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

rev 51919 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: dfuchs, alanb

*** 1305,1315 ****
       * @param msg
       *            a message to be used in case of error.
       */
      static void checkMethodIdentifier(int version, final String name,
              final String msg) {
!         if (name == null || name.length() == 0) {
              throw new IllegalArgumentException("Invalid " + msg
                      + " (must not be null or empty)");
          }
          if ((version & 0xFFFF) >= Opcodes.V1_5) {
              for (int i = 0; i < name.length(); ++i) {
--- 1305,1315 ----
       * @param msg
       *            a message to be used in case of error.
       */
      static void checkMethodIdentifier(int version, final String name,
              final String msg) {
!         if (name == null || name.isEmpty()) {
              throw new IllegalArgumentException("Invalid " + msg
                      + " (must not be null or empty)");
          }
          if ((version & 0xFFFF) >= Opcodes.V1_5) {
              for (int i = 0; i < name.length(); ++i) {
*** 1345,1355 ****
       *            the string to be checked.
       * @param msg
       *            a message to be used in case of error.
       */
      static void checkInternalName(final String name, final String msg) {
!         if (name == null || name.length() == 0) {
              throw new IllegalArgumentException("Invalid " + msg
                      + " (must not be null or empty)");
          }
          if (name.charAt(0) == '[') {
              checkDesc(name, false);
--- 1345,1355 ----
       *            the string to be checked.
       * @param msg
       *            a message to be used in case of error.
       */
      static void checkInternalName(final String name, final String msg) {
!         if (name == null || name.isEmpty()) {
              throw new IllegalArgumentException("Invalid " + msg
                      + " (must not be null or empty)");
          }
          if (name.charAt(0) == '[') {
              checkDesc(name, false);