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.stream.Collectors;
  42 import java.util.zip.Deflater;
  43
  44 import org.eclipse.jdt.core.compiler.CompilationProgress;
  45
  46 import aQute.bnd.osgi.Analyzer;
  47 import aQute.bnd.osgi.Jar;
  48 import aQute.bnd.plugin.jpms.JPMSModuleInfoPlugin;
  49
  50 /**
  51  * Minimalistic OSGi compiler and packager, meant to be used as a single file
  52  * without being itself compiled first. It depends on the Eclipse batch compiler
  53  * (aka. ECJ) and the BND Libs library for OSGi metadata generation (which
  54  * itselfs depends on slf4j).<br/>
  55  * <br/>
  56  * For example, a typical system call would be:<br/>
  57  * <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>
  58  */
  59 public class Make {
  60         private final static Logger logger = System.getLogger(Make.class.getName());
  61
  62         /**
  63          * Environment variable on whether sources should be packaged separately or
  64          * integrated in the bundles.
  65          */
  66         private final static String ENV_SOURCE_BUNDLES = "SOURCE_BUNDLES";
  67
  68         /**
  69          * Environment variable on whether legal files at the root of the sources should
  70          * be included in the generated bundles. Should be set to true when building
  71          * third-party software in order no to include the build harness license into
  72          * the generated bundles.
  73          */
  74         private final static String ENV_NO_SDK_LEGAL = "NO_SDK_LEGAL";
  75
  76         /**
  77          * Environment variable to override the default location for the Argeo Build
  78          * configuration files. Typically used if Argeo Build has been compiled and
  79          * packaged separately.
  80          */
  81         private final static String ENV_ARGEO_BUILD_CONFIG = "ARGEO_BUILD_CONFIG";
  82
  83         /** Make file variable (in {@link #SDK_MK}) with a path to the sources base. */
  84         private final static String VAR_SDK_SRC_BASE = "SDK_SRC_BASE";
  85
  86         /**
  87          * Make file variable (in {@link #SDK_MK}) with a path to the build output base.
  88          */
  89         private final static String VAR_SDK_BUILD_BASE = "SDK_BUILD_BASE";
  90         /**
  91          * Make file variable (in {@link #BRANCH_MK}) with the branch.
  92          */
  93         private final static String VAR_BRANCH = "BRANCH";
  94
  95         /** Name of the local-specific Makefile (sdk.mk). */
  96         final static String SDK_MK = "sdk.mk";
  97         /** Name of the branch definition Makefile (branch.mk). */
  98         final static String BRANCH_MK = "branch.mk";
  99
 100         /** The execution directory (${user.dir}). */
 101         final Path execDirectory;
 102         /** Base of the source code, typically the cloned git repository. */
 103         final Path sdkSrcBase;
 104         /**
 105          * The base of the builder, typically a submodule pointing to the INCLUDEpublic
 106          * argeo-build directory.
 107          */
 108         final Path argeoBuildBase;
 109         /** The base of the build for all layers. */
 110         final Path sdkBuildBase;
 111         /** The base of the build for this layer. */
 112         final Path buildBase;
 113         /** The base of the a2 output for all layers. */
 114         final Path a2Output;
 115         /** The base of the a2 sources when packaged separately. */
 116         final Path a2srcOutput;
 117
 118         /** Whether sources should be packaged separately. */
 119         final boolean sourceBundles;
 120         /** Whether common legal files should be included. */
 121         final boolean noSdkLegal;
 122
 123         /** Constructor initialises the base directories. */
 124         public Make() throws IOException {
 125                 sourceBundles = Boolean.parseBoolean(System.getenv(ENV_SOURCE_BUNDLES));
 126                 if (sourceBundles)
 127                         logger.log(Level.INFO, "Sources will be packaged separately");
 128                 noSdkLegal = Boolean.parseBoolean(System.getenv(ENV_NO_SDK_LEGAL));
 129                 if (noSdkLegal)
 130                         logger.log(Level.INFO, "SDK legal files will NOT be included");
 131
 132                 execDirectory = Paths.get(System.getProperty("user.dir"));
 133                 Path sdkMkP = findSdkMk(execDirectory);
 134                 Objects.requireNonNull(sdkMkP, "No " + SDK_MK + " found under " + execDirectory);
 135
 136                 Map<String, String> context = readMakefileVariables(sdkMkP);
 137                 sdkSrcBase = Paths.get(context.computeIfAbsent(VAR_SDK_SRC_BASE, (key) -> {
 138                         throw new IllegalStateException(key + " not found");
 139                 })).toAbsolutePath();
 140
 141                 Path argeoBuildBaseT = sdkSrcBase.resolve("sdk/argeo-build");
 142                 if (!Files.exists(argeoBuildBaseT)) {
 143                         String fromEnv = System.getenv(ENV_ARGEO_BUILD_CONFIG);
 144                         if (fromEnv != null)
 145                                 argeoBuildBaseT = Paths.get(fromEnv);
 146                         if (fromEnv == null || !Files.exists(argeoBuildBaseT)) {
 147                                 throw new IllegalStateException(
 148                                                 "Argeo Build not found. Did you initialise the git submodules or set the "
 149                                                                 + ENV_ARGEO_BUILD_CONFIG + " environment variable?");
 150                         }
 151                 }
 152                 argeoBuildBase = argeoBuildBaseT;
 153
 154                 sdkBuildBase = Paths.get(context.computeIfAbsent(VAR_SDK_BUILD_BASE, (key) -> {
