| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.util; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| import java.net.ServerSocket; |
| import java.util.Locale; |
| import java.util.Map; |
| import java.util.zip.ZipEntry; |
| import java.util.zip.ZipOutputStream; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jdt.core.tests.compiler.regression.Requestor; |
| import org.eclipse.jdt.internal.compiler.Compiler; |
| import org.eclipse.jdt.internal.compiler.IErrorHandlingPolicy; |
| import org.eclipse.jdt.internal.compiler.IProblemFactory; |
| import org.eclipse.jdt.internal.compiler.batch.CompilationUnit; |
| import org.eclipse.jdt.internal.compiler.batch.FileSystem; |
| import org.eclipse.jdt.internal.compiler.env.INameEnvironment; |
| import org.eclipse.jdt.internal.compiler.problem.DefaultProblemFactory; |
| public class Util { |
| // Trace for delete operation |
| /* |
| * Maximum time wasted repeating delete operations while running JDT/Core tests. |
| */ |
| private static int DELETE_MAX_TIME = 0; |
| /** |
| * Trace deletion operations while running JDT/Core tests. |
| */ |
| public static boolean DELETE_DEBUG = false; |
| /** |
| * Maximum of time in ms to wait in deletion operation while running JDT/Core tests. |
| * Default is 10 seconds. This number cannot exceed 1 minute (ie. 60000). |
| * <br> |
| * To avoid too many loops while waiting, the ten first ones are done waiting |
| * 10ms before repeating, the ten loops after are done waiting 100ms and |
| * the other loops are done waiting 1s... |
| */ |
| public static int DELETE_MAX_WAIT = 10000; |
| |
| // Output directory initialization |
| /** |
| * Initially, output directory was located in System.getProperty("user.home")+"\comptest". |
| * To allow user to run several compiler tests at the same time, main output directory |
| * is now located in a sub-directory of "comptest" which name is "run."+<code>System.currentMilliseconds</code>. |
| * |
| * @see #DELAY_BEFORE_CLEAN_PREVIOUS |
| */ |
| private final static String OUTPUT_DIRECTORY; |
| /** |
| * Let user specify the delay in hours before output directories are removed from file system |
| * while starting a new test run. Default value is 2 hours. |
| * <p> |
| * Note that this value may be a float and so have time less than one hour. |
| * If value is 0 or negative, then all previous run directories will be removed... |
| * |
| * @see #OUTPUT_DIRECTORY |
| */ |
| private final static String DELAY_BEFORE_CLEAN_PREVIOUS = System.getProperty("delay"); |
| /* |
| * Static initializer to clean directories created while running previous test suites. |
| */ |
| static { |
| // Get delay for cleaning sub-directories |
| long millisecondsPerHour = 1000L * 3600L; |
| long delay = millisecondsPerHour * 2; // default is to keep previous run directories for 2 hours |
| try { |
| if (DELAY_BEFORE_CLEAN_PREVIOUS != null) { |
| float hours = Float.parseFloat(DELAY_BEFORE_CLEAN_PREVIOUS); |
| delay = (int) (millisecondsPerHour * hours); |
| } |
| } |
| catch (NumberFormatException nfe) { |
| // use default |
| } |
| |
| // Get output directory root from system properties |
| String container = System.getProperty("jdt.test.output_directory"); |
| if (container == null){ |
| container = System.getProperty("user.home"); |
| } |
| if (container == null) { |
| container = "."; // use current directory |
| } |
| |
| // Get file for root directory |
| if (Character.isLowerCase(container.charAt(0)) && container.charAt(1) == ':') { |
| container = Character.toUpperCase(container.charAt(0)) + container.substring(1); |
| } |
| File dir = new File(new File(container), "comptest"); |
| |
| // If root directory already exists, clean it |
| if (dir.exists()) { |
| long now = System.currentTimeMillis(); |
| if ((now - dir.lastModified()) > delay) { |
| // remove all directory content |
| flushDirectoryContent(dir); |
| } else { |
| // remove only old sub-dirs |
| File[] testDirs = dir.listFiles(); |
| for (int i=0,l=testDirs.length; i<l; i++) { |
