src/share/vm/classfile/classLoader.cpp

*** 79,99 ****
  
  typedef void * * (JNICALL *ZipOpen_t)(const char *name, char **pmsg);
  typedef void (JNICALL *ZipClose_t)(jzfile *zip);
  typedef jzentry* (JNICALL *FindEntry_t)(jzfile *zip, const char *name, jint *sizeP, jint *nameLen);
  typedef jboolean (JNICALL *ReadEntry_t)(jzfile *zip, jzentry *entry, unsigned char *buf, char *namebuf);
- typedef jboolean (JNICALL *ReadMappedEntry_t)(jzfile *zip, jzentry *entry, unsigned char **buf, char *namebuf);
  typedef jzentry* (JNICALL *GetNextEntry_t)(jzfile *zip, jint n);
  typedef jboolean (JNICALL *ZipInflateFully_t)(void *inBuf, jlong inLen, void *outBuf, jlong outLen, char **pmsg);
  typedef jint     (JNICALL *Crc32_t)(jint crc, const jbyte *buf, jint len);
  typedef void     (JNICALL *FreeEntry_t)(jzfile *zip, jzentry *entry);
  
  static ZipOpen_t         ZipOpen            = NULL;
  static ZipClose_t        ZipClose           = NULL;
  static FindEntry_t       FindEntry          = NULL;
  static ReadEntry_t       ReadEntry          = NULL;
- static ReadMappedEntry_t ReadMappedEntry    = NULL;
  static GetNextEntry_t    GetNextEntry       = NULL;
  static canonicalize_fn_t CanonicalizeEntry  = NULL;
  static ZipInflateFully_t ZipInflateFully    = NULL;
  static Crc32_t           Crc32              = NULL;
  static FreeEntry_t       FreeEntry          = NULL;
--- 79,97 ----
*** 351,369 ****
      filename = name_buf;
    } else {
      filename = NEW_RESOURCE_ARRAY(char, name_len + 1);
    }
  
-   // file found, get pointer to the entry in mmapped jar file.
-   if (ReadMappedEntry == NULL ||
-       !(*ReadMappedEntry)(_zip, entry, &buffer, filename)) {
-       // mmapped access not available, perhaps due to compression,
        // read contents into resource array
        int size = (*filesize) + ((nul_terminate) ? 1 : 0);
        buffer = NEW_RESOURCE_ARRAY(u1, size);
        if (!(*ReadEntry)(_zip, entry, buffer, filename)) return NULL;
-   }
  
    // return result
    if (nul_terminate) {
      buffer[*filesize] = 0;
    }
--- 349,362 ----
*** 1077,1087 ****
    // Lookup zip entry points
    ZipOpen      = CAST_TO_FN_PTR(ZipOpen_t, os::dll_lookup(handle, "ZIP_Open"));
    ZipClose     = CAST_TO_FN_PTR(ZipClose_t, os::dll_lookup(handle, "ZIP_Close"));
    FindEntry    = CAST_TO_FN_PTR(FindEntry_t, os::dll_lookup(handle, "ZIP_FindEntry"));
    ReadEntry    = CAST_TO_FN_PTR(ReadEntry_t, os::dll_lookup(handle, "ZIP_ReadEntry"));
-   ReadMappedEntry = CAST_TO_FN_PTR(ReadMappedEntry_t, os::dll_lookup(handle, "ZIP_ReadMappedEntry"));
    GetNextEntry = CAST_TO_FN_PTR(GetNextEntry_t, os::dll_lookup(handle, "ZIP_GetNextEntry"));
    ZipInflateFully = CAST_TO_FN_PTR(ZipInflateFully_t, os::dll_lookup(handle, "ZIP_InflateFully"));
    Crc32        = CAST_TO_FN_PTR(Crc32_t, os::dll_lookup(handle, "ZIP_CRC32"));
    FreeEntry    = CAST_TO_FN_PTR(FreeEntry_t, os::dll_lookup(handle, "ZIP_FreeEntry"));
  
--- 1070,1079 ----