当前位置: 首页>>代码示例>>C++>>正文

C++ Handle::Int32Value方法代码示例

本文整理汇总了C++中Handle::Int32Value方法的典型用法代码示例。如果您正苦于以下问题：C++ Handle::Int32Value方法的具体用法？C++ Handle::Int32Value怎么用？C++ Handle::Int32Value使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Handle的用法示例。


在下文中一共展示了Handle::Int32Value方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: SerializeField

	void SerializeField(google::protobuf::Message *message, const Reflection *r, const FieldDescriptor *field, Handle<Value> val) {
		const EnumValueDescriptor *enumValue = NULL;
		bool repeated = field->is_repeated();

		switch (field->cpp_type()) {
		case FieldDescriptor::CPPTYPE_INT32:
			SET_VALUE(Int32, val->Int32Value());
			break;
		case FieldDescriptor::CPPTYPE_INT64:
			SET_VALUE(Int64, val->NumberValue());
			break;
		case FieldDescriptor::CPPTYPE_UINT32:
			SET_VALUE(UInt32, val->Uint32Value());
			break;
		case FieldDescriptor::CPPTYPE_UINT64:
			SET_VALUE(UInt64, val->NumberValue());
			break;
		case FieldDescriptor::CPPTYPE_DOUBLE:
			SET_VALUE(Double, val->NumberValue());
			break;
		case FieldDescriptor::CPPTYPE_FLOAT:
			SET_VALUE(Float, val->NumberValue());
			break;
		case FieldDescriptor::CPPTYPE_BOOL:
			SET_VALUE(Bool, val->BooleanValue());
			break;
		case FieldDescriptor::CPPTYPE_ENUM:
			enumValue = val->IsNumber() ? 
				field->enum_type()->FindValueByNumber(val->Int32Value()) :
				field->enum_type()->FindValueByName(*String::AsciiValue(val));
			if (enumValue != NULL)
				SET_VALUE(Enum, enumValue);
			break;
		case FieldDescriptor::CPPTYPE_MESSAGE:
			if (val->IsObject()) {
				Type* type = protobuf->GetType(field->message_type());
				type->SerializePart(repeated ?
					r->AddMessage(message, field) :
					r->MutableMessage(message, field), val.As<Object>());
			}
			break;
		case FieldDescriptor::CPPTYPE_STRING:
			if (Buffer::HasInstance(val)) {
				Local<Object> buf = val->ToObject();
				SET_VALUE(String, std::string(Buffer::Data(buf), Buffer::Length(buf)));
			} else {
				String::Utf8Value utf8(val);
				SET_VALUE(String, std::string(*utf8, utf8.length()));
			}
			break;
		}
	}
开发者ID:ftcaicai，项目名称:GOD，代码行数:52，代码来源:protobuf.cpp

示例2: setField

inline bool setField(OGRFeature* f, int field_index, Handle<Value> val){
	if (val->IsInt32()) {
		f->SetField(field_index, val->Int32Value());
	} else if (val->IsNumber()) {
		f->SetField(field_index, val->NumberValue());
	} else if (val->IsString()) {
		std::string str = *NanUtf8String(val);
		f->SetField(field_index, str.c_str());
	} else if(val->IsNull() || val->IsUndefined()) {
		f->UnsetField(field_index);
	} else {
		return true;
	}
	return false;
}
开发者ID:drownedout，项目名称:datamap，代码行数:15，代码来源:feature_fields.cpp

示例3: ToJavaString

int Conv::ToJavaString(JNIEnv *jniEnv, Handle<Value> val, jstring *jVal) {
  Handle<String> vString;
  Handle<Value> empty, vRes;
  jstring ob;
  char buf[64];
  switch(GetNaturalType(val)) {
    default: {
      if(val->IsObject()) {
        /* call ToString() in javascript */
        Handle<Object> oVal = val->ToObject();
        Handle<Value> vToString = oVal->Get(sToString);
        if(!vToString.IsEmpty() && vToString->IsFunction()) {
          Handle<Function> fToString = Handle<Function>::Cast(vToString);
          vRes = fToString->CallAsFunction(oVal, 0, &empty);
          if(!vRes.IsEmpty() && (vRes->IsString() || vRes->IsStringObject())) {
            return ToJavaString(jniEnv, vRes->ToString(), jVal);
          }
        }
      }
      return ErrorType;
    }
    case TYPE_UNDEFINED:
    case TYPE_NULL:
      *jVal = 0;
      return OK;
    case TYPE_BOOL:
      return ToJavaString(jniEnv, (val->BooleanValue() ? "true" : "false"), jVal);
    case TYPE_INT:
      sprintf(buf, "%d", val->Int32Value());
      return ToJavaString(jniEnv, buf, jVal);
    case TYPE_LONG:
      sprintf(buf, "%lld", val->IntegerValue());
      return ToJavaString(jniEnv, buf, jVal);
    case TYPE_DOUBLE:
      sprintf(buf, "%g", val->NumberValue());
      return ToJavaString(jniEnv, buf, jVal);
    case TYPE_STRING:
      return ToJavaString(jniEnv, val->ToString(), (jstring *)jVal);
  }
  if(ob) {
    *jVal = ob;
    return OK;
  }
  if(jniEnv->ExceptionCheck())
    jniEnv->ExceptionClear();
  return ErrorVM;
}
开发者ID:Armen138，项目名称:anode，代码行数:47，代码来源:Conv.cpp