| if (testDirs[i].isDirectory()) { |
| if ((now - testDirs[i].lastModified()) > delay) { |
| delete(testDirs[i]); |
| } |
| } |
| } |
| } |
| } |
| |
| // Computed test run directory name based on current time |
| File dateDir = new File(dir, "run."+System.currentTimeMillis()); |
| OUTPUT_DIRECTORY = dateDir.getPath(); |
| } |
| |
| public static CompilationUnit[] compilationUnits(String[] testFiles) { |
| int length = testFiles.length / 2; |
| CompilationUnit[] result = new CompilationUnit[length]; |
| int index = 0; |
| for (int i = 0; i < length; i++) { |
| result[i] = new CompilationUnit(testFiles[index + 1].toCharArray(), testFiles[index], null); |
| index += 2; |
| } |
| return result; |
| } |
| public static void compile(String[] pathsAndContents, Map options, String outputPath) { |
| IProblemFactory problemFactory = new DefaultProblemFactory(Locale.getDefault()); |
| Requestor requestor = |
| new Requestor( |
| problemFactory, |
| outputPath.endsWith(File.separator) ? outputPath : outputPath + File.separator, |
| false); |
| INameEnvironment nameEnvironment = new FileSystem(getJavaClassLibs(), new String[] {}, null); |
| IErrorHandlingPolicy errorHandlingPolicy = |
| new IErrorHandlingPolicy() { |
| public boolean stopOnFirstError() { |
| return false; |
| } |
| public boolean proceedOnErrors() { |
| return true; |
| } |
| }; |
| Compiler batchCompiler = |
| new Compiler( |
| nameEnvironment, |
| errorHandlingPolicy, |
| options, |
| requestor, |
| problemFactory); |
| batchCompiler.compile(compilationUnits(pathsAndContents)); // compile all files together |
| System.err.print(requestor.problemLog); // problem log empty if no problems |
| } |
| public static String[] concatWithClassLibs(String classpath, boolean inFront) { |
| String[] classLibs = getJavaClassLibs(); |
| final int length = classLibs.length; |
| String[] defaultClassPaths = new String[length + 1]; |
| if (inFront) { |
| System.arraycopy(classLibs, 0, defaultClassPaths, 1, length); |
| defaultClassPaths[0] = classpath; |
| } else { |
| System.arraycopy(classLibs, 0, defaultClassPaths, 0, length); |
| defaultClassPaths[length] = classpath; |
| } |
| return defaultClassPaths; |
| } |
| public static String convertToIndependantLineDelimiter(String source) { |
| StringBuffer buffer = new StringBuffer(); |
| for (int i = 0, length = source.length(); i < length; i++) { |
| char car = source.charAt(i); |
| if (car == '\r') { |
| buffer.append('\n'); |
| if (i < length-1 && source.charAt(i+1) == '\n') { |
| i++; // skip \n after \r |
| } |
| } else { |
| buffer.append(car); |
| } |
| } |
| return buffer.toString(); |
| } |
| /** |
| * Copy the given source (a file or a directory that must exists) to the given destination (a directory that must exists). |
| */ |
| public static void copy(String sourcePath, String destPath) { |
| sourcePath = toNativePath(sourcePath); |
| destPath = toNativePath(destPath); |
| File source = new File(sourcePath); |
| if (!source.exists()) return; |
| File dest = new File(destPath); |
| if (!dest.exists()) return; |
| if (source.isDirectory()) { |
| String[] files = source.list(); |
| if (files != null) { |
| for (int i = 0; i < files.length; i++) { |
| String file = files[i]; |
| File sourceFile = new File(source, file); |
| if (sourceFile.isDirectory()) { |
| File destSubDir = new File(dest, file); |
| destSubDir.mkdir(); |
| copy(sourceFile.getPath(), destSubDir.getPath()); |
| } else { |
| copy(sourceFile.getPath(), dest.getPath()); |
| } |
| } |
| } |
| } else { |
| FileInputStream in = null; |
| FileOutputStream out = null; |
| try { |
| in = new FileInputStream(source); |
| File destFile = new File(dest, source.getName()); |
| if (destFile.exists()) { |
| if (!delete(destFile)) { |
| throw new IOException(destFile + " is in use"); |
| } |
| } |
| out = new FileOutputStream(destFile); |
| int bufferLength = 1024; |
| byte[] buffer = new byte[bufferLength]; |
| int read = 0; |
| while (read != -1) { |
| read = in.read(buffer, 0, bufferLength); |
