mirror of
https://github.com/TotalFreedomMC/TF-LibsDisguises.git
synced 2024-09-22 00:16:30 +00:00
More ReflectionManager stuff
This commit is contained in:
riking
parent
3d64a132a9
commit
7c20a7c3a3
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@ -7,15 +7,14 @@ import java.io.InputStreamReader;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.lang.reflect.Modifier;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import com.google.common.collect.ImmutableMap;
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import me.libraryaddict.disguise.disguisetypes.DisguiseType;
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import org.bukkit.Art;
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import org.bukkit.Bukkit;
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import org.bukkit.Location;
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@ -76,36 +75,31 @@ public class ReflectionManager {
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*/
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private static Map<String, Map<String, String>> ForgeFieldMappings;
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/**
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* Map of Forge fully qualified class names to a map from mc-dev method names to Forge method names.
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*
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* There may be a mapping from null in the innermost map, which may be ignored.
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* Map of Forge fully qualified class names to a map from mc-dev method names to a map from method signatures to Forge method names.
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*/
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private static Map<String, Map<String, Map<Class<?>[], String>>> ForgeMethodMappings;
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private static Map<String, Class<?>> primitiveTypes;
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private static Pattern signatureSegment;
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private static Map<String, Map<String, Map<String, String>>> ForgeMethodMappings;
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private static Map<Class<?>, String> primitiveTypes;
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static {
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final String nameseg_class = "a-zA-Z0-9$_";
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final String fqn_class = "a-zA-Z0-9$_/";
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final String fqn_component = "L[" + fqn_class + "]+;";
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final String fqn_class = nameseg_class + "/";
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signatureSegment = Pattern.compile("\\[*(?:Z|B|C|S|I|J|F|D|V|" + fqn_component + ")");
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primitiveTypes = ImmutableMap.<String, Class<?>>builder()
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.put("Z", boolean.class)
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.put("B", byte.class)
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.put("C", char.class)
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.put("S", short.class)
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.put("I", int.class)
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.put("J", long.class)
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.put("F", float.class)
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.put("D", double.class)
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.put("V", void.class).build();
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primitiveTypes = ImmutableMap.<Class<?>, String>builder()
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.put(boolean.class,"Z")
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.put(byte.class, "B")
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.put(char.class, "C")
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.put(short.class, "S")
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.put(int.class, "I")
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.put(long.class, "J")
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.put(float.class, "F")
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.put(double.class, "D")
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.put(void.class, "V").build();
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if (isForge) {
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// Initialize the maps by reading the srg file
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ForgeClassMappings = new HashMap<String, String>();
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ForgeFieldMappings = new HashMap<String, Map<String, String>>();
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ForgeMethodMappings = new HashMap<String, Map<String, Map<Class<?>[], String>>>();
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ForgeMethodMappings = new HashMap<String, Map<String, Map<String, String>>>();
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try {
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InputStream stream = Class.forName("net.minecraftforge.common.MinecraftForge").getClassLoader()
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.getResourceAsStream("mappings/" + getBukkitVersion() + "/cb2numpkg.srg");
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@ -153,49 +147,37 @@ public class ReflectionManager {
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Matcher methodMatcher = methodPattern.matcher(line);
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if (methodMatcher.matches()) {
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// get by CB class name
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Map<String, Map<Class<?>[], String>> middleMap = ForgeMethodMappings.get(dir2fqn(methodMatcher.group(5)));
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Map<String, Map<String, String>> middleMap = ForgeMethodMappings.get(dir2fqn(methodMatcher.group(5)));
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if (middleMap == null) {
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middleMap = new HashMap<String, Map<Class<?>[], String>>();
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middleMap = new HashMap<String, Map<String, String>>();
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ForgeMethodMappings.put(dir2fqn(methodMatcher.group(5)), middleMap);
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}
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// get by CB method name
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Map<Class<?>[], String> innerMap = middleMap.get(methodMatcher.group(2));
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Map<String, String> innerMap = middleMap.get(methodMatcher.group(2));
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if (innerMap == null) {
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innerMap = new HashMap<Class<?>[], String>();
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innerMap = new HashMap<String, String>();
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middleMap.put(methodMatcher.group(2), innerMap);
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}
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// parse the class array
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Class<?>[] argsCb = null, argsForge = null;
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try {
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argsCb = parseSignatureArguments(methodMatcher.group(3));
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} catch (Throwable ignored) {
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}
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try {
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argsForge = parseSignatureArguments(methodMatcher.group(7));
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} catch (Throwable ignored) {
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}
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innerMap.put(argsCb, methodMatcher.group(6));
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innerMap.put(argsForge, methodMatcher.group(6));
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System.out.println(methodMatcher.group(5) + "/" + methodMatcher.group(2) + "(" + argsForge + ") -> " + methodMatcher.group(6));
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continue;
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// store the parameter strings
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innerMap.put(methodMatcher.group(3), methodMatcher.group(6));
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innerMap.put(methodMatcher.group(7), methodMatcher.group(6));
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}
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}
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System.out.println("[LibsDisguises] Loaded in Cauldron/Forge mode");
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System.out.println("[LibsDisguises]" + ForgeClassMappings.size() + " Cauldron class mappings loaded");
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System.out.println("[LibsDisguises]" + ForgeFieldMappings.size() + " Cauldron field mappings loaded");
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System.out.println("[LibsDisguises]" + ForgeMethodMappings.size() + " Cauldron method mappings loaded");
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System.out.println("[LibsDisguises] Loaded " + ForgeClassMappings.size() + " Cauldron class mappings");
