src/java.base/share/classes/java/util/jar/JarFile.java

rev 15485 : 8156499: Update jlink to support creating images with modules that are packaged as multi-release JARs
Reviewed-by:
Contributed-by: steve.drach@oracle.com

*** 351,361 ****
       */
      public final boolean isMultiRelease() {
          if (isMultiRelease) {
              return true;
          }
!         if (MULTI_RELEASE_ENABLED && versionMajor != BASE_VERSION_MAJOR) {
              try {
                  checkForSpecialAttributes();
              } catch (IOException io) {
                  isMultiRelease = false;
              }
--- 351,361 ----
       */
      public final boolean isMultiRelease() {
          if (isMultiRelease) {
              return true;
          }
!         if (MULTI_RELEASE_ENABLED) {
              try {
                  checkForSpecialAttributes();
              } catch (IOException io) {
                  isMultiRelease = false;
              }
*** 958,968 ****
              if (manEntry != null) {
                  byte[] b = getBytes(manEntry);
                  hasClassPathAttribute = match(CLASSPATH_CHARS, b,
                          CLASSPATH_LASTOCC) != -1;
                  // is this a multi-release jar file
!                 if (MULTI_RELEASE_ENABLED && versionMajor != BASE_VERSION_MAJOR) {
                      int i = match(MULTIRELEASE_CHARS, b, MULTIRELEASE_LASTOCC);
                      if (i != -1) {
                          i += MULTIRELEASE_CHARS.length;
                          if (i < b.length) {
                              byte c = b[i++];
--- 958,968 ----
              if (manEntry != null) {
                  byte[] b = getBytes(manEntry);
                  hasClassPathAttribute = match(CLASSPATH_CHARS, b,
                          CLASSPATH_LASTOCC) != -1;
                  // is this a multi-release jar file
!                 if (MULTI_RELEASE_ENABLED) {
                      int i = match(MULTIRELEASE_CHARS, b, MULTIRELEASE_LASTOCC);
                      if (i != -1) {
                          i += MULTIRELEASE_CHARS.length;
                          if (i < b.length) {
                              byte c = b[i++];