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comparison src/share/vm/utilities/utf8.cpp @ 2177:3582bf76420e

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6990754: Use native memory and reference counting to implement SymbolTable Summary: move symbols from permgen into C heap and reference count them Reviewed-by: never, acorn, jmasa, stefank
author coleenp
date Thu, 27 Jan 2011 16:11:27 -0800
parents f95d63e2154a
children 1d1603768966
comparison
equal deleted inserted replaced
2176:27e4ea99855d 2177:3582bf76420e
162 } 162 }
163 } 163 }
164 164
165 // Returns NULL if 'c' it not found. This only works as long 165 // Returns NULL if 'c' it not found. This only works as long
166 // as 'c' is an ASCII character 166 // as 'c' is an ASCII character
167 jbyte* UTF8::strrchr(jbyte* base, int length, jbyte c) { 167 const jbyte* UTF8::strrchr(const jbyte* base, int length, jbyte c) {
168 assert(length >= 0, "sanity check"); 168 assert(length >= 0, "sanity check");
169 assert(c >= 0, "does not work for non-ASCII characters"); 169 assert(c >= 0, "does not work for non-ASCII characters");
170 // Skip backwards in string until 'c' is found or end is reached 170 // Skip backwards in string until 'c' is found or end is reached
171 while(--length >= 0 && base[length] != c); 171 while(--length >= 0 && base[length] != c);
172 return (length < 0) ? NULL : &base[length]; 172 return (length < 0) ? NULL : &base[length];
173 } 173 }
174 174
175 bool UTF8::equal(jbyte* base1, int length1, jbyte* base2, int length2) { 175 bool UTF8::equal(const jbyte* base1, int length1, const jbyte* base2, int length2) {
176 // Length must be the same 176 // Length must be the same
177 if (length1 != length2) return false; 177 if (length1 != length2) return false;
178 for (int i = 0; i < length1; i++) { 178 for (int i = 0; i < length1; i++) {
179 if (base1[i] != base2[i]) return false; 179 if (base1[i] != base2[i]) return false;
180 } 180 }