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System.out.println("[LibsDisguises] Loaded " + ForgeFieldMappings.size() + " Cauldron field mappings");
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System.out.println("[LibsDisguises] Loaded " + ForgeMethodMappings.size() + " Cauldron method mappings");
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} catch (ClassNotFoundException e) {
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e.printStackTrace();
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System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file");
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System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file. LibsDisguises will likely crash!");
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} catch (IOException e) {
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e.printStackTrace();
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System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file");
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System.err.println("Warning: Running on Cauldron server, but couldn't load mappings file. LibsDisguises will likely crash!");
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}
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}
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}
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private static final Class craftItemClass;
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private static final Class<?> craftItemClass;
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private static final Field pingField;
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private static final Field trackerField;
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private static final Field entitiesField;
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@ -224,36 +206,17 @@ public class ReflectionManager {
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trackerField = getNmsField("WorldServer", "tracker");
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entitiesField = getNmsField("EntityTracker", "trackedEntities");
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ihmGet = getNmsMethod("IntHashMap", "get", int.class);
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Method m = getNmsMethod("Item", "getItemOf", getNmsClass("Block"));
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System.out.println(m);
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DisguiseType.ARROW.isMisc();
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}
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private static String dir2fqn(String s) {
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return s.replaceAll("/", ".");
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}
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public static Class<?>[] parseSignatureArguments(String args) throws ClassNotFoundException {
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List<Class<?>> classes = new ArrayList<Class<?>>();
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Matcher matcher = signatureSegment.matcher(args);
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while (matcher.find()) {
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classes.add(parseClass(matcher.group()));
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}
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return classes.toArray(new Class<?>[classes.size()]);
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}
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private static Class<?> parseClass(String str) throws ClassNotFoundException {
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if (str.startsWith("[")) {
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// Array
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// http://stackoverflow.com/a/4901192/1210278
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return java.lang.reflect.Array.newInstance(parseClass(str.substring(1)), 0).getClass();
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} else if (str.length() == 1) {
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return primitiveTypes.get(str);
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} else if (str.startsWith("L")) {
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// Chop off L and ;
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return Class.forName(str.substring(1, str.length() - 1));
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} else {
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throw new ClassNotFoundException("Malformed method signature fragment? Argument: " + str);
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}
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}
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// ===
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public static Object createEntityInstance(String entityName) {
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@ -327,7 +290,7 @@ public class ReflectionManager {
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public static Entity getBukkitEntity(Object nmsEntity) {
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try {
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return (Entity) ReflectionManager.getNmsClass("Entity").getMethod("getBukkitEntity").invoke(nmsEntity);
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return (Entity) getNmsMethod("Entity", "getBukkitEntity").invoke(nmsEntity);
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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@ -347,7 +310,7 @@ public class ReflectionManager {
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return bukkitVersion;
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}
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public static Class getCraftClass(String className) {
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public static Class<?> getCraftClass(String className) {
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try {
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return Class.forName("org.bukkit.craftbukkit." + getBukkitVersion() + "." + className);
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} catch (Exception e) {
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@ -358,8 +321,7 @@ public class ReflectionManager {
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public static String getCraftSound(Sound sound) {
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try {
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Class c = getCraftClass("CraftSound");
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return (String) c.getMethod("getSound", Sound.class).invoke(null, sound);
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return (String) getCraftClass("CraftSound").getMethod("getSound", Sound.class).invoke(null, sound);
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} catch (Exception ex) {
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ex.printStackTrace();
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}
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@ -368,8 +330,7 @@ public class ReflectionManager {
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public static String getEnumArt(Art art) {
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try {
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Class craftArt = Class.forName("org.bukkit.craftbukkit." + getBukkitVersion() + ".CraftArt");
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Object enumArt = craftArt.getMethod("BukkitToNotch", Art.class).invoke(null, art);
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Object enumArt = getCraftClass("CraftArt").getMethod("BukkitToNotch", Art.class).invoke(null, art);
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for (Field field : enumArt.getClass().getFields()) {
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if (field.getType() == String.class) {
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return (String) field.get(enumArt);
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@ -416,15 +377,17 @@ public class ReflectionManager {
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}
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public static Class getNmsClass(String className) {
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try {
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if (isForge) {
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String forgeName = ForgeClassMappings.get(className);
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if (forgeName == null) {
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if (forgeName != null) {
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try {
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return Class.forName(forgeName);
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} catch (ClassNotFoundException ignored) {
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}
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} else
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throw new RuntimeException("Missing Forge mapping for " + className);
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}
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return Class.forName(forgeName);
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}
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try {
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return Class.forName("net.minecraft.server." + getBukkitVersion() + "." + className);
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} catch (Exception e) {
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e.printStackTrace();
