    p = Pattern.compile("aa*aa", "*");
    Assert.assertThat(p.match("aaaaa")[0], is(""));
  }
View Full Code Here
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
  public static void main(String[] args) {
    int times = 10000000;
   
    java.util.regex.Pattern p0 = java.util.regex.Pattern.compile("(.*)www.(.*).com/(.*)/app(.*)");
    java.util.regex.Pattern p1 = java.util.regex.Pattern.compile("(.*?)www.(.*?).com/(.*?)/app(.*?)");   
    Pattern p2 = Pattern.compile("?www.?.com/?/app?", "?");
   
    // 贪婪匹配
    long start = System.currentTimeMillis();
    for (int i = 0; i < times; i++) {
      java.util.regex.Matcher m = p0.matcher("http://www.fireflysource.com/cn/app/1334");
      m.matches();
      m.group(1);
    }
    System.out.println("regex greedy: " + (System.currentTimeMillis() - start));
   
    // 勉强匹配
    start = System.currentTimeMillis();
    for (int i = 0; i < times; i++) {
      java.util.regex.Matcher m = p1.matcher("http://www.fireflysource.com/cn/app/1334");
      m.matches();
      m.group(1);
    }
    System.out.println("regex reluctant: " + (System.currentTimeMillis() - start));
   
    // 简单匹配
    start = System.currentTimeMillis();
    for (int i = 0; i < times; i++) {
      p2.match("http://www.fireflysource.com/cn/app/1334");
    }
    System.out.println("simple: " + (System.currentTimeMillis() - start));
  }
View Full Code Here
TOP

Related Classes of com.firefly.utils.pattern.Pattern$HeadAndTailMatch

  • test.utils.pattern.TestPattern
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.