Changeset 8533 in josm for trunk/src/org/openstreetmap/josm/data/projection/Projections.java

Timestamp:

2015-06-25T01:20:24+02:00 (9 years ago)

Author:

Don-vip

Message:

findbugs

File:

• trunk/src/org/openstreetmap/josm/data/projection/Projections.java (modified) (4 diffs)

trunk/src/org/openstreetmap/josm/data/projection/Projections.java

@@ -7 +7 @@
 import java.io.InputStreamReader;
 import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.HashSet;
+import java.util.List;
 import java.util.Locale;
 import java.util.Map;
@@ -36 +38 @@
 import org.openstreetmap.josm.io.CachedFile;
 import org.openstreetmap.josm.tools.Pair;
+import org.openstreetmap.josm.tools.Utils;
 
 /**
@@ -62 +65 @@
      * should be compatible to PROJ.4
      */
-    public static final Map<String, ProjFactory> projs = new HashMap<>();
-    public static final Map<String, Ellipsoid> ellipsoids = new HashMap<>();
-    public static final Map<String, Datum> datums = new HashMap<>();
-    public static final Map<String, NTV2GridShiftFileWrapper> nadgrids = new HashMap<>();
-    public static final Map<String, Pair<String, String>> inits = new HashMap<>();
+    static final Map<String, ProjFactory> projs = new HashMap<>();
+    static final Map<String, Ellipsoid> ellipsoids = new HashMap<>();
+    static final Map<String, Datum> datums = new HashMap<>();
+    static final Map<String, NTV2GridShiftFileWrapper> nadgrids = new HashMap<>();
+    static final Map<String, Pair<String, String>> inits = new HashMap<>();
 
     static {
@@ -216 +219 @@
         return Collections.unmodifiableCollection(allCodes);
     }
+
+    private static String listKeys(Map<String, ?> map) {
+        List<String> keys = new ArrayList<>(map.keySet());
+        Collections.sort(keys);
+        return Utils.join(", ", keys);
+    }
+
+    /**
+     * Replies the list of projections as string (comma separated).
+     * @return the list of projections as string (comma separated)
+     * @since 8533
+     */
+    public static String listProjs() {
+        return listKeys(projs);
+    }
+
+    /**
+     * Replies the list of ellipsoids as string (comma separated).
+     * @return the list of ellipsoids as string (comma separated)
+     * @since 8533
+     */
+    public static String listEllipsoids() {
+        return listKeys(ellipsoids);
+    }
+
+    /**
+     * Replies the list of datums as string (comma separated).
+     * @return the list of datums as string (comma separated)
+     * @since 8533
+     */
+    public static String listDatums() {
+        return listKeys(datums);
+    }
+
+    /**
+     * Replies the list of nadgrids as string (comma separated).
+     * @return the list of nadgrids as string (comma separated)
+     * @since 8533
+     */
+    public static String listNadgrids() {
+        return listKeys(nadgrids);
+    }
 }