/**
* Starts the code server with the given command line options. To shut it down, see {@link
* WebServer#stop}.
*
* <p>Only one code server should be started at a time because the GWT compiler uses a lot of
* static variables.
*/
public static WebServer start(Options options) throws IOException, UnableToCompleteException {
if (options.getModuleNames().isEmpty()) {
throw new IllegalArgumentException("Usage: at least one module must be supplied");
}
PrintWriterTreeLogger logger = new PrintWriterTreeLogger();
logger.setMaxDetail(TreeLogger.Type.INFO);
Modules modules = new Modules();
File workDir = ensureWorkDir(options);
System.out.println("workDir: " + workDir);
for (String moduleName : options.getModuleNames()) {
AppSpace appSpace = AppSpace.create(new File(workDir, moduleName));
Recompiler recompiler = new Recompiler(appSpace, moduleName, options.getSourcePath(), logger);
modules.addModuleState(new ModuleState(recompiler, logger));
}
SourceHandler sourceHandler = new SourceHandler(modules, logger);
WebServer webServer =
new WebServer(sourceHandler, modules, options.getBindAddress(), options.getPort(), logger);
webServer.start();
return webServer;
}
@Test
public void testLoadAllModules() throws IOException {
File homeDir = MavenTestingUtils.getTestResourceDir("usecases/home");
BaseHome basehome = new BaseHome(homeDir, homeDir);
Modules modules = new Modules();
modules.registerAll(basehome);
Assert.assertThat("Module count", modules.count(), is(28));
}
private void sendSourceMap(
String moduleName, HttpServletRequest request, HttpServletResponse response)
throws IOException {
long startTime = System.currentTimeMillis();
ModuleState moduleState = modules.get(moduleName);
File sourceMap = moduleState.findSourceMap();
// Stream the file, substituting the sourceroot variable with the filename.
// (This is more efficient than parsing the file as JSON.)
// We need to do this at runtime because we don't know what the hostname will be
// until we get a request. (For example, some people run the Code Server behind
// a reverse proxy to support https.)
String sourceRoot =
String.format(
"http://%s:%d/sourcemaps/%s/",
request.getServerName(), request.getServerPort(), moduleName);
PageUtil.sendTemplateFile(
"application/json",
sourceMap,
"\"" + SOURCEROOT_TEMPLATE_VARIABLE + "\"",
"\"" + sourceRoot + "\"",
response);
long elapsedTime = System.currentTimeMillis() - startTime;
logger.log(
TreeLogger.WARN,
"sent source map for module '" + moduleName + "' in " + elapsedTime + " ms");
}
@Test
public void testResolve_ServerHttp() throws IOException {
File homeDir = MavenTestingUtils.getTestResourceDir("usecases/home");
BaseHome basehome = new BaseHome(homeDir, homeDir);
// Register modules
Modules modules = new Modules();
modules.registerAll(basehome);
modules.buildGraph();
// Enable 2 modules
modules.enable("server", TEST_SOURCE);
modules.enable("http", TEST_SOURCE);
// Collect active module list
List<Module> active = modules.resolveEnabled();
// Assert names are correct, and in the right order
List<String> expectedNames = new ArrayList<>();
expectedNames.add("base");
expectedNames.add("xml");
expectedNames.add("server");
expectedNames.add("http");
List<String> actualNames = new ArrayList<>();
for (Module actual : active) {
actualNames.add(actual.getName());
}
Assert.assertThat(
"Resolved Names: " + actualNames, actualNames, contains(expectedNames.toArray()));
// Assert Library List
List<String> expectedLibs = new ArrayList<>();
expectedLibs.add("lib/jetty-util-${jetty.version}.jar");
expectedLibs.add("lib/jetty-io-${jetty.version}.jar");
expectedLibs.add("lib/jetty-xml-${jetty.version}.jar");
expectedLibs.add("lib/servlet-api-3.1.jar");
expectedLibs.add("lib/jetty-schemas-3.1.jar");
expectedLibs.add("lib/jetty-http-${jetty.version}.jar");
expectedLibs.add("lib/jetty-continuation-${jetty.version}.jar");
expectedLibs.add("lib/jetty-server-${jetty.version}.jar");
List<String> actualLibs = modules.normalizeLibs(active);
Assert.assertThat("Resolved Libs: " + actualLibs, actualLibs, contains(expectedLibs.toArray()));
// Assert XML List
List<String> expectedXmls = new ArrayList<>();
expectedXmls.add("etc/jetty.xml");
expectedXmls.add("etc/jetty-http.xml");
List<String> actualXmls = modules.normalizeXmls(active);
Assert.assertThat("Resolved XMLs: " + actualXmls, actualXmls, contains(expectedXmls.toArray()));
}
// makes requests params
// ie con.query('SELECT * ... WHERE = ?', [requst params], fcn())
public String makeReqParams(DataObj showObj, List<String> pageParams) {
StringBuilder reqParams = new StringBuilder(128);
reqParams.append("[");
boolean firstIteration = true;
Modules m = new Modules();
for (String param : pageParams) {
if (firstIteration) {
firstIteration = false;
} else {
reqParams.append(",");
}
// check if param is a module
// see how many fkeys this param stands for
List<Integer> fkIndices;
if (m.isModule(param)) {
String tableName = m.modNameToTableName(param);
fkIndices = showObj.indexForForeignKeysOfType(tableName);
} else {
fkIndices = showObj.indexForForeignKeysOfType(param);
}
// for every fk, add another req param
// because each fk will have a ? in the where clause
if (fkIndices.size() > 0) {
boolean firstIndex = true;
for (int fkIndex : fkIndices) {
if (firstIndex) {
firstIndex = false;
} else {
reqParams.append(" , ");
}
reqParams.append("req.params." + param);
}
} else {
reqParams.append("req.params." + param);
}
}
reqParams.append("]");
return reqParams.toString();
}
/**
* Sends an HTTP response containing Java source rendered as HTML. The lines of source that have
* corresponding JavaScript will be highlighted (as determined by reading the source map).