示例4: rr_v82rb

VALUE rr_v82rb(Handle<Value> value) {
  if (value.IsEmpty()) {
    return rr_v8_value_empty();
  }
  if (value->IsUndefined() || value->IsNull()) {
    return Qnil;
  }
  if (value->IsExternal()) {
    return rr_reflect_v8_external(value);
  }
  if (value->IsUint32()) {
    return UINT2NUM(value->Uint32Value());
  }
  if (value->IsInt32()) {
    return INT2FIX(value->Int32Value());
  }
  if (value->IsBoolean()) {
    return value->BooleanValue() ? Qtrue : Qfalse;
  }
  if (value->IsNumber()) {
    return rb_float_new(value->NumberValue());
  }  
  if (value->IsString()) {
    return rr_reflect_v8_string(value);
  }
  if (value->IsFunction()) {
    return rr_reflect_v8_function(value);
  }
  if (value->IsArray()) {
    return rr_reflect_v8_array(value);
  }
  if (value->IsDate()) {
    return rr_reflect_v8_date(value);
  }
  if (value->IsObject()) {
    return rr_reflect_v8_object(value);
  }
  return rr_wrap_v8_value(value);  
}
开发者ID:Cythnk，项目名称:territory_mapper，代码行数:39，代码来源:rr.cpp

示例5: if

jsvalue JsEngine::AnyFromV8(Handle<Value> value, Handle<Object> thisArg)
{
    jsvalue v;
    
    // Initialize to a generic error.
    v.type = JSVALUE_TYPE_UNKNOWN_ERROR;
    v.length = 0;
    v.value.str = 0;
    
    if (value->IsNull() || value->IsUndefined()) {
        v.type = JSVALUE_TYPE_NULL;
    }                
    else if (value->IsBoolean()) {
        v.type = JSVALUE_TYPE_BOOLEAN;
        v.value.i32 = value->BooleanValue() ? 1 : 0;
    }
    else if (value->IsInt32()) {
        v.type = JSVALUE_TYPE_INTEGER;
        v.value.i32 = value->Int32Value();            
    }
    else if (value->IsUint32()) {
        v.type = JSVALUE_TYPE_INDEX;
        v.value.i64 = value->Uint32Value();            
    }
    else if (value->IsNumber()) {
        v.type = JSVALUE_TYPE_NUMBER;
        v.value.num = value->NumberValue();
    }
    else if (value->IsString()) {
        v = StringFromV8(value);
    }
    else if (value->IsDate()) {
        v.type = JSVALUE_TYPE_DATE;
        v.value.num = value->NumberValue();
    }
    else if (value->IsArray()) {
        Handle<Array> object = Handle<Array>::Cast(value->ToObject());
        v.length = object->Length();
        jsvalue* array = new jsvalue[v.length];
        if (array != NULL) {
            for(int i = 0; i < v.length; i++) {
                array[i] = AnyFromV8(object->Get(i));
            }
            v.type = JSVALUE_TYPE_ARRAY;
            v.value.arr = array;
        }
    }
    else if (value->IsFunction()) {
		Handle<Function> function = Handle<Function>::Cast(value);
		jsvalue* array = new jsvalue[2];
        if (array != NULL) { 
			array[0].value.ptr = new Persistent<Object>(Persistent<Function>::New(function));
			array[0].length = 0;
			array[0].type = JSVALUE_TYPE_WRAPPED;
			if (!thisArg.IsEmpty()) {
				array[1].value.ptr = new Persistent<Object>(Persistent<Object>::New(thisArg));
				array[1].length = 0;
				array[1].type = JSVALUE_TYPE_WRAPPED;
			} else {
				array[1].value.ptr = NULL;
				array[1].length = 0;
				array[1].type = JSVALUE_TYPE_NULL;
			}
	        v.type = JSVALUE_TYPE_FUNCTION;
            v.value.arr = array;
        }
    }
    else if (value->IsObject()) {
        Handle<Object> obj = Handle<Object>::Cast(value);
        if (obj->InternalFieldCount() == 1)
            v = ManagedFromV8(obj);
        else
            v = WrappedFromV8(obj);
    }

