Move "asStream()", a method that converts an {@link Iterator} to a...

Move "asStream()", a method that converts an {@link Iterator} to a (sequential) {@link Stream}, to LambdaUtils
refs 2950

org.fortiss.tooling.common/trunk/src/org/fortiss/tooling/common/util/LambdaUtils.java

@@ -17,7 +17,10 @@ $Id$
 +--------------------------------------------------------------------------*/
 package org.fortiss.tooling.common.util;
 
+import static java.util.stream.StreamSupport.stream;
+
 import java.util.Collection;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Optional;
 import java.util.Set;
@@ -33,7 +36,7 @@ import java.util.stream.Stream;
  * @author diewald
  * @author $Author$
  * @version $Rev$
- * @ConQAT.Rating GREEN Hash: 398AEE2F6FA7CB30D9B23BC49734AC46
+ * @ConQAT.Rating YELLOW Hash: A2B03C6E9EAA4377F36137398B6D9DDE
  */
 public class LambdaUtils {
 
@@ -215,4 +218,17 @@ public class LambdaUtils {
 			Collection<T> inColl, Function<T, R> mapper, Supplier<U> sup) {
 		return inColl.parallelStream().flatMap(mapper).collect(Collectors.toCollection(sup));
 	}
+
+	/** Converts an {@link Iterator} to a (sequential) {@link Stream}. */
+	public static <T> Stream<T> asStream(Iterator<T> iterator) {
+		Iterable<T> iterable = new Iterable<T>() {
+			/** {@inheritDoc} */
+			@Override
+			public Iterator<T> iterator() {
+				return iterator;
+			}
+		};
+
+		return stream(iterable.spliterator(), false);
+	}
 }