src/org/argeo/build/Make.java

   1 package org.argeo.build;
   2
   3 import static java.lang.System.Logger.Level.DEBUG;
   4 import static java.lang.System.Logger.Level.ERROR;
   5 import static java.lang.System.Logger.Level.INFO;
   6 import static java.lang.System.Logger.Level.WARNING;
   7
   8 import java.io.File;
   9 import java.io.IOException;
  10 import java.io.InputStream;
  11 import java.io.OutputStream;
  12 import java.io.PrintWriter;
  13 import java.lang.System.Logger;
  14 import java.lang.System.Logger.Level;
  15 import java.lang.management.ManagementFactory;
  16 import java.nio.file.DirectoryStream;
  17 import java.nio.file.FileVisitResult;
  18 import java.nio.file.Files;
  19 import java.nio.file.Path;
  20 import java.nio.file.PathMatcher;
  21 import java.nio.file.Paths;
  22 import java.nio.file.SimpleFileVisitor;
  23 import java.nio.file.StandardCopyOption;
  24 import java.nio.file.attribute.BasicFileAttributes;
  25 import java.util.ArrayList;
  26 import java.util.Arrays;
  27 import java.util.HashMap;
  28 import java.util.Iterator;
  29 import java.util.List;
  30 import java.util.Map;
  31 import java.util.Objects;
  32 import java.util.Properties;
  33 import java.util.StringJoiner;
  34 import java.util.StringTokenizer;
  35 import java.util.TreeMap;
  36 import java.util.concurrent.CompletableFuture;
  37 import java.util.jar.Attributes;
  38 import java.util.jar.JarEntry;
  39 import java.util.jar.JarOutputStream;
  40 import java.util.jar.Manifest;
  41 import java.util.zip.Deflater;
  42
  43 import org.eclipse.jdt.core.compiler.CompilationProgress;
  44
  45 import aQute.bnd.osgi.Analyzer;
  46 import aQute.bnd.osgi.Jar;
  47
  48 /**
  49  * Minimalistic OSGi compiler and packager, meant to be used as a single file
  50  * without being itself compiled first. It depends on the Eclipse batch compiler
  51  * (aka. ECJ) and the BND Libs library for OSGi metadata generation (which
  52  * itselfs depends on slf4j).<br/>
  53  * <br/>
  54  * For example, a typical system call would be:<br/>
  55  * <code>java -cp "/path/to/ECJ jar:/path/to/bndlib jar:/path/to/SLF4J jar" /path/to/cloned/argeo-build/src/org/argeo/build/Make.java action --option1 argument1 argument2 --option2 argument3 </code>
  56  */
  57 public class Make {
  58         private final static Logger logger = System.getLogger(Make.class.getName());
  59
  60         /**
  61          * Environment variable on whether sources should be packaged separately or
  62          * integrated in the bundles.
  63          */
  64         private final static String ENV_SOURCE_BUNDLES = "SOURCE_BUNDLES";
  65
  66         /**
  67          * Environment variable on whether legal files at the root of the sources should
  68          * be included in the generated bundles. Should be set to true when building
  69          * third-party software in order no to include the build harness license into
  70          * the generated bundles.
  71          */
  72         private final static String ENV_NO_SDK_LEGAL = "NO_SDK_LEGAL";
  73
  74         /**
  75          * Environment variable to override the default location for the Argeo Build
  76          * configuration files. Typically used if Argeo Build has been compiled and
  77          * packaged separately.
  78          */
  79         private final static String ENV_ARGEO_BUILD_CONFIG = "ARGEO_BUILD_CONFIG";
  80
  81         /** Make file variable (in {@link #SDK_MK}) with a path to the sources base. */
  82         private final static String VAR_SDK_SRC_BASE = "SDK_SRC_BASE";
  83
  84         /**
  85          * Make file variable (in {@link #SDK_MK}) with a path to the build output base.
  86          */
  87         private final static String VAR_SDK_BUILD_BASE = "SDK_BUILD_BASE";
  88         /**
  89          * Make file variable (in {@link #BRANCH_MK}) with the branch.