    return v;
}
开发者ID:Daniel15，项目名称:vroomjs，代码行数:77，代码来源:jsengine.cpp

示例6: ToJavaObject

int Conv::ToJavaObject(JNIEnv *jniEnv, Handle<Value> val, int expectedType, jobject *jVal) {

  /* empty, null and undefined convert to null for any nullable type */
  if((expectedType >= TYPE__OB_START) && (val.IsEmpty() || val->IsNull() || val->IsUndefined())) {
    *jVal = 0;
    return OK;
  }

  if(isSequence(expectedType))
    return ToJavaSequence(jniEnv, val, getComponentType(expectedType), (jarray *)jVal);
  
  if(isArray(expectedType))
    return arrayConv->ToJavaArray(jniEnv, val, getComponentType(expectedType), jVal);
  
  if(isMap(expectedType))
    return ToJavaMap(jniEnv, val, getComponentType(expectedType), jVal);
  
  if(isInterface(expectedType))
    return ToJavaInterface(jniEnv, val, getClassId(expectedType), jVal);
  
  if(isDict(expectedType))
    return ToJavaDict(jniEnv, val, getClassId(expectedType), jVal);
  
  HandleScope scope;
  jobject ob;
  switch(expectedType) {
    default:
      return ErrorType;
    case TYPE_BOOL: {
      bool isVoid = val.IsEmpty() ? false : val->BooleanValue();
      ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Bool.class_, jni.anode.js.JSValue_Bool.ctor, isVoid);
      break;
    }
    case TYPE_BYTE:
    case TYPE_INT: {
      jint intValue = val.IsEmpty() ? 0 : val->Int32Value();
      ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Long.class_, jni.anode.js.JSValue_Long.ctor, (jlong)intValue);
      break;
    }
    case TYPE_LONG: {
      jlong longValue = val.IsEmpty() ? 0 : val->IntegerValue();
      ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Long.class_, jni.anode.js.JSValue_Long.ctor, longValue);
      break;
    }
    case TYPE_DOUBLE: {
      jdouble doubleValue = val.IsEmpty() ? 0 : val->NumberValue();
      ob = jniEnv->CallStaticObjectMethod(jni.anode.js.JSValue_Double.class_, jni.anode.js.JSValue_Double.ctor, doubleValue);
      break;
    }
    case TYPE_STRING:
      return ToJavaString(jniEnv, val, (jstring *)jVal);
    case TYPE_DATE:
      return ToJavaDate(jniEnv, val, jVal);
    case TYPE_OBJECT:
      return ToNaturalJavaObject(jniEnv, val, jVal);
    case TYPE_OBJECT|TYPE_BOOL: {
      bool isVoid = val->BooleanValue();
      ob = jniEnv->NewObject(jni.java.lang.Boolean.class_, jni.java.lang.Boolean.ctor, isVoid);
      break;
    }
    case TYPE_OBJECT|TYPE_BYTE: {
      jbyte byteValue = val->Int32Value();
      ob = jniEnv->NewObject(jni.java.lang.Byte.class_, jni.java.lang.Byte.ctor, byteValue);
      break;
    }
    case TYPE_OBJECT|TYPE_INT: {
      jint intValue = val->Int32Value();
      ob = jniEnv->NewObject(jni.java.lang.Integer.class_, jni.java.lang.Integer.ctor, intValue);
      break;
    }
    case TYPE_OBJECT|TYPE_LONG: {
      jlong longValue = val->IntegerValue();
      ob = jniEnv->NewObject(jni.java.lang.Long.class_, jni.java.lang.Long.ctor, longValue);
      break;
    }
    case TYPE_OBJECT|TYPE_DOUBLE: {
      jdouble doubleValue = val->NumberValue();
      ob = jniEnv->NewObject(jni.java.lang.Double.class_, jni.java.lang.Double.ctor, doubleValue);
      break;
    }
  }
  if(ob) {
    *jVal = ob;
    return OK;
  }
  if(jniEnv->ExceptionCheck())
    jniEnv->ExceptionClear();
  return ErrorVM;
}
开发者ID:Armen138，项目名称:anode，代码行数:89，代码来源:Conv.cpp

