private void validateServletTags(
TreeLogger logger,
ServletValidator servletValidator,
ServletWriter servletWriter,
ModuleDef module) {
String[] servletPaths = module.getServletPaths();
if (servletPaths.length == 0) {
return;
}
TreeLogger servletLogger =
logger.branch(
TreeLogger.DEBUG,
"Validating <servlet> tags for module '" + module.getName() + "'",
null,
new InstalledHelpInfo("servletMappings.html"));
for (String servletPath : servletPaths) {
String servletClass = module.findServletForPath(servletPath);
assert (servletClass != null);
// Prefix module name to convert module mapping to global mapping.
servletPath = "/" + module.getName() + servletPath;
if (servletValidator == null) {
servletWriter.addMapping(servletClass, servletPath);
} else {
servletValidator.validate(servletLogger, servletClass, servletPath);
}
}
}
/**
* Creates a dummy output directory without compiling the module. Either this method or {@link
* #precompile} should be called first.
*/
synchronized Job.Result initWithoutPrecompile(TreeLogger logger)
throws UnableToCompleteException {
long startTime = System.currentTimeMillis();
CompileDir compileDir = outboxDir.makeCompileDir(logger);
TreeLogger compileLogger = makeCompileLogger(compileDir, logger);
ModuleDef module;
try {
module = loadModule(compileLogger);
logger.log(TreeLogger.INFO, "Loading Java files in " + inputModuleName + ".");
CompilerOptions loadOptions = new CompilerOptionsImpl(compileDir, inputModuleName, options);
compilerContext = compilerContextBuilder.options(loadOptions).unitCache(unitCache).build();
// Loads and parses all the Java files in the GWT application using the JDT.
// (This is warmup to make compiling faster later; we stop at this point to avoid
// needing to know the binding properties.)
module.getCompilationState(compileLogger, compilerContext);
setUpCompileDir(compileDir, module, compileLogger);
if (launcherDir != null) {
launcherDir.update(module, compileDir, compileLogger);
}
outputModuleName.set(module.getName());
} finally {
// Make the compile log available no matter what happens.
lastBuild.set(compileDir);
}
long elapsedTime = System.currentTimeMillis() - startTime;
compileLogger.log(TreeLogger.Type.INFO, "Module setup completed in " + elapsedTime + " ms");
return new Result(compileDir, module.getName(), null);
}
@Override
protected synchronized void produceOutput(
TreeLogger logger,
StandardLinkerContext linkerStack,
ArtifactSet artifacts,
ModuleDef module,
boolean isRelink)
throws UnableToCompleteException {
TreeLogger linkLogger =
logger.branch(TreeLogger.DEBUG, "Linking module '" + module.getName() + "'");
OutputFileSetOnDirectory outFileSet =
new OutputFileSetOnDirectory(options.getWarDir(), module.getName() + "/");
OutputFileSetOnDirectory deployFileSet =
new OutputFileSetOnDirectory(options.getDeployDir(), module.getName() + "/");
OutputFileSet extraFileSet = new NullOutputFileSet();
if (options.getExtraDir() != null) {
extraFileSet = new OutputFileSetOnDirectory(options.getExtraDir(), module.getName() + "/");
}
linkerStack.produceOutput(linkLogger, artifacts, Visibility.Public, outFileSet);
linkerStack.produceOutput(linkLogger, artifacts, Visibility.Deploy, deployFileSet);
linkerStack.produceOutput(linkLogger, artifacts, Visibility.Private, extraFileSet);
outFileSet.close();
deployFileSet.close();
try {
extraFileSet.close();
} catch (IOException e) {
linkLogger.log(TreeLogger.ERROR, "Error emiting extra files", e);
throw new UnableToCompleteException();
}
}
@Override
protected boolean doSlowStartup() {
tempWorkDir = options.getWorkDir() == null;
if (tempWorkDir) {
try {
options.setWorkDir(Utility.makeTemporaryDirectory(null, "gwtc"));
} catch (IOException e) {
System.err.println("Unable to create hosted mode work directory");
e.printStackTrace();
return false;
}
}
TreeLogger branch = getTopLogger().branch(TreeLogger.TRACE, "Linking modules");
Event slowStartupEvent = SpeedTracerLogger.start(DevModeEventType.SLOW_STARTUP);
try {
for (ModuleDef module : startupModules.values()) {
TreeLogger loadLogger =
branch.branch(
TreeLogger.DEBUG,
"Bootstrap link for command-line module '" + module.getCanonicalName() + "'");
link(loadLogger, module);
}
} catch (UnableToCompleteException e) {
// Already logged.
