/**
* Return the file containing the initial state of the index. This file should be considered to be
* read-only and should be loaded only if the normal index file does not yet exist. The initial
* state of the index includes all of the information from the bundled libraries, but does not
* include any information from loaded libraries.
*
* @return the file containing the initial state of the index
*/
private File getInitialIndexFile() {
// DartCore.getPlugin().getBundle().getResource(INITIAL_INDEX_FILE).openStream();
// return new File(DartCore.getPlugin().getStateLocation().toFile(), INITIAL_INDEX_FILE);
DartSdkManager sdkManager = DartSdkManager.getManager();
if (sdkManager.hasSdk()) {
return sdkManager.getSdk().getLibraryIndexFile();
}
return null;
}
/**
* A synchronized call to {@link DartCompiler#compileLib(LibrarySource, CompilerConfiguration,
* DartArtifactProvider, DartCompilerListener)}
*/
public static void secureCompileLib(
LibrarySource libSource,
CompilerConfiguration config,
DartArtifactProvider provider,
DartCompilerListener listener)
throws IOException {
long start = System.currentTimeMillis();
if (!DartSdkManager.getManager().hasSdk()) {
return;
}
List<LibrarySource> embeddedLibraries = new ArrayList<LibrarySource>();
// All calls to DartC must be synchronized
synchronized (compilerLock) {
DartCompiler.compileLib(libSource, embeddedLibraries, config, provider, listener);
}
long elapsed = System.currentTimeMillis() - start;
Instrumentation.metric("DartCompilerUtils-secureCompileLib", elapsed).log();
Instrumentation.operation("DartCompilerUtils-secureCompileLib", elapsed)
.with("librarySource.Name", libSource.getName())
.log();
}
@Override
protected IStatus run(IProgressMonitor monitor) {
IStatus status = DartSdkManager.getManager().upgrade(monitor);
if (!status.isOK()) {
if (status.getException() != null) {
DartCore.logError(status.getException());
}
}
return status;
}
private List<String> buildPubServeCommand() {
DartSdk sdk = DartSdkManager.getManager().getSdk();
File pubFile = sdk.getPubExecutable();
List<String> args = new ArrayList<String>();
args.add(pubFile.getAbsolutePath());
args.add(SERVE_COMMAND);
args.add("--port");
args.add(PORT_NUMBER);
args.add("--hostname");
args.add(LOCAL_HOST_ADDR);
return args;
}
/**
* Runs the pub command.
*
* @return the result of running the pub command
*/
public IStatus runSilent(IProgressMonitor monitor) {
try {
// Build the process description to run pub
DartSdk sdk = DartSdkManager.getManager().getSdk();
File pubFile = sdk.getPubExecutable();
ProcessBuilder builder = new ProcessBuilder();
builder.directory(container.getLocation().toFile());
builder.redirectErrorStream(true);
List<String> args = new ArrayList<String>();
if (DartCore.isMac()) {
args.add("/bin/bash");
args.add("--login");
args.add("-c");
args.add("\"" + pubFile.getAbsolutePath() + "\"" + " " + command);
} else {
args.add(pubFile.getAbsolutePath());
args.add(command);
}
builder.command(args);
// Run the pub command as an external process.
