mirror of
https://github.com/zaaarf/lillero-mapper.git
synced 2024-11-13 00:39:20 +01:00
feat: implemented abstraction logic
This commit is contained in:
parent
c3cc90d774
commit
7898882bc5
12 changed files with 567 additions and 185 deletions
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@ -0,0 +1,23 @@
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package ftbsc.lll.exceptions;
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/**
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* Thrown when a resource passed as an argument is not found.
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*/
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public class InvalidResourceException extends RuntimeException {
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/**
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* Empty constructor, used when the provided resource exists but no
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* mapper was able to read it.
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*/
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public InvalidResourceException() {
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super("The given resource was not claimed by any mapper!");
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}
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/**
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* Named constructor, used when the specified resource doesn't exist.
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* @param name the resource name
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*/
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public InvalidResourceException(String name) {
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super(String.format("Specified resource %s was not found!", name));
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}
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}
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@ -0,0 +1,7 @@
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package ftbsc.lll.exceptions;
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public class MalformedMappingsException extends Exception {
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public MalformedMappingsException(String mapping, String type) {
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super(String.format("Unexpected token at line %s for mapper type %s!", mapping, type));
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}
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}
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@ -9,19 +9,10 @@ public class MappingNotFoundException extends RuntimeException {
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/**
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* Constructs a new mapping not found exception for the specified mapping.
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* @param type the type of mapping
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* @param mapping the relevant mapping
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*/
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public MappingNotFoundException(String mapping) {
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super(String.format("Could not find mapping for %s!", mapping));
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}
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/**
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* Constructs a new mapping not found exception for the specified mapping
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* with the specified reason.
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* @param mapping the relevant mapping
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* @param reason the reason message
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*/
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public MappingNotFoundException(String mapping, String reason) {
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this(mapping + ": " + reason);
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public MappingNotFoundException(String type, String mapping) {
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super(String.format("Could not find mapping for %s %s!", type, mapping));
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}
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}
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142
src/main/java/ftbsc/lll/mapper/AbstractMapper.java
Normal file
142
src/main/java/ftbsc/lll/mapper/AbstractMapper.java
Normal file
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package ftbsc.lll.mapper;
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import ftbsc.lll.exceptions.MalformedMappingsException;
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import ftbsc.lll.exceptions.MappingNotFoundException;
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import ftbsc.lll.mapper.tools.data.ClassData;
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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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/**
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* A default implementation of {@link IMapper} meant to
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* recycle as much code as possible.
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*/
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public abstract class AbstractMapper implements IMapper {
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/**
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* A {@link Map} tying each plain class name to its class data.
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*/
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protected final Map<String, ClassData> mappings = new HashMap<>();
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/**
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* A {@link Map} tying each obfuscated name to its class data.
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*/
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protected final Map<String, ClassData> mappingsInverted = new HashMap<>();
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/**
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* Populates the {@link IMapper} given the lines, ignoring errors depending on the
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* given ignoreErrors flag.
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* @param lines the lines to read
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* @param ignoreErrors try to ignore errors and keep going
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* @throws MalformedMappingsException if an error is encountered and ignoreErrors is false
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*/
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@Override
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public void populate(List<String> lines, boolean ignoreErrors) throws MalformedMappingsException {
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this.processLines(lines, ignoreErrors);
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this.mappings.forEach((name, data) -> {
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ClassData reverse = data.generateReverseMappings(this);
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this.mappingsInverted.put(data.nameMapped, reverse);
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});
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}
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/**
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* Reads the given lines of text and attempts to interpret them as
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* mappings of the given type.
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* @param lines the lines to read
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* @param ignoreErrors try to ignore errors and keep going
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* @throws MalformedMappingsException if an error is encountered and ignoreErrors is false
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*/
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protected abstract void processLines(List<String> lines, boolean ignoreErrors) throws MalformedMappingsException;
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/**
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* Completely resets the mapper, clearing it of all existing mappings.
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*/
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@Override
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public void reset() {
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this.mappings.clear();
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this.mappingsInverted.clear();
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}
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/**
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* Gets a name of a class from the given {@link Map}.