 155                         throw new IllegalStateException(key + " not found");
 156                 })).toAbsolutePath();
 157                 buildBase = sdkBuildBase.resolve(sdkSrcBase.getFileName());
 158                 a2Output = sdkBuildBase.resolve("a2");
 159                 a2srcOutput = sdkBuildBase.resolve("a2.src");
 160         }
 161
 162         /*
 163          * ACTIONS
 164          */
 165         /** Compile and create the bundles in one go. */
 166         void all(Map<String, List<String>> options) throws IOException {
 167                 compile(options);
 168                 bundle(options);
 169         }
 170
 171         /** Compile all the bundles which have been passed via the --bundle argument. */
 172         void compile(Map<String, List<String>> options) throws IOException {
 173                 List<String> bundles = options.get("--bundles");
 174                 Objects.requireNonNull(bundles, "--bundles argument must be set");
 175                 if (bundles.isEmpty())
 176                         return;
 177
 178                 List<String> a2Categories = options.getOrDefault("--dep-categories", new ArrayList<>());
 179                 List<String> a2Bases = options.getOrDefault("--a2-bases", new ArrayList<>());
 180                 a2Bases = a2Bases.stream().distinct().collect(Collectors.toList());// remove duplicates
 181                 if (a2Bases.isEmpty() || !a2Bases.contains(a2Output.toString())) {// make sure a2 output is available
 182                         a2Bases.add(a2Output.toString());
 183                 }
 184
 185                 List<String> compilerArgs = new ArrayList<>();
 186
 187                 Path ecjArgs = argeoBuildBase.resolve("ecj.args");
 188                 compilerArgs.add("@" + ecjArgs);
 189
 190                 // classpath
 191                 if (!a2Categories.isEmpty()) {
 192                         // We will keep only the highest major.minor
 193                         // and order by bundle name, for predictability
 194                         Map<String, A2Jar> a2Jars = new TreeMap<>();
 195
 196 //                      StringJoiner modulePath = new StringJoiner(File.pathSeparator);
 197                         for (String a2Base : a2Bases) {
 198                                 categories: for (String a2Category : a2Categories) {
 199                                         Path a2Dir = Paths.get(a2Base).resolve(a2Category);
 200                                         if (!Files.exists(a2Dir))
 201                                                 continue categories;
 202 //                                      modulePath.add(a2Dir.toString());
 203                                         for (Path jarP : Files.newDirectoryStream(a2Dir, (p) -> p.getFileName().toString().endsWith(".jar")
 204                                                         && !p.getFileName().toString().endsWith(".src.jar"))) {
 205                                                 A2Jar a2Jar = new A2Jar(jarP);
 206                                                 if (a2Jars.containsKey(a2Jar.name)) {
 207                                                         A2Jar current = a2Jars.get(a2Jar.name);
 208                                                         if (a2Jar.major > current.major)
 209                                                                 a2Jars.put(a2Jar.name, a2Jar);
 210                                                         else if (a2Jar.major == current.major && a2Jar.minor > current.minor)
 211                                                                 a2Jars.put(a2Jar.name, a2Jar);
 212                                                         // keep if minor equals
 213                                                 } else {
 214                                                         a2Jars.put(a2Jar.name, a2Jar);
 215                                                 }
 216                                         }
 217                                 }
 218                         }
 219
 220                         StringJoiner classPath = new StringJoiner(File.pathSeparator);
 221                         for (Iterator<A2Jar> it = a2Jars.values().iterator(); it.hasNext();)
 222                                 classPath.add(it.next().path.toString());
 223
 224                         compilerArgs.add("-cp");
 225                         compilerArgs.add(classPath.toString());
 226 //                      compilerArgs.add("--module-path");
 227 //                      compilerArgs.add(modulePath.toString());
 228                 }
 229
 230                 // sources
 231                 boolean atLeastOneBundleToCompile = false;
 232                 bundles: for (String bundle : bundles) {
 233                         StringBuilder sb = new StringBuilder();
 234                         Path bundlePath = execDirectory.resolve(bundle);
 235                         if (!Files.exists(bundlePath)) {
 236                                 if (bundles.size() == 1) {
 237                                         logger.log(WARNING, "Bundle " + bundle + " not found in " + execDirectory
 238                                                         + ", assuming this is this directory, as only one bundle was requested.");
 239                                         bundlePath = execDirectory;
 240                                 } else
 241                                         throw new IllegalArgumentException("Bundle " + bundle + " not found in " + execDirectory);
 242                         }
 243                         Path bundleSrc = bundlePath.resolve("src");
 244                         if (!Files.exists(bundleSrc)) {
 245                                 logger.log(WARNING, bundleSrc + " does not exist, skipping it, as this is not a Java bundle");
 246                                 continue bundles;