示例7: SerializeField

void SerializeField(google::protobuf::Message *message, const Reflection *r, const FieldDescriptor *field, Handle<Value> val) {
	const EnumValueDescriptor *enumValue = NULL;
	bool repeated = field->is_repeated();

	if (*val != NULL) {
		if (field->is_optional() && (val->IsNull() || val->IsUndefined()))
			return;
		
		switch (field->cpp_type()) {
			case FieldDescriptor::CPPTYPE_INT32: {
				if (repeated)
					r->AddInt32(message, field, val->Int32Value());
				else
					r->SetInt32(message, field, val->Int32Value());
				break;
			}
			case FieldDescriptor::CPPTYPE_INT64:
				if (repeated)
					if (preserve_int64 && val->IsArray()) {
						Local<Object> n64_array = val->ToObject();
						uint64 n64;
						uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
						n64 = ((uint64)hi << 32) + (uint64)lo;
						r->AddInt64(message, field, n64);
					} else
						r->AddInt64(message, field, val->NumberValue());
				else
					if (preserve_int64 && val->IsArray()) {
						Local<Object> n64_array = val->ToObject();
						uint64 n64;
						uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
						n64 = ((uint64)hi << 32) + (uint64)lo;
						r->SetInt64(message, field, n64);
					} else
						r->SetInt64(message, field, val->NumberValue());
				break;
			case FieldDescriptor::CPPTYPE_UINT32:
				if (repeated)
					r->AddUInt32(message, field, val->Uint32Value());
				else
					r->SetUInt32(message, field, val->Uint32Value());
				break;
			case FieldDescriptor::CPPTYPE_UINT64:
				if (repeated)
					if (preserve_int64 && val->IsArray()) {
						Local<Object> n64_array = val->ToObject();
						uint64 n64;
						uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
						n64 = ((uint64)hi << 32) + (uint64)lo;
						r->AddUInt64(message, field, n64);
					} else
						r->AddUInt64(message, field, val->NumberValue());
				else
					if (preserve_int64 && val->IsArray()) {
						Local<Object> n64_array = val->ToObject();
						uint64 n64;
						uint32 hi = n64_array->Get(0)->Uint32Value(), lo = n64_array->Get(1)->Uint32Value();
						n64 = ((uint64)hi << 32) + (uint64)lo;
						r->SetUInt64(message, field, n64);
					} else
						r->SetUInt64(message, field, val->NumberValue());
				break;
			case FieldDescriptor::CPPTYPE_DOUBLE:
				if (repeated)
					r->AddDouble(message, field, val->NumberValue());
				else
					r->SetDouble(message, field, val->NumberValue());
				break;
			case FieldDescriptor::CPPTYPE_FLOAT:
				if (repeated)
					r->AddFloat(message, field, val->NumberValue());
				else
					r->SetFloat(message, field, val->NumberValue());
				break;
			case FieldDescriptor::CPPTYPE_BOOL:
				if (repeated)
					r->AddBool(message, field, val->BooleanValue());
				else
					r->SetBool(message, field, val->BooleanValue());
				break;
			case FieldDescriptor::CPPTYPE_ENUM:
				// TODO: possible memory leak?
				enumValue =
					val->IsNumber() ?
						field->enum_type()->FindValueByNumber(val->Int32Value()) :
						field->enum_type()->FindValueByName(*NanAsciiString(val));

				if (enumValue != NULL) {
					if (repeated)
						r->AddEnum(message, field, enumValue);
					else
						r->SetEnum(message, field, enumValue);
				}
				break;
			case FieldDescriptor::CPPTYPE_MESSAGE:
				if (val->IsObject()) {
					if (repeated)
						SerializePart(r->AddMessage(message, field), val.As<Object>());
					else
						SerializePart(r->MutableMessage(message, field), val.As<Object>());
//.........这里部分代码省略.........
开发者ID:Ravikumarmaddi，项目名称:sapo-broker，代码行数:101，代码来源:serialize.cpp

示例8: 

 int32_t Get<int32_t> (Handle<Value> value) {
   return value->Int32Value();
 }
开发者ID:brainshave，项目名称:v8cl，代码行数:3，代码来源:converters.cpp


注：本文中的Handle::Int32Value方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。