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Make #deserializeLegacy() able to access private members (#386)

This commit is contained in:
dadus33 2017-07-31 05:31:18 +03:00 committed by Dan Mulloy
parent 9e5bdf4124
commit d891a057c0
1 changed files with 20 additions and 6 deletions
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26
modules/API/src/main/java/com/comphenix/protocol/wrappers/ComponentParser.java
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@ -20,13 +20,19 @@ import java.io.IOException;
import java.io.Reader;
import java.io.StringReader;
import java.lang.reflect.Method;
import java.lang.reflect.Constructor;
/**
* Handles component parsing in 1.8
* @author dmulloy2
*/
public class ComponentParser {
private static Constructor readerConstructor;
private static Method setLenient;
private static Method getAdapter;
private static Method read;
private ComponentParser() {
}
@ -45,13 +51,21 @@ public class ComponentParser {
// Should only be needed on 1.8.
private static Object deserializeLegacy(Object gson, Class<?> component, StringReader str) {
try {
Class<?> readerClass = Class.forName("org.bukkit.craftbukkit.libs.com.google.gson.stream.JsonReader");
Object reader = readerClass.getConstructor(Reader.class).newInstance(str);
Method setLenient = readerClass.getMethod("setLenient", boolean.class);
if(readerConstructor == null){
Class<?> readerClass = Class.forName("org.bukkit.craftbukkit.libs.com.google.gson.stream.JsonReader");
readerConstructor = readerClass.getDeclaredConstructor(Reader.class);
readerConstructor.setAccessible(true);
setLenient = readerClass.getDeclaredMethod("setLenient", boolean.class);
setLenient.setAccessible(true);
getAdapter = gson.getClass().getDeclaredMethod("getAdapter", Class.class);
getAdapter.setAccessible(true);
Object adapter = getAdapter.invoke(gson, component);
read = adapter.getClass().getDeclaredMethod("read", readerClass);
read.setAccessible(true);
}
Object reader = readerConstructor.newInstance(str);
setLenient.invoke(reader, true);
Method getAdapter = gson.getClass().getMethod("getAdapter", Class.class);
Object adapter = getAdapter.invoke(gson, component);
Method read = adapter.getClass().getMethod("read", readerClass);
return read.invoke(adapter, reader);
} catch (ReflectiveOperationException ex) {
throw new RuntimeException("Failed to read JSON", ex);