src/java.base/share/classes/jdk/internal/org/objectweb/asm/util/CheckSignatureAdapter.java

rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD

@@ -363,11 +363,11 @@
             signatureVisitor.visitEnd();
         }
     }
 
     private void checkClassName(final String name, final String message) {
-        if (name == null || name.length() == 0) {
+        if (name == null || name.isEmpty()) {
             throw new IllegalArgumentException(INVALID + message + " (must not be null or empty)");
         }
         for (int i = 0; i < name.length(); ++i) {
             if (".;[<>:".indexOf(name.charAt(i)) != -1) {
                 throw new IllegalArgumentException(

@@ -375,11 +375,11 @@
             }
         }
     }
 
     private void checkIdentifier(final String name, final String message) {
-        if (name == null || name.length() == 0) {
+        if (name == null || name.isEmpty()) {
             throw new IllegalArgumentException(INVALID + message + " (must not be null or empty)");
         }
         for (int i = 0; i < name.length(); ++i) {
             if (".;[/<>:".indexOf(name.charAt(i)) != -1) {
                 throw new IllegalArgumentException(