51 52 class FieldType: public AllStatic { 53 private: 54 static bool is_valid_array_signature(Symbol* signature); 55 public: 56 57 // Return basic type 58 static BasicType basic_type(Symbol* signature); 59 60 // Testing 61 static bool is_array(Symbol* signature) { return signature->utf8_length() > 1 && signature->char_at(0) == '[' && is_valid_array_signature(signature); } 62 63 static bool is_obj(Symbol* signature) { 64 int sig_length = signature->utf8_length(); 65 // Must start with 'L' and end with ';' 66 return (sig_length >= 2 && 67 (signature->char_at(0) == 'L') && 68 (signature->char_at(sig_length - 1) == ';')); 69 } 70 71 // Parse field and extract array information. Works for T_ARRAY only. 72 static BasicType get_array_info(Symbol* signature, FieldArrayInfo& ai, TRAPS); 73 }; 74 75 #endif // SHARE_RUNTIME_FIELDTYPE_HPP | 51 52 class FieldType: public AllStatic { 53 private: 54 static bool is_valid_array_signature(Symbol* signature); 55 public: 56 57 // Return basic type 58 static BasicType basic_type(Symbol* signature); 59 60 // Testing 61 static bool is_array(Symbol* signature) { return signature->utf8_length() > 1 && signature->char_at(0) == '[' && is_valid_array_signature(signature); } 62 63 static bool is_obj(Symbol* signature) { 64 int sig_length = signature->utf8_length(); 65 // Must start with 'L' and end with ';' 66 return (sig_length >= 2 && 67 (signature->char_at(0) == 'L') && 68 (signature->char_at(sig_length - 1) == ';')); 69 } 70 71 static bool is_valuetype(Symbol* signature) { 72 return signature->is_Q_signature(); 73 } 74 75 // Parse field and extract array information. Works for T_ARRAY only. 76 static BasicType get_array_info(Symbol* signature, FieldArrayInfo& ai, TRAPS); 77 }; 78 79 #endif // SHARE_RUNTIME_FIELDTYPE_HPP |