FileSystemJsonDataStore

java.lang.Object
- wappsto.iot.filesystem.FileSystemJsonDataStore

All Implemented Interfaces:

DataStore
```
public class FileSystemJsonDataStore
extends java.lang.Object
implements DataStore
```
Stores and loads network instances with certs and schemas on the file system

Constructor Summary

Constructors
Constructor	Description
`FileSystemJsonDataStore()`	Instantiates the data store with the default path
`FileSystemJsonDataStore(java.lang.String path)`	Instantiates the data store with a given path

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`delete(java.lang.String identifier)`
`java.lang.Object`	`load(java.lang.String identifier, java.lang.Class<?> T)`	Loads an object from a JSON file on the file system
`void`	`save(java.lang.String identifier, java.lang.Object data)`	Saves an instance in data store.

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - FileSystemJsonDataStore
```
public FileSystemJsonDataStore()
```
    Instantiates the data store with the default path
  - FileSystemJsonDataStore
```
public FileSystemJsonDataStore(java.lang.String path)
```
    Instantiates the data store with a given path
    
    Parameters:
    
    path - relative path
- Method Detail
  - save
```
public void save(java.lang.String identifier,
                 java.lang.Object data)
```
    Saves an instance in data store.
    
    Specified by:
    
    save in interface DataStore
    
    Parameters:
    
    identifier - filename
    
    data - saved data
  - load
```
public java.lang.Object load(java.lang.String identifier,
                             java.lang.Class<?> T)
                      throws java.lang.Exception
```
    Loads an object from a JSON file on the file system
    
    Specified by:
    
    load in interface DataStore
    
    Parameters:
    
    identifier - filename
    
    T - Object type to deserialize the json into
    
    Returns:
    
    the loaded object
    
    Throws:
    
    java.lang.Exception
  - delete
```
public void delete(java.lang.String identifier)
```