perf[code]: use NumberUtils instead

protocol/src/main/java/com/zfoo/protocol/serializer/CodeLanguage.java

@@ -23,22 +23,23 @@ public enum CodeLanguage {
      */
     Enhance(1),
 
-    Cpp(2),
+    Cpp(1 << 1),
 
-    Go(4),
+    Go(1 << 2),
 
-    JavaScript(8),
+    JavaScript(1 << 3),
 
-    TypeScript(16),
+    TypeScript(1 << 4),
 
-    Lua(32),
+    Lua(1 << 5),
 
-    CSharp(64),
+    CSharp(1 << 6),
 
-    GdScript(128),
+    GdScript(1 << 7),
 
-    Protobuf(256)
-    ;
+    Python(1 << 8),
+
+    Protobuf(1 << 12);
 
     public final int id;
 

protocol/src/main/java/com/zfoo/protocol/util/StringUtils.java

@@ -16,7 +16,6 @@ import com.zfoo.protocol.collection.ArrayUtils;
 
 import java.nio.charset.Charset;
 import java.util.*;
-import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 /**
@@ -80,7 +79,6 @@ public abstract class StringUtils {
 
     public static final String EMPTY_JSON = "{}";
 
-    public static final String SEMICOLON_COMMA = ";|,"; //分号或者逗号
 
     public static final String MULTIPLE_HYPHENS = "-----------------------------------------------------------------------";
 
@@ -485,15 +483,4 @@ public abstract class StringUtils {
         return Character.isWhitespace(ch) || STOP_WORD.contains(ch);
     }
 
-    /**
-     * 判断是否是正数
-     * @param str
-     * @return
-     */
-    public static boolean isNumeric(String str) {
-        Pattern pattern = Pattern.compile("[0-9]*");
-        Matcher isNum = pattern.matcher(str);
-        return isNum.matches();
-    }
-
 }