ProcessRunner runner = newProcessRunner(builder);
try {
runner.runSync(monitor);
} catch (IOException e) {
String message = NLS.bind(PubMessages.RunPubJob_failed, command, e.toString());
return new Status(IStatus.CANCEL, DartCore.PLUGIN_ID, message, e);
}
StringBuilder stringBuilder = new StringBuilder();
if (!runner.getStdOut().isEmpty()) {
stringBuilder.append(runner.getStdOut().trim() + "\n"); // $NON-NLS-1$
}
int exitCode = runner.getExitCode();
if (exitCode != 0) {
String output = "[" + exitCode + "] " + stringBuilder.toString();
String message = NLS.bind(PubMessages.RunPubJob_failed, command, output);
return new Status(IStatus.ERROR, DartCore.PLUGIN_ID, message);
}
try {
// Refresh the Eclipse resources
container.refreshLocal(IResource.DEPTH_INFINITE, monitor);
} catch (CoreException e) {
// Log the exception and move on
DartCore.logError("Exception refreshing " + container, e);
}
return new Status(IStatus.OK, DartCore.PLUGIN_ID, stringBuilder.toString());
} catch (OperationCanceledException exception) {
String message = NLS.bind(PubMessages.RunPubJob_canceled, command);
return new Status(IStatus.CANCEL, DartCore.PLUGIN_ID, message, exception);
} finally {
monitor.done();
}
}
/**
* @param launchConfig
* @param url
* @param monitor
* @param enableDebugging
* @param browserLocation
* @param browserName
* @throws CoreException
*/
private ListeningStream startNewBrowserProcess(
DartLaunchConfigWrapper launchConfig,
String url,
IProgressMonitor monitor,
boolean enableDebugging,
IPath browserLocation,
String browserName,
StringBuilder argDescription)
throws CoreException {
Process process = null;
monitor.worked(1);
ProcessBuilder builder = new ProcessBuilder();
Map<String, String> env = builder.environment();
// Due to differences in 32bit and 64 bit environments, dartium 32bit launch does not work on
// linux with this property.
env.remove("LD_LIBRARY_PATH");
// Add the environment variable DART_FLAGS="--enable-checked-mode"
// to enable asserts and type checks
if (launchConfig.getCheckedMode()) {
env.put("DART_FLAGS", "--enable-checked-mode");
}
// Pass in --package-root if the preference is set
String packageRoot = DartCore.getPlugin().getPackageRootPref();
// TODO(keertip): if using default "packages" directory, do not set env variable
// TODO(devoncarew): why are we only passing package root in when launching a file (not a url)?
if (packageRoot != null && launchConfig.getShouldLaunchFile()) {
try {
String packageRootUri = getResourceServer().getUrlForFile(new Path(packageRoot).toFile());
// Strip a trailing slash off the uri if the user setting didn't have one.
if (!packageRoot.endsWith("/") && packageRootUri.endsWith("/")) {
packageRootUri = packageRootUri.substring(0, packageRootUri.length() - 1);
}
env.put("DART_PACKAGE_ROOT", packageRootUri);
} catch (IOException e) {
DartDebugCorePlugin.logError(e);
}
}
// This flag allows us to retrieve the dart: core sources from Dartium.
env.put("DART_DEBUG_LIBS", "true");
devToolsPortNumber = DEVTOOLS_PORT_NUMBER;
if (enableDebugging) {
devToolsPortNumber = NetUtils.findUnusedPort(DEVTOOLS_PORT_NUMBER);
if (devToolsPortNumber == -1) {
throw new CoreException(
new Status(
IStatus.ERROR,
DartDebugCorePlugin.PLUGIN_ID,
"Unable to locate an available port for the Dartium debugger"));
}
}
List<String> arguments =
buildArgumentsList(launchConfig, browserLocation, url, enableDebugging, devToolsPortNumber);
builder.command(arguments);
builder.directory(DartSdkManager.getManager().getSdk().getDartiumWorkingDirectory());
builder.redirectErrorStream(true);
describe(arguments, argDescription);
try {
process = builder.start();
} catch (IOException e) {
DartDebugCorePlugin.logError("Exception while starting Dartium", e);
throw new CoreException(
new Status(
IStatus.ERROR,
DartDebugCorePlugin.PLUGIN_ID,
"Could not launch browser: " + e.toString()));
}
browserProcess = process;
return readFromProcessPipes(browserName, browserProcess.getInputStream());
}
protected void launchBrowser(
ILaunch launch,
DartLaunchConfigWrapper launchConfig,
IFile file,
String url,
IProgressMonitor monitor,
boolean enableDebugging)
throws CoreException {
// For now, we always start a debugging connection, even when we're not really debugging.