  90          */
  91         private final static String VAR_BRANCH = "BRANCH";
  92
  93         /** Name of the local-specific Makefile (sdk.mk). */
  94         final static String SDK_MK = "sdk.mk";
  95         /** Name of the branch definition Makefile (branch.mk). */
  96         final static String BRANCH_MK = "branch.mk";
  97
  98         /** The execution directory (${user.dir}). */
  99         final Path execDirectory;
 100         /** Base of the source code, typically the cloned git repository. */
 101         final Path sdkSrcBase;
 102         /**
 103          * The base of the builder, typically a submodule pointing to the INCLUDEpublic
 104          * argeo-build directory.
 105          */
 106         final Path argeoBuildBase;
 107         /** The base of the build for all layers. */
 108         final Path sdkBuildBase;
 109         /** The base of the build for this layer. */
 110         final Path buildBase;
 111         /** The base of the a2 output for all layers. */
 112         final Path a2Output;
 113         /** The base of the a2 sources when packaged separately. */
 114         final Path a2srcOutput;
 115
 116         /** Whether sources should be packaged separately. */
 117         final boolean sourceBundles;
 118         /** Whether common legal files should be included. */
 119         final boolean noSdkLegal;
 120
 121         /** Constructor initialises the base directories. */
 122         public Make() throws IOException {
 123                 sourceBundles = Boolean.parseBoolean(System.getenv(ENV_SOURCE_BUNDLES));
 124                 if (sourceBundles)
 125                         logger.log(Level.INFO, "Sources will be packaged separately");
 126                 noSdkLegal = Boolean.parseBoolean(System.getenv(ENV_NO_SDK_LEGAL));
 127                 if (noSdkLegal)
 128                         logger.log(Level.INFO, "SDK legal files will NOT be included");
 129
 130                 execDirectory = Paths.get(System.getProperty("user.dir"));
 131                 Path sdkMkP = findSdkMk(execDirectory);
 132                 Objects.requireNonNull(sdkMkP, "No " + SDK_MK + " found under " + execDirectory);
 133
 134                 Map<String, String> context = readMakefileVariables(sdkMkP);
 135                 sdkSrcBase = Paths.get(context.computeIfAbsent(VAR_SDK_SRC_BASE, (key) -> {
 136                         throw new IllegalStateException(key + " not found");
 137                 })).toAbsolutePath();
 138
 139                 Path argeoBuildBaseT = sdkSrcBase.resolve("sdk/argeo-build");
 140                 if (!Files.exists(argeoBuildBaseT)) {
 141                         String fromEnv = System.getenv(ENV_ARGEO_BUILD_CONFIG);
 142                         if (fromEnv != null)
 143                                 argeoBuildBaseT = Paths.get(fromEnv);
 144                         if (fromEnv == null || !Files.exists(argeoBuildBaseT)) {
 145                                 throw new IllegalStateException(
 146                                                 "Argeo Build not found. Did you initialise the git submodules or set the "
 147                                                                 + ENV_ARGEO_BUILD_CONFIG + " environment variable?");
 148                         }
 149                 }
 150                 argeoBuildBase = argeoBuildBaseT;
 151
 152                 sdkBuildBase = Paths.get(context.computeIfAbsent(VAR_SDK_BUILD_BASE, (key) -> {
 153                         throw new IllegalStateException(key + " not found");
 154                 })).toAbsolutePath();
 155                 buildBase = sdkBuildBase.resolve(sdkSrcBase.getFileName());
 156                 a2Output = sdkBuildBase.resolve("a2");
 157                 a2srcOutput = sdkBuildBase.resolve("a2.src");
 158         }
 159
 160         /*
 161          * ACTIONS
 162          */
 163         /** Compile and create the bundles in one go. */
 164         void all(Map<String, List<String>> options) throws IOException {
 165                 compile(options);
 166                 bundle(options);
 167         }
 168
 169         /** Compile all the bundles which have been passed via the --bundle argument. */
 170         void compile(Map<String, List<String>> options) throws IOException {
 171                 List<String> bundles = options.get("--bundles");
 172                 Objects.requireNonNull(bundles, "--bundles argument must be set");
 173                 if (bundles.isEmpty())
 174                         return;
 175
 176                 List<String> a2Categories = options.getOrDefault("--dep-categories", new ArrayList<>());
 177                 List<String> a2Bases = options.getOrDefault("--a2-bases", new ArrayList<>());
 178                 if (a2Bases.isEmpty() || !a2Bases.contains(a2Output.toString())) {
 179                         a2Bases.add(a2Output.toString());
 180                 }
 181
 182                 List<String> compilerArgs = new ArrayList<>();
 183
 184                 Path ecjArgs = argeoBuildBase.resolve("ecj.args");
 185                 compilerArgs.add("@" + ecjArgs);
 186
 187                 // classpath
 188                 if (!a2Categories.isEmpty()) {
 189                         // We will keep only the highest major.minor
