8032650: [parfait] warning from b124 for jdk/src/share/native/java/util: jni exception pending

Reviewed-by: naoto

src/share/classes/java/util/TimeZone.java

 /*
- * Copyright (c) 1996, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1996, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -591,8 +591,7 @@ abstract public class TimeZone implements Serializable, Cloneable {
     /**
      * Gets the platform defined TimeZone ID.
      **/
-    private static native String getSystemTimeZoneID(String javaHome,
-                                                     String country);
+    private static native String getSystemTimeZoneID(String javaHome);
 
     /**
      * Gets the custom time zone ID based on the GMT offset of the
@@ -650,12 +649,10 @@ abstract public class TimeZone implements Serializable, Cloneable {
         // if the time zone ID is not set (yet), perform the
         // platform to Java time zone ID mapping.
         if (zoneID == null || zoneID.isEmpty()) {
-            String country = AccessController.doPrivileged(
-                    new GetPropertyAction("user.country"));
             String javaHome = AccessController.doPrivileged(
                     new GetPropertyAction("java.home"));
             try {
-                zoneID = getSystemTimeZoneID(javaHome, country);
+                zoneID = getSystemTimeZoneID(javaHome);
                 if (zoneID == null) {
                     zoneID = GMT_ID;
                 }

src/share/native/java/util/TimeZone.c

 /*
- * Copyright (c) 1999, 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -38,42 +38,28 @@
  */
 JNIEXPORT jstring JNICALL
 Java_java_util_TimeZone_getSystemTimeZoneID(JNIEnv *env, jclass ign,
-                                            jstring java_home, jstring country)
+                                            jstring java_home)
 {
-    const char *cname;
     const char *java_home_dir;
     char *javaTZ;
+    jstring jstrJavaTZ = NULL;
 
-    if (java_home == NULL)
-        return NULL;
+    CHECK_NULL_RETURN(java_home, NULL);
 
     java_home_dir = JNU_GetStringPlatformChars(env, java_home, 0);
-    if (java_home_dir == NULL)
-        return NULL;
-
-    if (country != NULL) {
-        cname = JNU_GetStringPlatformChars(env, country, 0);
-        /* ignore error cases for cname */
-    } else {
-        cname = NULL;
-    }
+    CHECK_NULL_RETURN(java_home_dir, NULL);
 
     /*
      * Invoke platform dependent mapping function
      */
-    javaTZ = findJavaTZ_md(java_home_dir, cname);
-
-    free((void *)java_home_dir);
-    if (cname != NULL) {
-        free((void *)cname);
-    }
-
+    javaTZ = findJavaTZ_md(java_home_dir);
     if (javaTZ != NULL) {
-        jstring jstrJavaTZ = JNU_NewStringPlatform(env, javaTZ);
+        jstrJavaTZ = JNU_NewStringPlatform(env, javaTZ);
         free((void *)javaTZ);
-        return jstrJavaTZ;
     }
-    return NULL;
+
+    JNU_ReleaseStringPlatformChars(env, java_home, java_home_dir);
+    return jstrJavaTZ;
 }
 
 /*

src/solaris/native/java/util/TimeZone_md.c

@@ -652,11 +652,11 @@ static char *mapPlatformToJavaTimezone(const char *java_home_dir, const char *tz
  * using <java_home>/lib/tzmappings. If the TZ value is not found, it
  * trys some libc implementation dependent mappings. If it still
  * can't map to a Java time zone ID, it falls back to the GMT+/-hh:mm
- * form. `country', which can be null, is not used for UNIX platforms.
+ * form.
  */
 /*ARGSUSED1*/
 char *
-findJavaTZ_md(const char *java_home_dir, const char *country)
+findJavaTZ_md(const char *java_home_dir)
 {
     char *tz;
     char *javatz = NULL;

src/solaris/native/java/util/TimeZone_md.h

 /*
- * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,7 +26,7 @@
 #ifndef _TIMEZONE_MD_H
 #define _TIMEZONE_MD_H
 
-char *findJavaTZ_md(const char *java_home_dir, const char *region);
+char *findJavaTZ_md(const char *java_home_dir);
 char *getGMTOffsetID();
 
