package net.minecraft.server; import java.io.File; import java.io.FileWriter; import java.io.PrintWriter; import java.io.StringWriter; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.List; import java.util.concurrent.Callable; import net.minecraft.util.org.apache.commons.io.IOUtils; import net.minecraft.util.org.apache.commons.lang3.ArrayUtils; import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; public class CrashReport { private static final Logger a = LogManager.getLogger(); private final String b; private final Throwable c; private final CrashReportSystemDetails d = new CrashReportSystemDetails(this, "System Details"); private final List e = new ArrayList(); private File f; private boolean g = true; private StackTraceElement[] h = new StackTraceElement[0]; public CrashReport(String s, Throwable throwable) { this.b = s; this.c = throwable; this.h(); } private void h() { this.d.a("Minecraft Version", (Callable) (new CrashReportVersion(this))); this.d.a("Operating System", (Callable) (new CrashReportOperatingSystem(this))); this.d.a("Java Version", (Callable) (new CrashReportJavaVersion(this))); this.d.a("Java VM Version", (Callable) (new CrashReportJavaVMVersion(this))); this.d.a("Memory", (Callable) (new CrashReportMemory(this))); this.d.a("JVM Flags", (Callable) (new CrashReportJVMFlags(this))); this.d.a("AABB Pool Size", (Callable) (new CrashReportAABBPoolSize(this))); this.d.a("IntCache", (Callable) (new CrashReportIntCacheSize(this))); this.d.a("CraftBukkit Information", (Callable) (new org.bukkit.craftbukkit.CraftCrashReport())); // CraftBukkit } public String a() { return this.b; } public Throwable b() { return this.c; } public void a(StringBuilder stringbuilder) { if ((this.h == null || this.h.length <= 0) && this.e.size() > 0) { this.h = (StackTraceElement[]) ArrayUtils.subarray(((CrashReportSystemDetails) this.e.get(0)).a(), 0, 1); } if (this.h != null && this.h.length > 0) { stringbuilder.append("-- Head --\n"); stringbuilder.append("Stacktrace:\n"); StackTraceElement[] astacktraceelement = this.h; int i = astacktraceelement.length; for (int j = 0; j < i; ++j) { StackTraceElement stacktraceelement = astacktraceelement[j]; stringbuilder.append("\t").append("at ").append(stacktraceelement.toString()); stringbuilder.append("\n"); } stringbuilder.append("\n"); } Iterator iterator = this.e.iterator(); while (iterator.hasNext()) { CrashReportSystemDetails crashreportsystemdetails = (CrashReportSystemDetails) iterator.next(); crashreportsystemdetails.a(stringbuilder); stringbuilder.append("\n\n"); } this.d.a(stringbuilder); } public String d() { StringWriter stringwriter = null; PrintWriter printwriter = null; Object object = this.c; if (((Throwable) object).getMessage() == null) { if (object instanceof NullPointerException) { object = new NullPointerException(this.b); } else if (object instanceof StackOverflowError) { object = new StackOverflowError(this.b); } else if (object instanceof OutOfMemoryError) { object = new OutOfMemoryError(this.b); } ((Throwable) object).setStackTrace(this.c.getStackTrace()); } String s = ((Throwable) object).toString(); try { stringwriter = new StringWriter(); printwriter = new PrintWriter(stringwriter); ((Throwable) object).printStackTrace(printwriter); s = stringwriter.toString(); } finally { IOUtils.closeQuietly(stringwriter); IOUtils.closeQuietly(printwriter); } return s; } public String e() { StringBuilder stringbuilder = new StringBuilder(); stringbuilder.append("---- Minecraft Crash Report ----\n"); stringbuilder.append("// "); stringbuilder.append(i()); stringbuilder.append("\n\n"); stringbuilder.append("Time: "); stringbuilder.append((new SimpleDateFormat()).format(new Date())); stringbuilder.append("\n"); stringbuilder.append("Description: "); stringbuilder.append(this.b); stringbuilder.append("\n\n"); stringbuilder.append(this.d()); stringbuilder.append("\n\nA detailed walkthrough of the error, its code path and all known details is as follows:\n"); for (int i = 0; i < 87; ++i) { stringbuilder.append("-"); } stringbuilder.append("\n\n"); this.a(stringbuilder); return stringbuilder.toString(); } public boolean a(File file1) { if (this.f != null) { return false; } else { if (file1.getParentFile() != null) { file1.getParentFile().mkdirs(); } try { FileWriter filewriter = new FileWriter(file1); filewriter.write(this.e()); filewriter.close(); this.f = file1; return true; } catch (Throwable throwable) { a.error("Could not save crash report to " + file1, throwable); return false; } } } public CrashReportSystemDetails g() { return this.d; } public CrashReportSystemDetails a(String s) { return this.a(s, 1); } public CrashReportSystemDetails a(String s, int i) { CrashReportSystemDetails crashreportsystemdetails = new CrashReportSystemDetails(this, s); if (this.g) { int j = crashreportsystemdetails.a(i); StackTraceElement[] astacktraceelement = this.c.getStackTrace(); StackTraceElement stacktraceelement = null; StackTraceElement stacktraceelement1 = null; int k = astacktraceelement.length - j; if (k < 0) { System.out.println("Negative index in crash report handler (" + astacktraceelement.length + "/" + j + ")"); } if (astacktraceelement != null && 0 <= k && k < astacktraceelement.length) { stacktraceelement = astacktraceelement[k]; if (astacktraceelement.length + 1 - j < astacktraceelement.length) { stacktraceelement1 = astacktraceelement[astacktraceelement.length + 1 - j]; } } this.g = crashreportsystemdetails.a(stacktraceelement, stacktraceelement1); if (j > 0 && !this.e.isEmpty()) { CrashReportSystemDetails crashreportsystemdetails1 = (CrashReportSystemDetails) this.e.get(this.e.size() - 1); crashreportsystemdetails1.b(j); } else if (astacktraceelement != null && astacktraceelement.length >= j && 0 <= k && k < astacktraceelement.length) { this.h = new StackTraceElement[astacktraceelement.length - j]; System.arraycopy(astacktraceelement, 0, this.h, 0, this.h.length); } else { this.g = false; } } this.e.add(crashreportsystemdetails); return crashreportsystemdetails; } private static String i() { String[] astring = new String[] { "Who set us up the TNT?", "Everything\'s going to plan. No, really, that was supposed to happen.", "Uh... Did I do that?", "Oops.", "Why did you do that?", "I feel sad now :(", "My bad.", "I\'m sorry, Dave.", "I let you down. Sorry :(", "On the bright side, I bought you a teddy bear!", "Daisy, daisy...", "Oh - I know what I did wrong!", "Hey, that tickles! Hehehe!", "I blame Dinnerbone.", "You should try our sister game, Minceraft!", "Don\'t be sad. I\'ll do better next time, I promise!", "Don\'t be sad, have a hug! <3", "I just don\'t know what went wrong :(", "Shall we play a game?", "Quite honestly, I wouldn\'t worry myself about that.", "I bet Cylons wouldn\'t have this problem.", "Sorry :(", "Surprise! Haha. Well, this is awkward.", "Would you like a cupcake?", "Hi. I\'m Minecraft, and I\'m a crashaholic.", "Ooh. Shiny.", "This doesn\'t make any sense!", "Why is it breaking :(", "Don\'t do that.", "Ouch. That hurt :(", "You\'re mean.", "This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]", "There are four lights!", "But it works on my machine."}; try { return astring[(int) (System.nanoTime() % (long) astring.length)]; } catch (Throwable throwable) { return "Witty comment unavailable :("; } } public static CrashReport a(Throwable throwable, String s) { CrashReport crashreport; if (throwable instanceof ReportedException) { crashreport = ((ReportedException) throwable).a(); } else { crashreport = new CrashReport(s, throwable); } return crashreport; } }