2183 // SystemDictionary::check_signature_loaders(sig, l1, l2) |
2183 // SystemDictionary::check_signature_loaders(sig, l1, l2) |
2184 // |
2184 // |
2185 // Make sure all class components (including arrays) in the given |
2185 // Make sure all class components (including arrays) in the given |
2186 // signature will be resolved to the same class in both loaders. |
2186 // signature will be resolved to the same class in both loaders. |
2187 // Returns the name of the type that failed a loader constraint check, or |
2187 // Returns the name of the type that failed a loader constraint check, or |
2188 // NULL if no constraint failed. The returned C string needs cleaning up |
2188 // NULL if no constraint failed. No exception except OOME is thrown. |
2189 // with a ResourceMark in the caller. No exception except OOME is thrown. |
|
2190 // Arrays are not added to the loader constraint table, their elements are. |
2189 // Arrays are not added to the loader constraint table, their elements are. |
2191 char* SystemDictionary::check_signature_loaders(Symbol* signature, |
2190 Symbol* SystemDictionary::check_signature_loaders(Symbol* signature, |
2192 Handle loader1, Handle loader2, |
2191 Handle loader1, Handle loader2, |
2193 bool is_method, TRAPS) { |
2192 bool is_method, TRAPS) { |
2194 // Nothing to do if loaders are the same. |
2193 // Nothing to do if loaders are the same. |
2195 if (loader1() == loader2()) { |
2194 if (loader1() == loader2()) { |
2196 return NULL; |
2195 return NULL; |
2197 } |
2196 } |
2198 |
2197 |
2199 ResourceMark rm(THREAD); |
|
2200 SignatureStream sig_strm(signature, is_method); |
2198 SignatureStream sig_strm(signature, is_method); |
2201 while (!sig_strm.is_done()) { |
2199 while (!sig_strm.is_done()) { |
2202 if (sig_strm.is_object()) { |
2200 if (sig_strm.is_object()) { |
2203 Symbol* s = sig_strm.as_symbol(CHECK_NULL); |
2201 Symbol* sig = sig_strm.as_symbol(CHECK_NULL); |
2204 Symbol* sig = s; |
|
2205 if (!add_loader_constraint(sig, loader1, loader2, THREAD)) { |
2202 if (!add_loader_constraint(sig, loader1, loader2, THREAD)) { |
2206 return sig->as_C_string(); |
2203 return sig; |
2207 } |
2204 } |
2208 } |
2205 } |
2209 sig_strm.next(); |
2206 sig_strm.next(); |
2210 } |
2207 } |
2211 return NULL; |
2208 return NULL; |