 #endif

src/windows/native/java/util/TimeZone_md.c

 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -394,31 +394,34 @@ static int getWinTimeZone(char *winZoneName, char *winMapID)
  *
  * value_type is one of the following values:
  *      VALUE_KEY for exact key matching
- *      VALUE_MAPID for MapID and country-based mapping (this is
+ *      VALUE_MAPID for MapID (this is
  *      required for the old Windows, such as NT 4.0 SP3).
  */
 static char *matchJavaTZ(const char *java_home_dir, int value_type, char *tzName,
-                         char *mapID, const char *country)
+                         char *mapID)
 {
     int line;
     int IDmatched = 0;
     FILE *fp;
     char *javaTZName = NULL;
     char *items[TZ_NITEMS];
-    char mapFileName[_MAX_PATH + 1];
+    char *mapFileName;
     char lineBuffer[MAX_ZONE_CHAR * 4];
-    char bestMatch[MAX_ZONE_CHAR];
-    int noMapID = *mapID == '\0';       /* no mapID on Vista */
-
-    bestMatch[0] = '\0';
+    int noMapID = *mapID == '\0';       /* no mapID on Vista and later */
 
+    mapFileName = malloc(strlen(java_home_dir) + strlen(MAPPINGS_FILE) + 1);
+    if (mapFileName == NULL) {
+        return NULL;
+    }
     strcpy(mapFileName, java_home_dir);
     strcat(mapFileName, MAPPINGS_FILE);
 
     if ((fp = fopen(mapFileName, "r")) == NULL) {
         jio_fprintf(stderr, "can't open %s.\n", mapFileName);
+        free((void *) mapFileName);
         return NULL;
     }
+    free((void *) mapFileName);
 
     line = 0;
     while (fgets(lineBuffer, sizeof(lineBuffer), fp) != NULL) {
@@ -469,18 +472,6 @@ static char *matchJavaTZ(const char *java_home_dir, int value_type, char *tzName
                 javaTZName = _strdup(items[TZ_JAVA_NAME]);
                 break;
             }
-            /*
-             * Try to find the most likely time zone.
-             */
-            if (*items[TZ_REGION] == '\0') {
-                strncpy(bestMatch, items[TZ_JAVA_NAME], MAX_ZONE_CHAR);
-            } else if (country != NULL && strcmp(items[TZ_REGION], country) == 0) {
-                if (value_type == VALUE_MAPID) {
-                    javaTZName = _strdup(items[TZ_JAVA_NAME]);
-                    break;
-                }
-                strncpy(bestMatch, items[TZ_JAVA_NAME], MAX_ZONE_CHAR);
-            }
         } else {
             if (IDmatched == 1) {
                 /*
@@ -492,9 +483,6 @@ static char *matchJavaTZ(const char *java_home_dir, int value_type, char *tzName
     }
     fclose(fp);
 
-    if (javaTZName == NULL && bestMatch[0] != '\0') {
-        javaTZName = _strdup(bestMatch);
-    }
     return javaTZName;
 
  illegal_format:
@@ -506,7 +494,7 @@ static char *matchJavaTZ(const char *java_home_dir, int value_type, char *tzName
 /*
  * Detects the platform time zone which maps to a Java time zone ID.
  */
-char *findJavaTZ_md(const char *java_home_dir, const char *country)
+char *findJavaTZ_md(const char *java_home_dir)
 {
     char winZoneName[MAX_ZONE_CHAR];
     char winMapID[MAX_MAPID_LENGTH];
@@ -521,7 +509,7 @@ char *findJavaTZ_md(const char *java_home_dir, const char *country)
             std_timezone = _strdup(winZoneName);
         } else {
             std_timezone = matchJavaTZ(java_home_dir, result,
-                                       winZoneName, winMapID, country);
+                                       winZoneName, winMapID);
         }
     }
 

src/windows/native/java/util/TimeZone_md.h

 /*
- * Copyright (c) 1999, 2001, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -26,7 +26,7 @@
 #ifndef _TIMEZONE_MD_H
 #define _TIMEZONE_MD_H
 
-char *findJavaTZ_md(const char *java_home_dir, const char *region);
+char *findJavaTZ_md(const char *java_home_dir);
 char *getGMTOffsetID();
 
 #endif