This is an automated email from the ASF dual-hosted git repository.
pascalschumacher pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-lang.git
commit c5eadb1c6d5245526bf895f22957cadec3dfc3b6
Author: Allon Mureinik <murei...@gmail.com>
AuthorDate: Fri Feb 8 19:30:35 2019 +0200
Functions.java whitspaces
Replace tabs with four spaces, as per the project's Checkstyle rules.
---
.../java/org/apache/commons/lang3/Functions.java | 616 ++++++++++-----------
1 file changed, 308 insertions(+), 308 deletions(-)
diff --git a/src/main/java/org/apache/commons/lang3/Functions.java
b/src/main/java/org/apache/commons/lang3/Functions.java
index fac1f3a..903a527 100644
--- a/src/main/java/org/apache/commons/lang3/Functions.java
+++ b/src/main/java/org/apache/commons/lang3/Functions.java
@@ -46,323 +46,323 @@ import java.lang.reflect.UndeclaredThrowableException;
* Lambda expressions is met better than the second version.
*/
public class Functions {
- @FunctionalInterface
- public interface FailableRunnable<T extends Throwable> {
- /**
- * Runs the function.
- * @throws T if the function fails
- */
- void run() throws T;
- }
- @FunctionalInterface
- public interface FailableCallable<O, T extends Throwable> {
- /**
- * Calls the callable.
- * @return The value returned from the callable
- * @throws T if the callable fails
- */
- O call() throws T;
- }
- @FunctionalInterface
- public interface FailableConsumer<O, T extends Throwable> {
- /**
- * Accepts the consumer.
- * @param pObject the parameter for the consumable to accept
- * @throws T if the consumer fails
- */
- void accept(O pObject) throws T;
- }
- @FunctionalInterface
- public interface FailableBiConsumer<O1, O2, T extends Throwable> {
- /**
- * Accepts the consumer.
- * @param pObject1 the first parameter for the consumable to
accept
- * @param pObject2 the second parameter for the consumable to
accept
- * @throws T if the consumer fails
- */
- void accept(O1 pObject1, O2 pObject2) throws T;
- }
- @FunctionalInterface
- public interface FailableFunction<I, O, T extends Throwable> {
- /**
- * Apply the function.
- * @param pInput the input for the function
- * @return the result of the function
- * @throws T if the function fails
- */
- O apply(I pInput) throws T;
- }
- @FunctionalInterface
- public interface FailableBiFunction<I1, I2, O, T extends Throwable> {
- /**
- * Apply the function.
- * @param pInput1 the first input for the function
- * @param pInput2 the second input for the function
- * @return the result of the function
- * @throws T if the function fails
- */
- O apply(I1 pInput1, I2 pInput2) throws T;
- }
- @FunctionalInterface
- public interface FailablePredicate<O, T extends Throwable> {
- /**
- * Test the predicate.
- * @param pObject the object to test the predicate on
- * @return the predicate's evaluation
- * @throws T if the predicate fails
- */
- boolean test(O pObject) throws T;
- }
- @FunctionalInterface
- public interface FailableBiPredicate<O1, O2, T extends Throwable> {
- /**
- * Test the predicate.
- * @param pObject1 the first object to test the predicate on
- * @param pObject2 the second object to test the predicate on
- * @return the predicate's evaluation
- * @throws T if the predicate fails
- */
- boolean test(O1 pObject1, O2 pObject2) throws T;
- }
+ @FunctionalInterface
+ public interface FailableRunnable<T extends Throwable> {
+ /**
+ * Runs the function.
+ * @throws T if the function fails
+ */
+ void run() throws T;
+ }
+ @FunctionalInterface
+ public interface FailableCallable<O, T extends Throwable> {
+ /**
+ * Calls the callable.
+ * @return The value returned from the callable
+ * @throws T if the callable fails
+ */
+ O call() throws T;
+ }
+ @FunctionalInterface
+ public interface FailableConsumer<O, T extends Throwable> {
+ /**
+ * Accepts the consumer.
