skillpro.view.impl.EvaluationTreeTableComposite.java Source code

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/*****************************************************************************
 *
 * Copyright 2012-2016 SkillPro Consortium
 *
 * Author: PDE, FZI, pde@fzi.de
 *
 * Date of creation: 2012-2016
 *
 * Module: Production System Configuration Manager (PSCM)
 *
 * +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 *
 * This file is part of the AMS (Asset Management System), which has been developed
 * at the PDE department of the FZI, Karlsruhe. It is part of the SkillPro Framework,
 * which is is developed in the SkillPro project, funded by the European FP7
 * programme (Grant Agreement 287733).
 *
 * The SkillPro Framework is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * The SkillPro Framework is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with the SkillPro Framework. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/

package skillpro.view.impl;

import static java.lang.Double.NEGATIVE_INFINITY;
import static java.lang.Math.max;

import java.text.DecimalFormat;
import java.util.Arrays;
import java.util.Map;
import java.util.Map.Entry;

import masterviews.composite.abstracts.TreeTableComposite;

import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.IContentProvider;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.viewers.TreeViewerColumn;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeColumn;
import org.eclipse.ui.ISelectionListener;
import org.eclipse.ui.IWorkbenchPart;

import skillpro.model.service.SkillproService;
import skillpro.model.skills.ExecutableSkill;
import skillpro.model.skills.ResourceExecutableSkill;
import skillpro.model.utils.ExecutableSkillKPIs;
import skillpro.providers.evaluation.EvaluationContentProvider;
import skillpro.providers.skill.ExecutableSkillLabelProvider;

public class EvaluationTreeTableComposite extends TreeTableComposite implements ISelectionListener {
    public EvaluationTreeTableComposite(Composite parent, int style) {
        super(parent, style);
    }

    @Override
    protected LabelProvider initLabelProvider() {
        return new ExecutableSkillLabelProvider();
    }

    @Override
    protected IContentProvider initContentProvider() {
        return new EvaluationContentProvider();
    }

    @Override
    public void selectionChanged(IWorkbenchPart part, ISelection selection) {
        Object currentSelection = ((IStructuredSelection) selection).getFirstElement();
        if (currentSelection instanceof ExecutableSkill) {
            initInput(currentSelection);
        } else if (currentSelection instanceof Entry<?, ?>) {
            Object firstElement = ((Entry<?, ?>) currentSelection).getKey();
            if (firstElement instanceof ExecutableSkill) {
                initInput(firstElement);
            }
        }
        viewer.refresh();
    }

    private void initInput(Object object) {
        viewer.setInput(Arrays.asList(object));
    }

    @Override
    protected void addColumn(Tree tree) {
        addDurationColumn(tree, "Duration (PEZ)");

        int columnIndex = 1;

        addKPIColumn(tree, columnIndex++, "Main production time (HNZ)", new KPIColumnProvider() {
            @Override
            protected double getValue(ExecutableSkillKPIs kpi) {
                return kpi.averageMainProductiveTime;
            }
        });
        addKPIColumn(tree, columnIndex++, "Busy time (BLZ)", new KPIColumnProvider() {
            @Override
            protected double getValue(ExecutableSkillKPIs kpi) {
                return kpi.averageExecutionTime;
            }
        });
        addKPIColumn(tree, columnIndex++, "Usage level (N=BLZ/HNZ)", new KPIColumnProvider() {
            @Override
            protected double getValue(ExecutableSkillKPIs kpi) {
                return kpi.averageExecutionTime / kpi.averageMainProductiveTime;
            }
        });
        addKPIColumn(tree, columnIndex++, "Process level (P = HNZ/DLZ)", new EmptyColumnProvider());
    }

    private void addDurationColumn(final Tree tree, String title) {
        TreeColumn column = new TreeColumn(tree, SWT.RIGHT | SWT.CHECK, 1);
        column.setAlignment(SWT.LEFT);
        column.setText(title);
        column.setWidth(100);
        TreeViewerColumn treeViewerColumn = new TreeViewerColumn(viewer, column);

        treeViewerColumn.setLabelProvider(new DurationColumnProvider());
    }

    private void addKPIColumn(Tree tree, int columnIndex, String title, ColumnLabelProvider labelProvider) {
        TreeColumn column = new TreeColumn(tree, SWT.RIGHT | SWT.CHECK, columnIndex);
        column.setAlignment(SWT.RIGHT);
        column.setText(title);
        column.setWidth(75);
        TreeViewerColumn treeViewerColumn = new TreeViewerColumn(viewer, column);

        treeViewerColumn.setLabelProvider(labelProvider);
    }

    private class DurationColumnProvider extends ColumnLabelProvider {
        @Override
        public String getText(Object element) {
            if (element instanceof ExecutableSkill) {
                int maxDuration = Integer.MIN_VALUE;
                for (ResourceExecutableSkill rexSkill : ((ExecutableSkill) element).getResourceExecutableSkills()) {
                    maxDuration = Math.max(maxDuration, rexSkill.getDuration());
                }
                return maxDuration == Integer.MIN_VALUE ? "-" : String.valueOf(maxDuration);
            } else if (element instanceof ResourceExecutableSkill) {
                return String.valueOf(((ResourceExecutableSkill) element).getDuration());
            } else {
                throw new IllegalArgumentException("EvaluationTreeTable: unknown element");
            }
        }

        @Override
        public Image getImage(Object element) {
            return null;
        }
    }

    private static class EmptyColumnProvider extends ColumnLabelProvider {
        @Override
        public String getText(Object element) {
            return "-";
        }
    }

    private static abstract class KPIColumnProvider extends ColumnLabelProvider {
        protected abstract double getValue(ExecutableSkillKPIs kpi);

        private final DecimalFormat decimalFormat = new DecimalFormat("##.#");

        @Override
        public String getText(Object element) {
            Map<String, ExecutableSkillKPIs> kpiMap = SkillproService.getSkillproProvider().getKPIRepo()
                    .getKpiMap();
            if (element instanceof ExecutableSkill) {
                double maxValue = NEGATIVE_INFINITY;
                for (ResourceExecutableSkill rexSkill : ((ExecutableSkill) element).getResourceExecutableSkills()) {
                    ExecutableSkillKPIs kpi = kpiMap.get(rexSkill.getId());
                    if (kpi != null) {
                        double recentTime = getValue(kpi);
                        maxValue = max(maxValue, recentTime);
                    }
                }
                return maxValue == NEGATIVE_INFINITY ? "-" : decimalFormat.format(maxValue);
            } else if (element instanceof ResourceExecutableSkill) {
                ExecutableSkillKPIs kpi = kpiMap.get(((ResourceExecutableSkill) element).getId());
                if (kpi == null) {
                    return "-";
                } else {
                    return decimalFormat.format(getValue(kpi));
                }
            } else {
                throw new IllegalArgumentException("EvaluationTreeTable: unknown element");
            }
        }

        @Override
        public Image getImage(Object element) {
            return null;
        }
    }
}