SharedServer (NanoDB SQL Relational Database 0.1-SNAPSHOT API)

java.lang.Object
- edu.caltech.nanodb.server.SharedServer

```
public class SharedServer
extends java.lang.Object
```
This class implements a "shared" database server that listens for incoming connections on a socket, so that the database can have multiple concurrent clients connected at the same time.

Field Summary

Fields
Modifier and Type	Field	Description
`private java.util.HashMap<java.lang.Integer,ClientHandlerThread>`	`clientThreads`	A mapping from client ID to the thread handling the client.
`static int`	`DEFAULT_SERVER_PORT`	The default server port is 12200, since we use NanoDB in CS122!
`private static org.apache.logging.log4j.Logger`	`logger`	A logging object for reporting anything interesting that happens.
`private NanoDBServer`	`server`	The actual NanoDB server that handles incoming requests from various clients.
`private int`	`serverPort`	The actual server port being used.

Constructor Summary

Constructors
Constructor Description

SharedServer()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type Method Description

static void main(java.lang.String[] args)

void shutdown()

void startup()
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - logger
```
private static org.apache.logging.log4j.Logger logger
```
    A logging object for reporting anything interesting that happens.
  - DEFAULT_SERVER_PORT
```
public static final int DEFAULT_SERVER_PORT
```
    The default server port is 12200, since we use NanoDB in CS122!
    
    See Also:
    
    Constant Field Values
  - serverPort
```
private int serverPort
```
    The actual server port being used.
  - server
```
private NanoDBServer server
```
    The actual NanoDB server that handles incoming requests from various clients.
  - clientThreads
```
private final java.util.HashMap<java.lang.Integer,ClientHandlerThread> clientThreads
```
    A mapping from client ID to the thread handling the client. This is declared final since we synchronize on it.
- Constructor Detail
  - SharedServer
```
public SharedServer()
```
- Method Detail
  - startup
```
public void startup()
             throws java.io.IOException
```
    Throws:
    
    java.io.IOException
  - shutdown
```
public void shutdown()
```
  - main
```
public static void main(java.lang.String[] args)
```