 247                         }
 248                         sb.append(bundleSrc);
 249                         sb.append("[-d");
 250                         compilerArgs.add(sb.toString());
 251                         sb = new StringBuilder();
 252                         sb.append(buildBase.resolve(bundle).resolve("bin"));
 253                         sb.append("]");
 254                         compilerArgs.add(sb.toString());
 255                         atLeastOneBundleToCompile = true;
 256                 }
 257
 258                 if (!atLeastOneBundleToCompile)
 259                         return;
 260
 261                 if (logger.isLoggable(INFO))
 262                         compilerArgs.add("-time");
 263
 264                 if (logger.isLoggable(DEBUG)) {
 265                         logger.log(DEBUG, "Compiler arguments:");
 266                         for (String arg : compilerArgs)
 267                                 logger.log(DEBUG, arg);
 268                 }
 269
 270                 boolean success = org.eclipse.jdt.core.compiler.batch.BatchCompiler.compile(
 271                                 compilerArgs.toArray(new String[compilerArgs.size()]), new PrintWriter(System.out),
 272                                 new PrintWriter(System.err), new MakeCompilationProgress());
 273                 if (!success) // kill the process if compilation failed
 274                         throw new IllegalStateException("Compilation failed");
 275         }
 276
 277         /** Package the bundles. */
 278         void bundle(Map<String, List<String>> options) throws IOException {
 279                 // check arguments
 280                 List<String> bundles = options.get("--bundles");
 281                 Objects.requireNonNull(bundles, "--bundles argument must be set");
 282                 if (bundles.isEmpty())
 283                         return;
 284
 285                 List<String> categories = options.get("--category");
 286                 Objects.requireNonNull(categories, "--category argument must be set");
 287                 if (categories.size() != 1)
 288                         throw new IllegalArgumentException("One and only one --category must be specified");
 289                 String category = categories.get(0);
 290
 291                 final String branch;
 292                 Path branchMk = sdkSrcBase.resolve(BRANCH_MK);
 293                 if (Files.exists(branchMk)) {
 294                         Map<String, String> branchVariables = readMakefileVariables(branchMk);
 295                         branch = branchVariables.get(VAR_BRANCH);
 296                 } else {
 297                         branch = null;
 298                 }
 299
 300                 long begin = System.currentTimeMillis();
 301                 // create jars in parallel
 302                 List<CompletableFuture<Void>> toDos = new ArrayList<>();
 303                 for (String bundle : bundles) {
 304                         toDos.add(CompletableFuture.runAsync(() -> {
 305                                 try {
 306                                         createBundle(branch, bundle, category);
 307                                 } catch (IOException e) {
 308                                         throw new RuntimeException("Packaging of " + bundle + " failed", e);
 309                                 }
 310                         }));
 311                 }
 312                 CompletableFuture.allOf(toDos.toArray(new CompletableFuture[toDos.size()])).join();
 313                 long duration = System.currentTimeMillis() - begin;
 314                 logger.log(DEBUG, "Packaging took " + duration + " ms");
 315         }
 316
 317         /** Install or uninstall bundles and native output. */
 318         void install(Map<String, List<String>> options, boolean uninstall) throws IOException {
 319                 final String LIB_ = "lib/";
 320                 final String NATIVE_ = "native/";
 321
 322                 // check arguments
 323                 List<String> bundles = multiArg(options, "--bundles", true);
 324                 if (bundles.isEmpty())
 325                         return;
 326                 String category = singleArg(options, "--category", true);
 327                 Path targetA2 = Paths.get(singleArg(options, "--target", true));
 328                 String nativeTargetArg = singleArg(options, "--target-native", false);
 329                 Path nativeTargetA2 = nativeTargetArg != null ? Paths.get(nativeTargetArg) : null;
 330                 String targetOs = singleArg(options, "--os", nativeTargetArg != null);
 331                 logger.log(INFO, (uninstall ? "Uninstalling bundles from " : "Installing bundles to ") + targetA2);
 332
 333                 final String branch;
 334                 Path branchMk = sdkSrcBase.resolve(BRANCH_MK);
 335                 if (Files.exists(branchMk)) {
 336                         Map<String, String> branchVariables = readMakefileVariables(branchMk);
 337                         branch = branchVariables.get(VAR_BRANCH);
 338                 } else {
 339                         throw new IllegalArgumentException(VAR_BRANCH + " variable must be set.");
 340                 }
 341
 342                 Properties properties = new Properties();
 343                 Path branchBnd = sdkSrcBase.resolve("sdk/branches/" + branch + ".bnd");
 344                 if (Files.exists(branchBnd))
 345                         try (InputStream in = Files.newInputStream(branchBnd)) {
 346                                 properties.load(in);
 347                         }
 348                 String major = properties.getProperty("major");
 349                 Objects.requireNonNull(major, "'major' must be set");
 350                 String minor = properties.getProperty("minor");
