Application: gvSIG desktop

package org.gvsig.app.project.documents.view.toc.actions;

import java.awt.Dimension;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.ArrayList;

import java.util.HashSet;

import java.util.List;

import java.util.Set;

import org.apache.commons.lang3.exception.ExceptionUtils;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontext.layers.operations.SingleLayer;

import org.gvsig.fmap.mapcontrol.swing.dynobject.DynObjectEditor;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.util.impl.CallableException;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

public class LayerErrorsPanel

    extends LayerErrorsView {

    private static final Logger logger = LoggerFactory.getLogger(LayerErrorsPanel.class);

    private static final long serialVersionUID = -5972995402218954892L;

    private FLayer layer;

    public LayerErrorsPanel(FLayer layer) {

        this.initComponents();

        this.setLayer(layer);

    }

    public LayerErrorsPanel(String name, Exception ex) {

        this.initComponents();

        this.setName(name);

        this.setError(ex);

    }

    private void initComponents() {

        this.translate();

        this.txtMessage.setContentType("text/html");

        this.btnClose.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                doClose();

            }

        });

        this.btnViewParameters.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                doViewParameters();

            }

        });

        this.setPreferredSize(new Dimension(550, 400));

    }

    @Override

    public void setName(String name) {

        this.txtLayerName.setText(name);

    }

    public void setError(Throwable e) {

        List<Throwable> exs = new ArrayList<>();

        exs.add(e);

        this.txtMessage.setText(new MessageAsHTML(exs).toString());

        this.btnViewParameters.setEnabled(false);

    }

    public void setLayer(FLayer layer) {

        this.layer = layer;

        setName(layer.getName());

        this.txtMessage.setText(new MessageAsHTML(layer.getErrors()).toString());

        this.btnViewParameters.setEnabled(this.layer instanceof SingleLayer);

    }

    private class MessageAsHTML {

        StringBuilder html;

        Set<String> usedMsgs;

        public MessageAsHTML(List<Throwable> exs) {

            this.clear();

            this.build(exs);

        }

        public MessageAsHTML() {

            this.clear();

        }

        public void clear() {

            this.html = new StringBuilder();

            this.usedMsgs = new HashSet<>();

        }

        public void build(List<Throwable> exs) {

            for( Throwable ex : exs ) {

//                html.append("<ul>\n");

                List<Throwable> causes = new ArrayList<>();

                causes.addAll(ExceptionUtils.getThrowableList(ex));

                if( ex instanceof List ) {

                    causes.addAll((List<Throwable>) ex);

                }

                for( Throwable cause : causes ) {

                    if( cause instanceof List ) {

                        continue;

                    }

                    if( cause instanceof CallableException ) {

                        cause = ((CallableException) cause).getCause();

                    }

                    if( cause == null ) {

                        continue;

                    }

                    String message = cause.getMessage();

                    if( message != null ) {

                        if( !this.usedMsgs.contains(message) ) {

                            this.usedMsgs.add(message);

                            html.append("<li>");

                            html.append(message.replace("\n", "<br>\n"));

                            if( cause.getCause() != null ) {

                                this.build(ExceptionUtils.getThrowableList(

                                    cause.getCause()));

                            }

                            html.append("</li>\n");

                        }

                    }

                }

//                html.append("</ul>\n");

            }

        }

        @Override

        public String toString() {

            return "<ul>\n" + html.toString() + "</ul>\n";

        }

    }

    private void translate() {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        this.lblLayer.setText(i18nManager.getTranslation("_Layer") + ":");

        this.lblProblem.setText(i18nManager.getTranslation("_Problems") + ":");

        this.btnClose.setText(i18nManager.getTranslation("_Close"));

        this.btnViewParameters.setText(i18nManager.getTranslation("_View_properties_of_data_source"));

    }

    private void doClose() {

        this.setVisible(false);

    }

    private void doViewParameters() {

        try {

            DynObjectEditor editor = new DynObjectEditor(

                ((SingleLayer) layer).getDataStore().getParameters()

            );

            editor.editObject(true);

        } catch (Throwable th) {

            logger.warn(

                "Can't show standard properties dialog for this parameters.",

                th);

        }

    }

}