Merge branch 'agaricusb-fix-deobf-field'

This commit is contained in:
Christian 2013-04-15 17:31:09 -04:00
commit 3020daf42d

View file

@ -39,6 +39,7 @@ import com.google.common.collect.ImmutableBiMap;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
import com.google.common.collect.ListMultimap;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.common.collect.Sets;
@ -49,6 +50,8 @@ import com.google.common.io.InputSupplier;
import cpw.mods.fml.common.FMLLog;
import cpw.mods.fml.relauncher.FMLRelaunchLog;
import cpw.mods.fml.relauncher.RelaunchClassLoader;
import org.objectweb.asm.tree.ClassNode;
import org.objectweb.asm.tree.FieldNode;
public class FMLDeobfuscatingRemapper extends Remapper {
public static final FMLDeobfuscatingRemapper INSTANCE = new FMLDeobfuscatingRemapper();
@ -142,7 +145,46 @@ public class FMLDeobfuscatingRemapper extends Remapper {
{
rawFieldMaps.put(cl, Maps.<String,String>newHashMap());
}
rawFieldMaps.get(cl).put(oldName, newName);
rawFieldMaps.get(cl).put(oldName + ":" + getFieldType(cl, oldName), newName);
rawFieldMaps.get(cl).put(oldName + ":null", newName);
}
/*
* Cache the field descriptions for classes so we don't repeatedly reload the same data again and again
*/
private Map<String,Map<String,String>> fieldDescriptions = Maps.newHashMap();
private String getFieldType(String owner, String name)
{
if (fieldDescriptions.containsKey(owner))
{
return fieldDescriptions.get(owner).get(name);
}
synchronized (fieldDescriptions)
{
try
{
byte[] classBytes = classLoader.getClassBytes(owner);
if (classBytes == null)
{
return null;
}
ClassReader cr = new ClassReader(classBytes);
ClassNode classNode = new ClassNode();
cr.accept(classNode, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
Map<String,String> resMap = Maps.newHashMap();
for (FieldNode fieldNode : classNode.fields) {
resMap.put(fieldNode.name, fieldNode.desc);
}
fieldDescriptions.put(owner, resMap);
return resMap.get(name);
}
catch (IOException e)
{
FMLLog.log(Level.SEVERE,e, "A critical exception occured reading a class file %s", owner);
}
return null;
}
}
private void parseClass(Builder<String, String> builder, String[] parts)
@ -181,7 +223,7 @@ public class FMLDeobfuscatingRemapper extends Remapper {
return name;
}
Map<String, String> fieldMap = getFieldMap(owner);
return fieldMap!=null && fieldMap.containsKey(name) ? fieldMap.get(name) : name;
return fieldMap!=null && fieldMap.containsKey(name+":"+desc) ? fieldMap.get(name+":"+desc) : name;
}
@Override