 190                         // and order by bundle name, for predictability
 191                         Map<String, A2Jar> a2Jars = new TreeMap<>();
 192
 193 //                      StringJoiner modulePath = new StringJoiner(File.pathSeparator);
 194                         for (String a2Base : a2Bases) {
 195                                 categories: for (String a2Category : a2Categories) {
 196                                         Path a2Dir = Paths.get(a2Base).resolve(a2Category);
 197                                         if (!Files.exists(a2Dir))
 198                                                 continue categories;
 199 //                                      modulePath.add(a2Dir.toString());
 200                                         for (Path jarP : Files.newDirectoryStream(a2Dir, (p) -> p.getFileName().toString().endsWith(".jar")
 201                                                         && !p.getFileName().toString().endsWith(".src.jar"))) {
 202                                                 A2Jar a2Jar = new A2Jar(jarP);
 203                                                 if (a2Jars.containsKey(a2Jar.name)) {
 204                                                         A2Jar current = a2Jars.get(a2Jar.name);
 205                                                         if (a2Jar.major > current.major)
 206                                                                 a2Jars.put(a2Jar.name, a2Jar);
 207                                                         else if (a2Jar.major == current.major //
 208                                                                         // if minor equals, we take the last one
 209                                                                         && a2Jar.minor >= current.minor)
 210                                                                 a2Jars.put(a2Jar.name, a2Jar);
 211                                                 } else {
 212                                                         a2Jars.put(a2Jar.name, a2Jar);
 213                                                 }
 214                                         }
 215                                 }
 216                         }
 217
 218                         StringJoiner classPath = new StringJoiner(File.pathSeparator);
 219                         for (Iterator<A2Jar> it = a2Jars.values().iterator(); it.hasNext();)
 220                                 classPath.add(it.next().path.toString());
 221
 222                         compilerArgs.add("-cp");
 223                         compilerArgs.add(classPath.toString());
 224 //                      compilerArgs.add("--module-path");
 225 //                      compilerArgs.add(modulePath.toString());
 226                 }
 227
 228                 // sources
 229                 for (String bundle : bundles) {
 230                         StringBuilder sb = new StringBuilder();
 231                         Path bundlePath = execDirectory.resolve(bundle);
 232                         if (!Files.exists(bundlePath)) {
 233                                 if (bundles.size() == 1) {
 234                                         logger.log(WARNING, "Bundle " + bundle + " not found in " + execDirectory
 235                                                         + ", assuming this is this directory, as only one bundle was requested.");
 236                                         bundlePath = execDirectory;
 237                                 } else
 238                                         throw new IllegalArgumentException("Bundle " + bundle + " not found in " + execDirectory);
 239                         }
 240                         sb.append(bundlePath.resolve("src"));
 241                         sb.append("[-d");
 242                         compilerArgs.add(sb.toString());
 243                         sb = new StringBuilder();
 244                         sb.append(buildBase.resolve(bundle).resolve("bin"));
 245                         sb.append("]");
 246                         compilerArgs.add(sb.toString());
 247                 }
 248
 249                 if (logger.isLoggable(INFO))
 250                         compilerArgs.add("-time");
 251
 252                 if (logger.isLoggable(DEBUG)) {
 253                         logger.log(DEBUG, "Compiler arguments:");
 254                         for (String arg : compilerArgs)
 255                                 logger.log(DEBUG, arg);
 256                 }
 257
 258                 boolean success = org.eclipse.jdt.core.compiler.batch.BatchCompiler.compile(
 259                                 compilerArgs.toArray(new String[compilerArgs.size()]), new PrintWriter(System.out),
 260                                 new PrintWriter(System.err), new MakeCompilationProgress());
 261                 if (!success) // kill the process if compilation failed
 262                         throw new IllegalStateException("Compilation failed");
 263         }
 264
 265         /** Package the bundles. */
 266         void bundle(Map<String, List<String>> options) throws IOException {
 267                 // check arguments
 268                 List<String> bundles = options.get("--bundles");
 269                 Objects.requireNonNull(bundles, "--bundles argument must be set");