 351                 Objects.requireNonNull(minor, "'minor' must be set");
 352
 353                 int count = 0;
 354                 bundles: for (String bundle : bundles) {
 355                         Path bundlePath = Paths.get(bundle);
 356                         Path bundleParent = bundlePath.getParent();
 357                         Path a2JarDirectory = bundleParent != null ? a2Output.resolve(bundleParent).resolve(category)
 358                                         : a2Output.resolve(category);
 359                         Path jarP = a2JarDirectory.resolve(bundlePath.getFileName() + "." + major + "." + minor + ".jar");
 360
 361                         Path targetJarP;
 362                         if (bundle.startsWith(LIB_)) {// OS-specific
 363                                 Objects.requireNonNull(nativeTargetA2);
 364                                 if (bundle.startsWith(LIB_ + NATIVE_) // portable native
 365                                                 || bundle.startsWith(LIB_ + targetOs + "/" + NATIVE_)) {// OS-specific native
 366                                         targetJarP = nativeTargetA2.resolve(category).resolve(jarP.getFileName());
 367                                 } else if (bundle.startsWith(LIB_ + targetOs)) {// OS-specific portable
 368                                         targetJarP = targetA2.resolve(category).resolve(jarP.getFileName());
 369                                 } else { // ignore other OS
 370                                         continue bundles;
 371                                 }
 372                         } else {
 373                                 targetJarP = targetA2.resolve(a2Output.relativize(jarP));
 374                         }
 375
 376                         if (uninstall) { // uninstall
 377                                 if (Files.exists(targetJarP)) {
 378                                         Files.delete(targetJarP);
 379                                         logger.log(DEBUG, "Removed " + targetJarP);
 380                                         count++;
 381                                 }
 382                                 Path targetParent = targetJarP.getParent();
 383                                 if (targetParent.startsWith(targetA2))
 384                                         deleteEmptyParents(targetA2, targetParent);
 385                                 if (nativeTargetA2 != null && targetParent.startsWith(nativeTargetA2))
 386                                         deleteEmptyParents(nativeTargetA2, targetParent);
 387                         } else { // install
 388                                 Files.createDirectories(targetJarP.getParent());
 389                                 boolean update = Files.exists(targetJarP);
 390                                 Files.copy(jarP, targetJarP, StandardCopyOption.REPLACE_EXISTING);
 391                                 logger.log(DEBUG, (update ? "Updated " : "Installed ") + targetJarP);
 392                                 count++;
 393                         }
 394                 }
 395                 logger.log(INFO, uninstall ? count + " bundles removed" : count + " bundles installed or updated");
 396         }
 397
 398         /** Extracts an argument which must be unique. */
 399         String singleArg(Map<String, List<String>> options, String arg, boolean mandatory) {
 400                 List<String> values = options.get(arg);
 401                 if (values == null || values.size() == 0)
 402                         if (mandatory)
 403                                 throw new IllegalArgumentException(arg + " argument must be set");
 404                         else
 405                                 return null;
 406                 if (values.size() != 1)
 407                         throw new IllegalArgumentException("One and only one " + arg + " arguments must be specified");
 408                 return values.get(0);
 409         }
 410
 411         /** Extracts an argument which can have multiple values. */
 412         List<String> multiArg(Map<String, List<String>> options, String arg, boolean mandatory) {
 413                 List<String> values = options.get(arg);
 414                 if (mandatory && values == null)
 415                         throw new IllegalArgumentException(arg + " argument must be set");
 416                 return values != null ? values : new ArrayList<>();
 417         }
 418
 419         /** Delete empty parent directory up to the base directory (included). */
 420         void deleteEmptyParents(Path baseDir, Path targetParent) throws IOException {
 421                 if (!targetParent.startsWith(baseDir))
 422                         throw new IllegalArgumentException(targetParent + " does not start with " + baseDir);
 423                 if (!Files.exists(baseDir))
 424                         return;
 425                 if (!Files.exists(targetParent)) {
 426                         deleteEmptyParents(baseDir, targetParent.getParent());
 427                         return;
 428                 }
 429                 if (!Files.isDirectory(targetParent))
 430                         throw new IllegalArgumentException(targetParent + " must be a directory");
 431                 boolean isA2target = Files.isSameFile(baseDir, targetParent);
 432                 if (!Files.list(targetParent).iterator().hasNext()) {
 433                         Files.delete(targetParent);
 434                         if (isA2target)
 435                                 return;// stop after deleting A2 base
 436                         deleteEmptyParents(baseDir, targetParent.getParent());
 437                 }
 438         }
 439
 440         /** Package a single bundle. */
 441         void createBundle(String branch, String bundle, String category) throws IOException {
