Module gov.nist.secauto.metaschema.core

Package gov.nist.secauto.metaschema.core.util

Class AutoCloser<T,E extends Exception>

java.lang.Object

gov.nist.secauto.metaschema.core.util.AutoCloser<T,E>

Type Parameters:

T - the resource type

E - the exception type that may be thrown if an error occurs when closing the resource

All Implemented Interfaces:

AutoCloseable

public class AutoCloser<T,E extends Exception>
extends Object
implements AutoCloseable

Wraps a resource to make it AutoCloseable.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	AutoCloser.Closer<T,E extends Exception>

Constructor Summary

Constructors

Constructor	Description
AutoCloser(T resource, AutoCloser.Closer<T,E> lambda)	Adapt the provided resource to be AutoCloseable, using a provided closer lambda.

Method Summary

Modifier and Type	Method	Description
static <T,E extends Exception> AutoCloser<T,E>	autoClose(T resource, AutoCloser.Closer<T,E> lambda)	Adapt the the provided resource to be AutoCloseable, using a provided closer lambda.
void	close()
T	getResource()	Get the wrapped resource.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AutoCloser

public AutoCloser(@NonNull
                  T resource,
                  @NonNull
                  AutoCloser.Closer<T,E> lambda)

Adapt the provided resource to be AutoCloseable, using a provided closer lambda.

Parameters:

resource - the object to adapt

lambda - the lambda to use as a callback on close

Method Detail

autoClose

@NonNull
public static <T,E extends Exception> AutoCloser<T,E> autoClose(@NonNull
                                                                            T resource,
                                                                            @NonNull
                                                                            AutoCloser.Closer<T,E> lambda)

Adapt the the provided resource to be AutoCloseable, using a provided closer lambda.

Type Parameters:

T - the resource's type

E - the exception type that can be thrown when closing

Parameters:

resource - the object to adapt

lambda - the lambda to use as a callback on close

Returns:

the resource wrapped in an AutoCloseable

getResource

@NonNull
public T getResource()

Get the wrapped resource.

Returns:

the resource object

close

public void close()
           throws E extends Exception

Specified by:

close in interface AutoCloseable

Throws:

E extends Exception