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* @param name the name
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* @param mappings the {@link Map} to pull data from
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* @return the mapped name
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* @throws MappingNotFoundException if no mapping is found
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*/
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private static String mapClass(String name, Map<String, ClassData> mappings) {
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ClassData data = mappings.get(name.replace('.', '/'));
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if(data == null)
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throw new MappingNotFoundException("class", name);
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else return data.nameMapped;
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}
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/**
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* Gets the obfuscated name of the class.
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* @param name the plain internal name of the desired class
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* @return the obfuscated name of the class
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* @throws MappingNotFoundException if no mapping is found
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*/
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@Override
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public String obfuscateClass(String name) {
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return mapClass(name, this.mappings);
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}
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/**
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* Gets the plain name of the class.
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* @param nameObf the obfuscated internal name of the desired class
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* @return the plain name of the class
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* @throws MappingNotFoundException if no mapping is found
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*/
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@Override
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public String deobfuscateClass(String nameObf) throws MappingNotFoundException {
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return mapClass(nameObf, this.mappingsInverted);
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}
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/**
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* Gets the name of a member from the given {@link Map}.
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* @param parentName the parent class
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* @param mappings the {@link Map} to pull data from
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* @param memberName the field or method name
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* @param methodDescriptor the method descriptor, may be null or partial
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* @return the mapped member name
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* @throws MappingNotFoundException if no mapping is found
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*/
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private static String mapMember(String parentName, Map<String, ClassData> mappings,
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String memberName, String methodDescriptor) {
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ClassData data = mappings.get(parentName.replace('.', '/'));
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if(data == null)
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throw new MappingNotFoundException("class", parentName);
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if(methodDescriptor == null)
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return data.mapField(memberName).name;
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else return data.mapMethod(memberName, methodDescriptor).signature.name;
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}
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/**
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* Gets the obfuscated name of a class member (field or method).
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* @param parentName the unobfuscated internal name of the parent class
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* @param memberName the field or method name
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* @param methodDescriptor the optional descriptor of the member, may be null or partial
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* @return the obfuscated name of the given member
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* @throws MappingNotFoundException if no mapping is found
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*/
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@Override
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public String obfuscateMember(String parentName, String memberName, String methodDescriptor) {
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return mapMember(parentName, this.mappings, memberName, methodDescriptor);
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}
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/**
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* Gets the plain name of a class member (field or method).
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* @param parentName the obfuscated internal name of the parent class
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* @param memberName the obfuscated field name or method signature
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* @param methodDescriptor the obfuscated descriptor of the member (only for methods)
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* @return the plain name of the given member
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* @throws MappingNotFoundException if no mapping is found
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*/
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@Override
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public String deobfuscateMember(String parentName, String memberName, String methodDescriptor) throws MappingNotFoundException {
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return mapMember(parentName, this.mappingsInverted, memberName, methodDescriptor);
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}
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}
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@ -1,56 +1,80 @@
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package ftbsc.lll.mapper;
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import ftbsc.lll.exceptions.MalformedMappingsException;
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import ftbsc.lll.exceptions.MappingNotFoundException;
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import java.util.HashSet;
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import java.util.ServiceLoader;
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import java.util.Set;
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import java.util.*;
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/**
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* A generic obfuscation mapper.
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*/
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public interface IMapper {
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/**
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* Checks whether this mapper can process the given lines.
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* @param lines the lines to read
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* @return whether this type of mapper can process these lines
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*/
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boolean claim(List<String> lines);
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/**
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* Reads the given lines of text and attempts to interpret them as
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* mappings of the given type.
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* @param lines the lines to read
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* Defines a priority for this implementation: the higher the number,
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* the higher the priority.
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* This is used to resolve conflicts when multiple mappers attempt to
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* {@link #claim(List) claim} a given mapping file.
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* @return the priority
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*/
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void populate(Iterable<String> lines);
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default int priority() {
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return 0;
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}
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/**
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* Populates the {@link IMapper} given the lines, ignoring errors depending on the
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* given ignoreErrors flag.
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* @param lines the lines to read
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* @param ignoreErrors try to ignore errors and keep going
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* @throws MalformedMappingsException if an error is encountered and ignoreErrors is false
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*/
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void populate(List<String> lines, boolean ignoreErrors) throws MalformedMappingsException;
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/**
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* Completely resets the mapper, clearing it of all existing mappings.
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*/
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void reset();
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/**
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* Gets the obfuscated name of the class.