 270                 if (bundles.isEmpty())
 271                         return;
 272
 273                 List<String> categories = options.get("--category");
 274                 Objects.requireNonNull(categories, "--category argument must be set");
 275                 if (categories.size() != 1)
 276                         throw new IllegalArgumentException("One and only one --category must be specified");
 277                 String category = categories.get(0);
 278
 279                 final String branch;
 280                 Path branchMk = sdkSrcBase.resolve(BRANCH_MK);
 281                 if (Files.exists(branchMk)) {
 282                         Map<String, String> branchVariables = readMakefileVariables(branchMk);
 283                         branch = branchVariables.get(VAR_BRANCH);
 284                 } else {
 285                         branch = null;
 286                 }
 287
 288                 long begin = System.currentTimeMillis();
 289                 // create jars in parallel
 290                 List<CompletableFuture<Void>> toDos = new ArrayList<>();
 291                 for (String bundle : bundles) {
 292                         toDos.add(CompletableFuture.runAsync(() -> {
 293                                 try {
 294                                         createBundle(branch, bundle, category);
 295                                 } catch (IOException e) {
 296                                         throw new RuntimeException("Packaging of " + bundle + " failed", e);
 297                                 }
 298                         }));
 299                 }
 300                 CompletableFuture.allOf(toDos.toArray(new CompletableFuture[toDos.size()])).join();
 301                 long duration = System.currentTimeMillis() - begin;
 302                 logger.log(INFO, "Packaging took " + duration + " ms");
 303         }
 304
 305         /** Install the bundles. */
 306         void install(Map<String, List<String>> options, boolean uninstall) throws IOException {
 307                 // check arguments
 308                 List<String> bundles = options.get("--bundles");
 309                 Objects.requireNonNull(bundles, "--bundles argument must be set");
 310                 if (bundles.isEmpty())
 311                         return;
 312
 313                 List<String> categories = options.get("--category");
 314                 Objects.requireNonNull(categories, "--category argument must be set");
 315                 if (categories.size() != 1)
 316                         throw new IllegalArgumentException("One and only one --category must be specified");
 317                 String category = categories.get(0);
 318
 319                 List<String> targetDirs = options.get("--target");
 320                 Objects.requireNonNull(targetDirs, "--target argument must be set");
 321                 if (targetDirs.size() != 1)
 322                         throw new IllegalArgumentException("One and only one --target must be specified");
 323                 Path targetA2 = Paths.get(targetDirs.get(0));
 324                 logger.log(INFO, (uninstall ? "Uninstalling from " : "Installing to ") + targetA2);
 325
 326                 final String branch;
 327                 Path branchMk = sdkSrcBase.resolve(BRANCH_MK);
 328                 if (Files.exists(branchMk)) {
 329                         Map<String, String> branchVariables = readMakefileVariables(branchMk);
 330                         branch = branchVariables.get(VAR_BRANCH);
 331                 } else {
 332                         throw new IllegalArgumentException(VAR_BRANCH + " variable must be set.");
 333                 }
 334
 335                 Properties properties = new Properties();
 336                 Path branchBnd = sdkSrcBase.resolve("sdk/branches/" + branch + ".bnd");
 337                 if (Files.exists(branchBnd))
 338                         try (InputStream in = Files.newInputStream(branchBnd)) {
 339                                 properties.load(in);
 340                         }
 341                 String major = properties.getProperty("major");
 342                 Objects.requireNonNull(major, "'major' must be set");
 343                 String minor = properties.getProperty("minor");
 344                 Objects.requireNonNull(minor, "'minor' must be set");
 345
 346                 int count = 0;
 347                 for (String bundle : bundles) {
 348                         Path bundlePath = Paths.get(bundle);
 349                         Path bundleParent = bundlePath.getParent();
 350                         Path a2JarDirectory = bundleParent != null ? a2Output.resolve(bundleParent).resolve(category)
 351                                         : a2Output.resolve(category);
 352                         Path jarP = a2JarDirectory.resolve(bundlePath.getFileName() + "." + major + "." + minor + ".jar");
 353
 354                         Path targetJarP = targetA2.resolve(a2Output.relativize(jarP));
 355                         if (uninstall) { // uninstall
 356                                 if (Files.exists(targetJarP)) {
 357                                         Files.delete(targetJarP);
 358                                         logger.log(DEBUG, "Removed " + targetJarP);