+ * @param pObject the parameter for the consumable to accept
+ * @throws T if the consumer fails
+ */
+ void accept(O pObject) throws T;
+ }
+ @FunctionalInterface
+ public interface FailableBiConsumer<O1, O2, T extends Throwable> {
+ /**
+ * Accepts the consumer.
+ * @param pObject1 the first parameter for the consumable to accept
+ * @param pObject2 the second parameter for the consumable to accept
+ * @throws T if the consumer fails
+ */
+ void accept(O1 pObject1, O2 pObject2) throws T;
+ }
+ @FunctionalInterface
+ public interface FailableFunction<I, O, T extends Throwable> {
+ /**
+ * Apply the function.
+ * @param pInput the input for the function
+ * @return the result of the function
+ * @throws T if the function fails
+ */
+ O apply(I pInput) throws T;
+ }
+ @FunctionalInterface
+ public interface FailableBiFunction<I1, I2, O, T extends Throwable> {
+ /**
+ * Apply the function.
+ * @param pInput1 the first input for the function
+ * @param pInput2 the second input for the function
+ * @return the result of the function
+ * @throws T if the function fails
+ */
+ O apply(I1 pInput1, I2 pInput2) throws T;
+ }
+ @FunctionalInterface
+ public interface FailablePredicate<O, T extends Throwable> {
+ /**
+ * Test the predicate.
+ * @param pObject the object to test the predicate on
+ * @return the predicate's evaluation
+ * @throws T if the predicate fails
+ */
+ boolean test(O pObject) throws T;
+ }
+ @FunctionalInterface
+ public interface FailableBiPredicate<O1, O2, T extends Throwable> {
+ /**
+ * Test the predicate.
+ * @param pObject1 the first object to test the predicate on
+ * @param pObject2 the second object to test the predicate on
+ * @return the predicate's evaluation
+ * @throws T if the predicate fails
+ */
+ boolean test(O1 pObject1, O2 pObject2) throws T;
+ }
- /**
- * Runs a runnable and rethrows any exception as a {@link
RuntimeException}.
- * @param pRunnable The runnable to run
- * @param <T> the type of checked exception the runnable may throw
- */
- public static <T extends Throwable> void run(FailableRunnable<T>
pRunnable) {
- try {
- pRunnable.run();
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Runs a runnable and rethrows any exception as a {@link
RuntimeException}.
+ * @param pRunnable The runnable to run
+ * @param <T> the type of checked exception the runnable may throw
+ */
+ public static <T extends Throwable> void run(FailableRunnable<T>
pRunnable) {
+ try {
+ pRunnable.run();
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Calls a callable and rethrows any exception as a {@link
RuntimeException}.
- * @param pCallable the callable to call
- * @param <O> the return type of the callable
- * @param <T> the type of checked exception the callable may throw
- * @return the value returned from the callable
- */
- public static <O, T extends Throwable> O call(FailableCallable<O, T>
pCallable) {
- try {
- return pCallable.call();
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Calls a callable and rethrows any exception as a {@link
RuntimeException}.
+ * @param pCallable the callable to call
+ * @param <O> the return type of the callable
+ * @param <T> the type of checked exception the callable may throw
+ * @return the value returned from the callable
+ */
+ public static <O, T extends Throwable> O call(FailableCallable<O, T>
pCallable) {
+ try {
+ return pCallable.call();
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Consumes a consumer and rethrows any exception as a {@link
RuntimeException}.
- * @param pConsumer the consumer to consume
- * @param pObject the object to consume by <code>pConsumer</code>
- * @param <O> the type the consumer accepts
- * @param <T> the type of checked exception the consumer may throw
- */
- public static <O, T extends Throwable> void accept(FailableConsumer<O,
T> pConsumer, O pObject) {
- try {
- pConsumer.accept(pObject);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Consumes a consumer and rethrows any exception as a {@link
RuntimeException}.
