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/*******************************************************************************
* Copyright (c) 2015 Jeff Martin.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public
* License v3.0 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl.html
* <p>
* Contributors:
* Jeff Martin - initial API and implementation
******************************************************************************/
package cuchaz.enigma.mapping;
import com.google.common.io.Files;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import cuchaz.enigma.json.JsonClass;
public class MappingsReader {
public Mappings read(File in) throws IOException, MappingParseException {
Mappings mappings = new Mappings();
readDirectory(mappings, in);
return mappings;
}
public void readDirectory(Mappings mappings, File in) throws IOException, MappingParseException {
File[] fList = in.listFiles();
if (fList != null) {
for (File file : fList) {
if (file.isFile() && Files.getFileExtension(file.getName()).equalsIgnoreCase("json")) {
readFile(mappings, new BufferedReader(new FileReader(file)));
} else if (file.isDirectory()) {
readDirectory(mappings, file.getAbsoluteFile());
}
}
}
}
public void readFile(Mappings mappings, BufferedReader in) throws IOException, MappingParseException {
StringBuilder buf = new StringBuilder();
String line;
while ((line = in.readLine()) != null) {
buf.append(line);
}
Gson gson = new GsonBuilder().setPrettyPrinting().create();
JsonClass jsonClass = gson.fromJson(buf.toString(), JsonClass.class);
load(null, jsonClass, mappings);
in.close();
}
public void load(ClassMapping parent, JsonClass jsonClass, Mappings mappings) {
ClassMapping classMapping = readClass(jsonClass.getObf(), jsonClass.getName());
if (parent != null) {
parent.addInnerClassMapping(classMapping);
} else {
mappings.addClassMapping(classMapping);
}
jsonClass.getField().forEach(jsonField -> classMapping.addFieldMapping(readField(jsonField.getObf(), jsonField.getName(), jsonField.getType())));
jsonClass.getConstructors().forEach(jsonConstructor -> {
MethodMapping methodMapping = readMethod(jsonConstructor.isStatics() ? "<clinit>" : "<init>", null, jsonConstructor.getSignature());
jsonConstructor.getArgs().forEach(jsonArgument -> methodMapping.addArgumentMapping(readArgument(jsonArgument.getIndex(), jsonArgument.getName())));
classMapping.addMethodMapping(methodMapping);
});
jsonClass.getMethod().forEach(jsonMethod -> {
MethodMapping methodMapping = readMethod(jsonMethod.getObf(), jsonMethod.getName(), jsonMethod.getSignature());
jsonMethod.getArgs().forEach(jsonArgument -> methodMapping.addArgumentMapping(readArgument(jsonArgument.getIndex(), jsonArgument.getName())));
classMapping.addMethodMapping(methodMapping);
});
jsonClass.getInnerClass().forEach(jsonInnerClasses -> load(classMapping, jsonInnerClasses, mappings));
}
private ArgumentMapping readArgument(int index, String name) {
return new ArgumentMapping(index, name);
}
private ClassMapping readClass(String obf, String deobf) {
return new ClassMapping("none/" + obf, deobf);
}
/* TEMP */
protected FieldMapping readField(String obf, String deobf, String sig) {
return new FieldMapping(obf, new Type(sig), deobf);
}
private MethodMapping readMethod(String obf, String deobf, String sig) {
return new MethodMapping(obf, new Signature(sig), deobf);
}
}
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