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* @param name the unobfuscated internal name of the desired class
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* @param name the plain internal name of the desired class
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* @return the obfuscated name of the class
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* @throws MappingNotFoundException if no mapping is found
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*/
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String obfuscateClass(String name);
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String obfuscateClass(String name) throws MappingNotFoundException;
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/**
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* Gets the plain name of the class.
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* @param nameObf the obfuscated internal name of the desired class
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* @return the plain name of the class
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* @throws MappingNotFoundException if no mapping is found
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*/
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String deobfuscateClass(String nameObf) throws MappingNotFoundException;
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/**
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* Gets the obfuscated name of a class member (field or method).
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* @param parentName the unobfuscated internal name of the parent class
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* @param parentName the plain internal name of the parent class
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* @param memberName the field name or method signature
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* @param methodDescriptor the descriptor of the member
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* @param methodDescriptor the descriptor of the member (only for methods)
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* @return the obfuscated name of the given member
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* @throws MappingNotFoundException if no mapping is found
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*/
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String obfuscateMember(String parentName, String memberName, String methodDescriptor);
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String obfuscateMember(String parentName, String memberName, String methodDescriptor) throws MappingNotFoundException;
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/**
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* Loads all valid parsers available in the classpath (via the Java Service API),
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* attempts to parse the given lines into mappings, and returns all built mappers
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* that succeeded without throwing errors or ftbsc.lll.exceptions.
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* @param lines the lines of the mapping file
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* @return a {@link Set} of mappers that could interpret the given input
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* Gets the plain name of a class member (field or method).
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* @param parentName the obfuscated internal name of the parent class
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* @param memberName the obfuscated field name or method signature
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* @param methodDescriptor the obfuscated descriptor of the member (only for methods)
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* @return the plain name of the given member
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* @throws MappingNotFoundException if no mapping is found
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*/
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static Set<IMapper> getMappers(Iterable<String> lines) {
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Set<IMapper> parsed = new HashSet<>();
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for(IMapper mapper: ServiceLoader.load(IMapper.class)) {
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try {
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mapper.populate(lines);
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parsed.add(mapper);
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} catch(Throwable ignored) {}
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}
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return parsed;
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}
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String deobfuscateMember(String parentName, String memberName, String methodDescriptor) throws MappingNotFoundException;
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}
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73
src/main/java/ftbsc/lll/mapper/MapperProvider.java
Normal file
73
src/main/java/ftbsc/lll/mapper/MapperProvider.java
Normal file
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package ftbsc.lll.mapper;
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import ftbsc.lll.exceptions.InvalidResourceException;
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import java.io.*;
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import java.net.URI;
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import java.net.URISyntaxException;
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import java.nio.charset.StandardCharsets;
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import java.util.*;
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import java.util.stream.Collectors;
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/**
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* The main class of the mapper library. It loads all the
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* valid {@link IMapper}s and gets information from them.
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*/
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public class MapperProvider {
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private static MapperProvider INSTANCE = null;
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private static MapperProvider getInstance() {
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return INSTANCE == null ? (INSTANCE = new MapperProvider()) : INSTANCE;
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}
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private Set<IMapper> loadedMappers = null;
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private void loadMappers() {
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this.loadedMappers = new HashSet<>();
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for(IMapper mapper: ServiceLoader.load(IMapper.class))
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this.loadedMappers.add(mapper);
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if(this.loadedMappers.isEmpty())
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throw new RuntimeException("Something went wrong: no mapper types were loaded successfully!");
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}
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/**
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* Loads all valid parsers available in the classpath (via the Java Service API),
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* attempts to load the resource at given location and to populate a mapper with
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* its data.
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* @param data the file as a list of strings
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* @return a {@link IMapper} (populating it is left to the user)
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*/
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public static IMapper getMapper(List<String> data) {
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if(getInstance().loadedMappers == null)
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getInstance().loadMappers();
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return getInstance().loadedMappers.stream()
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.filter(m -> m.claim(data))
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.max(Comparator.comparingInt(IMapper::priority))
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.orElseThrow(InvalidResourceException::new);
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}
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/**
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* Gets a resource and parses it into a {@link List} of {@link String}s.
