/**
* Deletes a key/value pair from the map.
*
* @param key an <code>double</code> value
* @return an <code>float</code> value, or (float)0 if no mapping for key exists
*/
public float remove(double key) {
float prev = 0;
int index = index(key);
if (index >= 0) {
prev = _values[index];
removeAt(index); // clear key,state; adjust size
}
return prev;
}
/**
* Retains only those entries in the map for which the procedure returns a true value.
*
* @param procedure determines which entries to keep
* @return true if the map was modified.
*/
public boolean retainEntries(TDoubleFloatProcedure procedure) {
boolean modified = false;
byte[] states = _states;
double[] keys = _set;
float[] values = _values;
for (int i = keys.length; i-- > 0; ) {
if (states[i] == FULL && !procedure.execute(keys[i], values[i])) {
removeAt(i);
modified = true;
}
}
return modified;
}