| if (read != -1) { |
| out.write(buffer, 0, read); |
| } |
| } |
| } catch (IOException e) { |
| throw new Error(e.toString()); |
| } finally { |
| if (in != null) { |
| try { |
| in.close(); |
| } catch (IOException e) { |
| } |
| } |
| if (out != null) { |
| try { |
| out.close(); |
| } catch (IOException e) { |
| } |
| } |
| } |
| } |
| } |
| public static void createJar(String[] pathsAndContents, Map options, String jarPath) throws IOException { |
| String classesPath = getOutputDirectory() + File.separator + "classes"; |
| File classesDir = new File(classesPath); |
| flushDirectoryContent(classesDir); |
| compile(pathsAndContents, options, classesPath); |
| zip(classesDir, jarPath); |
| } |
| /** |
| * Delete a file or directory and insure that the file is no longer present |
| * on file system. In case of directory, delete all the hierarchy underneath. |
| * |
| * @param file The file or directory to delete |
| * @return true iff the file was really delete, false otherwise |
| */ |
| public static boolean delete(File file) { |
| // flush all directory content |
| if (file.isDirectory()) { |
| flushDirectoryContent(file); |
| } |
| // remove file |
| file.delete(); |
| if (isFileDeleted(file)) { |
| return true; |
| } |
| return waitUntilFileDeleted(file); |
| } |
| /** |
| * Delete a file or directory and insure that the file is no longer present |
| * on file system. In case of directory, delete all the hierarchy underneath. |
| * |
| * @param resource The resource to delete |
| * @return true iff the file was really delete, false otherwise |
| */ |
| public static boolean delete(IResource resource) { |
| try { |
| resource.delete(true, null); |
| if (isResourceDeleted(resource)) { |
| return true; |
| } |
| } |
| catch (CoreException e) { |
| // skip |
| } |
| return waitUntilResourceDeleted(resource); |
| } |
| /** |
| * Delete a file or directory and insure that the file is no longer present |
| * on file system. In case of directory, delete all the hierarchy underneath. |
| * |
| * @param path The path of the file or directory to delete |
| * @return true iff the file was really delete, false otherwise |
| */ |
| public static boolean delete(String path) { |
| return delete(new File(path)); |
| } |
| /** |
| * Generate a display string from the given String. |
| * @param indent number of tabs are added at the begining of each line. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.displayString("abc\ndef\tghi")] |
| */ |
| public static String displayString(String inputString){ |
| return displayString(inputString, 0); |
| } |
| /** |
| * Generate a display string from the given String. |
| * It converts: |
| * <ul> |
| * <li>\t to \t</li> |
| * <li>\r to \\r</li> |
| * <li>\n to \n</li> |
| * <li>\b to \\b</li> |
| * <li>\f to \\f</li> |
| * <li>\" to \\\"</li> |
| * <li>\' to \\'</li> |
| * <li>\\ to \\\\</li> |
| * <li>All other characters are unchanged.</li> |
| * </ul> |
| * This method doesn't convert \r\n to \n. |
| * <p> |
| * Example of use: |
| * <o> |
| * <li> |
| * <pre> |
| * input string = "abc\ndef\tghi", |
| * indent = 3 |
| * result = "\"\t\t\tabc\\n" + |
| * "\t\t\tdef\tghi\"" |
| * </pre> |
| * </li> |
| * <li> |
| * <pre> |
| * input string = "abc\ndef\tghi\n", |
| * indent = 3 |
| * result = "\"\t\t\tabc\\n" + |
| * "\t\t\tdef\tghi\\n\"" |
| * </pre> |
| * </li> |
| * <li> |
| * <pre> |
| * input string = "abc\r\ndef\tghi\r\n", |
| * indent = 3 |
| * result = "\"\t\t\tabc\\r\\n" + |
| * "\t\t\tdef\tghi\\r\\n\"" |
| * </pre> |
| * </li> |
| * </ol> |
| * </p> |
| * |
| * @param inputString the given input string |
| * @param indent number of tabs are added at the begining of each line. |
| * |
| * @return the displayed string |
| */ |
| public static String displayString(String inputString, int indent) { |
| int length = inputString.length(); |
| StringBuffer buffer = new StringBuffer(length); |
| java.util.StringTokenizer tokenizer = new java.util.StringTokenizer(inputString, "\n\r", true); |