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* @param location either a URL or a local path
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* @return a {@link List} containing the lines of the resource
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* @throws InvalidResourceException if provided an invalid resource
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*/
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public static List<String> fetchFromLocalOrRemote(String location) {
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InputStream targetStream;
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try {
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URI target = new URI(location);
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targetStream = target.toURL().openStream();
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} catch(URISyntaxException | IOException e) {
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//may be a local file path
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File f = new File(location);
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try {
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targetStream = new FileInputStream(f);
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} catch(FileNotFoundException ex) {
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throw new InvalidResourceException(location);
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}
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}
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return new BufferedReader(new InputStreamReader(targetStream,
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StandardCharsets.UTF_8)).lines().collect(Collectors.toList());
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}
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}
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@ -1,75 +1,60 @@
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package ftbsc.lll.mapper.impl;
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import com.google.auto.service.AutoService;
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import ftbsc.lll.exceptions.MappingNotFoundException;
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import ftbsc.lll.exceptions.MalformedMappingsException;
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import ftbsc.lll.mapper.AbstractMapper;
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import ftbsc.lll.mapper.IMapper;
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import ftbsc.lll.mapper.tools.ClassData;
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import ftbsc.lll.mapper.tools.data.ClassData;
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|
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import java.util.HashMap;
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import java.util.Map;
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import java.util.ArrayList;
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import java.util.List;
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/**
|
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* Parses a .tsrg file into a mapper capable of converting from
|
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* plain names to obfuscated ones and vice versa.
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* A {@link IMapper} capable of parsing TSRG (an intermediary
|
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* format used by Forge) files.
|
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*/
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@AutoService(IMapper.class)
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public class TSRGMapper implements IMapper {
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public class TSRGMapper extends AbstractMapper {
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|
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/**
|
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* A Map containing the deobfuscated names as keys and information about
|
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* each class as values.
|
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* Checks whether this mapper can process the given lines.
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* @param lines the lines to read
|
||||
* @return whether this type of mapper can process these lines
|
||||
*/
|
||||
private final Map<String, ClassData> mappings = new HashMap<>();
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@Override
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||||
public boolean claim(List<String> lines) {
|
||||
return lines.get(0).startsWith("tsrg2 left right");
|
||||
}
|
||||
|
||||
/**
|
||||
* Reads the given lines of text and attempts to interpret them as
|
||||
* mappings of the given type.
|
||||
* @param lines the lines to read
|
||||
* @param ignoreErrors try to ignore errors and keep going
|
||||
* @throws MalformedMappingsException if an error is encountered and ignoreErrors is false
|
||||
*/
|
||||
@Override
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public void populate(Iterable<String> lines) {
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||||
protected void processLines(List<String> lines, boolean ignoreErrors) throws MalformedMappingsException {
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//skip the first line ("tsrg2 left right")
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lines = new ArrayList<>(lines);
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lines.remove(0);
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||||
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String currentClass = "";
|
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for(String l : lines) {
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if(l == null) continue;
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if(l.startsWith("\t"))
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mappings.get(currentClass).addMember(l);
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else {
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if(l.startsWith("\t") || l.startsWith(" ")) {
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String[] split = l.trim().split(" ");
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||||
if(split.length == 2) //field
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this.mappings.get(currentClass).addField(split[0], split[1]);
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else if (split.length == 3)//method
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this.mappings.get(currentClass).addMethod(split[0], split[2], split[1]); //add child
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||||
} else {
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||||
String[] sp = l.split(" ");
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||||
ClassData s = new ClassData(sp[0], sp[1]);
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||||
currentClass = s.unobf;
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||||
mappings.put(s.unobf, s);
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||||
currentClass = s.name;
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||||
this.mappings.put(s.name, s);
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||||
}
|
||||
}
|
||||
}
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||||
|
||||
/**
|
||||
* Gets the obfuscated name of the class.
|
||||
* @param name the unobfuscated internal name of the desired class
|
||||
* @return the obfuscated name of the class
|
||||
* @throws MappingNotFoundException if no mapping is found
|
||||
*/
|
||||
@Override
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||||
public String obfuscateClass(String name) {
|
||||
ClassData data = mappings.get(name.replace('.', '/'));
|
||||
if(data == null)
|
||||
throw new MappingNotFoundException(name);
|
||||
else return data.obf;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the obfuscated name of a class member (field or method).