 359                                         count++;
 360                                 }
 361                                 Path targetParent = targetJarP.getParent();
 362                                 deleteEmptyParents(targetA2, targetParent);
 363                         } else { // install
 364                                 Files.createDirectories(targetJarP.getParent());
 365                                 boolean update = Files.exists(targetJarP);
 366                                 Files.copy(jarP, targetJarP, StandardCopyOption.REPLACE_EXISTING);
 367                                 logger.log(DEBUG, (update ? "Updated " : "Installed ") + targetJarP);
 368                                 count++;
 369                         }
 370                 }
 371                 logger.log(INFO, uninstall ? count + " bundles removed" : count + " bundles installed or updated");
 372         }
 373
 374         /** Delete empty parent directory up to the A2 target (included). */
 375         void deleteEmptyParents(Path targetA2, Path targetParent) throws IOException {
 376                 if (!Files.isDirectory(targetParent))
 377                         throw new IllegalArgumentException(targetParent + " must be a directory");
 378                 boolean isA2target = Files.isSameFile(targetA2, targetParent);
 379                 if (!Files.list(targetParent).iterator().hasNext()) {
 380                         Files.delete(targetParent);
 381                         if (isA2target)
 382                                 return;// stop after deleting A2 base
 383                         deleteEmptyParents(targetA2, targetParent.getParent());
 384                 }
 385         }
 386
 387         /** Package a single bundle. */
 388         void createBundle(String branch, String bundle, String category) throws IOException {
 389                 final Path source;
 390                 if (!Files.exists(execDirectory.resolve(bundle))) {
 391                         logger.log(WARNING,
 392                                         "Bundle " + bundle + " not found in " + execDirectory + ", assuming this is this directory.");
 393                         source = execDirectory;
 394                 } else {
 395                         source = execDirectory.resolve(bundle);
 396                 }
 397                 Path srcP = source.resolve("src");
 398
 399                 Path compiled = buildBase.resolve(bundle);
 400                 String bundleSymbolicName = source.getFileName().toString();
 401
 402                 // Metadata
 403                 Properties properties = new Properties();
 404                 Path argeoBnd = argeoBuildBase.resolve("argeo.bnd");
 405                 try (InputStream in = Files.newInputStream(argeoBnd)) {
 406                         properties.load(in);
 407                 }
 408
 409                 if (branch != null) {
 410                         Path branchBnd = sdkSrcBase.resolve("sdk/branches/" + branch + ".bnd");
 411                         if (Files.exists(branchBnd))
 412                                 try (InputStream in = Files.newInputStream(branchBnd)) {
 413                                         properties.load(in);
 414                                 }
 415                 }
 416
 417                 Path bndBnd = source.resolve("bnd.bnd");
 418                 if (Files.exists(bndBnd))
 419                         try (InputStream in = Files.newInputStream(bndBnd)) {
 420                                 properties.load(in);
 421                         }
 422
 423                 // Normalise
 424                 if (!properties.containsKey("Bundle-SymbolicName"))
 425                         properties.put("Bundle-SymbolicName", bundleSymbolicName);
 426
 427                 // Calculate MANIFEST
 428                 Path binP = compiled.resolve("bin");
 429                 if (!Files.exists(binP))
 430                         Files.createDirectories(binP);
 431                 Manifest manifest;
 432                 try (Analyzer bndAnalyzer = new Analyzer()) {
 433                         bndAnalyzer.setProperties(properties);
 434                         Jar jar = new Jar(bundleSymbolicName, binP.toFile());
 435                         bndAnalyzer.setJar(jar);
 436                         manifest = bndAnalyzer.calcManifest();
 437                 } catch (Exception e) {
 438                         throw new RuntimeException("Bnd analysis of " + compiled + " failed", e);
 439                 }
 440
 441                 String major = properties.getProperty("major");
 442                 Objects.requireNonNull(major, "'major' must be set");
 443                 String minor = properties.getProperty("minor");
 444                 Objects.requireNonNull(minor, "'minor' must be set");
 445
 446                 // Write manifest
 447                 Path manifestP = compiled.resolve("META-INF/MANIFEST.MF");
 448                 Files.createDirectories(manifestP.getParent());
 449                 try (OutputStream out = Files.newOutputStream(manifestP)) {
 450                         manifest.write(out);
 451                 }
 452
 453                 // Load excludes
 454                 List<PathMatcher> excludes = new ArrayList<>();