| for (int i = 0; i < indent; i++) buffer.append("\t"); |
| buffer.append("\""); |
| while (tokenizer.hasMoreTokens()){ |
| |
| String token = tokenizer.nextToken(); |
| if (token.equals("\r")) { |
| buffer.append("\\r"); |
| if (tokenizer.hasMoreTokens()) { |
| token = tokenizer.nextToken(); |
| if (token.equals("\n")) { |
| buffer.append("\\n"); |
| if (tokenizer.hasMoreTokens()) { |
| buffer.append("\" + \n"); |
| for (int i = 0; i < indent; i++) buffer.append("\t"); |
| buffer.append("\""); |
| } |
| continue; |
| } |
| buffer.append("\" + \n"); |
| for (int i = 0; i < indent; i++) buffer.append("\t"); |
| buffer.append("\""); |
| } else { |
| continue; |
| } |
| } else if (token.equals("\n")) { |
| buffer.append("\\n"); |
| if (tokenizer.hasMoreTokens()) { |
| buffer.append("\" + \n"); |
| for (int i = 0; i < indent; i++) buffer.append("\t"); |
| buffer.append("\""); |
| } |
| continue; |
| } |
| |
| StringBuffer tokenBuffer = new StringBuffer(); |
| for (int i = 0; i < token.length(); i++){ |
| char c = token.charAt(i); |
| switch (c) { |
| case '\r' : |
| tokenBuffer.append("\\r"); |
| break; |
| case '\n' : |
| tokenBuffer.append("\\n"); |
| break; |
| case '\b' : |
| tokenBuffer.append("\\b"); |
| break; |
| case '\t' : |
| tokenBuffer.append("\t"); |
| break; |
| case '\f' : |
| tokenBuffer.append("\\f"); |
| break; |
| case '\"' : |
| tokenBuffer.append("\\\""); |
| break; |
| case '\'' : |
| tokenBuffer.append("\\'"); |
| break; |
| case '\\' : |
| tokenBuffer.append("\\\\"); |
| break; |
| default : |
| tokenBuffer.append(c); |
| } |
| } |
| buffer.append(tokenBuffer.toString()); |
| } |
| buffer.append("\""); |
| return buffer.toString(); |
| } |
| /** |
| * Reads the content of the given source file and converts it to a display string. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.fileContentToDisplayString("c:/temp/X.java", 0)] |
| */ |
| public static String fileContentToDisplayString(String sourceFilePath, int indent, boolean independantLineDelimiter) { |
| File sourceFile = new File(sourceFilePath); |
| if (!sourceFile.exists()) { |
| System.out.println("File " + sourceFilePath + " does not exists."); |
| return null; |
| } |
| if (!sourceFile.isFile()) { |
| System.out.println(sourceFilePath + " is not a file."); |
| return null; |
| } |
| StringBuffer sourceContentBuffer = new StringBuffer(); |
| FileInputStream input = null; |
| try { |
| input = new FileInputStream(sourceFile); |
| } catch (FileNotFoundException e) { |
| return null; |
| } |
| try { |
| int read; |
| do { |
| read = input.read(); |
| if (read != -1) { |
| sourceContentBuffer.append((char)read); |
| } |
| } while (read != -1); |
| input.close(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| return null; |
| } finally { |
| try { |
| input.close(); |
| } catch (IOException e2) { |
| } |
| } |
| String sourceString = sourceContentBuffer.toString(); |
| if (independantLineDelimiter) { |
| sourceString = convertToIndependantLineDelimiter(sourceString); |
| } |
| return displayString(sourceString, indent); |
| } |
| /** |
| * Reads the content of the given source file, converts it to a display string. |
| * If the destination file path is not null, writes the result to this file. |
| * Otherwise writes it to the console. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.fileContentToDisplayString("c:/temp/X.java", 0, null)] |
| */ |
| public static void fileContentToDisplayString(String sourceFilePath, int indent, String destinationFilePath, boolean independantLineDelimiter) { |
| String displayString = fileContentToDisplayString(sourceFilePath, indent, independantLineDelimiter); |
| if (destinationFilePath == null) { |
| System.out.println(displayString); |
| return; |
| } |
| writeToFile(displayString, destinationFilePath); |
| } |
| /** |
| * Flush content of a given directory (leaving it empty), |
| * no-op if not a directory. |
| */ |
| public static void flushDirectoryContent(File dir) { |
| File[] files = dir.listFiles(); |
