Java tutorial
/** * Copyright (C) 2010-2016 Gordon Fraser, Andrea Arcuri and EvoSuite * contributors * * This file is part of EvoSuite. * * EvoSuite 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 3.0 of the License, or * (at your option) any later version. * * EvoSuite 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 Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>. */ package org.evosuite.intellij; import com.intellij.openapi.project.Project; import com.intellij.openapi.projectRoots.ProjectJdkTable; import com.intellij.openapi.projectRoots.Sdk; import com.intellij.openapi.ui.Messages; import org.evosuite.intellij.util.EvoVersion; import org.evosuite.intellij.util.Utils; import javax.swing.*; import javax.swing.filechooser.FileFilter; import java.awt.*; import java.awt.event.*; import java.io.File; import java.text.NumberFormat; import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class EvoStartDialog extends JDialog { private JPanel contentPane; private JButton buttonOK; private JButton buttonCancel; private JFormattedTextField memoryField; private JFormattedTextField coreField; private JFormattedTextField timeField; private JTextField folderField; private JTextField mavenField; private JTextField javaHomeField; private JButton selectMavenButton; private JButton selectJavaHomeButton; private JTextField evosuiteLocationTesxField; private JButton evosuiteSelectionButton; private JRadioButton mavenRadioButton; private JRadioButton evosuiteRadioButton; private volatile boolean wasOK = false; private volatile EvoParameters params; private volatile Project project; public void initFields(Project project, EvoParameters params) { this.project = project; this.params = params; coreField.setValue(params.getCores()); memoryField.setValue(params.getMemory()); timeField.setValue(params.getTime()); folderField.setText(params.getFolder()); mavenField.setText(params.getMvnLocation()); evosuiteLocationTesxField.setText(params.getEvosuiteJarLocation()); javaHomeField.setText(params.getJavaHome()); if (!Utils.isMavenProject(project)) { //disable Maven options selectMavenButton.setEnabled(false); mavenRadioButton.setEnabled(false); params.setExecutionMode(EvoParameters.EXECUTION_MODE_JAR); } if (params.usesMaven()) { mavenRadioButton.setSelected(true); } else { evosuiteRadioButton.setSelected(true); } checkExecution(); } public EvoStartDialog() { setContentPane(contentPane); setModal(true); getRootPane().setDefaultButton(buttonOK); buttonOK.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { onOK(); } }); buttonCancel.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { onCancel(); } }); // call onCancel() when cross is clicked setDefaultCloseOperation(DO_NOTHING_ON_CLOSE); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { onCancel(); } }); // call onCancel() on ESCAPE contentPane.registerKeyboardAction(new ActionListener() { public void actionPerformed(ActionEvent e) { onCancel(); } }, KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT); selectMavenButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent actionEvent) { onSelectMvn(); } }); selectJavaHomeButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent actionEvent) { onSelectJavaHome(); } }); selectJavaHomeButton.setToolTipText("Choose a valid JDK home for Java " + EvoVersion.JAVA_VERSION); mavenRadioButton.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent actionEvent) { checkExecution(); } }); evosuiteRadioButton.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent actionEvent) { checkExecution(); } }); evosuiteSelectionButton.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent actionEvent) { onSelectEvosuite(); } }); setPreferredSize(new Dimension(EvoParameters.getInstance().getGuiWidth(), EvoParameters.getInstance().getGuiHeight())); } private void onSelectEvosuite() { JFileChooser fc = new JFileChooser(); fc.setAcceptAllFileFilterUsed(false); fc.setFileFilter(new FileFilter() { @Override public boolean accept(File file) { if (file.isDirectory()) { return true; // need to be able to navigate through folders } return checkIfValidEvoSuiteJar(file); } @Override public String getDescription() { return "EvoSuite executable jar"; } }); int returnVal = fc.showOpenDialog(null); if (returnVal == JFileChooser.APPROVE_OPTION) { String path = fc.getSelectedFile().getAbsolutePath(); params.setEvosuiteJarLocation(path); evosuiteLocationTesxField.setText(path); } } private void checkExecution() { if (mavenRadioButton.isSelected()) { params.setExecutionMode(EvoParameters.EXECUTION_MODE_MVN); } else if (evosuiteRadioButton.isSelected()) { params.setExecutionMode(EvoParameters.EXECUTION_MODE_JAR); } evosuiteLocationTesxField.setEnabled(evosuiteRadioButton.isSelected()); evosuiteSelectionButton.setEnabled(evosuiteRadioButton.isSelected()); mavenField.setEnabled(mavenRadioButton.isSelected()); selectMavenButton.setEnabled(mavenRadioButton.isSelected()); } private void onSelectMvn() { JFileChooser fc = new JFileChooser(); fc.setAcceptAllFileFilterUsed(false); fc.setFileFilter(new FileFilter() { @Override public boolean accept(File file) { if (file.isDirectory()) { return true; // need to be able to navigate through folders } return checkIfValidMaven(file); } @Override public String getDescription() { return "Maven executable"; } }); int returnVal = fc.showOpenDialog(null); if (returnVal == JFileChooser.APPROVE_OPTION) { String path = fc.getSelectedFile().getAbsolutePath(); params.setMvnLocation(path); mavenField.setText(path); } } private void onSelectJavaHome() { String jdkStartLocation = getJDKStartLocation(); JFileChooser fc = new JFileChooser(jdkStartLocation); fc.setAcceptAllFileFilterUsed(false); fc.setFileFilter(new FileFilter() { @Override public boolean accept(File file) { //return checkIfValidJavaHome(file); return true; //otherwise all folders will be greyed out } @Override public String getDescription() { return "Java Home (containing bin/javac)"; } }); fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); int returnVal = fc.showOpenDialog(null); if (returnVal == JFileChooser.APPROVE_OPTION) { String path = fc.getSelectedFile().getAbsolutePath(); if (!checkIfValidJavaHome(new File(path))) { Messages.showMessageDialog(project, "Invalid JDK home: choose a correct one that contains bin/javac", "EvoSuite Plugin", Messages.getErrorIcon()); return; } params.setJavaHome(path); javaHomeField.setText(path); } } private String getJDKStartLocation() { String start = params.getJavaHome(); //TODO check for null if (start == null || start.isEmpty() && ProjectJdkTable.getInstance().getAllJdks().length > 0) { //try to check the JDK used by the project for (Sdk sdk : ProjectJdkTable.getInstance().getAllJdks()) { if (sdk.getVersionString().contains("" + EvoVersion.JAVA_VERSION)) { start = sdk.getHomePath(); break; } } if (start == null) { //just take something as starting point start = ProjectJdkTable.getInstance().getAllJdks()[0].getHomePath(); } } if (start == null || start.isEmpty()) { return ""; //if still empty, return default "" } File file = new File(start); while (file != null) { if (file.getName().toLowerCase().contains("jdk")) { file = file.getParentFile(); //go to the parent, which might have several JDKs break; } file = file.getParentFile(); } if (file != null) { return file.getAbsolutePath(); } else { return ""; } } private boolean checkIfValidJavaHome(File file) { if (file == null || !file.exists() || !file.isDirectory()) { return false; } String javac = Utils.isWindows() ? "javac.exe" : "javac"; File jf = new File(new File(file, "bin"), javac); return jf.exists(); } private boolean checkIfValidEvoSuiteJar(File file) { if (file == null || !file.exists() || file.isDirectory()) { return false; } String name = file.getName().toLowerCase(); if (Arrays.asList("runtime", "standalone", "client", "plugin", "test", "generated").stream() .anyMatch(k -> name.contains(k))) { return false; } return name.startsWith("evosuite") && name.endsWith(".jar"); } private boolean checkIfValidMaven(File file) { if (file == null || !file.exists() || file.isDirectory()) { return false; } List<String> names = Utils.getMvnExecutableNames(); for (String name : names) { if (file.getName().toLowerCase().equals(name)) { return true; } } return false; } private void onOK() { // add your code here dispose(); wasOK = saveParameters(true); } private void onCancel() { // add your code here if necessary dispose(); saveParameters(false); } private boolean saveParameters(boolean validate) { int cores = ((Number) coreField.getValue()).intValue(); int memory = ((Number) memoryField.getValue()).intValue(); int time = ((Number) timeField.getValue()).intValue(); String dir = folderField.getText(); String mvn = mavenField.getText(); String javaHome = javaHomeField.getText(); String evosuiteJar = evosuiteLocationTesxField.getText(); List<String> errors = new ArrayList<>(); if (cores < 1) { errors.add("Number of cores needs to be positive value"); } else { params.setCores(cores); } if (memory < 1) { errors.add("Memory needs to be a positive value"); } else { params.setMemory(memory); } if (time < 1) { errors.add("Duration needs to be a positive value"); } else { params.setTime(time); } if (params.usesMaven() && !checkIfValidMaven(new File(mvn))) { errors.add("Invalid Maven executable: choose a correct one"); } else { params.setMvnLocation(mvn); } if (!params.usesMaven() && !checkIfValidEvoSuiteJar(new File(evosuiteJar))) { errors.add("Invalid EvoSuite executable jar: choose a correct evosuite*.jar one"); } else { params.setEvosuiteJarLocation(evosuiteJar); } if (!checkIfValidJavaHome(new File(javaHome))) { errors.add("Invalid JDK home: choose a correct one that contains bin/javac"); } else { params.setJavaHome(javaHome); } params.setFolder(dir); params.setGuiWidth(this.getWidth()); params.setGuiHeight(this.getHeight()); if (validate && !errors.isEmpty()) { String title = "ERROR: EvoSuite Plugin"; String msg = String.join("\n", errors); Messages.showMessageDialog(project, msg, title, Messages.getErrorIcon()); return false; } return true; } public static void main(String[] args) { EvoStartDialog dialog = new EvoStartDialog(); dialog.pack(); dialog.setVisible(true); System.exit(0); } private void createUIComponents() { // TODO: place custom component creation code here NumberFormat nf = NumberFormat.getNumberInstance(); nf.setParseIntegerOnly(true); coreField = new JFormattedTextField(nf); memoryField = new JFormattedTextField(nf); timeField = new JFormattedTextField(nf); } public boolean isWasOK() { return wasOK; } }