 455                 Path excludesP = argeoBuildBase.resolve("excludes.txt");
 456                 for (String line : Files.readAllLines(excludesP)) {
 457                         PathMatcher pathMatcher = excludesP.getFileSystem().getPathMatcher("glob:" + line);
 458                         excludes.add(pathMatcher);
 459                 }
 460
 461                 Path bundleParent = Paths.get(bundle).getParent();
 462                 Path a2JarDirectory = bundleParent != null ? a2Output.resolve(bundleParent).resolve(category)
 463                                 : a2Output.resolve(category);
 464                 Path jarP = a2JarDirectory.resolve(compiled.getFileName() + "." + major + "." + minor + ".jar");
 465                 Files.createDirectories(jarP.getParent());
 466
 467                 try (JarOutputStream jarOut = new JarOutputStream(Files.newOutputStream(jarP), manifest)) {
 468                         jarOut.setLevel(Deflater.DEFAULT_COMPRESSION);
 469                         // add all classes first
 470                         Files.walkFileTree(binP, new SimpleFileVisitor<Path>() {
 471                                 @Override
 472                                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 473                                         jarOut.putNextEntry(new JarEntry(binP.relativize(file).toString()));
 474                                         Files.copy(file, jarOut);
 475                                         return FileVisitResult.CONTINUE;
 476                                 }
 477                         });
 478
 479                         // add resources
 480                         Files.walkFileTree(source, new SimpleFileVisitor<Path>() {
 481                                 @Override
 482                                 public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
 483                                         // skip output directory if it happens to be within the sources
 484                                         if (Files.isSameFile(sdkBuildBase, dir))
 485                                                 return FileVisitResult.SKIP_SUBTREE;
 486
 487                                         // skip excluded patterns
 488                                         Path relativeP = source.relativize(dir);
 489                                         for (PathMatcher exclude : excludes)
 490                                                 if (exclude.matches(relativeP))
 491                                                         return FileVisitResult.SKIP_SUBTREE;
 492
 493                                         return FileVisitResult.CONTINUE;
 494                                 }
 495
 496                                 @Override
 497                                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 498                                         Path relativeP = source.relativize(file);
 499                                         for (PathMatcher exclude : excludes)
 500                                                 if (exclude.matches(relativeP))
 501                                                         return FileVisitResult.CONTINUE;
 502                                         JarEntry entry = new JarEntry(relativeP.toString());
 503                                         jarOut.putNextEntry(entry);
 504                                         Files.copy(file, jarOut);
 505                                         return FileVisitResult.CONTINUE;
 506                                 }
 507                         });
 508
 509                         // Add all resources from src/
 510                         Files.walkFileTree(srcP, new SimpleFileVisitor<Path>() {
 511                                 @Override
 512                                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 513                                         if (file.getFileName().toString().endsWith(".java")
 514                                                         || file.getFileName().toString().endsWith(".class"))
 515                                                 return FileVisitResult.CONTINUE;
 516                                         jarOut.putNextEntry(new JarEntry(srcP.relativize(file).toString()));
 517                                         if (!Files.isDirectory(file))
 518                                                 Files.copy(file, jarOut);
 519                                         return FileVisitResult.CONTINUE;
 520                                 }
 521                         });
 522
 523                         // add legal notices and licenses
 524                         for (Path p : listLegalFilesToInclude(source).values()) {
 525                                 jarOut.putNextEntry(new JarEntry(p.getFileName().toString()));
 526                                 Files.copy(p, jarOut);
 527                         }
 528
 529                         // add sources
 530                         // TODO add effective BND, Eclipse project file, etc., in order to be able to
 531                         // repackage
 532                         if (!sourceBundles) {
 533                                 copySourcesToJar(srcP, jarOut, "OSGI-OPT/src/");
 534                         }
 535                 }
 536