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@ -455,14 +418,21 @@ public class ReflectionManager {
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}
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public static Field getNmsField(Class clazz, String fieldName) {
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try {
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if (isForge) {
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Map<String, String> fieldMap = ForgeFieldMappings.get(clazz.getName());
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if (fieldMap == null) { throw new RuntimeException("No field mappings for " + clazz.getName()); }
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if (fieldMap != null) {
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String forgeName = fieldMap.get(fieldName);
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if (forgeName == null) { throw new RuntimeException("No field mapping for " + clazz.getName() + "." + fieldName); }
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if (forgeName != null) {
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try {
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return clazz.getField(forgeName);
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} catch (NoSuchFieldException ignored) {
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}
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} else
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throw new RuntimeException("No field mapping for " + clazz.getName() + "." + fieldName);
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} else
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throw new RuntimeException("No field mappings for " + clazz.getName());
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}
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try {
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return clazz.getField(fieldName);
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} catch (NoSuchFieldException e) {
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e.printStackTrace();
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@ -474,17 +444,40 @@ public class ReflectionManager {
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return getNmsMethod(getNmsClass(className), methodName, parameters);
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}
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public static Method getNmsMethod(Class<?> clazz, String methodName, Class<?>... parameters) {
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try {
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if (isForge) {
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Map<String, Map<Class<?>[], String>> middleMap = ForgeMethodMappings.get(clazz.getName());
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if (middleMap == null) { throw new RuntimeException("No method mappings for " + clazz.getName()); }
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Map<Class<?>[], String> innerMap = middleMap.get(methodName);
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if (innerMap == null) { throw new RuntimeException("No method mapping for " + clazz.getName() + "." + methodName); }
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String trName = innerMap.get(parameters);
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if (trName == null) { throw new RuntimeException("No method mapping for " + clazz.getName() + "." + methodName + "(" + parameters + ")"); }
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return clazz.getMethod(trName, parameters);
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private static String methodSignaturePart(Class<?> param) {
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if (param.isArray()) {
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return "[" + methodSignaturePart(param.getComponentType());
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} else if (param.isPrimitive()) {
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return primitiveTypes.get(param);
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} else {
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return "L" + param.getName().replaceAll("\\.", "/") + ";";
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}
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}
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public static Method getNmsMethod(Class<?> clazz, String methodName, Class<?>... parameters) {
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if (isForge) {
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Map<String, Map<String, String>> middleMap = ForgeMethodMappings.get(clazz.getName());
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if (middleMap != null) {
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Map<String, String> innerMap = middleMap.get(methodName);
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if (innerMap != null) {
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StringBuilder sb = new StringBuilder();
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for (Class<?> cl : parameters) {
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sb.append(methodSignaturePart(cl));
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}
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String trName = innerMap.get(sb.toString());
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if (trName != null) {
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try {
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return clazz.getMethod(trName, parameters);
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} catch (NoSuchMethodException ignored) {
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}
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} else
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throw new RuntimeException("No method mapping for " + clazz.getName() + "." + methodName + "(" + sb.toString() + ")");
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} else
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throw new RuntimeException("No method mapping for " + clazz.getName() + "." + methodName);
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} else
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throw new RuntimeException("No method mappings for " + clazz.getName());
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}
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try {
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return clazz.getMethod(methodName, parameters);
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} catch (NoSuchMethodException e) {
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e.printStackTrace();
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@ -550,7 +543,7 @@ public class ReflectionManager {
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public static WrappedGameProfile grabProfileAddUUID(String playername) {
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try {
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Object minecraftServer = getNmsClass("MinecraftServer").getMethod("getServer").invoke(null);
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Object minecraftServer = getNmsMethod("MinecraftServer", "getServer").invoke(null);
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for (Method method : getNmsClass("MinecraftServer").getMethods()) {
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if (method.getReturnType().getSimpleName().equals("GameProfileRepository")) {
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Object profileRepo = method.invoke(minecraftServer);
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@ -1,29 +0,0 @@
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package me.libraryaddict.disguise.utilities;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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public class ReflectionManagerTests {
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@Test
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public void testParseSignatureArguments() throws Exception {
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Class<?>[] expect, actual;
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expect = new Class<?>[] {boolean.class, byte.class, char.class, short.class, int.class, long.class, float.class, double.class};
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actual = ReflectionManager.parseSignatureArguments("ZBCSIJFD");
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assertEquals(expect, actual);
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expect = new Class<?>[] {int.class, String[].class, int.class, String.class};
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actual = ReflectionManager.parseSignatureArguments("I[Ljava/lang/String;ILjava/lang/String;");
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assertEquals(expect, actual);
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expect = new Class<?>[] {};
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actual = ReflectionManager.parseSignatureArguments("");
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assertEquals(expect, actual);
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expect = new Class<?>[] {boolean[][][][][][].class};
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actual = ReflectionManager.parseSignatureArguments("[[[[[[Z");
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assertEquals(expect, actual);
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}
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}
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