 442                 final Path bundleSourceBase;
 443                 if (!Files.exists(execDirectory.resolve(bundle))) {
 444                         logger.log(WARNING,
 445                                         "Bundle " + bundle + " not found in " + execDirectory + ", assuming this is this directory.");
 446                         bundleSourceBase = execDirectory;
 447                 } else {
 448                         bundleSourceBase = execDirectory.resolve(bundle);
 449                 }
 450                 Path srcP = bundleSourceBase.resolve("src");
 451
 452                 Path compiled = buildBase.resolve(bundle);
 453                 String bundleSymbolicName = bundleSourceBase.getFileName().toString();
 454
 455                 // Metadata
 456                 Properties properties = new Properties();
 457                 Path argeoBnd = argeoBuildBase.resolve("argeo.bnd");
 458                 try (InputStream in = Files.newInputStream(argeoBnd)) {
 459                         properties.load(in);
 460                 }
 461
 462                 if (branch != null) {
 463                         Path branchBnd = sdkSrcBase.resolve("sdk/branches/" + branch + ".bnd");
 464                         if (Files.exists(branchBnd))
 465                                 try (InputStream in = Files.newInputStream(branchBnd)) {
 466                                         properties.load(in);
 467                                 }
 468                 }
 469
 470                 Path bndBnd = bundleSourceBase.resolve("bnd.bnd");
 471                 if (Files.exists(bndBnd))
 472                         try (InputStream in = Files.newInputStream(bndBnd)) {
 473                                 properties.load(in);
 474                         }
 475
 476                 // Normalise
 477                 if (!properties.containsKey("Bundle-SymbolicName"))
 478                         properties.put("Bundle-SymbolicName", bundleSymbolicName);
 479
 480                 // Calculate MANIFEST
 481                 Path binP = compiled.resolve("bin");
 482                 if (!Files.exists(binP))
 483                         Files.createDirectories(binP);
 484                 Manifest manifest;
 485                 try (Analyzer bndAnalyzer = new Analyzer()) {
 486                         bndAnalyzer.setProperties(properties);
 487                         Jar jar = new Jar(bundleSymbolicName, binP.toFile());
 488                         bndAnalyzer.setJar(jar);
 489                         manifest = bndAnalyzer.calcManifest();
 490
 491                         // JPMS module
 492                         jar.setManifest(manifest);
 493                         JPMSModuleInfoPlugin jpmsModuleInfoPlugin = new JPMSModuleInfoPlugin();
 494                         jpmsModuleInfoPlugin.verify(bndAnalyzer);
 495                 } catch (Exception e) {
 496                         throw new RuntimeException("Bnd analysis of " + compiled + " failed", e);
 497                 }
 498
 499                 String major = properties.getProperty("major");
 500                 Objects.requireNonNull(major, "'major' must be set");
 501                 String minor = properties.getProperty("minor");
 502                 Objects.requireNonNull(minor, "'minor' must be set");
 503
 504                 // Write manifest
 505                 Path manifestP = compiled.resolve("META-INF/MANIFEST.MF");
 506                 Files.createDirectories(manifestP.getParent());
 507                 try (OutputStream out = Files.newOutputStream(manifestP)) {
 508                         manifest.write(out);
 509                 }
 510
 511                 // Load excludes
 512                 List<PathMatcher> excludes = new ArrayList<>();
 513                 Path excludesP = argeoBuildBase.resolve("excludes.txt");
 514                 for (String line : Files.readAllLines(excludesP)) {
 515                         PathMatcher pathMatcher = excludesP.getFileSystem().getPathMatcher("glob:" + line);
 516                         excludes.add(pathMatcher);
 517                 }
 518
 519                 Path bundleParent = Paths.get(bundle).getParent();
 520                 Path a2JarDirectory = bundleParent != null ? a2Output.resolve(bundleParent).resolve(category)
 521                                 : a2Output.resolve(category);
 522                 Path jarP = a2JarDirectory.resolve(compiled.getFileName() + "." + major + "." + minor + ".jar");
 523                 Files.createDirectories(jarP.getParent());
 524
 525                 try (JarOutputStream jarOut = new JarOutputStream(Files.newOutputStream(jarP), manifest)) {
 526                         jarOut.setLevel(Deflater.DEFAULT_COMPRESSION);
 527                         // add all classes first
 528                         Files.walkFileTree(binP, new SimpleFileVisitor<Path>() {
 529                                 @Override
 530                                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 531                                         jarOut.putNextEntry(new JarEntry(binP.relativize(file).toString()));
 532                                         Files.copy(file, jarOut);
 533                                         return FileVisitResult.CONTINUE;
 534                                 }
 535                         });
 536
 537                         // add resources
 538                         Files.walkFileTree(bundleSourceBase, new SimpleFileVisitor<Path>() {
 539                                 @Override
 540                                 public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
 541                                         // skip output directory if it happens to be within the sources
 542                                         if (Files.isSameFile(sdkBuildBase, dir))
