diff options
Diffstat (limited to 'libjava/java/util/Hashtable.java')
| -rw-r--r-- | libjava/java/util/Hashtable.java | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/libjava/java/util/Hashtable.java b/libjava/java/util/Hashtable.java index 62866b0..5b53611 100644 --- a/libjava/java/util/Hashtable.java +++ b/libjava/java/util/Hashtable.java @@ -164,7 +164,8 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable return newTable; } - public synchronized boolean contains(Object value) throws NullPointerException + public synchronized boolean contains(Object value) + throws NullPointerException { // An exception is thrown here according to the JDK 1.2 doc. if (value == null) @@ -180,10 +181,6 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable public synchronized boolean containsKey(Object key) { - // The Map interface mandates that we throw this. - if (key == null) - throw new NullPointerException (); - for (HashtableEntry elem = bucket[Math.abs(key.hashCode() % bucket.length)]; elem != null; elem = elem.nextEntry) @@ -200,11 +197,6 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable public synchronized Object get(Object key) { - // The Dictionary interface mandates that get() throw a - // NullPointerException if key is null. - if (key == null) - throw new NullPointerException (); - for (HashtableEntry elem = bucket[Math.abs (key.hashCode() % bucket.length)]; elem != null; elem = elem.nextEntry) @@ -225,8 +217,10 @@ public class Hashtable extends Dictionary implements Cloneable, Serializable } public synchronized Object put(Object key, Object value) - throws NullPointerException + throws NullPointerException { + // We could really just check `value == null', but checking both + // is a bit clearer. if (key == null || value == null) throw new NullPointerException(); |