// Returns the find result & value to which the specified key is mapped,
// or nil if this map contains no mapping for the key.
//
// More formally, if this map contains a mapping from a key
// to a value such that (key==null ? k==null :
// key.equals(k)), then this method returns v; otherwise
// it returns nil. (There can be at most one such mapping.)
func (c Collection) Get(key *engine.ObjectIndex) (*node.Node, bool) {
//if key == nil {
// return c.getForNullKey()
//}
h := hash(key.GetId())
es := c.table[indexFor(h, c.capacity)]
if es == nil {
return nil, false
}
for e := es.head; e != nil; e = e.next {
if e.hashCode == h && e.key == key.LocalIndex() {
return e.value, true
}
}
return nil, false
}
// Returns the entry associated with the specified key in the
// Collection. Returns nil if the Collection contains no mapping
// for the key.
func (c Collection) getEntry(key *engine.ObjectIndex) *entry {
//hashCode := 0
//if key != nil {
// hashCode = hash(key.HashCode())
//}
h := hash(key.GetId())
es := c.table[indexFor(h, c.capacity)]
if es == nil {
return nil
}
for e := es.head; e != nil; e = e.next {
if e.hashCode == key.LocalHash() && e.key == key.LocalIndex() {
return e
}
}
return nil
}
// Removes and returns the entry associated with the specified key
// in the Collection.
//
// Returns if there was a mapping for key and the associated entry
func (c Collection) removeEntryForKey(key *engine.ObjectIndex) (*entry, bool) {
//hashCode := 0
//if key != nil {
//hashCode = hash(key.HashCode())
//}
hash := hash(key.GetId())
i := indexFor(hash, c.capacity)
es := c.table[i]
pre := es.head
for e := es.head; e != nil; e = e.next {
if e.hashCode == hash && e.key == key.LocalIndex() {
pre.next = e.next
es.size--
c.size--
} //if
pre = e
}
return nil, false
}