+ * @param pConsumer the consumer to consume
+ * @param pObject the object to consume by <code>pConsumer</code>
+ * @param <O> the type the consumer accepts
+ * @param <T> the type of checked exception the consumer may throw
+ */
+ public static <O, T extends Throwable> void accept(FailableConsumer<O, T>
pConsumer, O pObject) {
+ try {
+ pConsumer.accept(pObject);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Consumes a consumer and rethrows any exception as a {@link
RuntimeException}.
- * @param pConsumer the consumer to consume
- * @param pObject1 the first object to consume by <code>pConsumer</code>
- * @param pObject2 the second object to consume by
<code>pConsumer</code>
- * @param <O1> the type of the first argument the consumer accepts
- * @param <O2> the type of the second argument the consumer accepts
- * @param <T> the type of checked exception the consumer may throw
- */
- public static <O1, O2, T extends Throwable> void
accept(FailableBiConsumer<O1, O2, T> pConsumer, O1 pObject1, O2 pObject2) {
- try {
- pConsumer.accept(pObject1, pObject2);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Consumes a consumer and rethrows any exception as a {@link
RuntimeException}.
+ * @param pConsumer the consumer to consume
+ * @param pObject1 the first object to consume by <code>pConsumer</code>
+ * @param pObject2 the second object to consume by <code>pConsumer</code>
+ * @param <O1> the type of the first argument the consumer accepts
+ * @param <O2> the type of the second argument the consumer accepts
+ * @param <T> the type of checked exception the consumer may throw
+ */
+ public static <O1, O2, T extends Throwable> void
accept(FailableBiConsumer<O1, O2, T> pConsumer, O1 pObject1, O2 pObject2) {
+ try {
+ pConsumer.accept(pObject1, pObject2);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Applies a function and rethrows any exception as a {@link
RuntimeException}.
- * @param pFunction the function to apply
- * @param pInput the input to apply <code>pFunction</code> on
- * @param <I> the type of the argument the function accepts
- * @param <O> the return type of the function
- * @param <T> the type of checked exception the function may throw
- * @return the value returned from the function
- */
- public static <I, O, T extends Throwable> O apply(FailableFunction<I,
O, T> pFunction, I pInput) {
- try {
- return pFunction.apply(pInput);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Applies a function and rethrows any exception as a {@link
RuntimeException}.
+ * @param pFunction the function to apply
+ * @param pInput the input to apply <code>pFunction</code> on
+ * @param <I> the type of the argument the function accepts
+ * @param <O> the return type of the function
+ * @param <T> the type of checked exception the function may throw
+ * @return the value returned from the function
+ */
+ public static <I, O, T extends Throwable> O apply(FailableFunction<I, O,
T> pFunction, I pInput) {
+ try {
+ return pFunction.apply(pInput);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Applies a function and rethrows any exception as a {@link
RuntimeException}.
- * @param pFunction the function to apply
- * @param pInput1 the first input to apply <code>pFunction</code> on
- * @param pInput2 the second input to apply <code>pFunction</code> on
- * @param <I1> the type of the first argument the function accepts
- * @param <I2> the type of the second argument the function accepts
- * @param <O> the return type of the function
- * @param <T> the type of checked exception the function may throw
- * @return the value returned from the function
- */
- public static <I1, I2, O, T extends Throwable> O
apply(FailableBiFunction<I1, I2, O, T> pFunction, I1 pInput1, I2 pInput2) {
- try {
- return pFunction.apply(pInput1, pInput2);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Applies a function and rethrows any exception as a {@link
RuntimeException}.