return false;
} finally {
slowStartupEvent.end();
}
return true;
}
public void testTwoDimensionPermWithExpansion() {
ModuleDef md = new ModuleDef("testTwoDimensionsWithExpansion");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("user.agent");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "moz");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie6");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie8");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "opera");
}
{
BindingProperty bindingProperty = properties.createBinding("stackTraces");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "false");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "true");
// <set-property name="stackTraces" value="false" />
bindingProperty.setValues(bindingProperty.getRootCondition(), "false");
/*
* <set-property name="stackTraces" value="true,false"> <when user.agent
* is ie6 or ie 8> </set-property>
*/
ConditionAny cond = new ConditionAny();
cond.getConditions().add(new ConditionWhenPropertyIs("user.agent", "ie6"));
cond.getConditions().add(new ConditionWhenPropertyIs("user.agent", "ie8"));
bindingProperty.setValues(cond, "true", "false");
}
validateTwoDimensionPerm(properties, md.getActiveLinkerNames());
}
public void testTwoDimensionPermWithRestriction() {
// This is what you'd get with a conditional <set-property value="false">
ModuleDef md = new ModuleDef("testTwoDimensionsWithRestriction");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("user.agent");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "moz");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie6");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie8");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "opera");
}
{
BindingProperty bindingProperty = properties.createBinding("stackTraces");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "false");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "true");
ConditionAny cond = new ConditionAny();
cond.getConditions().add(new ConditionWhenPropertyIs("user.agent", "moz"));
cond.getConditions().add(new ConditionWhenPropertyIs("user.agent", "opera"));
bindingProperty.setValues(cond, "false");
}
validateTwoDimensionPerm(properties, md.getActiveLinkerNames());
}
/** Make sure that a cycle doesn't cause an infinite loop. */
public void testCycle() {
// This is what you'd get with a conditional <set-property value="false">
ModuleDef md = new ModuleDef("testCycle");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("A");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "a1");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "a2");
bindingProperty.addDefinedValue(new ConditionWhenPropertyIs("B", "b3"), "a3");
}
{
BindingProperty bindingProperty = properties.createBinding("B");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "b1");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "b2");
bindingProperty.addDefinedValue(new ConditionWhenPropertyIs("A", "a3"), "b3");
}
try {
new PropertyCombinations(properties, md.getActiveLinkerNames());
fail();
} catch (IllegalStateException e) {
// OK
}
}
public void testOneDimensionPermWithCollapse() {
ModuleDef md = new ModuleDef("testOneDimensionPerm");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("debug");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "false");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "true");
bindingProperty.addCollapsedValues("true", "false");
}
// Permutations and their values are in stable alphabetical order.
//
PropertyCombinations permutations =
new PropertyCombinations(md.getProperties(), md.getActiveLinkerNames());
List<PropertyCombinations> collapsed = permutations.collapseProperties();
assertEquals("size", 1, collapsed.size());
permutations = collapsed.get(0);
String[] permutation;
Iterator<String[]> it = permutations.iterator();
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("false", permutation[0]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("true", permutation[0]);
}
/**
* Prepares a stub compile directory. It will include all "public" resources and a nocache.js file
* that invokes the compiler.
*/
private void setUpCompileDir(CompileDir compileDir, ModuleDef module, TreeLogger compileLogger)
throws UnableToCompleteException {
try {
String currentModuleName = module.getName();
// Create the directory.
File outputDir =
new File(compileDir.getWarDir().getCanonicalPath() + "/" + currentModuleName);
if (!outputDir.exists()) {
if (!outputDir.mkdir()) {
compileLogger.log(Type.WARN, "cannot create directory: " + outputDir);
}
}
LauncherDir.writePublicResources(outputDir, module, compileLogger);
// write no cache that will inject recompile.nocache.js
String stub = LauncherDir.generateStubNocacheJs(module.getName(), options);
File noCacheJs = new File(outputDir.getCanonicalPath(), module.getName() + ".nocache.js");
Files.write(stub, noCacheJs, Charsets.UTF_8);
// Create a "module_name.recompile.nocache.js" that calculates the permutation
// and forces a recompile.
String recompileNoCache = generateModuleRecompileJs(module, compileLogger);
writeRecompileNoCacheJs(outputDir, currentModuleName, recompileNoCache, compileLogger);
} catch (IOException e) {
compileLogger.log(Type.ERROR, "Error creating stub compile directory.", e);
UnableToCompleteException wrapped = new UnableToCompleteException();
wrapped.initCause(e);
throw wrapped;
}
}
@Override
protected boolean doStartup() {
// Background scan the classpath to warm the cache.
