PluginManager (SmartExecutor 3.2.1-SNAPSHOT API)

java.lang.Object
- org.gcube.vremanagement.executor.pluginmanager.PluginManager

```
public class PluginManager
extends Object
```
This is a singleton class which discover on classpath the available plugins and map the plugin name to its implementation class. The plugin implementation class can be retrieved using its name.

Author:

Luca Frosini (ISTI - CNR)

Constructor Summary

Constructors
Modifier Constructor Description

protected PluginManager()
Used by getInstance() function check the available plugin on classpath and add them on availablePlugins

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Map<String,Class<? extends org.gcube.vremanagement.executor.plugin.Plugin>>`	`getAvailablePlugins()`
`static PluginManager`	`getInstance()`	Get the singleton instance of `PluginManager()`.
`org.gcube.vremanagement.executor.plugin.Plugin`	`getPlugin(String pluginName)`
`UUID`	`getPluginUUID(String pluginName)`

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

- Constructor Detail
  - PluginManager
```
protected PluginManager()
```
    Used by getInstance() function check the available plugin on classpath and add them on availablePlugins
- Method Detail
  - getInstance
```
public static PluginManager getInstance()
```
    Get the singleton instance of PluginManager(). The first time this function is invoked the instance is null so it is created. Otherwise the already created instance is returned
    
    Returns:
    
    singleton instance of PluginManager()
  - getPlugin
```
public org.gcube.vremanagement.executor.plugin.Plugin getPlugin(String pluginName)
                                                         throws org.gcube.vremanagement.executor.exception.PluginNotFoundException,
                                                                org.gcube.vremanagement.executor.exception.ExecutorException
```
    Parameters:
    
    pluginName - The name of the plugin
    
    Returns:
    
    The plugin declaration if available, null otherwise
    
    Throws:
    
    org.gcube.vremanagement.executor.exception.PluginNotFoundException
    
    org.gcube.vremanagement.executor.exception.ExecutorException
  - getPluginUUID
```
public UUID getPluginUUID(String pluginName)
```
  - getAvailablePlugins
```
public Map<String,Class<? extends org.gcube.vremanagement.executor.plugin.Plugin>> getAvailablePlugins()
```
    Returns:
    
    the availablePlugins