// GET: api/ZipCode/98052
public ZipCodeEntity Get(string id)
{
try
{
long start = DateTime.Now.Ticks;
var context = new ZipCodeManager();
ZipCode.DAL.ZipCodeEntity code = context.GetZipCode(id);
var ts = new TimeSpan(DateTime.Now.Ticks - start);
Trace.WriteLine(string.Format(
"Zip code {0} details received in {1} ms from database", id, ts.TotalMilliseconds));
return(code);
}
finally
{
Trace.Flush();
}
}
public void InitializeTable(string zipCodeData)
{
var listResponse = this._dbClient.ListTables(new ListTablesRequest
{
ExclusiveStartTableName = "ZipCode"
});
if (listResponse.TableNames.Count == 0)
{
var createRequest = new CreateTableRequest
{
TableName = ZipCodeEntity.TableName,
KeySchema = new List<KeySchemaElement>
{
new KeySchemaElement
{
AttributeName = "PostalCode",
KeyType = KeyType.HASH
}
},
GlobalSecondaryIndexes = new List<GlobalSecondaryIndex>
{
new GlobalSecondaryIndex
{
IndexName = "State",
KeySchema = new List<KeySchemaElement>
{
new KeySchemaElement
{
AttributeName = "StateAbbrevation",
KeyType = KeyType.HASH
}
},
Projection = new Projection
{
ProjectionType = ProjectionType.ALL
},
ProvisionedThroughput = new ProvisionedThroughput
{
ReadCapacityUnits = 10,
WriteCapacityUnits = 1
}
}
},
AttributeDefinitions = new List<AttributeDefinition>
{
new AttributeDefinition
{
AttributeName = "PostalCode",
AttributeType = ScalarAttributeType.S
},
new AttributeDefinition
{
AttributeName = "StateAbbrevation",
AttributeType = ScalarAttributeType.S
}
},
ProvisionedThroughput = new ProvisionedThroughput
{
ReadCapacityUnits = 10,
WriteCapacityUnits = 1
}
};
this._dbClient.CreateTable(createRequest);
DescribeTableResponse describeResponse = null;
do
{
Thread.Sleep(TimeSpan.FromSeconds(2));
describeResponse = this._dbClient.DescribeTable(ZipCodeEntity.TableName);
} while (describeResponse.Table.TableStatus != TableStatus.ACTIVE);
}
using (StreamReader reader = new StreamReader(@"..\..\US-ZipCodes.txt"))
{
Console.WriteLine("Begin Upload");
int count = 0;
string line;
HashSet<string> processedCodes = new HashSet<string>();
var batchWrite = this._context.CreateBatchWrite<ZipCodeEntity>();
while ((line = reader.ReadLine()) != null)
{
var tokens = line.Split('\t');
if (tokens.Length != 12)
continue;
var code = new ZipCodeEntity
{
CountryCode = tokens[0],
PostalCode = tokens[1],
PlaceName = tokens[2],
State = tokens[3],
StateAbbrevation = tokens[4],
City = tokens[5],
Latitude = double.Parse(tokens[9]),
Longitude = double.Parse(tokens[10])
};
if (processedCodes.Contains(code.PostalCode))
continue;
processedCodes.Add(code.PostalCode);
batchWrite.AddPutItem(code);
count++;
if(count % 25 == 0)
{
batchWrite.Execute();
batchWrite = this._context.CreateBatchWrite<ZipCodeEntity>();
Console.WriteLine("...Uploaded {0}", count);
}
}
batchWrite.Execute();
Console.WriteLine("Upload Complete {0}", count);
}
}
public void InitializeTable(string zipCodeData)
{
var listResponse = this._dbClient.ListTables(new ListTablesRequest
{
ExclusiveStartTableName = "ZipCode"
});
if (listResponse.TableNames.Count == 0)
{
var createRequest = new CreateTableRequest
{
TableName = ZipCodeEntity.TableName,
KeySchema = new List <KeySchemaElement>
{
new KeySchemaElement
{
AttributeName = "PostalCode",
KeyType = KeyType.HASH
}
},
GlobalSecondaryIndexes = new List <GlobalSecondaryIndex>
{
new GlobalSecondaryIndex
{
IndexName = "State",
KeySchema = new List <KeySchemaElement>
{
new KeySchemaElement
{
AttributeName = "StateAbbrevation",
KeyType = KeyType.HASH
}
},
Projection = new Projection
{
ProjectionType = ProjectionType.ALL
},
ProvisionedThroughput = new ProvisionedThroughput
{
ReadCapacityUnits = 10,
WriteCapacityUnits = 1
}
}
},
AttributeDefinitions = new List <AttributeDefinition>
{
new AttributeDefinition
{
AttributeName = "PostalCode",
AttributeType = ScalarAttributeType.S
},
new AttributeDefinition
{
AttributeName = "StateAbbrevation",
AttributeType = ScalarAttributeType.S
}
},
ProvisionedThroughput = new ProvisionedThroughput
{
ReadCapacityUnits = 10,
WriteCapacityUnits = 1
}
};
this._dbClient.CreateTable(createRequest);
DescribeTableResponse describeResponse = null;
do
{
Thread.Sleep(TimeSpan.FromSeconds(2));
describeResponse = this._dbClient.DescribeTable(ZipCodeEntity.TableName);
} while (describeResponse.Table.TableStatus != TableStatus.ACTIVE);
}
using (StreamReader reader = new StreamReader(@"..\..\US-ZipCodes.txt"))
{
Console.WriteLine("Begin Upload");
int count = 0;
string line;
HashSet <string> processedCodes = new HashSet <string>();
var batchWrite = this._context.CreateBatchWrite <ZipCodeEntity>();
while ((line = reader.ReadLine()) != null)
{
var tokens = line.Split('\t');
if (tokens.Length != 12)
{
continue;
}
var code = new ZipCodeEntity
{
CountryCode = tokens[0],
PostalCode = tokens[1],
PlaceName = tokens[2],
State = tokens[3],
StateAbbrevation = tokens[4],
City = tokens[5],
Latitude = double.Parse(tokens[9]),
Longitude = double.Parse(tokens[10])
};
if (processedCodes.Contains(code.PostalCode))
{
continue;
}
processedCodes.Add(code.PostalCode);
batchWrite.AddPutItem(code);
count++;
if (count % 25 == 0)
{
batchWrite.Execute();
batchWrite = this._context.CreateBatchWrite <ZipCodeEntity>();
Console.WriteLine("...Uploaded {0}", count);
}
}
batchWrite.Execute();
Console.WriteLine("Upload Complete {0}", count);
}
}