Thread scanThread =
new Thread(
new Runnable() {
public void run() {
ResourceOracleImpl.preload(TreeLogger.NULL);
}
});
scanThread.setDaemon(true);
scanThread.setPriority((Thread.MIN_PRIORITY + Thread.NORM_PRIORITY) / 2);
scanThread.start();
File persistentCacheDir = null;
if (options.getWarDir() != null && !options.getWarDir().getName().endsWith(".jar")) {
persistentCacheDir = new File(options.getWarDir(), "../");
}
if (!super.doStartup(persistentCacheDir)) {
return false;
}
ServletValidator servletValidator = null;
ServletWriter servletWriter = null;
File webXml = new File(options.getWarDir(), "WEB-INF/web.xml");
if (!options.isNoServer()) {
if (webXml.exists()) {
servletValidator = ServletValidator.create(getTopLogger(), webXml);
} else {
servletWriter = new ServletWriter();
}
}
TreeLogger branch = getTopLogger().branch(TreeLogger.TRACE, "Loading modules");
try {
for (String moduleName : options.getModuleNames()) {
TreeLogger moduleBranch = branch.branch(TreeLogger.TRACE, moduleName);
ModuleDef module = loadModule(moduleBranch, moduleName, false);
// Create a hard reference to the module to avoid gc-ing it until we
// actually load the module from the browser.
startupModules.put(module.getName(), module);
if (!options.isNoServer()) {
validateServletTags(moduleBranch, servletValidator, servletWriter, module);
}
}
if (servletWriter != null) {
servletWriter.realize(webXml);
}
} catch (IOException e) {
getTopLogger().log(TreeLogger.WARN, "Unable to generate '" + webXml.getAbsolutePath() + "'");
} catch (UnableToCompleteException e) {
// Already logged.
return false;
}
return true;
}
public void testTwoDimensionPerm() {
ModuleDef md = new ModuleDef("testTwoDimensionPerm");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("user.agent");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "moz");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie6");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "opera");
}
{
BindingProperty bindingProperty = properties.createBinding("debug");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "false");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "true");
}
// String[]s and their values are in stable alphabetical order.
//
PropertyCombinations permutations =
new PropertyCombinations(md.getProperties(), md.getActiveLinkerNames());
String[] permutation;
Iterator<String[]> it = permutations.iterator();
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("false", permutation[0]);
assertEquals("ie6", permutation[1]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("false", permutation[0]);
assertEquals("moz", permutation[1]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("false", permutation[0]);
assertEquals("opera", permutation[1]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("true", permutation[0]);
assertEquals("ie6", permutation[1]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("true", permutation[0]);
assertEquals("moz", permutation[1]);
assertTrue(it.hasNext());
permutation = it.next();
assertEquals("true", permutation[0]);
assertEquals("opera", permutation[1]);
}
/** Generates the nocache.js file to use when precompile is not on. */
private static String generateModuleRecompileJs(ModuleDef module, TreeLogger compileLogger)
throws UnableToCompleteException {
String outputModuleName = module.getName();
try {
String templateJs =
Resources.toString(
Resources.getResource(Recompiler.class, "recompile_template.js"), Charsets.UTF_8);
String propertyProviders = PropertiesUtil.generatePropertiesSnippet(module, compileLogger);
String libJs =
Resources.toString(
Resources.getResource(Recompiler.class, "recompile_lib.js"), Charsets.UTF_8);
String recompileJs =
Resources.toString(
Resources.getResource(Recompiler.class, "recompile_main.js"), Charsets.UTF_8);
templateJs = templateJs.replace("__MODULE_NAME__", "'" + outputModuleName + "'");
templateJs = templateJs.replace("__PROPERTY_PROVIDERS__", propertyProviders);
templateJs = templateJs.replace("__LIB_JS__", libJs);
templateJs = templateJs.replace("__MAIN__", recompileJs);
return templateJs;
} catch (IOException e) {
compileLogger.log(Type.ERROR, "Can not generate + " + outputModuleName + " recompile js", e);
throw new UnableToCompleteException();
}
}
public BuildResultStatus build(TreeLogger logger) {
try {
logger = logger.branch(TreeLogger.INFO, "Performing an incremental build");
CompilerContext compilerContext =
new CompilerContext.Builder()
.compileMonolithic(false)
.libraryGroup(LibraryGroup.fromLibraries(Lists.<Library>newArrayList(), false))
.build();
long beforeLoadRootModuleMs = System.currentTimeMillis();
