FatttSnake/oxygen-api
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Optimize regex

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This commit is contained in:
Fat Snake
2023-12-14 18:27:05 +08:00
parent c059f85f62
commit 9ede33e005
2 changed files with 8 additions and 30 deletions
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9
src/main/kotlin/top/fatweb/api/util/ApiVersionCondition.kt
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@@ -2,7 +2,6 @@ package top.fatweb.api.util
import jakarta.servlet.http.HttpServletRequest
import org.springframework.web.servlet.mvc.condition.RequestCondition
import java.util.regex.Pattern
/**
* Api version condition
@@ -11,15 +10,13 @@ import java.util.regex.Pattern
* @since 1.0.0
*/
class ApiVersionCondition(private val apiVersion: Int) : RequestCondition<ApiVersionCondition> {
private val versionPrefixPattern: Pattern = Pattern.compile(".*v(\\d+).*")
private val versionPrefixRegex = Regex(".*v(\\d+).*")
override fun combine(other: ApiVersionCondition): ApiVersionCondition = ApiVersionCondition(other.apiVersion)
override fun getMatchingCondition(request: HttpServletRequest): ApiVersionCondition? {
val matcher = versionPrefixPattern.matcher(request.requestURI)
if (matcher.find()) {
val version = matcher.group(1).toInt()
if (version >= this.apiVersion) {
versionPrefixRegex.matchAt(request.requestURI, 0)?.let {
if (it.groupValues[1].toInt() >= this.apiVersion) {
return this
}
}