Changeset 16445 in josm for trunk/src/org/openstreetmap/josm/data/osm/PrimitiveData.java

Timestamp:

2020-05-17T17:02:28+02:00 (6 years ago)

Author:

simon04

Message:

see #19251 - Java 8: use Stream

File:

• trunk/src/org/openstreetmap/josm/data/osm/PrimitiveData.java (modified) (3 diffs)

trunk/src/org/openstreetmap/josm/data/osm/PrimitiveData.java

@@ -6 +6 @@
 import java.io.ObjectOutputStream;
 import java.io.Serializable;
-import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -12 +11 @@
 import java.util.List;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 import org.openstreetmap.josm.data.osm.visitor.PrimitiveVisitor;
@@ -88 +88 @@
      * @return a filtered list for given primitive type
      */
-    @SuppressWarnings("unchecked")
     public static <T extends PrimitiveData> List<T> getFilteredList(Collection<T> list, OsmPrimitiveType type) {
-        List<T> ret = new ArrayList<>();
-        for (PrimitiveData p: list) {
-            if (type.getDataClass().isInstance(p)) {
-                ret.add((T) p);
-            }
-        }
-        return ret;
+        return list.stream().filter(p -> type.getDataClass().isInstance(p)).map(p -> (T) p).collect(Collectors.toList());
     }