boolean enableBreakpoints = enableDebugging;
monitor.beginTask("Launching Dartium...", enableDebugging ? 7 : 2);
File dartium = DartSdkManager.getManager().getSdk().getDartiumExecutable();
if (dartium == null) {
throw new CoreException(
new Status(IStatus.ERROR, DartDebugCorePlugin.PLUGIN_ID, "Could not find Dartium"));
}
IPath browserLocation = new Path(dartium.getAbsolutePath());
String browserName = dartium.getName();
// avg: 0.434 sec (old: 0.597)
LogTimer timer = new LogTimer("Dartium debug startup");
// avg: 55ms
timer.startTask(browserName + " startup");
url = resolveLaunchUrl(file, url);
// for now, check if browser is open, and connection is alive
boolean restart =
browserProcess == null
|| isProcessTerminated(browserProcess)
|| DartiumDebugTarget.getActiveTarget() == null
|| !DartiumDebugTarget.getActiveTarget().canTerminate();
if (!restart) {
DebugPlugin.getDefault().getLaunchManager().removeLaunch(launch);
try {
DartiumDebugTarget.getActiveTarget().navigateToUrl(url, enableBreakpoints);
} catch (IOException e) {
DartDebugCorePlugin.logError(e);
}
} else {
terminateExistingBrowserProcess();
StringBuilder processDescription = new StringBuilder();
ListeningStream dartiumOutput =
startNewBrowserProcess(
launchConfig,
url,
monitor,
enableDebugging,
browserLocation,
browserName,
processDescription);
sleep(100);
monitor.worked(1);
if (isProcessTerminated(browserProcess)) {
DartDebugCorePlugin.logError("Dartium output: " + dartiumOutput.toString());
throw new CoreException(
new Status(
IStatus.ERROR,
DartDebugCorePlugin.PLUGIN_ID,
"Could not launch browser - process terminated on startup"
+ getProcessStreamMessage(dartiumOutput.toString())));
}
connectToChromiumDebug(
dartium,
browserName,
launch,
launchConfig,
url,
monitor,
browserProcess,
timer,
enableBreakpoints,
devToolsPortNumber,
dartiumOutput,
processDescription.toString());
}
DebugUIHelper.getHelper().activateApplication(dartium, "Chromium");
timer.stopTask();
timer.stopTimer();
monitor.done();
}
/** A synchronized call to {@link DartCompiler#analyzeLibrary} */
public static LibraryUnit secureAnalyzeLibrary(
LibrarySource librarySource,
final Map<URI, DartUnit> parsedUnits,
final CompilerConfiguration config,
DartArtifactProvider provider,
DartCompilerListener listener)
throws IOException {
long start = System.currentTimeMillis();
if (!DartSdkManager.getManager().hasSdk()) {
return null;
}
final PackageLibraryManager manager = PackageLibraryManagerProvider.getPackageLibraryManager();
AnalysisServer server = PackageLibraryManagerProvider.getDefaultAnalysisServer();
URI librarySourceUri = librarySource.getUri();
if (parsedUnits == null && !(librarySource instanceof LibraryWithSuppliedSources)) {
// Resolve dart:<libname> to file URI before calling AnalysisServer
URI libraryFileUri = manager.resolveDartUri(librarySourceUri);
File libraryFile = new File(libraryFileUri.getPath());
LibraryUnit ret = server.getSavedContext().resolve(libraryFile, 30000);
long elapsed = System.currentTimeMillis() - start;
Instrumentation.metric("DartCompilerUtils-secureAnalyzeLibrary", elapsed).log();
Instrumentation.operation("DartCompilerUtils-secureAnalyzeLibrary", elapsed)
.with("librarySource.Name", librarySource.getName())
.with("librarySource.LastModified", librarySource.getLastModified())
.log();
return ret;
}
// Resolve the specified library against all currently cached libraries
final Map<URI, LibraryUnit> resolvedLibs = server.getSavedContext().getResolvedLibraries(50);
resolvedLibs.remove(librarySourceUri);
// Construct the selective cache
SelectiveCache selectiveCache =
new DartCompiler.SelectiveCache() {
@Override
public Map<URI, LibraryUnit> getResolvedLibraries() {
return resolvedLibs;
}
@Override
public DartUnit getUnresolvedDartUnit(DartSource dartSrc) {
if (parsedUnits == null) {
return null;
}
URI srcUri = dartSrc.getUri();
DartUnit parsedUnit = parsedUnits.remove(srcUri);
if (parsedUnit != null) {
return parsedUnit;
}
URI fileUri = manager.resolveDartUri(srcUri);
return parsedUnits.remove(fileUri);
}
};
Map<URI, LibraryUnit> libMap;
// All calls to DartC must be synchronized
synchronized (compilerLock) {
libMap =
DartCompiler.analyzeLibraries(
librarySource, selectiveCache, config, provider, listener, false);
}
long elapsed = System.currentTimeMillis() - start;
Instrumentation.metric("DartCompilerUtils-secureAnalyzeLibrary", elapsed)
.with("libMapHasResult", Boolean.toString(libMap != null))
.log();
Instrumentation.operation("DartCompilerUtils-secureAnalyzeLibrary", elapsed)
.with("librarySource.Name", librarySource.getName())
.with("libMapHasResult", Boolean.toString(libMap != null))
.with("librarySource.LastModified", librarySource.getLastModified())
.log();
return libMap != null ? libMap.get(librarySourceUri) : null;
}
/**
* Write the current index to the SDK directory.