+ * @param pFunction the function to apply
+ * @param pInput1 the first input to apply <code>pFunction</code> on
+ * @param pInput2 the second input to apply <code>pFunction</code> on
+ * @param <I1> the type of the first argument the function accepts
+ * @param <I2> the type of the second argument the function accepts
+ * @param <O> the return type of the function
+ * @param <T> the type of checked exception the function may throw
+ * @return the value returned from the function
+ */
+ public static <I1, I2, O, T extends Throwable> O
apply(FailableBiFunction<I1, I2, O, T> pFunction, I1 pInput1, I2 pInput2) {
+ try {
+ return pFunction.apply(pInput1, pInput2);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Tests a predicate and rethrows any exception as a {@link
RuntimeException}.
- * @param pPredicate the predicate to test
- * @param pObject the input to test by <code>pPredicate</code>
- * @param <O> the type of argument the predicate tests
- * @param <T> the type of checked exception the predicate may throw
- * @return the boolean value returned by the predicate
- */
- public static <O, T extends Throwable> boolean
test(FailablePredicate<O, T> pPredicate, O pObject) {
- try {
- return pPredicate.test(pObject);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Tests a predicate and rethrows any exception as a {@link
RuntimeException}.
+ * @param pPredicate the predicate to test
+ * @param pObject the input to test by <code>pPredicate</code>
+ * @param <O> the type of argument the predicate tests
+ * @param <T> the type of checked exception the predicate may throw
+ * @return the boolean value returned by the predicate
+ */
+ public static <O, T extends Throwable> boolean test(FailablePredicate<O,
T> pPredicate, O pObject) {
+ try {
+ return pPredicate.test(pObject);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * Tests a predicate and rethrows any exception as a {@link
RuntimeException}.
- * @param pPredicate the predicate to test
- * @param pObject1 the first input to test by <code>pPredicate</code>
- * @param pObject2 the second input to test by <code>pPredicate</code>
- * @param <O1> the type of the first argument the predicate tests
- * @param <O2> the type of the second argument the predicate tests
- * @param <T> the type of checked exception the predicate may throw
- * @return the boolean value returned by the predicate
- */
- public static <O1, O2, T extends Throwable> boolean
test(FailableBiPredicate<O1, O2, T> pPredicate, O1 pObject1, O2 pObject2) {
- try {
- return pPredicate.test(pObject1, pObject2);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
+ /**
+ * Tests a predicate and rethrows any exception as a {@link
RuntimeException}.
+ * @param pPredicate the predicate to test
+ * @param pObject1 the first input to test by <code>pPredicate</code>
+ * @param pObject2 the second input to test by <code>pPredicate</code>
+ * @param <O1> the type of the first argument the predicate tests
+ * @param <O2> the type of the second argument the predicate tests
+ * @param <T> the type of checked exception the predicate may throw
+ * @return the boolean value returned by the predicate
+ */
+ public static <O1, O2, T extends Throwable> boolean
test(FailableBiPredicate<O1, O2, T> pPredicate, O1 pObject1, O2 pObject2) {
+ try {
+ return pPredicate.test(pObject1, pObject2);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
- /**
- * A simple try-with-resources implementation, that can be used, if your
- * objects do not implement the {@link AutoCloseable} interface. The
method
- * executes the {@code pAction}. The method guarantees, that
<em>all</em>
- * the {@code pResources} are being executed, in the given order,
afterwards,
- * and regardless of success, or failure. If either the original
action, or
- * any of the resource action fails, then the <em>first</em> failure
(aka
- * {@link Throwable} is rethrown. Example use:
- * <pre>
- * final FileInputStream fis = new FileInputStream("my.file");
- * Functions.tryWithResources(useInputStream(fis), null, () ->
fis.close());
- * </pre>
- * @param pAction The action to execute. This object <em>will</em>
always
- * be invoked.
- * @param pErrorHandler An optional error handler, which will be
invoked finally,
- * if any error occurred. The error handler will receive the first
- * error, aka {@link Throwable}.
- * @param pResources The resource actions to execute. <em>All</em>
resource
- * actions will be invoked, in the given order. A resource action is
an
- * instance of {@link FailableRunnable}, which will be executed.
