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/*
* Copyright (C) 2009-2021 The Project Lombok Authors.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package lombok.installer;
import java.awt.HeadlessException;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.regex.Pattern;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import lombok.Lombok;
import lombok.core.LombokApp;
import lombok.core.SpiLoadUtil;
import lombok.core.Version;
import lombok.installer.OsUtils.OS;
import lombok.patcher.ClassRootFinder;
import lombok.spi.Provides;
import com.zwitserloot.cmdreader.CmdReader;
import com.zwitserloot.cmdreader.Description;
import com.zwitserloot.cmdreader.InvalidCommandLineException;
import com.zwitserloot.cmdreader.Sequential;
import com.zwitserloot.cmdreader.Shorthand;
/**
* The lombok installer proper.
* Uses swing to show a simple GUI that can add and remove the java agent to Eclipse installations.
* Also offers info on what this installer does in case people want to instrument their Eclipse manually,
* and looks in some common places on Mac OS X, Linux and Windows.
*/
public class Installer {
static final URI ABOUT_LOMBOK_URL = URI.create("https://projectlombok.org");
static final List locationProviders;
static {
List list = new ArrayList();
try {
for (IdeLocationProvider provider : SpiLoadUtil.findServices(IdeLocationProvider.class)) {
list.add(provider);
}
} catch (IOException e) {
throw Lombok.sneakyThrow(e);
}
locationProviders = Collections.unmodifiableList(list);
}
static List getIdeExecutableNames() {
List list = new ArrayList();
for (IdeLocationProvider provider : locationProviders) {
Pattern p = provider.getLocationSelectors();
if (p != null) list.add(p);
}
return list;
}
static IdeLocation tryAllProviders(String location) throws CorruptedIdeLocationException {
for (IdeLocationProvider provider : locationProviders) {
IdeLocation loc = provider.create(location);
if (loc != null) return loc;
}
return null;
}
static void autoDiscover(List locations, List problems) {
for (IdeLocationProvider provider : locationProviders) {
provider.findIdes(locations, problems);
}
}
public static boolean isSelf(String jar) {
String self = ClassRootFinder.findClassRootOfClass(Installer.class);
if (self == null) return false;
File a = new File(jar).getAbsoluteFile();
File b = new File(self).getAbsoluteFile();
try { a = a.getCanonicalFile(); } catch (IOException ignore) {}
try { b = b.getCanonicalFile(); } catch (IOException ignore) {}
return a.equals(b);
}
@Provides
public static class GraphicalInstallerApp extends LombokApp {
@Override public String getAppName() {
return "installer";
}
@Override public String getAppDescription() {
return "Runs the graphical installer tool (default).";
}
@Override public List getAppAliases() {
return Arrays.asList("");
}
@Override public int runApp(List args) throws Exception {
return guiInstaller();
}
}
@Provides
public static class CommandLineInstallerApp extends LombokApp {
@Override public String getAppName() {
return "install";
}
@Override public String getAppDescription() {
return "Runs the 'handsfree' command line scriptable installer.";
}
@Override public int runApp(List args) throws Exception {
return cliInstaller(false, args);
}
}
@Provides
public static class CommandLineUninstallerApp extends LombokApp {
@Override public String getAppName() {
return "uninstall";
}
@Override public String getAppDescription() {
return "Runs the 'handsfree' command line scriptable uninstaller.";
}
@Override public int runApp(List args) throws Exception {
return cliInstaller(true, args);
}
}
private static int guiInstaller() {
if (OsUtils.getOS() == OS.MAC_OS_X) {
System.setProperty("com.apple.mrj.application.apple.menu.about.name", "Lombok Installer");
System.setProperty("com.apple.macos.use-file-dialog-packages", "true");
}
try {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
try {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception ignore) {}
new InstallerGUI().show();
} catch (HeadlessException e) {
printHeadlessInfo();
}
}
});
synchronized (InstallerGUI.exitMarker) {
while (!Thread.interrupted() && InstallerGUI.exitMarker.get() == null) {
try {
InstallerGUI.exitMarker.wait();
} catch (InterruptedException e) {
return 1;
}
}
Integer errCode = InstallerGUI.exitMarker.get();
return errCode == null ? 1 : errCode;
}
} catch (HeadlessException e) {
printHeadlessInfo();
return 1;
}
}
private static class CmdArgs {
@Description("Specify paths to a location to install/uninstall. Use 'auto' to apply to all automatically discoverable installations.")
