SpringApplicationLauncher (Spring Boot API)

java.lang.Object
- org.springframework.boot.cli.app.SpringApplicationLauncher

```
public class SpringApplicationLauncher
extends Object
```
A launcher for SpringApplication or a SpringApplication subclass. The class that is used can be configured using the System property spring.application.class.name or the SPRING_APPLICATION_CLASS_NAME environment variable. Uses reflection to allow the launching code to exist in a separate ClassLoader from the application code.
Since:
1.2.0
See Also:
System.getProperty(String), System.getenv(String)

Constructor Summary
Constructors
Constructor Description
SpringApplicationLauncher(ClassLoader classLoader)
Creates a new launcher that will use the given classLoader to load the configured SpringApplication class.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected String`	`getEnvironmentVariable(String name)`
`Object`	`launch(Class<?>[] sources, String[] args)`	Launches the application created using the given `sources`.

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

- Constructor Detail
  - SpringApplicationLauncher
```
public SpringApplicationLauncher(ClassLoader classLoader)
```
    Creates a new launcher that will use the given classLoader to load the configured SpringApplication class.
    Parameters:
    classLoader - the ClassLoader to use
- Method Detail
  - launch
```
public Object launch(Class<?>[] sources,
                     String[] args)
              throws Exception
```
    Launches the application created using the given sources. The application is launched with the given args.
    Parameters:
    sources - the sources for the application
    args - the args for the application
    Returns:
    the application's ApplicationContext
    Throws:
    Exception - if the launch fails
  - getEnvironmentVariable
```
protected String getEnvironmentVariable(String name)
```