Move to concurrenthashmap for the pattern cache

databricks · Dec 20, 2024 · aee46d2 · aee46d2
1 parent ce8a931
commit aee46d2
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Showing 3 changed files with 3 additions and 9 deletions.
diff --git a/sjsonnet/src-js/sjsonnet/Platform.scala b/sjsonnet/src-js/sjsonnet/Platform.scala
@@ -40,9 +40,7 @@ object Platform {
     throw new Exception("hashFile not implemented in Scala.js")
   }
 
-  private val regexCache = new util.LinkedHashMap[String, Pattern](100, 0.75f, true) {
-    override def removeEldestEntry(eldest: util.Map.Entry[String, Pattern]): Boolean = size() > 100
-  }
+  private val regexCache = new util.concurrent.ConcurrentHashMap[String, Pattern]
   def getPatternFromCache(pat: String) : Pattern = regexCache.computeIfAbsent(pat, _ => Pattern.compile(pat))
 
   def regexQuote(s: String): String = Pattern.quote(s)

diff --git a/sjsonnet/src-jvm/sjsonnet/Platform.scala b/sjsonnet/src-jvm/sjsonnet/Platform.scala
@@ -111,9 +111,7 @@ object Platform {
     hash.getValue.toString
   }
 
-  private val regexCache = new util.LinkedHashMap[String, Pattern](100, 0.75f, true) {
-    override def removeEldestEntry(eldest: util.Map.Entry[String, Pattern]): Boolean = size() > 100
-  }
+  private val regexCache = new util.concurrent.ConcurrentHashMap[String, Pattern]
   def getPatternFromCache(pat: String) : Pattern = regexCache.computeIfAbsent(pat, _ => Pattern.compile(pat))
 
   def regexQuote(s: String): String = Pattern.quote(s)

diff --git a/sjsonnet/src-native/sjsonnet/Platform.scala b/sjsonnet/src-native/sjsonnet/Platform.scala
@@ -53,9 +53,7 @@ object Platform {
     scala.io.Source.fromFile(file).mkString
   }
 
-  private val regexCache = new util.LinkedHashMap[String, Pattern](100, 0.75f, true) {
-    override def removeEldestEntry(eldest: util.Map.Entry[String, Pattern]): Boolean = size() > 100
-  }
+  private val regexCache = new util.concurrent.ConcurrentHashMap[String, Pattern]
   def getPatternFromCache(pat: String) : Pattern = regexCache.computeIfAbsent(pat, _ => Pattern.compile(pat))
 
   def regexQuote(s: String): String = Pattern.quote(s)