improved PHP parser

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / core / util / SimpleLookupTable.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/util/SimpleLookupTable.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/util/SimpleLookupTable.java
index 01c61a6..a0819d4 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/util/SimpleLookupTable.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/core/util/SimpleLookupTable.java
@@ -97,21 +97,23 @@ public Object put(Object key, Object value) {
        return value;
 }
 
-public void removeKey(Object key) {
+public Object removeKey(Object key) {
        int length = keyTable.length;
        int index = (key.hashCode() & 0x7FFFFFFF) % length;
        Object currentKey;
        while ((currentKey = keyTable[index]) != null) {
                if (currentKey.equals(key)) {
                        elementSize--;
+                       Object oldValue = valueTable[index];
                        keyTable[index] = null;
                        valueTable[index] = null;
                        if (keyTable[index + 1 == length ? 0 : index + 1] != null)
                                rehash(); // only needed if a possible collision existed
-                       return;
+                       return oldValue;
                }
                if (++index == length) index = 0;
        }
+       return null;
 }
 
 public void removeValue(Object valueToRemove) {