rootModule =
ModuleDefLoader.loadFromResources(
logger, compilerContext, rootModuleName, resourceLoader, false);
finalProperties = rootModule.getProperties();
long loadRootModuleDurationMs = System.currentTimeMillis() - beforeLoadRootModuleMs;
logger.log(
TreeLogger.INFO,
String.format(
"%.3fs -- Parsing and loading root module definition in %s",
loadRootModuleDurationMs / 1000d, rootModuleName));
long beforeCreateTargetGraphMs = System.currentTimeMillis();
rootBuildTarget = createBuildTarget(logger, rootModuleName);
rootBuildTarget.setModule(rootModule);
long createdTargetGraphDurationMs = System.currentTimeMillis() - beforeCreateTargetGraphMs;
logger.log(
TreeLogger.INFO,
String.format(
"%.3fs -- Creating target graph (%s targets)",
createdTargetGraphDurationMs / 1000d, buildTargetsByCanonicalModuleName.size()));
if (!circularReferenceModuleNameLoops.isEmpty()) {
for (List<String> circularReferenceModuleNameLoop : circularReferenceModuleNameLoops) {
logger.log(
TreeLogger.ERROR, formatCircularModulePathMessage(circularReferenceModuleNameLoop));
}
throw new UnableToCompleteException();
}
logLoadedBuildTargetGraph(logger, buildTargetsByCanonicalModuleName);
long beforeComputeOutputFreshnessMs = System.currentTimeMillis();
ModuleDefLoader.clearModuleCache();
rootBuildTarget.computeOutputFreshness(logger);
long computeOutputFreshnessDurationMs =
System.currentTimeMillis() - beforeComputeOutputFreshnessMs;
logger.log(
TreeLogger.INFO,
String.format(
"%.3fs -- Computing per-target output freshness",
computeOutputFreshnessDurationMs / 1000d));
TreeLogger branch = logger.branch(TreeLogger.INFO, "Compiling target graph");
boolean success = rootBuildTarget.link(branch);
return BuildResultStatus.get(success);
} catch (UnableToCompleteException e) {
// The real cause has been logged.
return BuildResultStatus.FAILED;
}
}
private static boolean maybeOverrideConfig(ModuleDef module, String propName, String newValue) {
ConfigurationProperty config = module.getProperties().findConfigProp(propName);
if (config != null) {
config.setValue(newValue);
return true;
}
return false;
}
/** Sets a binding even if it's set to a different value in the GWT application. */
private static void overrideBinding(ModuleDef module, String propName, String newValue) {
BindingProperty binding = module.getProperties().findBindingProp(propName);
if (binding != null) {
// This sets both allowed and generated values, which is needed since the module
// might have explicitly disallowed the value.
// It persists over multiple compiles but that's okay since we set it the same way
// every time.
binding.setValues(binding.getRootCondition(), newValue);
}
}
public void testTwoDimensionPermWithCollapse() {
ModuleDef md = new ModuleDef("testTwoDimensionPerm");
Properties properties = md.getProperties();
{
BindingProperty bindingProperty = properties.createBinding("user.agent");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "moz");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "ie6");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "opera");
bindingProperty.addCollapsedValues("moz", "ie6", "opera");
}
{
BindingProperty bindingProperty = properties.createBinding("debug");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "false");
bindingProperty.addDefinedValue(bindingProperty.getRootCondition(), "true");
}
// String[]s and their values are in stable alphabetical order.
//
PropertyCombinations permutations =
new PropertyCombinations(md.getProperties(), md.getActiveLinkerNames());
List<PropertyCombinations> collapsed = permutations.collapseProperties();
assertEquals("size", 2, collapsed.size());
Iterator<String[]> it = collapsed.get(0).iterator();
assertEquals(Arrays.asList("false", "ie6"), Arrays.asList(it.next()));
assertEquals(Arrays.asList("false", "moz"), Arrays.asList(it.next()));
assertEquals(Arrays.asList("false", "opera"), Arrays.asList(it.next()));
assertFalse(it.hasNext());
it = collapsed.get(1).iterator();
assertEquals(Arrays.asList("true", "ie6"), Arrays.asList(it.next()));
assertEquals(Arrays.asList("true", "moz"), Arrays.asList(it.next()));
assertEquals(Arrays.asList("true", "opera"), Arrays.asList(it.next()));
assertFalse(it.hasNext());
}
private boolean isCircularlyReferent(String potentialDuplicateModuleName) {
if (knownCircularlyReferentModuleNames.contains(potentialDuplicateModuleName)) {
return true;
}
if (!moduleReferencePath.contains(potentialDuplicateModuleName)) {
return false;
}
List<String> circularModuleReferencePath = Lists.newArrayList(moduleReferencePath);
// Attach the duplicate module name to the end of the loop.