 543                                                 return FileVisitResult.SKIP_SUBTREE;
 544
 545                                         // skip excluded patterns
 546                                         Path relativeP = bundleSourceBase.relativize(dir);
 547                                         for (PathMatcher exclude : excludes)
 548                                                 if (exclude.matches(relativeP))
 549                                                         return FileVisitResult.SKIP_SUBTREE;
 550
 551                                         return FileVisitResult.CONTINUE;
 552                                 }
 553
 554                                 @Override
 555                                 public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 556                                         Path relativeP = bundleSourceBase.relativize(file);
 557                                         for (PathMatcher exclude : excludes)
 558                                                 if (exclude.matches(relativeP))
 559                                                         return FileVisitResult.CONTINUE;
 560                                         // skip JavaScript source maps
 561                                         if (sourceBundles && file.getFileName().toString().endsWith(".map"))
 562                                                 return FileVisitResult.CONTINUE;
 563
 564                                         JarEntry entry = new JarEntry(relativeP.toString());
 565                                         jarOut.putNextEntry(entry);
 566                                         Files.copy(file, jarOut);
 567                                         return FileVisitResult.CONTINUE;
 568                                 }
 569                         });
 570
 571                         if (Files.exists(srcP)) {
 572                                 // Add all resources from src/
 573                                 Files.walkFileTree(srcP, new SimpleFileVisitor<Path>() {
 574                                         @Override
 575                                         public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
 576                                                 // skip directories ending with .js
 577                                                 // TODO find something more robust?
 578                                                 if (dir.getFileName().toString().endsWith(".js"))
 579                                                         return FileVisitResult.SKIP_SUBTREE;
 580                                                 return super.preVisitDirectory(dir, attrs);
 581                                         }
 582
 583                                         @Override
 584                                         public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 585                                                 if (file.getFileName().toString().endsWith(".java")
 586                                                                 || file.getFileName().toString().endsWith(".class"))
 587                                                         return FileVisitResult.CONTINUE;
 588                                                 jarOut.putNextEntry(new JarEntry(srcP.relativize(file).toString()));
 589                                                 if (!Files.isDirectory(file))
 590                                                         Files.copy(file, jarOut);
 591                                                 return FileVisitResult.CONTINUE;
 592                                         }
 593                                 });
 594
 595                                 // add sources
 596                                 // TODO add effective BND, Eclipse project file, etc., in order to be able to
 597                                 // repackage
 598                                 if (!sourceBundles) {
 599                                         copySourcesToJar(srcP, jarOut, "OSGI-OPT/src/");
 600                                 }
 601                         }
 602
 603                         // add legal notices and licenses
 604                         for (Path p : listLegalFilesToInclude(bundleSourceBase).values()) {
 605                                 jarOut.putNextEntry(new JarEntry(p.getFileName().toString()));
 606                                 Files.copy(p, jarOut);
 607                         }
 608                 }
 609
 610                 if (sourceBundles) {// create separate sources jar
 611                         Path a2srcJarDirectory = bundleParent != null ? a2srcOutput.resolve(bundleParent).resolve(category)
 612                                         : a2srcOutput.resolve(category);
 613                         Files.createDirectories(a2srcJarDirectory);
 614                         Path srcJarP = a2srcJarDirectory.resolve(compiled.getFileName() + "." + major + "." + minor + ".src.jar");
 615                         createSourceBundle(bundleSymbolicName, manifest, bundleSourceBase, srcP, srcJarP);
 616                 }
 617         }
 618
 619         /** Create a separate bundle containing the sources. */
 620         void createSourceBundle(String bundleSymbolicName, Manifest manifest, Path bundleSourceBase, Path srcP,
 621                         Path srcJarP) throws IOException {
 622                 Manifest srcManifest = new Manifest();
 623                 srcManifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
 624                 srcManifest.getMainAttributes().putValue("Bundle-SymbolicName", bundleSymbolicName + ".src");
 625                 srcManifest.getMainAttributes().putValue("Bundle-Version",
 626                                 manifest.getMainAttributes().getValue("Bundle-Version").toString());
 627
 628                 boolean isJsBundle = bundleSymbolicName.endsWith(".js");