| if (files == null) return; |
| for (int i = 0, max = files.length; i < max; i++) { |
| delete(files[i]); |
| } |
| } |
| /** |
| * Search the user hard-drive for a Java class library. |
| * Returns null if none could be found. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.getJavaClassLib()] |
| */ |
| public static String[] getJavaClassLibs() { |
| String jreDir = getJREDirectory(); |
| if (jreDir == null) { |
| return new String[] {}; |
| } |
| final String vmName = System.getProperty("java.vm.name"); |
| if ("J9".equals(vmName)) { |
| return new String[] { toNativePath(jreDir + "/lib/jclMax/classes.zip")}; |
| } |
| File file = new File(jreDir + "/lib/rt.jar"); |
| if (file.exists()) { |
| return new String[] { |
| toNativePath(jreDir + "/lib/rt.jar") |
| }; |
| } |
| return new String[] { |
| toNativePath(jreDir + "/lib/core.jar"), |
| toNativePath(jreDir + "/lib/security.jar"), |
| toNativePath(jreDir + "/lib/graphics.jar") |
| }; |
| } |
| public static String getJavaClassLibsAsString() { |
| String[] classLibs = getJavaClassLibs(); |
| StringBuffer buffer = new StringBuffer(); |
| for (int i = 0, max = classLibs.length; i < max; i++) { |
| buffer |
| .append(classLibs[i]) |
| .append(File.pathSeparatorChar); |
| |
| } |
| return buffer.toString(); |
| } |
| /** |
| * Returns the JRE directory this tests are running on. |
| * Returns null if none could be found. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.getJREDirectory()] |
| */ |
| public static String getJREDirectory() { |
| return System.getProperty("java.home"); |
| } |
| /** |
| * Search the user hard-drive for a possible output directory. |
| * Returns null if none could be found. |
| * |
| * Example of use: [org.eclipse.jdt.core.tests.util.Util.getOutputDirectory()] |
| */ |
| public static String getOutputDirectory() { |
| return OUTPUT_DIRECTORY; |
| } |
| /** |
| * Returns the parent's child file matching the given file or null if not found. |
| * |
| * @param file The searched file in parent |
| * @return The parent's child matching the given file or null if not found. |
| */ |
| private static File getParentChildFile(File file) { |
| File parent = file.getParentFile(); |
| if (parent == null || !parent.exists()) return null; |
| File[] files = parent.listFiles(); |
| int length = files==null ? 0 : files.length; |
| if (length > 0) { |
| for (int i=0; i<length; i++) { |
| if (files[i] == file) { |
| return files[i]; |
| } else if (files[i].equals(file)) { |
| return files[i]; |
| } else if (files[i].getPath().equals(file.getPath())) { |
| return files[i]; |
| } |
| } |
| } |
| return null; |
| } |
| /** |
| * Returns parent's child resource matching the given resource or null if not found. |
| * |
| * @param resource The searched file in parent |
| * @return The parent's child matching the given file or null if not found. |
| */ |
| private static IResource getParentChildResource(IResource resource) { |
| IContainer parent = resource.getParent(); |
| if (parent == null || !parent.exists()) return null; |
| try { |
| IResource[] members = parent.members(); |
| int length = members ==null ? 0 : members.length; |
| if (length > 0) { |
| for (int i=0; i<length; i++) { |
| if (members[i] == resource) { |
| return members[i]; |
| } else if (members[i].equals(resource)) { |
| return members[i]; |
| } else if (members[i].getFullPath().equals(resource.getFullPath())) { |
| return members[i]; |
| } |
| } |
| } |
| } |
| catch (CoreException ce) { |
| // skip |
| } |
| return null; |
| } |
| /** |
| * Returns the test name from stack elements info. |
| * |
| * @return The name of the test currently running |
| */ |
| private static String getTestName() { |
| StackTraceElement[] elements = new Exception().getStackTrace(); |
| int idx = 0, length=elements.length; |
| while (idx<length && !elements[idx++].getClassName().startsWith("org.eclipse.jdt")) { |
| // loop until JDT/Core class appears in the stack |
| } |
| if (idx<length) { |
| StackTraceElement testElement = null; |