circularModuleReferencePath.add(potentialDuplicateModuleName);
List<String> annotatedCircularModuleReferencePath = Lists.newArrayList();
// The current module path only includes libraries but the connections between libraries might
// be silently flowing through filesets. Add filesets to the path so that the output is more
// readable.
for (int moduleNameIndex = 0;
moduleNameIndex < circularModuleReferencePath.size() - 1;
moduleNameIndex++) {
String thisModuleName = circularModuleReferencePath.get(moduleNameIndex);
String nextModuleName = circularModuleReferencePath.get(moduleNameIndex + 1);
annotatedCircularModuleReferencePath.add(
thisModuleName + (thisModuleName.equals(potentialDuplicateModuleName) ? " <loop>" : ""));
List<String> fileSetPath = rootModule.getFileSetPathBetween(thisModuleName, nextModuleName);
if (fileSetPath != null) {
for (String fileSetModuleName : fileSetPath) {
annotatedCircularModuleReferencePath.add(fileSetModuleName + " <fileset>");
}
}
}
// Attach the duplicate module name to the end of the loop.
annotatedCircularModuleReferencePath.add(potentialDuplicateModuleName + " <loop>");
knownCircularlyReferentModuleNames.addAll(annotatedCircularModuleReferencePath);
circularReferenceModuleNameLoops.add(annotatedCircularModuleReferencePath);
return true;
}
/**
* Attempts to set a binding property to the given value. If the value is not allowed, see if we
* can find a value that will work. There is a special case for "locale".
*
* @return the value actually set, or null if unable to set the property
*/
private static String maybeSetBinding(
TreeLogger logger, ModuleDef module, String propName, String newValue) {
logger = logger.branch(TreeLogger.Type.INFO, "binding: " + propName + "=" + newValue);
BindingProperty binding = module.getProperties().findBindingProp(propName);
if (binding == null) {
logger.log(TreeLogger.Type.WARN, "undefined property: '" + propName + "'");
return null;
}
if (!binding.isAllowedValue(newValue)) {
String[] allowedValues = binding.getAllowedValues(binding.getRootCondition());
logger.log(
TreeLogger.Type.WARN, "property '" + propName + "' cannot be set to '" + newValue + "'");
logger.log(TreeLogger.Type.INFO, "allowed values: " + Joiner.on(", ").join(allowedValues));
// See if we can fall back on a reasonable default.
if (allowedValues.length == 1) {
// There is only one possibility, so use it.
newValue = allowedValues[0];
} else if (binding.getName().equals("locale")) {
// TODO: come up with a more general solution. Perhaps fail
// the compile and give the user a way to override the property?
newValue = chooseDefault(binding, "default", "en", "en_US");
} else {
// There is more than one. Continue and possibly compile multiple permutations.
logger.log(
TreeLogger.Type.INFO, "continuing without " + propName + ". Sourcemaps may not work.");
return null;
}
logger.log(TreeLogger.Type.INFO, "recovered with " + propName + "=" + newValue);
}
binding.setRootGeneratedValues(newValue);
return newValue;
}
private BuildTarget createBuildTarget(TreeLogger logger, String moduleName)
throws UnableToCompleteException {
if (isCircularlyReferent(moduleName)) {
// Allow the target graph creation to continue so that all of the circular reference loops can
// be gathered.
return null;
}
if (buildTargetsByCanonicalModuleName.containsKey(moduleName)) {
return buildTargetsByCanonicalModuleName.get(moduleName);
}
logger.log(TreeLogger.SPAM, String.format("Adding target %s to build graph.", moduleName));
moduleReferencePath.add(moduleName);
List<BuildTarget> dependencyBuildTargets = Lists.newArrayList();
for (String dependencyModuleName : rootModule.getDirectDependencies(moduleName)) {
dependencyBuildTargets.add(createBuildTarget(logger, dependencyModuleName));
}
moduleReferencePath.remove(moduleName);
return createBuildTarget(moduleName, dependencyBuildTargets.toArray(new BuildTarget[0]));
}
public boolean run(TreeLogger logger, ModuleDef... modules) throws UnableToCompleteException {
boolean tempWorkDir = false;
try {
if (options.getWorkDir() == null) {
options.setWorkDir(Utility.makeTemporaryDirectory(null, "gwtc"));
tempWorkDir = true;
}
if (options.isSoycEnabled() && options.getExtraDir() == null) {
options.setExtraDir(new File("extras"));
}
File persistentUnitCacheDir = null;
if (options.getWarDir() != null && !options.getWarDir().getName().endsWith(".jar")) {
persistentUnitCacheDir = new File(options.getWarDir(), "../");
}
CompilationStateBuilder.init(logger, persistentUnitCacheDir);
for (ModuleDef module : modules) {
String moduleName = module.getCanonicalName();
if (options.isValidateOnly()) {
if (!Precompile.validate(logger, options, module, options.getGenDir())) {
return false;
}
} else {
long compileStart = System.currentTimeMillis();
TreeLogger branch = logger.branch(TreeLogger.INFO, "Compiling module " + moduleName);
// Optimize early since permutation compiles will run in process.
