org.neo4j.io

Class IOUtils

java.lang.Object

org.neo4j.io.IOUtils

public final class IOUtils
extends Object

IO helper methods.

Method Summary

Modifier and Type	Method and Description
static <T extends AutoCloseable,E extends Throwable> void	closeAll(Class<E> throwableClass, T... closeables) Close all given closeables and if something goes wrong throw exception of the given type.
static <T extends AutoCloseable> void	closeAll(Collection<T> closeables) Closes given collection of closeables.
static <T extends AutoCloseable> void	closeAll(T... closeables) Closes given array of closeables.
static <T extends AutoCloseable> void	closeAllSilently(Collection<T> closeables) Closes given collection of closeables ignoring all exceptions.
static <T extends AutoCloseable> void	closeAllSilently(T... closeables) Closes given array of closeables ignoring all exceptions.

Methods inherited from class java.lang.Object

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

Method Detail

closeAll

public static <T extends AutoCloseable> void closeAll(Collection<T> closeables)
                                               throws IOException

Closes given collection of closeables.

Type Parameters:

T - the type of closeable

Parameters:

closeables - the closeables to close

Throws:

IOException

See Also:

closeAll(AutoCloseable[])

closeAllSilently

public static <T extends AutoCloseable> void closeAllSilently(Collection<T> closeables)

Closes given collection of closeables ignoring all exceptions.

Type Parameters:

T - the type of closeable

Parameters:

closeables - the closeables to close

See Also:

closeAll(AutoCloseable[])

closeAll

@SafeVarargs
public static <T extends AutoCloseable> void closeAll(T... closeables)
                                                            throws IOException

Closes given array of closeables. If any AutoCloseable.close() call throws IOException than it will be rethrown to the caller after calling AutoCloseable.close() on other given resources. If more than one AutoCloseable.close() throw than resulting exception will have suppressed exceptions. See Throwable.addSuppressed(Throwable)

Type Parameters:

T - the type of closeable

Parameters:

closeables - the closeables to close

Throws:

IOException

closeAllSilently

@SafeVarargs
public static <T extends AutoCloseable> void closeAllSilently(T... closeables)

Closes given array of closeables ignoring all exceptions.

Type Parameters:

T - the type of closeable

Parameters:

closeables - the closeables to close

closeAll

@SafeVarargs
public static <T extends AutoCloseable,E extends Throwable> void closeAll(Class<E> throwableClass,
                                                                                       T... closeables)
                                                                                throws E extends Throwable

Close all given closeables and if something goes wrong throw exception of the given type. Exception class should have a public constructor that accepts String and Throwable like RuntimeException.RuntimeException(String, Throwable)

Type Parameters:

T - the type of closeable

E - the type of exception

Parameters:

throwableClass - exception type to throw in case of failure

closeables - the closeables to close

Throws:

E - when any AutoCloseable.close() throws exception

E extends Throwable