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[COLLECTIONS-543] Do not override equals and hashCode for abstract collections. 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@1671833 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Thomas Neidhart 2015-04-07 12:29:46 +00:00
parent 0f4a98cfe1
commit df22e0c5d2
1 changed files with 0 additions and 36 deletions
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36
src/main/java/org/apache/commons/collections4/multimap/AbstractMultiValuedMap.java
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@ -600,42 +600,6 @@ public class AbstractMultiValuedMap<K, V> implements MultiValuedMap<K, V>, Seria
return col.toArray(a);
}
@Override
public boolean equals(Object other) {
final Collection<V> col = getMapping();
if (col == null) {
return CollectionUtils.EMPTY_COLLECTION.equals(other);
}
if (other == null) {
return false;
}
if(!(other instanceof Collection)){
return false;
}
Collection<?> otherCol = (Collection<?>) other;
if (CollectionUtils.isEqualCollection(col, otherCol) == false) {
return false;
}
return true;
}
@Override
public int hashCode() {
final Collection<V> col = getMapping();
if (col == null) {
return CollectionUtils.EMPTY_COLLECTION.hashCode();
}
int h = 0;
Iterator<V> it = col.iterator();
while (it.hasNext()) {
V val = it.next();
if (val != null) {
h += val.hashCode();
}
}
return h;
}
@Override
public String toString() {
final Collection<V> col = getMapping();