options.setOptimizePrecompile(true);
Precompilation precompilation =
Precompile.precompile(branch, options, module, options.getGenDir());
if (precompilation == null) {
return false;
}
Event compilePermutationsEvent =
SpeedTracerLogger.start(CompilerEventType.COMPILE_PERMUTATIONS);
Permutation[] allPerms = precompilation.getPermutations();
List<FileBackedObject<PermutationResult>> resultFiles =
CompilePerms.makeResultFiles(options.getCompilerWorkDir(moduleName), allPerms);
CompilePerms.compile(
branch, precompilation, allPerms, options.getLocalWorkers(), resultFiles);
compilePermutationsEvent.end();
ArtifactSet generatedArtifacts = precompilation.getGeneratedArtifacts();
JJSOptions precompileOptions = precompilation.getUnifiedAst().getOptions();
precompilation = null; // No longer needed, so save the memory
Event linkEvent = SpeedTracerLogger.start(CompilerEventType.LINK);
File absPath = new File(options.getWarDir(), module.getName());
absPath = absPath.getAbsoluteFile();
String logMessage = "Linking into " + absPath;
if (options.getExtraDir() != null) {
File absExtrasPath = new File(options.getExtraDir(), module.getName());
absExtrasPath = absExtrasPath.getAbsoluteFile();
logMessage += "; Writing extras to " + absExtrasPath;
}
Link.link(
logger.branch(TreeLogger.TRACE, logMessage),
module,
generatedArtifacts,
allPerms,
resultFiles,
options.getWarDir(),
options.getDeployDir(),
options.getExtraDir(),
precompileOptions);
linkEvent.end();
long compileDone = System.currentTimeMillis();
long delta = compileDone - compileStart;
if (branch.isLoggable(TreeLogger.INFO)) {
branch.log(
TreeLogger.INFO,
"Compilation succeeded -- " + String.format("%.3f", delta / 1000d) + "s");
}
}
}
} catch (IOException e) {
logger.log(TreeLogger.ERROR, "Unable to create compiler work directory", e);
return false;
} finally {
if (tempWorkDir) {
Util.recursiveDelete(options.getWorkDir(), false);
}
}
return true;
}
/**
* according to .gwt.xml files generates a LinkedMap which has interfaces as keys array of
* generators as values keys are sorted according order of <generate-with> elements in .gwt.xml
* files
*
* @param context
* @throws UnableToCompleteException
*/
private void fillUpGeneratorChainMap(TreeLogger logger, GeneratorContext context)
throws UnableToCompleteException {
GeneratorChain.customGenerators = new LinkedList<AbstractGenerator>();
GeneratorChain.replacers = new LinkedList<AbstractGenerator>();
GeneratorChain.thirdPartyGenerators = new LinkedHashMap<Generator, AbstractGenerator>();
ModuleDef moduleDef =
((CompilerContext) getPrivateField(context, "compilerContext")).getModule();
Rules rules = moduleDef.getRules();
Iterator<Rule> rulesIter = rules.iterator();
while (rulesIter.hasNext()) {
Rule rul = rulesIter.next();
Generator gen = null;
// =================replace with
if (rul instanceof RuleReplaceWith) {
String replaceClass = (String) getPrivateField(rul, "replacementTypeName");
gen = new ReplaceByGenerator(replaceClass);
// gen = null;
// =================generate with
} else if (rul instanceof RuleGenerateWith) {
Class<? extends Generator> generatorClass =
(Class<? extends Generator>) getPrivateField(rul, "generatorClass");
Constructor<?> constructor;
try {
constructor = generatorClass.getDeclaredConstructor();
} catch (Exception e) {
logger.log(
Type.ERROR, "Unable to obtain default constructor of generator " + generatorClass);
throw new UnableToCompleteException();
}
constructor.setAccessible(true);
try {
gen = (Generator) constructor.newInstance();
} catch (Exception e) {
logger.log(Type.ERROR, "Unable to create instance of generator " + generatorClass);
throw new UnableToCompleteException();
}
}
if (gen != null) {
if (gen instanceof AbstractGenerator) {
GenPredicGroup newGroup = null;
AbstractGenerator myGen = (AbstractGenerator) gen;
if (GeneratorChain.customGenerators.contains(gen)
|| GeneratorChain.replacers.contains(gen)) {
newGroup = addPredicsToExisting(rul, myGen.getConditions());
myGen.setConditions(newGroup);
} else {
newGroup = getGroupConditions(rul.getRootCondition().getConditions(), null);
