svn commit: r1682126 - in /commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4: FluentIterable.java IterableUtils.java IteratorUtils.java

[tn...@apache.org]

Author: tn
Date: Wed May 27 21:34:35 2015
New Revision: 1682126

URL: http://svn.apache.org/r1682126
Log:
Add apply method to FluentIterable.

Modified:
    commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/FluentIterable.java
    commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IterableUtils.java
    commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IteratorUtils.java

Modified: commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/FluentIterable.java
URL: http://svn.apache.org/viewvc/commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/FluentIterable.java?rev=1682126&r1=1682125&r2=1682126&view=diff
==============================================================================
--- commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/FluentIterable.java (original)
+++ commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/FluentIterable.java Wed May 27 21:34:35 2015
@@ -345,6 +345,16 @@ public class FluentIterable<E> implement
     }
 
     /**
+     * Applies the closure to all elements contained in this iterable.
+     *
+     * @param closure  the closure to apply to each element, may not be null
+     * @throws NullPointerException if closure is null
+     */
+    public void apply(final Closure<? super E> closure) {
+        IterableUtils.apply(iterable, closure);
+    }
+
+    /**
      * Checks if all elements contained in this iterable are matching the
      * provided predicate.
      * <p>

Modified: commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IterableUtils.java
URL: http://svn.apache.org/viewvc/commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IterableUtils.java?rev=1682126&r1=1682125&r2=1682126&view=diff
==============================================================================
--- commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IterableUtils.java (original)
+++ commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IterableUtils.java Wed May 27 21:34:35 2015
@@ -446,6 +446,18 @@ public class IterableUtils {
     }
 
     /**
+     * Applies the closure to each element of the provided iterable.
+     *
+     * @param <E>  the element type
+     * @param iterable  the iterator to use, may be null
+     * @param closure  the closure to apply to each element, may not be null
+     * @throws NullPointerException if closure is null
+     */
+    public static <E> void apply(final Iterable<E> iterable, final Closure<? super E> closure) {
+        IteratorUtils.apply(emptyIteratorIfNull(iterable), closure);
+    }
+
+    /**
      * Answers true if a predicate is true for every element of an iterable.
      * <p>
      * A <code>null</code> or empty iterable returns true.

Modified: commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IteratorUtils.java
URL: http://svn.apache.org/viewvc/commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IteratorUtils.java?rev=1682126&r1=1682125&r2=1682126&view=diff
==============================================================================
--- commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IteratorUtils.java (original)
+++ commons/proper/collections/trunk/src/main/java/org/apache/commons/collections4/IteratorUtils.java Wed May 27 21:34:35 2015
@@ -1176,6 +1176,28 @@ public class IteratorUtils {
     //-----------------------------------------------------------------------
 
     /**
+     * Applies the closure to each element of the provided iterator.
+     *
+     * @param <E>  the element type
+     * @param iterator  the iterator to use, may be null
+     * @param closure  the closure to apply to each element, may not be null
+     * @throws NullPointerException if closure is null
+     * @since 4.1
+     */
+    public static <E> void apply(final Iterator<E> iterator, final Closure<? super E> closure) {
+        if (closure == null) {
+            throw new NullPointerException("Closure must not be null");
+        }
+
+        if (iterator != null) {
+            while (iterator.hasNext()) {
+                final E element = iterator.next();
+                closure.execute(element);
+            }
+        }
+    }
+
+    /**
      * Answers true if a predicate is true for any element of the iterator.
      * <p>
      * A <code>null</code> or empty iterator returns false.