@Sequential
List path = new ArrayList();
@Shorthand({"h", "?"})
@Description("Shows this help text")
boolean help;
}
public static int cliInstaller(boolean uninstall, List rawArgs) {
CmdReader reader = CmdReader.of(CmdArgs.class);
CmdArgs args;
try {
args = reader.make(rawArgs.toArray(new String[0]));
} catch (InvalidCommandLineException e) {
System.err.println(e.getMessage());
System.err.println("--------------------------");
System.err.println(generateCliHelp(uninstall, reader));
return 1;
}
if (args.help) {
System.out.println(generateCliHelp(uninstall, reader));
return 0;
}
if (args.path.isEmpty()) {
System.err.println("ERROR: Nothing to do!");
System.err.println("--------------------------");
System.err.println(generateCliHelp(uninstall, reader));
return 1;
}
final List locations = new ArrayList();
final List problems = new ArrayList();
if (args.path.contains("auto")) autoDiscover(locations, problems);
for (String rawPath : args.path) {
if (!rawPath.equals("auto")) {
try {
IdeLocation loc = tryAllProviders(rawPath);
if (loc != null) locations.add(loc);
else problems.add(new CorruptedIdeLocationException("Can't find any IDE at: " + rawPath, null, null));
} catch (CorruptedIdeLocationException e) {
problems.add(e);
}
}
}
int validLocations = locations.size();
for (IdeLocation loc : locations) {
try {
if (uninstall) {
loc.uninstall();
} else {
loc.install();
}
System.out.printf("Lombok %s %s: %s\n", uninstall ? "uninstalled" : "installed", uninstall ? "from" : "to", loc.getName());
} catch (InstallException e) {
if (e.isWarning()) {
System.err.printf("Warning while installing at %s:\n", loc.getName());
} else {
System.err.printf("Installation at %s failed:\n", loc.getName());
validLocations--;
}
System.err.println(e.getMessage());
} catch (UninstallException e) {
if (e.isWarning()) {
System.err.printf("Warning while uninstalling at %s:\n", loc.getName());
} else {
System.err.printf("Uninstall at %s failed:\n", loc.getName());
validLocations--;
}
System.err.println(e.getMessage());
}
}
for (CorruptedIdeLocationException problem : problems) {
System.err.println("WARNING: " + problem.getMessage());
}
if (validLocations == 0) {
System.err.println("WARNING: Zero valid locations found; so nothing was done!");
}
return 0;
}
private static String generateCliHelp(boolean uninstall, CmdReader reader) {
return reader.generateCommandLineHelp("java -jar lombok.jar " + (uninstall ? "uninstall" : "install"));
}
/**
* If run in headless mode, the installer can't show its fancy GUI. There's little point in running
* the installer without a GUI environment, as Eclipse doesn't run in headless mode either, so
* we'll make do with showing some basic info on Lombok as well as instructions for using lombok with javac.
*/
private static void printHeadlessInfo() {
System.out.printf("About lombok v%s\n" +
"Lombok makes java better by providing very spicy additions to the Java programming language," +
"such as using @Getter to automatically generate a getter method for any field.\n\n" +
"Browse to %s for more information. To install lombok on Eclipse, re-run this jar file on a " +
"graphical computer system - this message is being shown because your terminal is not graphics capable.\n" +
"Alternatively, use the command line installer (java -jar lombok.jar install --help).\n" +
"If you are just using 'javac' or a tool that calls on javac, no installation is neccessary; just " +
"make sure lombok.jar is in the classpath when you compile. Example:\n\n" +
" java -cp lombok.jar MyCode.java\n",
Version.getVersion(), ABOUT_LOMBOK_URL);
}
}