diff options
Diffstat (limited to 'libjava/java/util/HashMap.java')
| -rw-r--r-- | libjava/java/util/HashMap.java | 60 |
1 files changed, 9 insertions, 51 deletions
diff --git a/libjava/java/util/HashMap.java b/libjava/java/util/HashMap.java index 9acbadb6da9..b7ec3b49f4d 100644 --- a/libjava/java/util/HashMap.java +++ b/libjava/java/util/HashMap.java @@ -60,8 +60,8 @@ import java.io.ObjectOutputStream; * @author Jon Zeppieri * @author Jochen Hoenicke * @author Bryce McKinlay - * @version $Revision: 1.2 $ - * @modified $Id: HashMap.java,v 1.2 2000/12/11 03:47:47 bryce Exp $ + * @version $Revision: 1.3 $ + * @modified $Id: HashMap.java,v 1.3 2000/12/17 09:15:51 bryce Exp $ */ public class HashMap extends AbstractMap implements Map, Cloneable, Serializable @@ -69,7 +69,7 @@ public class HashMap extends AbstractMap /** Default number of buckets. This is the value the JDK 1.3 uses. Some * early documentation specified this value as 101. That is incorrect. */ private static final int DEFAULT_CAPACITY = 11; - /** The defaulty load factor; this is explicitly specified by Sun */ + /** The defaulty load factor; this is explicitly specified by the spec. */ private static final float DEFAULT_LOAD_FACTOR = 0.75f; private static final long serialVersionUID = 362498820763181265L; @@ -104,56 +104,14 @@ public class HashMap extends AbstractMap * Class to represent an entry in the hash table. Holds a single key-value * pair. */ - static class Entry implements Map.Entry + static class Entry extends BasicMapEntry { - Object key; - Object value; Entry next; Entry(Object key, Object value) { - this.key = key; - this.value = value; + super(key, value); } - - public boolean equals(Object o) - { - if (!(o instanceof Map.Entry)) - return false; - Map.Entry e = (Map.Entry) o; - return (key == null ? e.getKey() == null : key.equals(e.getKey()) - && value == null ? e.getValue() == null : - value.equals(e.getValue())); - } - - public Object getKey() - { - return key; - } - - public Object getValue() - { - return value; - } - - public int hashCode() - { - int kc = (key == null ? 0 : key.hashCode()); - int vc = (value == null ? 0 : value.hashCode()); - return kc ^ vc; - } - - public Object setValue(Object newVal) - { - Object r = value; - value = newVal; - return r; - } - - public String toString() - { - return key + "=" + value; - } } /** @@ -368,9 +326,9 @@ public class HashMap extends AbstractMap { Map.Entry e = (Map.Entry) itr.next(); // Optimize in case the Entry is one of our own. - if (e instanceof Entry) + if (e instanceof BasicMapEntry) { - Entry entry = (Entry) e; + BasicMapEntry entry = (BasicMapEntry) e; put(entry.key, entry.value); } else @@ -660,8 +618,8 @@ public class HashMap extends AbstractMap * as per the Javasoft spec. * * @author Jon Zeppieri - * @version $Revision: 1.2 $ - * @modified $Id: HashMap.java,v 1.2 2000/12/11 03:47:47 bryce Exp $ + * @version $Revision: 1.3 $ + * @modified $Id: HashMap.java,v 1.3 2000/12/17 09:15:51 bryce Exp $ */ class HashIterator implements Iterator { |