*/
private void sendSourceFileAsHtml(
String moduleName, String sourcePath, BufferedReader lines, HttpServletResponse response)
throws IOException {
ReverseSourceMap sourceMap = ReverseSourceMap.load(logger, modules.get(moduleName));
File sourceFile = new File(sourcePath);
response.setStatus(HttpServletResponse.SC_OK);
response.setContentType("text/html");
HtmlWriter out = new HtmlWriter(response.getWriter());
out.startTag("html").nl();
out.startTag("head").nl();
out.startTag("title").text(sourceFile.getName() + " (GWT Code Server)").endTag("title").nl();
out.startTag("style").nl();
out.text(".unused { color: grey; }").nl();
out.text(".used { color: black; }").nl();
out.text(".title { margin-top: 0; }").nl();
out.endTag("style").nl();
out.endTag("head").nl();
out.startTag("body").nl();
out.startTag("a", "href=", ".").text(sourceFile.getParent()).endTag("a").nl();
out.startTag("h1", "class=", "title").text(sourceFile.getName()).endTag("h1").nl();
out.startTag("pre", "class=", "unused").nl();
try {
int lineNumber = 1;
for (String line = lines.readLine(); line != null; line = lines.readLine()) {
if (sourceMap.appearsInJavaScript(sourcePath, lineNumber)) {
out.startTag("span", "class=", "used").text(line).endTag("span").nl();
} else {
out.text(line).nl();
}
lineNumber++;
}
} finally {
lines.close();
}
out.endTag("pre").nl();
out.endTag("body").nl();
out.endTag("html").nl();
}
/**
* Sends an HTTP response containing a Java source. It will be sent as plain text by default, or
* as HTML if the query string is equal to "html".
*/
private void sendSourceFile(
String moduleName, String sourcePath, String query, HttpServletResponse response)
throws IOException {
ModuleState moduleState = modules.get(moduleName);
InputStream pageBytes = moduleState.openSourceFile(sourcePath);
if (pageBytes == null) {
response.sendError(HttpServletResponse.SC_NOT_FOUND);
logger.log(TreeLogger.WARN, "unknown source file: " + sourcePath);
return;
}
if (query != null && query.equals("html")) {
BufferedReader reader = new BufferedReader(new InputStreamReader(pageBytes));
sendSourceFileAsHtml(moduleName, sourcePath, reader, response);
} else {
PageUtil.sendStream("text/plain", pageBytes, response);
}
}
@Override
public void onCreate() {
super.onCreate();
AndroidThreeTen.init(this);
LeakCanary.install(this);
if (BuildConfig.DEBUG) {
Timber.plant(new DebugTree());
} else {
// TODO Crashlytics.start(this);
// TODO Timber.plant(new CrashlyticsTree());
}
objectGraph = ObjectGraph.create(Modules.list(this));
objectGraph.inject(this);
lumberYard.cleanUp();
Timber.plant(lumberYard.tree());
registerActivityLifecycleCallbacks(activityHierarchyServer);
}
public static void main(String[] args) throws ParseException, IOException {
Options options = createOptions();
CommandLineParser parser = new GnuParser();
CommandLine cmd = parser.parse(options, args);
if (cmd.hasOption("?")) {
new HelpFormatter().printHelp("java " + ShowMoves.class.getName(), options);
System.exit(1);
}
File rootFile = new File(cmd.getOptionValue("root"));
File movesFile = new File(cmd.getOptionValue("moves"));
Predicate<ClassName> packageFilter = new PackagePredicate(cmd.getOptionValue("package", ""));
String groupPrefix = cmd.getOptionValue("group", "");
File refsFile = cmd.hasOption("refs") ? new File(cmd.getOptionValue("refs")) : null;
// scan all the pom.xml files
Modules modules = new Modules();
modules.scan(rootFile, groupPrefix);
// load the moves and refs files
ClassLocations moves = ClassLocations.parseFile(movesFile, groupPrefix);
ClassLocations refs =
(refsFile != null) ? ClassLocations.parseFile(refsFile, groupPrefix) : null;
// scan the compiled classes of all the maven targets
ClassScanner classScanner = new ClassScanner(packageFilter);
classScanner.scan(modules.getAllModules());
ClassLocations locations = classScanner.getLocations();
ClassDependencies dependencies = classScanner.getDependencies();
// apply the moves file
locations.moveAll(moves);
// apply the refs file, if one was specified
if (refs != null) {
for (ModuleName moduleName : refs.getAllModules()) {
ClassName refsName = new ClassName(moduleName + ":" + refsFile);
