br.com.elotech.sits.config.form.ConfigForm.java Source code

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Here is the source code for br.com.elotech.sits.config.form.ConfigForm.java

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/* 
 * Copyright 2016 ELOTECH GESTAO PUBLICA LTDA
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License. 
 */

package br.com.elotech.sits.config.form;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Properties;
import java.util.Set;

import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.SpringLayout;

import org.apache.commons.logging.LogFactory;

import br.com.elotech.sits.form.Form;
import br.com.elotech.sits.keyinfo.KeyInfo;
import br.com.elotech.sits.keyinfo.PKCS12KeyInfo;

public abstract class ConfigForm extends Form implements ActionListener {

    private static final String CONFIG_FILE = System.getenv("SITS_HOME") + File.separator + "client.properties";

    /**
     * 
     */
    private static final long serialVersionUID = -1861591143796173117L;

    protected static final String BTN_CANCEL = "btnCancel";

    protected static final String BTN_SAVE = "btnSave";

    private JButton btnSave;

    private JButton btnCancel;

    protected Map<String, JComponent> compMap;

    @Override
    public void actionPerformed(ActionEvent e) {

        String actionCommand = e.getActionCommand();

        if (actionCommand.equals(BTN_SAVE)) {

            save();

        } else if (actionCommand.equals(BTN_CANCEL)) {

            close();

        }

    }

    @Override
    public void initComponents() {

        buildButtons();

        loadConfig();

    }

    private void loadConfig() {

        Properties config = loadConfigFile();

        try {

            File configFile = new File(CONFIG_FILE);

            if (!configFile.exists()) {
                configFile.createNewFile();
            }

            config.load(new FileInputStream(configFile));

            loadFields(config);

        } catch (Exception e) {
            e.printStackTrace();
        }

    }

    private Properties loadConfigFile() {
        Properties defaultProp = new Properties();

        defaultProp.setProperty("ISS.key.type", "PKCS12");

        defaultProp.setProperty("ISS.serviceType", "elotech");

        defaultProp.setProperty("ISS.dirToSend", "C:\\SITS\\ISS\\enviar");

        defaultProp.setProperty("ISS.dirSent", "C:\\SITS\\ISS\\enviado");

        defaultProp.setProperty("ISS.dirReceived", "C:\\SITS\\ISS\\recebido");

        Properties config = new Properties(defaultProp);
        return config;
    }

    private void loadFields(Properties config) {

        Set<Entry<String, JComponent>> configsSet = compMap.entrySet();

        for (Entry<String, JComponent> conf : configsSet) {

            JComponent comp = conf.getValue();

            if (comp instanceof JTextField) {

                ((JTextField) comp).setText(config.getProperty(conf.getKey()));
            }

        }

    }

    private void buildButtons() {
        add(configBtnSize(btnSave = new JButton("Salvar")));
        add(configBtnSize(btnCancel = new JButton("Cancelar")));

        btnSave.setActionCommand(BTN_SAVE);
        btnSave.addActionListener(this);

        btnCancel.setActionCommand(BTN_CANCEL);
        btnCancel.addActionListener(this);

        getLayoutManager().putConstraint(SpringLayout.SOUTH, btnSave, -10, SpringLayout.SOUTH, this);

        getLayoutManager().putConstraint(SpringLayout.SOUTH, btnCancel, -10, SpringLayout.SOUTH, this);

        getLayoutManager().putConstraint(SpringLayout.EAST, btnSave, -5, SpringLayout.WEST, btnCancel);

        getLayoutManager().putConstraint(SpringLayout.EAST, btnCancel, -10, SpringLayout.EAST, this);
    }

    private void save() {

        Properties config = new Properties(loadConfigFile());

        config.setProperty("ISS.serviceType", "elotech");

        try {

            saveFields(config);

            saveKeyAlias(config);

            config.store(new FileOutputStream(new File(CONFIG_FILE)), "Arquivo gerado pelo configurador");

            close();

        } catch (Exception e) {

            LogFactory.getLog(getClass()).error(e.getLocalizedMessage(), e);

            JOptionPane.showMessageDialog(getFrame(), e.getLocalizedMessage(), "Erro durante gravao",
                    JOptionPane.CLOSED_OPTION + JOptionPane.ERROR_MESSAGE);

        }

    }

    private void saveKeyAlias(Properties config) throws Exception {

        KeyInfo keyInfo = new PKCS12KeyInfo();

        keyInfo.openKeyStore(new File(config.getProperty("ISS.key.path")),
                config.getProperty("ISS.key.storePassword"));

        config.setProperty("ISS.key.alias", keyInfo.getAlias());

    }

    private void saveFields(Properties config) {

        Set<Entry<String, JComponent>> configsSet = compMap.entrySet();

        for (Entry<String, JComponent> conf : configsSet) {

            JComponent comp = conf.getValue();

            if (comp instanceof JTextField) {
                config.setProperty(conf.getKey(), ((JTextField) comp).getText());
            }

        }

    }

}