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升级模糊匹配算法

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This commit is contained in:
click33 2023-08-04 16:01:58 +08:00
parent f162834ded
commit 45a77612ef
2 changed files with 92 additions and 12 deletions
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35
sa-token-core/src/main/java/cn/dev33/satoken/util/SaFoxUtil.java
View File

@ -251,8 +251,39 @@ public class SaFoxUtil {
if( ! patt.contains("*")) {
return patt.equals(str);
}
// 正则匹配
return Pattern.matches(patt.replace(".*", "\\..*"), str);
// 深入匹配
return vagueMatchMethod(patt, str);
}
/**
* 字符串模糊匹配
*
* @param pattern /
* @param str /
* @return /
*/
private static boolean vagueMatchMethod( String pattern, String str) {
int m = str.length();
int n = pattern.length();
boolean[][] dp = new boolean[m + 1][n + 1];
dp[0][0] = true;
for (int i = 1; i <= n; ++i) {
if (pattern.charAt(i - 1) == '*') {
dp[0][i] = true;
} else {
break;
}
}
for (int i = 1; i <= m; ++i) {
for (int j = 1; j <= n; ++j) {
if (pattern.charAt(j - 1) == '*') {
dp[i][j] = dp[i][j - 1] || dp[i - 1][j];
} else if (str.charAt(i - 1) == pattern.charAt(j - 1)) {
dp[i][j] = dp[i - 1][j - 1];
}
}
}
return dp[m][n];
}
/**

69
sa-token-test/sa-token-springboot-test/src/test/java/cn/dev33/satoken/core/util/SaFoxUtilTest.java
View File

@ -113,16 +113,65 @@ public class SaFoxUtilTest {
Assertions.assertEquals(list6.get(0), dataList.get(dataList.size() - 1));
}
@Test
public void vagueMatch() {
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello world"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("hello*", "he"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello*"));
Assertions.assertTrue(SaFoxUtil.vagueMatch(null, null));
Assertions.assertFalse(SaFoxUtil.vagueMatch(null, "hello"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("hello*", null));
}
@Test
public void vagueMatch() {
// 不模糊
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello", "hello"));
// 正常模糊
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello world"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("hello*", "hello*"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("hello*", "he"));
// 带 -
Assertions.assertTrue(SaFoxUtil.vagueMatch("user-*", "user-"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user-*", "user-add"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user-*", "user-*"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user-*", "user"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user-*-add-*", "user-xx-add-1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user-*-add-*", "user-add-1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user-*", "usermgt-list"));
// 带 /
Assertions.assertTrue(SaFoxUtil.vagueMatch("user/*", "user/"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user/*", "user/add"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user/*", "user/*"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user/*", "user"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user/*/add/*", "user/xx/add/1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user/*/add/*", "user/add/1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user/*", "usermgt/list"));
// 带 :
Assertions.assertTrue(SaFoxUtil.vagueMatch("user:*", "user:"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user:*", "user:add"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user:*", "user:*"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user:*", "user"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user:*:add:*", "user:xx:add:1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user:*:add:*", "user:add:1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user:*", "usermgt:list"));
// 带 .
Assertions.assertTrue(SaFoxUtil.vagueMatch("user.*", "user."));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user.*", "user.add"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user.*", "user.*"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user.*", "user"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("user.*.add.*", "user.xx.add.1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user.*.add.*", "user.add.1"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("user.*", "usermgt.list"));
// 极端情况
Assertions.assertTrue(SaFoxUtil.vagueMatch(null, null));
Assertions.assertFalse(SaFoxUtil.vagueMatch(null, "hello"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("hello*", null));
// url 匹配
Assertions.assertTrue(SaFoxUtil.vagueMatch("*", "http://sa-sso-client1.com:9001/sso/login"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("http://sa-sso-client1.com:9001/*", "http://sa-sso-client1.com:9001/sso/login"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("http://sa-sso-client1.com:9001/*", "http://sa-sso-client1.com:9001/sso/login?name=1"));
Assertions.assertTrue(SaFoxUtil.vagueMatch("http://sa-sso-client1.com:9001/*", "http://sa-sso-client1.com:9001/sso/login?name=1&age=2"));
Assertions.assertFalse(SaFoxUtil.vagueMatch("http://sa-sso-client1.com:9001/*", "http://sa-sso-client1.com:9002"));
}
@Test
public void isWrapperType() {