- * @see #tryWithResources(FailableRunnable, FailableRunnable...)
- */
- @SafeVarargs
- public static void tryWithResources(FailableRunnable<? extends
Throwable> pAction,
-
FailableConsumer<Throwable, ? extends Throwable> pErrorHandler,
-
FailableRunnable<? extends Throwable>... pResources) {
- final FailableConsumer<Throwable, ? extends Throwable>
errorHandler;
- if (pErrorHandler == null) {
- errorHandler = (t) -> rethrow(t);
- } else {
- errorHandler = pErrorHandler;
- }
- if (pResources != null) {
- for (FailableRunnable<? extends Throwable> runnable :
pResources) {
- if (runnable == null) {
- throw new NullPointerException("A
resource action must not be null.");
- }
- }
- }
- Throwable th = null;
- try {
- pAction.run();
- } catch (Throwable t) {
- th = t;
- }
- if (pResources != null) {
- for (FailableRunnable<? extends Object> runnable :
pResources) {
- try {
- runnable.run();
- } catch (Throwable t) {
- if (th == null) {
- th = t;
- }
- }
- }
- }
- if (th != null) {
- try {
- errorHandler.accept(th);
- } catch (Throwable t) {
- throw rethrow(t);
- }
- }
- }
+ /**
+ * A simple try-with-resources implementation, that can be used, if your
+ * objects do not implement the {@link AutoCloseable} interface. The method
+ * executes the {@code pAction}. The method guarantees, that <em>all</em>
+ * the {@code pResources} are being executed, in the given order,
afterwards,
+ * and regardless of success, or failure. If either the original action, or
+ * any of the resource action fails, then the <em>first</em> failure (aka
+ * {@link Throwable} is rethrown. Example use:
+ * <pre>
+ * final FileInputStream fis = new FileInputStream("my.file");
+ * Functions.tryWithResources(useInputStream(fis), null, () ->
fis.close());
+ * </pre>
+ * @param pAction The action to execute. This object <em>will</em> always
+ * be invoked.
+ * @param pErrorHandler An optional error handler, which will be invoked
finally,
+ * if any error occurred. The error handler will receive the first
+ * error, aka {@link Throwable}.
+ * @param pResources The resource actions to execute. <em>All</em> resource
+ * actions will be invoked, in the given order. A resource action is an
+ * instance of {@link FailableRunnable}, which will be executed.
+ * @see #tryWithResources(FailableRunnable, FailableRunnable...)
+ */
+ @SafeVarargs
+ public static void tryWithResources(FailableRunnable<? extends Throwable>
pAction,
+ FailableConsumer<Throwable, ?
extends Throwable> pErrorHandler,
+ FailableRunnable<? extends
Throwable>... pResources) {
+ final FailableConsumer<Throwable, ? extends Throwable> errorHandler;
+ if (pErrorHandler == null) {
+ errorHandler = (t) -> rethrow(t);
+ } else {
+ errorHandler = pErrorHandler;
+ }
+ if (pResources != null) {
+ for (FailableRunnable<? extends Throwable> runnable : pResources) {
+ if (runnable == null) {
+ throw new NullPointerException("A resource action must not
be null.");
+ }
+ }
+ }
+ Throwable th = null;
+ try {
+ pAction.run();
+ } catch (Throwable t) {
+ th = t;
+ }
+ if (pResources != null) {
+ for (FailableRunnable<? extends Object> runnable : pResources) {
+ try {
+ runnable.run();
+ } catch (Throwable t) {
+ if (th == null) {
+ th = t;
+ }
+ }
+ }
+ }
+ if (th != null) {
+ try {
+ errorHandler.accept(th);
+ } catch (Throwable t) {
+ throw rethrow(t);
+ }
+ }
+ }
- /**
- * A simple try-with-resources implementation, that can be used, if your
- * objects do not implement the {@link AutoCloseable} interface. The
method
- * executes the {@code pAction}. The method guarantees, that
<em>all</em>
- * the {@code pResources} are being executed, in the given order,
afterwards,
- * and regardless of success, or failure. If either the original
action, or
- * any of the resource action fails, then the <em>first</em> failure
(aka
- * {@link Throwable} is rethrown. Example use:
- * <pre>
- * final FileInputStream fis = new FileInputStream("my.file");
- * Functions.tryWithResources(useInputStream(fis), () -> fis.close());
- * </pre>
- * @param pAction The action to execute. This object <em>will</em>
always
- * be invoked.