 629                 if (!isJsBundle) {
 630                         srcManifest.getMainAttributes().putValue("Eclipse-SourceBundle",
 631                                         bundleSymbolicName + ";version=\"" + manifest.getMainAttributes().getValue("Bundle-Version"));
 632
 633                         try (JarOutputStream srcJarOut = new JarOutputStream(Files.newOutputStream(srcJarP), srcManifest)) {
 634                                 copySourcesToJar(srcP, srcJarOut, "");
 635                                 // add legal notices and licenses
 636                                 for (Path p : listLegalFilesToInclude(bundleSourceBase).values()) {
 637                                         srcJarOut.putNextEntry(new JarEntry(p.getFileName().toString()));
 638                                         Files.copy(p, srcJarOut);
 639                                 }
 640                         }
 641                 } else {// JavaScript source maps
 642                         srcManifest.getMainAttributes().putValue("Fragment-Host", bundleSymbolicName + ";bundle-version=\""
 643                                         + manifest.getMainAttributes().getValue("Bundle-Version"));
 644                         try (JarOutputStream srcJarOut = new JarOutputStream(Files.newOutputStream(srcJarP), srcManifest)) {
 645                                 Files.walkFileTree(bundleSourceBase, new SimpleFileVisitor<Path>() {
 646                                         @Override
 647                                         public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 648                                                 Path relativeP = bundleSourceBase.relativize(file);
 649                                                 if (!file.getFileName().toString().endsWith(".map"))
 650                                                         return FileVisitResult.CONTINUE;
 651                                                 JarEntry entry = new JarEntry(relativeP.toString());
 652                                                 srcJarOut.putNextEntry(entry);
 653                                                 Files.copy(file, srcJarOut);
 654                                                 return FileVisitResult.CONTINUE;
 655                                         }
 656                                 });
 657                         }
 658                 }
 659         }
 660
 661         /** List the relevant legal files to include, from the SDK source base. */
 662         Map<String, Path> listLegalFilesToInclude(Path bundleBase) throws IOException {
 663                 Map<String, Path> toInclude = new HashMap<>();
 664                 if (!noSdkLegal) {
 665                         DirectoryStream<Path> sdkSrcLegal = Files.newDirectoryStream(sdkSrcBase, (p) -> {
 666                                 String fileName = p.getFileName().toString();
 667                                 return switch (fileName) {
 668                                 case "NOTICE":
 669                                 case "LICENSE":
 670                                 case "COPYING":
 671                                 case "COPYING.LESSER":
 672                                         yield true;
 673                                 default:
 674                                         yield false;
 675                                 };
 676                         });
 677                         for (Path p : sdkSrcLegal)
 678                                 toInclude.put(p.getFileName().toString(), p);
 679                 }
 680                 for (Iterator<Map.Entry<String, Path>> entries = toInclude.entrySet().iterator(); entries.hasNext();) {
 681                         Map.Entry<String, Path> entry = entries.next();
 682                         Path inBundle = bundleBase.resolve(entry.getValue().getFileName());
 683                         // remove file if it is also defined at bundle level
 684                         // since it has already been copied
 685                         // and has priority
 686                         if (Files.exists(inBundle))
 687                                 entries.remove();
 688                 }
 689                 return toInclude;
 690         }
 691
 692         /*
 693          * UTILITIES
 694          */
 695         /** Add sources to a jar file */
 696         void copySourcesToJar(Path srcP, JarOutputStream srcJarOut, String prefix) throws IOException {
 697                 Files.walkFileTree(srcP, new SimpleFileVisitor<Path>() {
 698                         @Override
 699                         public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
 700                                 srcJarOut.putNextEntry(new JarEntry(prefix + srcP.relativize(file).toString()));
 701                                 if (!Files.isDirectory(file))
 702                                         Files.copy(file, srcJarOut);
 703                                 return FileVisitResult.CONTINUE;
 704                         }
 705                 });
 706         }
 707
 708         /**
 709          * Recursively find the base source directory (which contains the
 710          * <code>{@value #SDK_MK}</code> file).
 711          */
 712         Path findSdkMk(Path directory) {
 713                 Path sdkMkP = directory.resolve(SDK_MK);
 714                 if (Files.exists(sdkMkP)) {
 715                         return sdkMkP.toAbsolutePath();
 716                 }
 717                 if (directory.getParent() == null)
 718                         return null;
 719                 return findSdkMk(directory.getParent());
 720         }
 721
 722         /**
 723          * Reads Makefile variable assignments of the form =, :=, or ?=, ignoring white
 724          * spaces. To be used with very simple included Makefiles only.
