/*
* Copyright (c) 2008-2019 Emmanuel Dupuy.
* This project is distributed under the GPLv3 license.
* This is a Copyleft license that gives the user the right to use,
* copy and modify the code freely for non-commercial purposes.
*/
package org.jd.gui.service.actions;
import org.jd.gui.api.API;
import org.jd.gui.api.model.Container;
import org.jd.gui.service.extension.ExtensionService;
import org.jd.gui.spi.ContextualActionsFactory;
import javax.swing.*;
import java.util.*;
public class ContextualActionsFactoryService {
protected static final ContextualActionsFactoryService CONTEXTUAL_ACTIONS_FACTORY_SERVICE = new ContextualActionsFactoryService();
public static ContextualActionsFactoryService getInstance() { return CONTEXTUAL_ACTIONS_FACTORY_SERVICE; }
protected static final ActionNameComparator COMPARATOR = new ActionNameComparator();
protected final Collection<ContextualActionsFactory> providers = ExtensionService.getInstance().load(ContextualActionsFactory.class);
public Collection<Action> get(API api, Container.Entry entry, String fragment) {
HashMap<String, ArrayList<Action>> mapActions = new HashMap<>();
for (ContextualActionsFactory provider : providers) {
Collection<Action> actions = provider.make(api, entry, fragment);
for (Action action : actions) {
String groupName = (String)action.getValue(ContextualActionsFactory.GROUP_NAME);
ArrayList<Action> list = mapActions.get(groupName);
if (list == null) {
mapActions.put(groupName, list=new ArrayList<>());
}
list.add(action);
}
}
if (!mapActions.isEmpty()) {
ArrayList<Action> result = new ArrayList<>();
// Sort by group names
ArrayList<String> groupNames = new ArrayList<>(mapActions.keySet());
Collections.sort(groupNames);
for (String groupName : groupNames) {
if (! result.isEmpty()) {
// Add 'null' to mark a separator
result.add(null);
}
// Sort by names
ArrayList<Action> actions = mapActions.get(groupName);
Collections.sort(actions, COMPARATOR);
result.addAll(actions);
}
return result;
} else {
return Collections.emptyList();
}
}
protected static class ActionNameComparator implements Comparator<Action> {
@Override
public int compare(Action a1, Action a2) {
String n1 = (String)a1.getValue(Action.NAME);
if (n1 == null) {
n1 = "";
}
String n2 = (String)a2.getValue(Action.NAME);
if (n2 == null) {
n2 = "";
}
return n1.compareTo(n2);
}
}
}