@Test
public void valuesToArray() {
HazelcastClient hClient = getHazelcastClient();
IMap map = hClient.getMap("valuesToArray");
assertEquals(0, map.size());
map.put("a", "1");
map.put("b", "2");
map.put("c", "3");
assertEquals(3, map.size());
{
final Object[] values = map.values().toArray();
Arrays.sort(values);
assertArrayEquals(new Object[] {"1", "2", "3"}, values);
}
{
final String[] values = (String[]) map.values().toArray(new String[3]);
Arrays.sort(values);
assertArrayEquals(new String[] {"1", "2", "3"}, values);
}
{
final String[] values = (String[]) map.values().toArray(new String[2]);
Arrays.sort(values);
assertArrayEquals(new String[] {"1", "2", "3"}, values);
}
{
final String[] values = (String[]) map.values().toArray(new String[5]);
Arrays.sort(values, 0, 3);
assertArrayEquals(new String[] {"1", "2", "3", null, null}, values);
}
}
/**
* Copy from the copy method in StructUtil. Did not want to drag that code in. maybe this actually
* should go to struct.
*
* @param from
* @param to
* @param excludes
* @return
* @throws Exception
*/
public static <T extends struct> T xcopy(struct from, T to, String... excludes) throws Exception {
Arrays.sort(excludes);
for (Field f : from.fields()) {
if (Arrays.binarySearch(excludes, f.getName()) >= 0) continue;
Object o = f.get(from);
if (o == null) continue;
Field tof = to.getField(f.getName());
if (tof != null)
try {
tof.set(to, Converter.cnv(tof.getGenericType(), o));
} catch (Exception e) {
System.out.println(
"Failed to convert "
+ f.getName()
+ " from "
+ from.getClass()
+ " to "
+ to.getClass()
+ " value "
+ o
+ " exception "
+ e);
}
}
return to;
}
/**
* Adds a new int parameter to be altered for the model being tuned.
*
* @param param the model parameter
* @param initialSearchValues the values to try for the specified parameter
*/
public void addParameter(IntParameter param, int... initialSearchValues) {
searchParams.add(param);
DoubleList dl = new DoubleList(initialSearchValues.length);
for (double d : initialSearchValues) dl.add(d);
Arrays.sort(dl.getBackingArray()); // convience, only really needed if param is warm
if (param.isWarmParameter() && !param.preferredLowToHigh())
Collections.reverse(dl); // put it in the prefered order
if (param.isWarmParameter()) // put it at the front!
searchValues.add(0, dl);
else searchValues.add(dl);
}
/**
* Adds a new double parameter to be altered for the model being tuned.
*
* @param param the model parameter
* @param initialSearchValues the values to try for the specified parameter
*/
public void addParameter(DoubleParameter param, double... initialSearchValues) {
if (param == null) throw new IllegalArgumentException("null not allowed for parameter");
searchParams.add(param);
DoubleList dl = new DoubleList(initialSearchValues.length);
for (double d : initialSearchValues) dl.add(d);
Arrays.sort(dl.getBackingArray()); // convience, only really needed if param is warm
if (param.isWarmParameter() && !param.preferredLowToHigh())
Collections.reverse(dl); // put it in the prefered order
if (param.isWarmParameter()) // put it at the front!
searchValues.add(0, dl);
else searchValues.add(dl);
}
public void run() {
Comparator<Double> comp =
new Comparator<Double>() {
public int compare(Double i1, Double i2) {
component.setValues(values, i1, i2);
try {
if (run) Thread.sleep(DELAY);
else gate.acquire();
} catch (InterruptedException exception) {
Thread.currentThread().interrupt();
}
return i1.compareTo(i2);
}
};
Arrays.sort(values, comp);
component.setValues(values, null, null);
}