myGen.setConditions(newGroup);
if (gen instanceof ReplaceByGenerator) {
GeneratorChain.replacers.addFirst(myGen);
} else {
GeneratorChain.customGenerators.addFirst(myGen);
}
}
} else {
if (GeneratorChain.thirdPartyGenerators.containsKey(gen)) {
AbstractGenerator myGen = GeneratorChain.thirdPartyGenerators.get(gen);
GenPredicGroup newGroup = addPredicsToExisting(rul, myGen.getConditions());
myGen.setConditions(newGroup);
GeneratorChain.thirdPartyGenerators.put(gen, myGen);
} else {
AbstractGenerator myGen =
new AbstractGenerator() {
@Override
public String doGenerate(
TreeLogger logger, GeneratorContext context, String typeName)
throws UnableToCompleteException {
return null;
}
};
myGen.setConditions(getGroupConditions(rul.getRootCondition().getConditions(), null));
GeneratorChain.thirdPartyGenerators.put(gen, myGen);
}
}
}
}
}
/** Loads the module and configures it for SuperDevMode. (Does not restrict permutations.) */
private ModuleDef loadModule(TreeLogger logger) throws UnableToCompleteException {
// make sure we get the latest version of any modified jar
ZipFileClassPathEntry.clearCache();
ResourceOracleImpl.clearCache();
ResourceLoader resources = ResourceLoaders.forClassLoader(Thread.currentThread());
resources = ResourceLoaders.forPathAndFallback(options.getSourcePath(), resources);
this.resourceLoader.set(resources);
// ModuleDefLoader.loadFromResources() checks for modified .gwt.xml files.
ModuleDef moduleDef =
ModuleDefLoader.loadFromResources(
logger, compilerContext, inputModuleName, resources, true);
compilerContext = compilerContextBuilder.module(moduleDef).build();
// Undo all permutation restriction customizations from previous compiles.
for (BindingProperty bindingProperty : moduleDef.getProperties().getBindingProperties()) {
String[] allowedValues = bindingProperty.getAllowedValues(bindingProperty.getRootCondition());
bindingProperty.setRootGeneratedValues(allowedValues);
}
// A snapshot of the module's configuration before we modified it.
ConfigProps config = new ConfigProps(moduleDef);
// We need a cross-site linker. Automatically replace the default linker.
if (IFrameLinker.class.isAssignableFrom(moduleDef.getActivePrimaryLinker())) {
moduleDef.addLinker("xsiframe");
}
// Check that we have a compatible linker.
Class<? extends Linker> linker = moduleDef.getActivePrimaryLinker();
if (!CrossSiteIframeLinker.class.isAssignableFrom(linker)) {
logger.log(
TreeLogger.ERROR,
"linkers other than CrossSiteIFrameLinker aren't supported. Found: " + linker.getName());
throw new UnableToCompleteException();
}
// Deactivate precompress linker.
if (moduleDef.deactivateLinker("precompress")) {
logger.log(TreeLogger.WARN, "Deactivated PrecompressLinker");
}
// Print a nice error if the superdevmode hook isn't present
if (config.getStrings("devModeRedirectEnabled").isEmpty()) {
throw new RuntimeException(
"devModeRedirectEnabled isn't set for module: " + moduleDef.getName());
}
// Disable the redirect hook here to make sure we don't have an infinite loop.
// (There is another check in the JavaScript, but just in case.)
overrideConfig(moduleDef, "devModeRedirectEnabled", "false");
// Turn off "installCode" if it's on because it makes debugging harder.
// (If it's already off, don't change anything.)
if (config.getBoolean("installCode", true)) {
overrideConfig(moduleDef, "installCode", "false");
// Make sure installScriptJs is set to the default for compiling without installCode.
overrideConfig(
moduleDef,
"installScriptJs",
"com/google/gwt/core/ext/linker/impl/installScriptDirect.js");
}
// override computeScriptBase.js to enable the "Compile" button
overrideConfig(
moduleDef, "computeScriptBaseJs", "com/google/gwt/dev/codeserver/computeScriptBase.js");
// Fix bug with SDM and Chrome 24+ where //@ sourceURL directives cause X-SourceMap header to be
// ignored
// Frustratingly, Chrome won't canonicalize a relative URL
overrideConfig(
moduleDef,
"includeSourceMapUrl",
"http://" + serverPrefix + SourceHandler.sourceMapLocationTemplate(moduleDef.getName()));
// If present, set some config properties back to defaults.