 537                 if (sourceBundles) {// create separate sources jar
 538                         Path a2srcJarDirectory = bundleParent != null ? a2srcOutput.resolve(bundleParent).resolve(category)
 539                                         : a2srcOutput.resolve(category);
 540                         Files.createDirectories(a2srcJarDirectory);
 541                         Path srcJarP = a2srcJarDirectory.resolve(compiled.getFileName() + "." + major + "." + minor + ".src.jar");
 542                         Manifest srcManifest = new Manifest();
 543                         srcManifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
 544                         srcManifest.getMainAttributes().putValue("Bundle-SymbolicName", bundleSymbolicName + ".src");
 545                         srcManifest.getMainAttributes().putValue("Bundle-Version",
 546                                         manifest.getMainAttributes().getValue("Bundle-Version").toString());
 547                         srcManifest.getMainAttributes().putValue("Eclipse-SourceBundle",
 548                                         bundleSymbolicName + ";version=\"" + manifest.getMainAttributes().getValue("Bundle-Version"));
 549
 550                         try (JarOutputStream srcJarOut = new JarOutputStream(Files.newOutputStream(srcJarP), srcManifest)) {
 551                                 copySourcesToJar(srcP, srcJarOut, "");
 552                                 // add legal notices and licenses
 553                                 for (Path p : listLegalFilesToInclude(source).values()) {
 554                                         srcJarOut.putNextEntry(new JarEntry(p.getFileName().toString()));
 555                                         Files.copy(p, srcJarOut);
 556                                 }
 557                         }
 558                 }
 559         }
 560
 561         /** List the relevant legal files to include, from the SDK source base. */
 562         Map<String, Path> listLegalFilesToInclude(Path bundleBase) throws IOException {
 563                 Map<String, Path> toInclude = new HashMap<>();
 564                 if (!noSdkLegal) {
 565                         DirectoryStream<Path> sdkSrcLegal = Files.newDirectoryStream(sdkSrcBase, (p) -> {
 566                                 String fileName = p.getFileName().toString();
 567                                 return switch (fileName) {
 568                                 case "NOTICE":
 569                                 case "LICENSE":
 570                                 case "COPYING":
 571                                 case "COPYING.LESSER":
 572                                         yield true;
 573                                 default:
 574                                         yield false;
 575                                 };
 576                         });
 577                         for (Path p : sdkSrcLegal)
 578                                 toInclude.put(p.getFileName().toString(), p);
 579                 }
 580                 for (Iterator<Map.Entry<String, Path>> entries = toInclude.entrySet().iterator(); entries.hasNext();) {
 581                         Map.Entry<String, Path> entry = entries.next();
 582                         Path inBundle = bundleBase.resolve(entry.getValue().getFileName());
 583                         // remove file if it is also defined at bundle level
 584                         // since it has already been copied
 585                         // and has priority
 586                         if (Files.exists(inBundle))
 587                                 entries.remove();
 588                 }
 589                 return toInclude;
 590         }
 591
 592         /*
 593          * UTILITIES
 594          */
 595         /** Add sources to a jar file */
 596         void copySourcesToJar(Path srcP, JarOutputStream srcJarOut, String prefix) throws IOException {
 597                 Files.walkFileTree(srcP, new SimpleFileVisitor<Path>() {
 598                         @Override
 599                         public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 600                                 srcJarOut.putNextEntry(new JarEntry(prefix + srcP.relativize(file).toString()));
 601                                 if (!Files.isDirectory(file))
 602                                         Files.copy(file, srcJarOut);
 603                                 return FileVisitResult.CONTINUE;
 604                         }
 605                 });
 606         }
 607
 608         /**
 609          * Recursively find the base source directory (which contains the
 610          * <code>{@value #SDK_MK}</code> file).
 611          */
 612         Path findSdkMk(Path directory) {
 613                 Path sdkMkP = directory.resolve(SDK_MK);
 614                 if (Files.exists(sdkMkP)) {
 615                         return sdkMkP.toAbsolutePath();
 616                 }
 617                 if (directory.getParent() == null)
 618                         return null;
 619                 return findSdkMk(directory.getParent());
 620         }
 621
 622         /**
 623          * Reads Makefile variable assignments of the form =, :=, or ?=, ignoring white
 624          * spaces. To be used with very simple included Makefiles only.