| while (idx<length && elements[idx].getClassName().startsWith("org.eclipse.jdt")) { |
| testElement = elements[idx++]; |
| } |
| if (testElement != null) { |
| return testElement.getClassName() + " - " + testElement.getMethodName(); |
| } |
| } |
| return "?"; |
| } |
| /** |
| * Returns the next available port number on the local host. |
| */ |
| public static int getFreePort() { |
| ServerSocket socket = null; |
| try { |
| socket = new ServerSocket(0); |
| return socket.getLocalPort(); |
| } catch (IOException e) { |
| // ignore |
| } finally { |
| if (socket != null) { |
| try { |
| socket.close(); |
| } catch (IOException e) { |
| // ignore |
| } |
| } |
| } |
| return -1; |
| } |
| /** |
| * Returns whether a file is really deleted or not. |
| * Does not only rely on {@link File#exists()} method but also |
| * look if it's not in its parent children {@link #getParentChildFile(File)}. |
| * |
| * @param file The file to test if deleted |
| * @return true if the file does not exist and was not found in its parent children. |
| */ |
| public static boolean isFileDeleted(File file) { |
| return !file.exists() && getParentChildFile(file) == null; |
| } |
| public static boolean isMacOS() { |
| return System.getProperty("os.name").indexOf("Mac") != -1; |
| } |
| /** |
| * Returns whether a resource is really deleted or not. |
| * Does not only rely on {@link IResource#isAccessible()} method but also |
| * look if it's not in its parent children {@link #getParentChildResource(IResource)}. |
| * |
| * @param resource The resource to test if deleted |
| * @return true if the resource is not accessible and was not found in its parent children. |
| */ |
| public static boolean isResourceDeleted(IResource resource) { |
| return !resource.isAccessible() && getParentChildResource(resource) == null; |
| } |
| /** |
| * Print given file information with specified indentation. |
| * These information are:<ul> |
| * <li>read {@link File#canRead()}</li> |
| * <li>write {@link File#canWrite()}</li> |
| * <li>exists {@link File#exists()}</li> |
| * <li>is file {@link File#isFile()}</li> |
| * <li>is directory {@link File#isDirectory()}</li> |
| * <li>is hidden {@link File#isHidden()}</li> |
| * </ul> |
| * May recurse several level in parents hierarchy. |
| * May also display children, but then will not recusre in parent |
| * hierarchy to avoid infinite loop... |
| * |
| * @param file The file to display information |
| * @param indent Number of tab to print before the information |
| * @param recurse Display also information on <code>recurse</code>th parents in hierarchy. |
| * If negative then display children information instead. |
| */ |
| private static void printFileInfo(File file, int indent, int recurse) { |
| String tab = ""; |
| for (int i=0; i<indent; i++) tab+="\t"; |
| System.out.print(tab+"- "+file.getName()+" file info: "); |
| String sep = ""; |
| if (file.canRead()) { |
| System.out.print("read"); |
| sep = ", "; |
| } |
| if (file.canWrite()) { |
| System.out.print(sep+"write"); |
| sep = ", "; |
| } |
| if (file.exists()) { |
| System.out.print(sep+"exist"); |
| sep = ", "; |
| } |
| if (file.isDirectory()) { |
| System.out.print(sep+"dir"); |
| sep = ", "; |
| } |
| if (file.isFile()) { |
| System.out.print(sep+"file"); |
| sep = ", "; |
| } |
| if (file.isHidden()) { |
| System.out.print(sep+"hidden"); |
| sep = ", "; |
| } |
| System.out.println(); |
| File[] files = file.listFiles(); |
| int length = files==null ? 0 : files.length; |
| if (length > 0) { |
| boolean children = recurse < 0; |
| System.out.print(tab+" + children: "); |
| if (children) System.out.println(); |
| for (int i=0; i<length; i++) { |
| if (children) { // display children |
| printFileInfo(files[i], indent+2, -1); |
| } else { |
| if (i>0) System.out.print(", "); |
| System.out.print(files[i].getName()); |
| if (files[i].isDirectory()) System.out.print("[dir]"); |
| else if (files[i].isFile()) System.out.print("[file]"); |
| else System.out.print("[?]"); |