*
* @see DartSdk#getLibraryIndexFile()
*/
public void writeIndexToSdk() {
writeIndexTo(DartSdkManager.getManager().getSdk().getLibraryIndexFile());
}
public static boolean isAvailable() {
return DartSdkManager.getManager().getSdk().getDartFmtExecutable().canExecute();
}
/**
* Run the formatter on the given input source.
*
* @param source the source to pass to the formatter
* @param selection the selection info to pass into the formatter
* @param monitor the monitor for displaying progress
* @throws IOException if an exception was thrown during execution
* @throws CoreException if an exception occurs in file refresh
* @return the formatted source (or null in case formatting could not be executed)
*/
public static FormattedSource format(
final String source, final Point selection, IProgressMonitor monitor)
throws IOException, CoreException {
File dartfmt = DartSdkManager.getManager().getSdk().getDartFmtExecutable();
if (!dartfmt.canExecute()) {
return null;
}
if (source.length() == 0) {
FormattedSource result = new FormattedSource();
result.source = source;
return result;
}
ProcessBuilder builder = new ProcessBuilder();
List<String> args = new ArrayList<String>();
args.add(dartfmt.getPath());
if (selection != null) {
args.add(ARGS_SOURCE_FLAG + " " + selection.x + "," + selection.y);
}
args.add(ARGS_MAX_LINE_LEN_FLAG);
if (getMaxLineLengthEnabled() && getMaxLineLength().length() > 0) {
args.add(getMaxLineLength());
} else {
args.add("Infinity");
}
args.add(ARGS_INDENT_FLAG);
args.add(getInsertSpacesForTabs() ? getSpacesPerIndent() : "tab");
if (getPerformTransforms()) {
args.add(ARGS_TRANSFORMS_FLAG);
}
args.add(ARGS_MACHINE_FORMAT_FLAG);
builder.command(args);
builder.redirectErrorStream(true);
ProcessRunner runner =
new ProcessRunner(builder) {
@Override
protected void processStarted(Process process) throws IOException {
BufferedWriter writer =
new BufferedWriter(
new OutputStreamWriter(process.getOutputStream(), "UTF-8"), source.length());
writer.append(source);
writer.close();
}
};
runner.runSync(monitor);
StringBuilder sb = new StringBuilder();
if (!runner.getStdOut().isEmpty()) {
sb.append(runner.getStdOut());
}
// TODO (pquitslund): better error handling
if (runner.getExitCode() != 0) {
sb.append(runner.getStdErr());
throw new IOException(sb.toString());
}
String formattedSource = sb.toString();
try {
JSONObject json = new JSONObject(formattedSource);
String sourceString = (String) json.get(JSON_SOURCE_KEY);
JSONObject selectionJson = (JSONObject) json.get(JSON_SELECTION_KEY);
// TODO (pquitslund): figure out why we (occasionally) need to remove an extra trailing
// NEWLINE
if (sourceString.endsWith("\n\n")) {
sourceString = sourceString.substring(0, sourceString.length() - 1);
}
FormattedSource result = new FormattedSource();
result.source = sourceString;
result.selectionOffset = selectionJson.getInt(JSON_OFFSET_KEY);
result.selectionLength = selectionJson.getInt(JSON_LENGTH_KEY);
return result;
} catch (JSONException e) {
DartToolsPlugin.log(e);
throw new IOException(e);
}
}