// (Needed for Google's server-side linker.)
maybeOverrideConfig(moduleDef, "includeBootstrapInPrimaryFragment", "false");
maybeOverrideConfig(
moduleDef, "permutationsJs", "com/google/gwt/core/ext/linker/impl/permutations.js");
maybeOverrideConfig(
moduleDef, "propertiesJs", "com/google/gwt/core/ext/linker/impl/properties.js");
if (options.isIncrementalCompileEnabled()) {
// CSSResourceGenerator needs to produce stable, unique naming for its input.
// Currently on default settings CssResourceGenerator's obfuscation depends on
// whole world knowledge and thus will produce collision in obfuscated mode, since in
// incremental compiles that information is not available.
//
// TODO(dankurka): Once we do proper stable hashing of classes in CssResourceGenerator, we
// can probably replace / remove this.
maybeOverrideConfig(moduleDef, "CssResource.style", "stable");
}
overrideBinding(moduleDef, "compiler.useSourceMaps", "true");
overrideBinding(moduleDef, "compiler.useSymbolMaps", "false");
overrideBinding(moduleDef, "superdevmode", "on");
return moduleDef;
}
InputSummary(Map<String, String> bindingProperties, ModuleDef module) {
this.bindingProperties = ImmutableMap.copyOf(bindingProperties);
this.moduleLastModified = module.lastModified();
this.resourcesLastModified = module.getResourceLastModified();
this.filenameHash = module.getInputFilenameHash();
}
public String getRootModuleName() {
if (rootModule == null) {
return "UNKNOWN";
}
return rootModule.getName();
}
private boolean doCompile(TreeLogger compileLogger, CompileDir compileDir, Job job)
throws UnableToCompleteException {
job.onProgress("Loading modules");
CompilerOptions loadOptions = new CompilerOptionsImpl(compileDir, inputModuleName, options);
compilerContext = compilerContextBuilder.options(loadOptions).build();
ModuleDef module = loadModule(compileLogger);
if (!Compiler.maybeRestrictProperties(compileLogger, module, loadOptions.getProperties())) {
return false;
}
// We need to generate the stub before restricting permutations
String recompileJs = generateModuleRecompileJs(module, compileLogger);
Map<String, String> bindingProperties =
restrictPermutations(compileLogger, module, job.getBindingProperties());
// Propagates module rename.
String newModuleName = module.getName();
outputModuleName.set(newModuleName);
// Check if we can skip the compile altogether.
InputSummary input = new InputSummary(bindingProperties, module);
if (input.equals(lastBuildInput)) {
compileLogger.log(Type.INFO, "skipped compile because no input files have changed");
job.setCompileStrategy(CompileStrategy.SKIPPED);
return true;
}
// Force a recompile if we don't succeed.
lastBuildInput = null;
job.onProgress("Compiling");
// TODO: use speed tracer to get more compiler events?
CompilerOptions runOptions = new CompilerOptionsImpl(compileDir, newModuleName, options);
compilerContext = compilerContextBuilder.options(runOptions).build();
MinimalRebuildCache minimalRebuildCache = new NullRebuildCache();
if (options.isIncrementalCompileEnabled()) {
// Returns a copy of the intended cache, which is safe to modify in this compile.
minimalRebuildCache = minimalRebuildCacheManager.getCache(inputModuleName, bindingProperties);
}
job.setCompileStrategy(
minimalRebuildCache.isPopulated() ? CompileStrategy.INCREMENTAL : CompileStrategy.FULL);
boolean success = new Compiler(runOptions, minimalRebuildCache).run(compileLogger, module);
if (success) {
publishedCompileDir = compileDir;
lastBuildInput = input;
if (options.isIncrementalCompileEnabled()) {
minimalRebuildCacheManager.putCache(
inputModuleName, bindingProperties, minimalRebuildCache);
}
String moduleName = outputModuleName.get();
writeRecompileNoCacheJs(
new File(publishedCompileDir.getWarDir(), moduleName),
moduleName,
recompileJs,
compileLogger);
if (launcherDir != null) {
launcherDir.update(module, compileDir, compileLogger);
}
}
return success;
}