| } |
| } |
| if (!children) System.out.println(); |
| } |
| if (recurse > 0) { |
| File parent = file.getParentFile(); |
| if (parent != null) printFileInfo(parent, indent+1, recurse-1); |
| } |
| } |
| /** |
| * Print stack trace with only JDT/Core elements. |
| * |
| * @param exception Exception of the stack trace. May be null, then a fake exception is used. |
| * @param indent Number of tab to display before the stack elements to display. |
| */ |
| private static void printJdtCoreStackTrace(Exception exception, int indent) { |
| String tab = ""; |
| for (int i=0; i<indent; i++) tab+="\t"; |
| StackTraceElement[] elements = (exception==null?new Exception():exception).getStackTrace(); |
| int idx = 0, length=elements.length; |
| while (idx<length && !elements[idx++].getClassName().startsWith("org.eclipse.jdt")) { |
| // loop until JDT/Core class appears in the stack |
| } |
| if (idx<length) { |
| System.out.print(tab+"- stack trace"); |
| if (exception == null) |
| System.out.println(":"); |
| else |
| System.out.println(" for exception "+exception+":"); |
| while (idx<length && elements[idx].getClassName().startsWith("org.eclipse.jdt")) { |
| StackTraceElement testElement = elements[idx++]; |
| System.out.println(tab+" -> "+testElement); |
| } |
| } else { |
| exception.printStackTrace(System.out); |
| } |
| } |
| /** |
| * Makes the given path a path using native path separators as returned by File.getPath() |
| * and trimming any extra slash. |
| */ |
| public static String toNativePath(String path) { |
| String nativePath = path.replace('\\', File.separatorChar).replace('/', File.separatorChar); |
| return |
| nativePath.endsWith("/") || nativePath.endsWith("\\") ? |
| nativePath.substring(0, nativePath.length() - 1) : |
| nativePath; |
| } |
| /** |
| * Wait until the file is _really_ deleted on file system. |
| * |
| * @param file Deleted file |
| * @return true if the file was finally deleted, false otherwise |
| */ |
| private static boolean waitUntilFileDeleted(File file) { |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println("WARNING in test: "+getTestName()); |
| System.out.println(" - problems occured while deleting "+file); |
| printJdtCoreStackTrace(null, 1); |
| printFileInfo(file.getParentFile(), 1, -1); // display parent with its children |
| System.out.print(" - wait for ("+DELETE_MAX_WAIT+"ms max): "); |
| } |
| int count = 0; |
| int delay = 10; // ms |
| int maxRetry = DELETE_MAX_WAIT / delay; |
| int time = 0; |
| while (count < maxRetry) { |
| try { |
| count++; |
| Thread.sleep(delay); |
| time += delay; |
| if (time > DELETE_MAX_TIME) DELETE_MAX_TIME = time; |
| if (DELETE_DEBUG) System.out.print('.'); |
| if (file.exists()) { |
| if (file.delete()) { |
| // SUCCESS |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println(" => file really removed after "+time+"ms (max="+DELETE_MAX_TIME+"ms)"); |
| System.out.println(); |
| } |
| return true; |
| } |
| } |
| if (isFileDeleted(file)) { |
| // SUCCESS |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println(" => file disappeared after "+time+"ms (max="+DELETE_MAX_TIME+"ms)"); |
| System.out.println(); |
| } |
| return true; |
| } |
| // Increment waiting delay exponentially |
| if (count >= 10 && delay <= 100) { |
| count = 1; |
| delay *= 10; |
| maxRetry = DELETE_MAX_WAIT / delay; |
| if ((DELETE_MAX_WAIT%delay) != 0) { |
| maxRetry++; |
| } |
| } |
| } |
| catch (InterruptedException ie) { |
| break; // end loop |
| } |
| } |
| if (!DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println("WARNING in test: "+getTestName()); |
| System.out.println(" - problems occured while deleting "+file); |
| printJdtCoreStackTrace(null, 1); |
| printFileInfo(file.getParentFile(), 1, -1); // display parent with its children |
| } |
| System.out.println(); |
| System.out.println(" !!! ERROR: "+file+" was never deleted even after having waited "+DELETE_MAX_TIME+"ms!!!"); |
| System.out.println(); |
| return false; |
| } |
| /** |