 725          */
 726         Map<String, String> readMakefileVariables(Path path) throws IOException {
 727                 Map<String, String> context = new HashMap<>();
 728                 List<String> sdkMkLines = Files.readAllLines(path);
 729                 lines: for (String line : sdkMkLines) {
 730                         StringTokenizer st = new StringTokenizer(line, " :=?");
 731                         if (!st.hasMoreTokens())
 732                                 continue lines;
 733                         String key = st.nextToken();
 734                         if (!st.hasMoreTokens())
 735                                 continue lines;
 736                         String value = st.nextToken();
 737                         if (st.hasMoreTokens()) // probably not a simple variable assignment
 738                                 continue lines;
 739                         context.put(key, value);
 740                 }
 741                 return context;
 742         }
 743
 744         /** Main entry point, interpreting actions and arguments. */
 745         public static void main(String... args) {
 746                 if (args.length == 0)
 747                         throw new IllegalArgumentException("At least an action must be provided");
 748                 int actionIndex = 0;
 749                 String action = args[actionIndex];
 750                 if (args.length > actionIndex + 1 && !args[actionIndex + 1].startsWith("-"))
 751                         throw new IllegalArgumentException(
 752                                         "Action " + action + " must be followed by an option: " + Arrays.asList(args));
 753
 754                 Map<String, List<String>> options = new HashMap<>();
 755                 String currentOption = null;
 756                 for (int i = actionIndex + 1; i < args.length; i++) {
 757                         if (args[i].startsWith("-")) {
 758                                 currentOption = args[i];
 759                                 if (!options.containsKey(currentOption))
 760                                         options.put(currentOption, new ArrayList<>());
 761
 762                         } else {
 763                                 options.get(currentOption).add(args[i]);
 764                         }
 765                 }
 766
 767                 try {
 768                         Make argeoMake = new Make();
 769                         switch (action) {
 770                         case "compile" -> argeoMake.compile(options);
 771                         case "bundle" -> argeoMake.bundle(options);
 772                         case "all" -> argeoMake.all(options);
 773                         case "install" -> argeoMake.install(options, false);
 774                         case "uninstall" -> argeoMake.install(options, true);
 775
 776                         default -> throw new IllegalArgumentException("Unkown action: " + action);
 777                         }
 778
 779                         long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
 780                         logger.log(INFO, "Make.java action '" + action + "' successfully completed after " + (jvmUptime / 1000)
 781                                         + "." + (jvmUptime % 1000) + " s");
 782                 } catch (Exception e) {
 783                         long jvmUptime = ManagementFactory.getRuntimeMXBean().getUptime();
 784                         logger.log(ERROR, "Make.java action '" + action + "' failed after " + (jvmUptime / 1000) + "."
 785                                         + (jvmUptime % 1000) + " s", e);
 786                         System.exit(1);
 787                 }
 788         }
 789
 790         /** A jar file in A2 format */
 791         static class A2Jar {
 792                 final Path path;
 793                 final String name;
 794                 final int major;
 795                 final int minor;
 796
 797                 A2Jar(Path path) {
 798                         try {
 799                                 this.path = path;
 800                                 String fileName = path.getFileName().toString();
 801                                 fileName = fileName.substring(0, fileName.lastIndexOf('.'));
 802                                 minor = Integer.parseInt(fileName.substring(fileName.lastIndexOf('.') + 1));
 803                                 fileName = fileName.substring(0, fileName.lastIndexOf('.'));
 804                                 major = Integer.parseInt(fileName.substring(fileName.lastIndexOf('.') + 1));
 805                                 name = fileName.substring(0, fileName.lastIndexOf('.'));
 806                         } catch (Exception e) {
 807                                 throw new IllegalArgumentException("Badly formatted A2 jar " + path, e);
 808                         }
 809                 }
 810         }
 811
 812         /**
 813          * An ECJ {@link CompilationProgress} printing a progress bar while compiling.
 814          */
 815         static class MakeCompilationProgress extends CompilationProgress {
 816                 private int totalWork;
 817                 private long currentChunk = 0;
 818                 private long chunksCount = 80;
 819
 820                 @Override
 821                 public void worked(int workIncrement, int remainingWork) {
 822                         if (!logger.isLoggable(Level.INFO)) // progress bar only at INFO level
 823                                 return;
 824                         long chunk = ((totalWork - remainingWork) * chunksCount) / totalWork;
 825                         if (chunk != currentChunk) {
 826                                 currentChunk = chunk;
 827                                 for (long i = 0; i < currentChunk; i++) {
 828                                         System.out.print("#");
 829                                 }
 830                                 for (long i = currentChunk; i < chunksCount; i++) {
 831                                         System.out.print("-");
 832                                 }
 833                                 System.out.print("\r");
 834                         }
 835                         if (remainingWork == 0)
 836                                 System.out.print("\n");
 837                 }
 838
 839                 @Override
 840                 public void setTaskName(String name) {
 841                 }
 842
 843                 @Override
 844                 public boolean isCanceled() {
 845                         return false;
 846                 }
 847
 848                 @Override
 849                 public void done() {
 850                 }
 851
 852                 @Override
 853                 public void begin(int remainingWork) {
 854                         this.totalWork = remainingWork;
 855                 }
 856         }
 857 }