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changeset 7399:2aa953165ade

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8004661: Comment and function name java_lang_String::toHash is wrong Summary: renamed to hash_code Reviewed-by: dholmes, coleenp, brutisso Contributed-by: erik.helin@oracle.com
author brutisso
date Thu, 13 Dec 2012 10:09:49 +0100
parents a14c5698a162
children 4459ef2189f5
files src/share/vm/classfile/javaClasses.cpp src/share/vm/classfile/javaClasses.hpp src/share/vm/classfile/symbolTable.cpp
diffstat 3 files changed, 9 insertions(+), 9 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/classfile/javaClasses.cpp	Fri Dec 07 16:08:05 2012 -0800
+++ b/src/share/vm/classfile/javaClasses.cpp	Thu Dec 13 10:09:49 2012 +0100
@@ -327,14 +327,14 @@
   return result;
 }
 
-unsigned int java_lang_String::to_hash(oop java_string) {
+unsigned int java_lang_String::hash_code(oop java_string) {
   int          length = java_lang_String::length(java_string);
-  // Zero length string will hash to zero with String.toHash() function.
+  // Zero length string will hash to zero with String.hashCode() function.
   if (length == 0) return 0;
 
   typeArrayOop value  = java_lang_String::value(java_string);
   int          offset = java_lang_String::offset(java_string);
-  return java_lang_String::to_hash(value->char_at_addr(offset), length);
+  return java_lang_String::hash_code(value->char_at_addr(offset), length);
 }
 
 char* java_lang_String::as_quoted_ascii(oop java_string) {
--- a/src/share/vm/classfile/javaClasses.hpp	Fri Dec 07 16:08:05 2012 -0800
+++ b/src/share/vm/classfile/javaClasses.hpp	Thu Dec 13 10:09:49 2012 +0100
@@ -166,8 +166,8 @@
   // objects in the shared archive file.
   // hash P(31) from Kernighan & Ritchie
   //
-  // For this reason, THIS ALGORITHM MUST MATCH String.toHash().
-  template <typename T> static unsigned int to_hash(T* s, int len) {
+  // For this reason, THIS ALGORITHM MUST MATCH String.hashCode().
+  template <typename T> static unsigned int hash_code(T* s, int len) {
     unsigned int h = 0;
     while (len-- > 0) {
       h = 31*h + (unsigned int) *s;
@@ -175,10 +175,10 @@
     }
     return h;
   }
-  static unsigned int to_hash(oop java_string);
+  static unsigned int hash_code(oop java_string);
 
   // This is the string hash code used by the StringTable, which may be
-  // the same as String.toHash or an alternate hash code.
+  // the same as String.hashCode or an alternate hash code.
   static unsigned int hash_string(oop java_string);
 
   static bool equals(oop java_string, jchar* chars, int len);
--- a/src/share/vm/classfile/symbolTable.cpp	Fri Dec 07 16:08:05 2012 -0800
+++ b/src/share/vm/classfile/symbolTable.cpp	Thu Dec 13 10:09:49 2012 +0100
@@ -179,7 +179,7 @@
 unsigned int SymbolTable::hash_symbol(const char* s, int len) {
   return use_alternate_hashcode() ?
            AltHashing::murmur3_32(seed(), (const jbyte*)s, len) :
-           java_lang_String::to_hash(s, len);
+           java_lang_String::hash_code(s, len);
 }
 
 
@@ -617,7 +617,7 @@
 // Pick hashing algorithm
 unsigned int StringTable::hash_string(const jchar* s, int len) {
   return use_alternate_hashcode() ? AltHashing::murmur3_32(seed(), s, len) :
-                                    java_lang_String::to_hash(s, len);
+                                    java_lang_String::hash_code(s, len);
 }
 
 oop StringTable::lookup(int index, jchar* name,