| * Wait until a resource is _really_ deleted on file system. |
| * |
| * @param resource Deleted resource |
| * @return true if the file was finally deleted, false otherwise |
| */ |
| private static boolean waitUntilResourceDeleted(IResource resource) { |
| File file = resource.getLocation().toFile(); |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println("WARNING in test: "+getTestName()); |
| System.out.println(" - problems occured while deleting resource "+resource); |
| printJdtCoreStackTrace(null, 1); |
| printFileInfo(file.getParentFile(), 1, -1); // display parent with its children |
| System.out.print(" - wait for ("+DELETE_MAX_WAIT+"ms max): "); |
| } |
| int count = 0; |
| int delay = 10; // ms |
| int maxRetry = DELETE_MAX_WAIT / delay; |
| int time = 0; |
| while (count < maxRetry) { |
| try { |
| count++; |
| Thread.sleep(delay); |
| time += delay; |
| if (time > DELETE_MAX_TIME) DELETE_MAX_TIME = time; |
| if (DELETE_DEBUG) System.out.print('.'); |
| if (resource.isAccessible()) { |
| try { |
| resource.delete(true, null); |
| if (isResourceDeleted(resource) && isFileDeleted(file)) { |
| // SUCCESS |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println(" => resource really removed after "+time+"ms (max="+DELETE_MAX_TIME+"ms)"); |
| System.out.println(); |
| } |
| return true; |
| } |
| } |
| catch (CoreException e) { |
| // skip |
| } |
| } |
| if (isResourceDeleted(resource) && isFileDeleted(file)) { |
| // SUCCESS |
| if (DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println(" => resource disappeared after "+time+"ms (max="+DELETE_MAX_TIME+"ms)"); |
| System.out.println(); |
| } |
| return true; |
| } |
| // Increment waiting delay exponentially |
| if (count >= 10 && delay <= 100) { |
| count = 1; |
| delay *= 10; |
| maxRetry = DELETE_MAX_WAIT / delay; |
| if ((DELETE_MAX_WAIT%delay) != 0) { |
| maxRetry++; |
| } |
| } |
| } |
| catch (InterruptedException ie) { |
| break; // end loop |
| } |
| } |
| if (!DELETE_DEBUG) { |
| System.out.println(); |
| System.out.println("WARNING in test: "+getTestName()); |
| System.out.println(" - problems occured while deleting resource "+resource); |
| printJdtCoreStackTrace(null, 1); |
| printFileInfo(file.getParentFile(), 1, -1); // display parent with its children |
| } |
| System.out.println(); |
| System.out.println(" !!! ERROR: "+resource+" was never deleted even after having waited "+DELETE_MAX_TIME+"ms!!!"); |
| System.out.println(); |
| return false; |
| } |
| public static void writeToFile(String contents, String destinationFilePath) { |
| File destFile = new File(destinationFilePath); |
| FileOutputStream output = null; |
| try { |
| output = new FileOutputStream(destFile); |
| PrintWriter writer = new PrintWriter(output); |
| writer.print(contents); |
| writer.flush(); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| return; |
| } finally { |
| if (output != null) { |
| try { |
| output.close(); |
| } catch (IOException e2) { |
| } |
| } |
| } |
| } |
| public static void zip(File rootDir, String zipPath) throws IOException { |
| ZipOutputStream zip = null; |
| try { |
| File zipFile = new File(zipPath); |
| if (zipFile.exists()) delete(zipFile); |
| zip = new ZipOutputStream(new FileOutputStream(zipFile)); |
| zip(rootDir, zip, rootDir.getPath().length()+1); // 1 for last slash |
| } finally { |
| if (zip != null) { |
| zip.close(); |
| } |
| } |
| } |
| private static void zip(File dir, ZipOutputStream zip, int rootPathLength) throws IOException { |
| File[] files = dir.listFiles(); |
| if (files != null) { |
| for (int i = 0, length = files.length; i < length; i++) { |
| File file = files[i]; |
| if (file.isFile()) { |
| String path = file.getPath(); |
| path = path.substring(rootPathLength); |
| ZipEntry entry = new ZipEntry(path.replace('\\', '/')); |
| zip.putNextEntry(entry); |
| zip.write(org.eclipse.jdt.internal.compiler.util.Util.getFileByteContent(file)); |
| zip.closeEntry(); |
| } else { |
| zip(file, zip, rootPathLength); |
| } |
| } |
| } |
| } |
| } |