Changeset 5502 in josm for trunk/src/org/openstreetmap/josm/data

Timestamp:

2012-09-07T22:18:59+02:00 (12 years ago)

Author:

Don-vip

Message:

fix some compilation warnings

File:

• trunk/src/org/openstreetmap/josm/data/gpx/WithAttributes.java (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/data/gpx/WithAttributes.java

@@ -2 +2 @@
 package org.openstreetmap.josm.data.gpx;
 
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
@@ -7 +8 @@
 /**
  * Base class for various classes in the GPX model.
- * The "attr" hash is used to store the XML payload
- * (not only XML attributes!)
  *
  * @author Frederik Ramm <frederik@remote.org>
- *
+ * @since 444
  */
 public class WithAttributes {
 
+    /**
+     * The "attr" hash is used to store the XML payload (not only XML attributes!)
+     */
     public Map<String, Object> attr = new HashMap<String, Object>(0);
 
+    /**
+     * Returns the String value to which the specified key is mapped, 
+     * or {@code null} if this map contains no String mapping for the key.
+     *  
+     * @param key the key whose associated value is to be returned
+     * @return the String value to which the specified key is mapped, 
+     *         or {@code null} if this map contains no String mapping for the key
+     */
     public String getString(String key) {
         Object value = attr.get(key);
         return (value instanceof String) ? (String)value : null;
     }
+    
+    /**
+     * Returns the Collection value to which the specified key is mapped, 
+     * or {@code null} if this map contains no Collection mapping for the key.
+     *  
+     * @param key the key whose associated value is to be returned
+     * @return the Collection value to which the specified key is mapped, 
+     *         or {@code null} if this map contains no Collection mapping for the key
+     * @since 5502
+     */
+    public Collection<?> getCollection(String key) {
+        Object value = attr.get(key);
+        return (value instanceof Collection<?>) ? (Collection<?>)value : null;
+    }
 }