locations.add(refsName, moduleName);
dependencies.add(refsName, refs.getClasses(moduleName));
}
}
// find modules that reference classes they don't have access to
Map<ModuleName, ListMultimap<ClassName, ClassName>> brokenMap = Maps.newHashMap();
for (Map.Entry<ClassName, ModuleName> entry : locations.getLocations()) {
ClassName className = entry.getKey();
ModuleName moduleName = entry.getValue();
Set<ClassName> referencedClasses = dependencies.getReferencedClasses(className);
ListMultimap<ClassName, ClassName> moduleBrokenMap = null;
for (ClassName referencedClass : referencedClasses) {
ModuleName referencedModule = locations.getModule(referencedClass);
if (referencedModule != null && !modules.isDependentOf(moduleName, referencedModule)) {
if (moduleBrokenMap == null) {
moduleBrokenMap = brokenMap.get(moduleName);
if (moduleBrokenMap == null) {
brokenMap.put(moduleName, moduleBrokenMap = ArrayListMultimap.create());
}
}
moduleBrokenMap.put(className, referencedClass);
}
}
}
// report broken dependencies
System.out.println();
for (ModuleName moduleName : Utils.sorted(brokenMap.keySet())) {
ListMultimap<ClassName, ClassName> missingMap = brokenMap.get(moduleName);
System.out.println();
System.out.println(moduleName.toString(groupPrefix));
for (ClassName className : Utils.sorted(missingMap.keySet())) {
System.out.println(" " + className);
for (ClassName referencedClass : Utils.sorted(missingMap.get(className))) {
ModuleName referencedModule = locations.getModule(referencedClass);
System.out.println(
" " + referencedClass + " (" + referencedModule.toString(groupPrefix) + ")");
}
}
}
}
private SourceMap loadSourceMap(String moduleName) {
ModuleState moduleState = modules.get(moduleName);
return SourceMap.load(moduleState.findSourceMap());
}
public void actionPerformed(ActionEvent ae) {
// Launch viewer (and sub-modules).
Modules.initialize();
updateData();
}
private void buildObjectGraphAndInject() {
objectGraph = ObjectGraph.create(Modules.list(this));
objectGraph.inject(this);
}
// From a list of params, this method generates the where clause of the SQL
// statement. ie) select * from table WHERE ____
public String parsePageParam(DataObj showObj, List<String> getParams) {
StringBuilder queryParam = new StringBuilder(512);
boolean firstIteration = true;
Modules m = new Modules();
for (String param : getParams) {
if (firstIteration) {
firstIteration = false;
} else {
queryParam.append(" and ");
}
List<Integer> fkIndices = showObj.indexForForeignKeysOfType(param);
// check if param is a module
if (m.isModule(param)) {
String tableName = m.modNameToTableName(param);
fkIndices = showObj.indexForForeignKeysOfType(tableName);
if (fkIndices.size() > 0) {
boolean firstIndex = true;
for (int fkIndex : fkIndices) {
if (firstIndex) {
firstIndex = false;
} else {
queryParam.append(" or ");
}
String foreignKeyField = showObj.getFieldName(fkIndex);
queryParam.append(showObj.getName() + "." + foreignKeyField + " = ? ");
}
}
// could not find the foreign key because it isthis object
else {
queryParam.append(showObj.getName() + ".ID = ? ");
}
}
// else check if param is a field of dataobj
else if (showObj.isField(param)) {
queryParam.append(showObj.getName() + "." + param + " = ? ");
}
// else check if param is a foreign key dependency of dataobj
else if (fkIndices.size() > 0) {
boolean firstIndex = true;
for (int fkIndex : fkIndices) {
if (firstIndex) {
firstIndex = false;
} else {
queryParam.append(" or ");
}
String foreignKeyField = showObj.getFieldName(fkIndex);
queryParam.append(showObj.getName() + "." + foreignKeyField + " = ? ");
}
}
// check if param is the same name as that object.
// TODO: in this case, it's get by id which has already been
// generated. either skip this generation or keep it
// for later to make communication with cordova easier
else if (showObj.getName().equals(param)) {
queryParam.append(showObj.getName() + ".ID = ? ");
}
// else there is no match. really, this is an error in the config.
// TODO: have parser check that one of these three conditions is true
// now, handle it such that set select * from x where true
else {
queryParam.append(" true ");
}
}
return queryParam.toString();
}