ru.codeinside.gses.webui.executor.ProcessTaskQuery.java Source code

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Here is the source code for ru.codeinside.gses.webui.executor.ProcessTaskQuery.java

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/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 * Copyright (c) 2013, MPL CodeInside http://codeinside.ru
 */

package ru.codeinside.gses.webui.executor;

import com.google.common.collect.Lists;
import com.vaadin.data.Item;
import com.vaadin.data.util.ObjectProperty;
import com.vaadin.data.util.PropertysetItem;
import org.activiti.engine.impl.task.TaskDefinition;
import org.activiti.engine.task.Task;
import ru.codeinside.gses.lazyquerycontainer.Query;
import ru.codeinside.gses.webui.Flash;

import java.io.Serializable;
import java.util.List;
import java.util.Map;

public class ProcessTaskQuery implements Query, Serializable {

    Long procedureId;

    public ProcessTaskQuery(Long procedureId) {
        this.procedureId = procedureId;
    }

    @Override
    public int size() {
        return Flash.flash().getExecutorService().countTasksByProcedureId(procedureId);
    }

    @Override
    public List<Item> loadItems(int startIndex, int count) {
        Map<String, TaskDefinition> tasks = Flash.flash().getExecutorService()
                .selectTasksByProcedureId(procedureId);
        final List<Item> items = Lists.newArrayListWithExpectedSize(tasks.size());
        for (String key : tasks.keySet()) {
            String taskDefKey = tasks.get(key).getKey();
            String taskName = tasks.get(key).getNameExpression().getExpressionText();
            final PropertysetItem item = new PropertysetItem();
            item.addItemProperty("name", new ObjectProperty<String>(taskName));
            item.addItemProperty("taskDefKey", new ObjectProperty<String>(taskDefKey));
            items.add(item);

        }
        return items;
    }

    @Override
    public void saveItems(List<Item> addedItems, List<Item> modifiedItems, List<Item> removedItems) {
        throw new UnsupportedOperationException();
    }

    @Override
    public boolean deleteAllItems() {
        throw new UnsupportedOperationException();
    }

    @Override
    public Item constructItem() {
        throw new UnsupportedOperationException();
    }
}