Create Setup.java

Fixed a few things and moved the initial world generation to this file to make things more simple.

src/morlok8k/MinecraftLandGenerator/Setup.java

@@ -0,0 +1,158 @@
+/*
+#######################################################################
+#            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE              #
+#                    Version 2, December 2004                         #
+#                                                                     #
+# Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>                    #
+#                                                                     #
+# Everyone is permitted to copy and distribute verbatim or modified   #
+# copies of this license document, and changing it is allowed as long #
+# as the name is changed.                                             #
+#                                                                     #
+#            DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE              #
+#   TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION   #
+#                                                                     #
+#  0. You just DO WHAT THE FUCK YOU WANT TO.                          #
+#                                                                     #
+#######################################################################
+*/
+
+package morlok8k.MinecraftLandGenerator;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.nio.Buffer;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ *
+ * @author morlok8k
+ */
+
+//TODO : Remove var.worldPath entirely because storing that is useless.
+
+public class Setup {
+
+    static boolean doSetup() {
+        // Declare your stuff at the beginning, yo.
+        final File serverPathFile;
+        final BufferedReader serverPropertiesFile;
+        final File levelDat;
+        final File backupLevel;
+        String line = null;
+
+
+//---------- Verify server path
+        serverPathFile = new File(var.serverPath);
+
+        if (!serverPathFile.exists() || !serverPathFile.isDirectory()) {
+			/*FileNotFoundException fileException =
+					new FileNotFoundException("The server directory is invalid: " + var.serverPath);
+			throw fileException;*/
+            Out.err("The server directory is invalid: " + var.serverPath);
+            return true;
+        }
+
+
+//---------- Verify server.properties
+        try {
+            serverPropertiesFile = new BufferedReader(new FileReader(new File(var.serverPath + var.fileSeparator
+                    + "server.properties")));
+        } catch (IOException e) {
+            Out.err("Could not open the server.properties file.");
+            return true;
+        }
+
+
+//---------- Set world name
+        try {
+            line = serverPropertiesFile.readLine();
+        }
+        catch (IOException e) {
+        }
+
+        while (line != null) {
+            if (line.contains("level-name")) { // Yep, that line contains it
+                if (line.contains("#")) { // There is a comment somewhere on the line
+                    if (line.indexOf('#') > line.indexOf("level-name")) { // The comment isn't before level-name
+                        if (!(line.indexOf('#') > line.indexOf('='))) { // In case only the name is commented out
+                            var.worldName = line.substring(line.indexOf('=') + 1, line.indexOf('#')); // Read world name until start of comment
+                            var.worldPath = var.serverPath + var.fileSeparator + var.worldName;
+                        }
+                    }
+                } else { // There is no comment on the line
+                    var.worldName = line.substring(line.indexOf('=') + 1, line.length());
+                    var.worldPath = var.serverPath + var.fileSeparator + var.worldName;
+                }
+            }
+            try {
+                line = serverPropertiesFile.readLine();
+            }
+            catch (IOException e) {
+            }
+
+        }
+        if (var.worldName == null) { // If after all this we still don't have a proper world name, stop everything and throw an exception
+			/*NullPointerException noNameException = new NullPointerException("There is no world name defined in the server.properties file!");
+			throw noNameException;*/
+            Out.err("There is no world name defined in the server.properties file!");
+            return true;
+        }
+
+//---------- Verify that the world exists and restore level_backup.dat if it exists. If not, start server once to create the world.
+        levelDat = new File(var.worldPath + var.fileSeparator + "level.dat");
+        backupLevel = new File(var.worldPath + var.fileSeparator + "level_backup.dat");
+
+        // prepare our two ProcessBuilders
+        // minecraft = new ProcessBuilder(javaLine, "-Xms1024m", "-Xmx1024m", "-jar", jarFile, "nogui");
+        var.minecraft = new ProcessBuilder(var.javaLine.split("\\s")); // is this always going to work? i don't know.	(most likely yes)
+        var.minecraft.directory(new File(var.serverPath));
+        var.minecraft.redirectErrorStream(true);
+
+        if (levelDat.exists() && levelDat.isFile()) {
+            if (backupLevel.exists()) {
+                Out.err("There is a level_backup.dat file left over from a previous attempt that failed.");
+                Out.out("Resuming...");
+
+                //use resume data
+                final File serverLevel = new File(var.worldPath + var.fileSeparator + "level.dat");
+                try {
+                    Misc.copyFile(backupLevel, serverLevel);
+                } catch (final IOException e) {
+                    e.printStackTrace();
+                }
+                backupLevel.delete();
+
+                //return;
+
+                FileRead.readArrayListCoordLog(var.worldPath + var.fileSeparator + var.logFile);        // we read the .log just for any resume data, if any.
+
+                System.gc();        //run the garbage collector - hopefully free up some memory!
+
+                var.xRange = var.resumeX;
+                var.zRange = var.resumeZ;
+
+            }
+        } else {
+          /*FileNotFoundException fileException =
+                new FileNotFoundException("The currently configured world does not exist.");*/
+            Out.err("The currently configured world does not exist! Launching the server once to create it...");
+            try {
+                var.minecraft = new ProcessBuilder(var.javaLine.split("\\s")); // is this always going to work? i don't know.	(most likely yes)
+                var.minecraft.directory(new File(var.serverPath));
+                var.minecraft.redirectErrorStream(true);
+                if (!(Server.runMinecraft())) {
+                    Out.err("Huh oh! Something went wrong with the server! Exiting...");
+                    System.exit(1);                // we got a warning or severe error
+                }
+            }
+            catch (IOException e){}
+            Out.err("World created! Starting world generation...");
+        }
+        return false;
+    }
+}