hu.akarnokd.reactive4java.util

Class Closeables

java.lang.Object

hu.akarnokd.reactive4java.util.Closeables

public final class Closeables
extends java.lang.Object

Utility methods for various closeable objects.

Since:

0.95

Method Summary

Modifier and Type	Method and Description
static void	close(java.io.Closeable... closeables) Closes the given array of closeables and returns a MultiIOException of the thrown exceptions.
static void	close(java.io.Closeable c, boolean silently) Closes the given closeable silently or wrapped as RuntimeException depending on the parameter.
static void	close(java.lang.Iterable<? extends java.io.Closeable> closeables) Closes the given sequence of closeables and returns a MultiIOException of the thrown exceptions.
static void	close(java.lang.Object o) If the target object implements Closeable, this method calls it, otherwise its a no-op.
static void	close(java.lang.Object c, boolean silently) Closes the given potentially closeable instance silently or wrapped as RuntimeException depending on the parameter.
static void	closeSilently(java.io.Closeable c) Invoke the close() method on the closeable instance and throw away any IOException it might raise.
static void	closeSilently(java.lang.Object o) Closes the given object if it implements the Closeable interface.
static void	closeUnchecked(java.io.Closeable c) Closes the given closeable instance and wraps the IOException into a RuntimeException.
static void	closeUnchecked(java.lang.Object c) Closes the given object if it implements the Closeable interface and wraps the IOException into a RuntimeException.
static java.io.Closeable	emptyCloseable() Returns an empty closeable object which does nothing.
static java.io.Closeable	newCloseable(java.io.Closeable c0, java.io.Closeable c1, java.io.Closeable... closeables) Wraps two or more closeables into one closeable.
static java.io.Closeable	newCloseable(java.lang.Iterable<? extends java.io.Closeable> closeables) Creates a composite closeable from the array of closeables.
static java.io.Closeable	toCloseable(Action0 action) Wraps the given action into a Closeable.
static java.io.Closeable	toCloseable(Action0E<? extends java.io.IOException> action) Wraps the given action into a Closeable.

Methods inherited from class java.lang.Object

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

Method Detail

emptyCloseable

@Nonnull
public static java.io.Closeable emptyCloseable()

Returns an empty closeable object which does nothing.

Returns:

an empty, no-op closeable instance.

newCloseable

@Nonnull
public static java.io.Closeable newCloseable(@Nonnull
                                                       java.io.Closeable c0,
                                                       @Nonnull
                                                       java.io.Closeable c1,
                                                       @Nonnull
                                                       java.io.Closeable... closeables)

Wraps two or more closeables into one closeable. IOExceptions thrown from the closeables are suppressed.

Parameters:

c0 - the first closeable

c1 - the second closeable

closeables - the rest of the closeables

Returns:

the composite closeable

Since:

0.97

closeSilently

public static void closeSilently(java.io.Closeable c)

Invoke the close() method on the closeable instance and throw away any IOException it might raise.

Parameters:

c - the closeable instance, nulls are simply ignored

Since:

0.97

closeUnchecked

public static void closeUnchecked(@Nullable
                                  java.io.Closeable c)

Closes the given closeable instance and wraps the IOException into a RuntimeException.

Parameters:

c - the closeable instance, null means no-op

Since:

0.97

close

public static void close(@Nullable
                         java.io.Closeable c,
                         boolean silently)

Closes the given closeable silently or wrapped as RuntimeException depending on the parameter.

Parameters:

c - the closeable

silently - close silently?

Since:

0.97

close

public static void close(@Nullable
                         java.lang.Object c,
                         boolean silently)

Closes the given potentially closeable instance silently or wrapped as RuntimeException depending on the parameter.

Parameters:

c - the closeable

silently - close silently?

Since:

0.97

closeUnchecked

public static void closeUnchecked(@Nullable
                                  java.lang.Object c)

Closes the given object if it implements the Closeable interface and wraps the IOException into a RuntimeException.

Parameters:

c - the closeable instance, null means no-op

Since:

0.97

newCloseable

@Nonnull
public static java.io.Closeable newCloseable(@Nonnull
                                                       java.lang.Iterable<? extends java.io.Closeable> closeables)

Creates a composite closeable from the array of closeables. IOExceptions thrown from the closeables are suppressed.

Parameters:

closeables - the closeables array

Returns:

the composite closeable

closeSilently

public static void closeSilently(@Nullable
                                 java.lang.Object o)

Closes the given object if it implements the Closeable interface.

Parameters:

o - an object

Since:

0.97

close

public static void close(java.io.Closeable... closeables)
                  throws MultiIOException

Closes the given array of closeables and returns a MultiIOException of the thrown exceptions.

Parameters:

closeables - the array of closeables

Throws:

MultiIOException - if one or more close() calls threw

close

public static void close(java.lang.Iterable<? extends java.io.Closeable> closeables)
                  throws MultiIOException

Closes the given sequence of closeables and returns a MultiIOException of the thrown exceptions.

Parameters:

closeables - the sequence of closeables

Throws:

MultiIOException - if one or more close() calls threw

close

public static void close(java.lang.Object o)
                  throws java.io.IOException

If the target object implements Closeable, this method calls it, otherwise its a no-op.

Parameters:

o - the object to close

Throws:

java.io.IOException - the exception thrown by the close() method

Since:

0.97

toCloseable

@Nonnull
public static java.io.Closeable toCloseable(@Nonnull
                                                      Action0 action)

Wraps the given action into a Closeable.

Parameters:

action - the action to wrap

Returns:

the closeable instance

Since:

0.97

toCloseable

@Nonnull
public static java.io.Closeable toCloseable(@Nonnull
                                                      Action0E<? extends java.io.IOException> action)

Wraps the given action into a Closeable.

Parameters:

action - the action to wrap

Returns:

the closeable instance

Since:

0.97