CS计算机代考程序代写 Java package rddl;

package rddl;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.TreeMap;

import rddl.RDDL.LCONST;
import rddl.RDDL.PVAR_INST_DEF;
import rddl.RDDL.PVAR_NAME;
import rddl.translate.RDDL2Format;

public class ActionGenerator {

public static final boolean ALLOW_NOOP = false;

public static TreeMap> getLegalBoolActionMap(State s)
throws EvalException {

ArrayList actions = new ArrayList();

// Build a map from propositional action names to actions
// that can be returned from this policy.
TreeMap> action_map = new TreeMap>();

if (ALLOW_NOOP) {
action_map.put(“noop”, (ArrayList)actions.clone());
}

HashSet> action_set = new HashSet>();
buildBooleanActionSet(s, s._nMaxNondefActions, actions, action_map, action_set);

return action_map;
}

public static void buildBooleanActionSet(State s, int actions_left,
ArrayList action_list,
TreeMap> action_map,
HashSet> action_set) {

–actions_left;
if (actions_left < 0) { // TODO: Build string name with "___" // TODO: Add multiple action ability to cclient // TODO: Add multiple action translation to problem generator // ... verify equivalent for translations StringBuilder sb = new StringBuilder(); boolean first = true; for (PVAR_INST_DEF p : action_list) { if (!first) sb.append("___"); sb.append(RDDL2Format.CleanFluentName("" + p._sPredName + p._alTerms)); first = false; } ArrayList action_list_to_add = (ArrayList)action_list.clone();
HashSet action_set_to_add = new HashSet(action_list_to_add);
if (!action_set.contains(action_set_to_add)) {
action_map.put(sb.toString(), action_list_to_add);
action_set.add(action_set_to_add);
}
} else {

for (PVAR_NAME p : s._alActionNames) {

// Get term instantiations for that action and select *one*
ArrayList> inst = null;
try {
inst = s.generateAtoms(p);
} catch (EvalException e) {
System.out.println(“ERROR: could not generate atoms for ” + p + “\n” + e);
e.printStackTrace();
System.exit(1);
}

boolean passed_constraints = false;
for (int i = 0; i < inst.size(); i++) { ArrayList terms = inst.get(i);
PVAR_INST_DEF cur_action = new PVAR_INST_DEF(p._sPVarName, new Boolean(true), terms);
boolean action_already_added = action_list.contains(cur_action);
if (!action_already_added)
action_list.add(cur_action);
passed_constraints = true;
try {
s.checkStateActionConstraints(action_list);
} catch (EvalException e) {
passed_constraints = false;
}
if (passed_constraints) {
buildBooleanActionSet(s, actions_left, action_list, action_map, action_set);
}
if (!action_already_added)
action_list.remove(action_list.size() – 1);
}
}
}
}

}