 625          */
 626         Map<String, String> readMakefileVariables(Path path) throws IOException {
 627                 Map<String, String> context = new HashMap<>();
 628                 List<String> sdkMkLines = Files.readAllLines(path);
 629                 lines: for (String line : sdkMkLines) {
 630                         StringTokenizer st = new StringTokenizer(line, " :=?");
 631                         if (!st.hasMoreTokens())
 632                                 continue lines;
 633                         String key = st.nextToken();
 634                         if (!st.hasMoreTokens())
 635                                 continue lines;
 636                         String value = st.nextToken();
 637                         if (st.hasMoreTokens()) // probably not a simple variable assignment
 638                                 continue lines;
 639                         context.put(key, value);
 640                 }
 641                 return context;
 642         }
 643
 644         /** Main entry point, interpreting actions and arguments. */
 645         public static void main(String... args) {
 646                 if (args.length == 0)
 647                         throw new IllegalArgumentException("At least an action must be provided");
 648                 int actionIndex = 0;
 649                 String action = args[actionIndex];
 650                 if (args.length > actionIndex + 1 && !args[actionIndex + 1].startsWith("-"))
 651                         throw new IllegalArgumentException(
 652                                         "Action " + action + " must be followed by an option: " + Arrays.asList(args));
 653
 654                 Map<String, List<String>> options = new HashMap<>();
 655                 String currentOption = null;
 656                 for (int i = actionIndex + 1; i < args.length; i++) {
 657                         if (args[i].startsWith("-")) {
 658                                 currentOption = args[i];
 659                                 if (!options.containsKey(currentOption))
 660                                         options.put(currentOption, new ArrayList<>());
 661
 662                         } else {
 663                                 options.get(currentOption).add(args[i]);
 664                         }
 665                 }
 666
 667                 try {
 668                         Make argeoMake = new Make();
 669                         switch (action) {
 670                         case "compile" -> argeoMake.compile(options);
 671                         case "bundle" -> argeoMake.bundle(options);
 672                         case "all" -> argeoMake.all(options);
 673                         case "install" -> argeoMake.install(options, false);
 674                         case "uninstall" -> argeoMake.install(options, true);
 675
 676                         default -> throw new IllegalArgumentException("Unkown action: " + action);
 677                         }
 678
 679                         long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
 680                         logger.log(INFO, "Make.java action '" + action + "' succesfully completed after " + (jvmUptime / 1000) + "."
 681                                         + (jvmUptime % 1000) + " s");
 682                 } catch (Exception e) {
 683                         long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
 684                         logger.log(ERROR, "Make.java action '" + action + "' failed after " + (jvmUptime / 1000) + "."
 685                                         + (jvmUptime % 1000) + " s", e);
 686                         System.exit(1);
 687                 }
 688         }
 689
 690         /** A jar file in A2 format */
 691         static class A2Jar {
 692                 final Path path;
 693                 final String name;
 694                 final int major;
 695                 final int minor;
 696
 697                 A2Jar(Path path) {
 698                         try {
 699                                 this.path = path;
 700                                 String fileName = path.getFileName().toString();
 701                                 fileName = fileName.substring(0, fileName.lastIndexOf('.'));
 702                                 minor = Integer.parseInt(fileName.substring(fileName.lastIndexOf('.') + 1));
 703                                 fileName = fileName.substring(0, fileName.lastIndexOf('.'));
 704                                 major = Integer.parseInt(fileName.substring(fileName.lastIndexOf('.') + 1));
 705                                 name = fileName.substring(0, fileName.lastIndexOf('.'));
 706                         } catch (Exception e) {
 707                                 throw new IllegalArgumentException("Badly formatted A2 jar " + path, e);
 708                         }
 709                 }
 710         }
 711
 712         /**
 713          * An ECJ {@link CompilationProgress} printing a progress bar while compiling.
 714          */
 715         static class MakeCompilationProgress extends CompilationProgress {
 716                 private int totalWork;
 717                 private long currentChunk = 0;
 718                 private long chunksCount = 80;
 719
 720                 @Override
 721                 public void worked(int workIncrement, int remainingWork) {
 722                         if (!logger.isLoggable(Level.INFO)) // progress bar only at INFO level
 723                                 return;
 724                         long chunk = ((totalWork - remainingWork) * chunksCount) / totalWork;
 725                         if (chunk != currentChunk) {
 726                                 currentChunk = chunk;
 727                                 for (long i = 0; i < currentChunk; i++) {
 728                                         System.out.print("#");
 729                                 }
 730                                 for (long i = currentChunk; i < chunksCount; i++) {
 731                                         System.out.print("-");
 732                                 }
 733                                 System.out.print("\r");
 734                         }
 735                         if (remainingWork == 0)
 736                                 System.out.print("\n");
 737                 }
 738
 739                 @Override
 740                 public void setTaskName(String name) {
 741                 }
 742
 743                 @Override
 744                 public boolean isCanceled() {
 745                         return false;
 746                 }
 747
 748                 @Override
 749                 public void done() {
 750                 }
 751
 752                 @Override
 753                 public void begin(int remainingWork) {
 754                         this.totalWork = remainingWork;
 755                 }
 756         }
 757 }