refs 3203

org.fortiss.tooling.common/trunk/src/org/fortiss/tooling/common/util/.ratings

-LambdaUtils.java 6f78c95e41b99c905396aea1d62ff6a9d211a19f GREEN
+LambdaUtils.java 4bd5016212e8d0b596a13ac7262cef1548e9b077 YELLOW

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

@@ -244,6 +244,22 @@ public class LambdaUtils {
 		return (Optional<T>)filterStream(collection, filter).findFirst();
 	}
 
+	/**
+	 * Returns the first element from the given Collection.
+	 * <p>
+	 * Use with care! This method is intended to avoid long lambda expressions or ugly conversions
+	 * to list from standard collections if only a single element is guaranteed to exist in the
+	 * collection.
+	 * </p>
+	 * 
+	 * @param collection
+	 *            Collection to return the first element from.
+	 * @return First element of the given collection.
+	 */
+	public static <T> Optional<T> getFirst(Collection<T> collection) {
+		return collection.stream().findFirst();
+	}
+
 	/**
 	 * Checks whether the given object inherits from any of the given Classes, i.e. the check
 	 * {@link Class#isAssignableFrom(Class)} is performed for each given class on the given Object.