- * @param pResources The resource actions to execute. <em>All</em>
resource
- * actions will be invoked, in the given order. A resource action is
an
- * instance of {@link FailableRunnable}, which will be executed.
- * @see #tryWithResources(FailableRunnable, FailableConsumer,
FailableRunnable...)
- */
- @SafeVarargs
- public static void tryWithResources(FailableRunnable<? extends
Throwable> pAction,
-
FailableRunnable<? extends Throwable>... pResources) {
- tryWithResources(pAction, null, pResources);
- }
+ /**
+ * A simple try-with-resources implementation, that can be used, if your
+ * objects do not implement the {@link AutoCloseable} interface. The method
+ * executes the {@code pAction}. The method guarantees, that <em>all</em>
+ * the {@code pResources} are being executed, in the given order,
afterwards,
+ * and regardless of success, or failure. If either the original action, or
+ * any of the resource action fails, then the <em>first</em> failure (aka
+ * {@link Throwable} is rethrown. Example use:
+ * <pre>
+ * final FileInputStream fis = new FileInputStream("my.file");
+ * Functions.tryWithResources(useInputStream(fis), () -> fis.close());
+ * </pre>
+ * @param pAction The action to execute. This object <em>will</em> always
+ * be invoked.
+ * @param pResources The resource actions to execute. <em>All</em> resource
+ * actions will be invoked, in the given order. A resource action is an
+ * instance of {@link FailableRunnable}, which will be executed.
+ * @see #tryWithResources(FailableRunnable, FailableConsumer,
FailableRunnable...)
+ */
+ @SafeVarargs
+ public static void tryWithResources(FailableRunnable<? extends Throwable>
pAction,
+ FailableRunnable<? extends
Throwable>... pResources) {
+ tryWithResources(pAction, null, pResources);
+ }
- /**
- * Rethrow a {@link Throwable} as an unchecked exception.
- * @param pThrowable The throwable to rethrow
- * @return Never returns anything, this method never terminates normally
- */
- public static RuntimeException rethrow(Throwable pThrowable) {
- if (pThrowable == null) {
- throw new NullPointerException("The Throwable must not
be null.");
- } else {
- if (pThrowable instanceof RuntimeException) {
- throw (RuntimeException) pThrowable;
- } else if (pThrowable instanceof Error) {
- throw (Error) pThrowable;
- } else if (pThrowable instanceof IOException) {
- throw new UncheckedIOException((IOException)
pThrowable);
- } else {
- throw new
UndeclaredThrowableException(pThrowable);
- }
- }
- }
+ /**
+ * Rethrow a {@link Throwable} as an unchecked exception.
+ * @param pThrowable The throwable to rethrow
+ * @return Never returns anything, this method never terminates normally
+ */
+ public static RuntimeException rethrow(Throwable pThrowable) {
+ if (pThrowable == null) {
+ throw new NullPointerException("The Throwable must not be null.");
+ } else {
+ if (pThrowable instanceof RuntimeException) {
+ throw (RuntimeException) pThrowable;
+ } else if (pThrowable instanceof Error) {
+ throw (Error) pThrowable;
+ } else if (pThrowable instanceof IOException) {
+ throw new UncheckedIOException((IOException) pThrowable);
+ } else {
+ throw new UndeclaredThrowableException(pThrowable);
+ }
+ }
+ }
}