|
||||
* @param parentName the unobfuscated internal name of the parent class
|
||||
* @param memberName the field name or method signature
|
||||
* @param methodDescriptor the optional descriptor of the member, may be null or partial
|
||||
* @return the obfuscated name of the given member
|
||||
* @throws MappingNotFoundException if no mapping is found
|
||||
*/
|
||||
@Override
|
||||
public String obfuscateMember(String parentName, String memberName, String methodDescriptor) {
|
||||
ClassData data = mappings.get(parentName.replace('.', '/'));
|
||||
if(data == null)
|
||||
throw new MappingNotFoundException(parentName + "::" + memberName);
|
||||
return data.get(memberName, methodDescriptor);
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1,100 +0,0 @@
|
|||
package ftbsc.lll.mapper.tools;
|
||||
|
||||
import ftbsc.lll.exceptions.AmbiguousMappingException;
|
||||
import ftbsc.lll.exceptions.MappingNotFoundException;
|
||||
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.stream.Collectors;
|
||||
|
||||
/**
|
||||
* Container class used to store information about classes.
|
||||
*/
|
||||
public class ClassData {
|
||||
/**
|
||||
* The unobfuscated name (FQN with '/' instad of '.') of the class.
|
||||
*/
|
||||
public final String unobf;
|
||||
|
||||
/**
|
||||
* The obfuscated internal name (FQN with '/' instad of '.') of the class.
|
||||
*/
|
||||
public final String obf;
|
||||
|
||||
/**
|
||||
* A {@link Map} tying each member's name or signature to its
|
||||
* obfuscated counterpart.
|
||||
*/
|
||||
public final Map<String, String> members;
|
||||
|
||||
/**
|
||||
* The constructor. It takes in the names (obfuscated and non-obfuscated)
|
||||
* of a class.
|
||||
* @param unobf the unobfuscated name
|
||||
* @param obf the obfuscated name
|
||||
*/
|
||||
public ClassData(String unobf, String obf) {
|
||||
this.unobf = unobf;
|
||||
this.obf = obf;
|
||||
this.members = new HashMap<>();
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a member to the target class.
|
||||
* For fields only the names are required; for methods,
|
||||
* this takes in the full signature ({@code name + " " + space}).
|
||||
* @param s the String representing the declaration line
|
||||
*/
|
||||
public void addMember(String s) {
|
||||
String[] split = s.trim().split(" ");
|
||||
if(split.length == 2) //field
|
||||
members.put(split[0], split[1]);
|
||||
else if (split.length == 3) //method
|
||||
members.put(split[0] + " " + split[1], split[2]);
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets an obfuscated member given the method name and a method descriptor,
|
||||
* which may be partial (i.e. not include return type) or null if the member
|
||||
* is not a method.
|
||||
* @param memberName member name
|
||||
* @param methodDescriptor the method descriptor, or null if it's not a method
|
||||
* @return the requested obfuscated name, or null if nothing was found
|
||||
* @throws AmbiguousMappingException if not enough data was given to uniquely identify a mapping
|
||||
*/
|
||||
public String get(String memberName, String methodDescriptor) {
|
||||
|
||||
//find all keys that start with the name
|
||||
List<String> candidates = members.keySet().stream().filter(
|
||||
m -> m.split(" ")[0].equals(memberName)
|
||||
).collect(Collectors.toList());
|
||||
|
||||
if(methodDescriptor != null) {
|
||||
String signature = String.format("%s %s", memberName, methodDescriptor);
|
||||
candidates = candidates.stream().filter(
|
||||
m -> m.equals(signature)
|
||||
).collect(Collectors.toList());
|
||||
}
|
||||
|
||||
switch(candidates.size()) {
|
||||
case 0:
|
||||
throw new MappingNotFoundException(String.format(
|
||||
"%s.%s%s",
|
||||
this.unobf,
|
||||
memberName,
|
||||
methodDescriptor == null ? "" : "()"
|
||||
));
|
||||
case 1:
|
||||
return members.get(candidates.get(0));
|
||||
default:
|
||||
throw new AmbiguousMappingException(String.format(
|
||||
"Mapper could not uniquely identify member %s.%s%s, found %d!",
|
||||
this.unobf,
|
||||
memberName,
|
||||
methodDescriptor == null ? "" : "()",
|
||||
candidates.size()
|
||||
));
|
||||
}
|
||||
}
|
||||
}
|
117
src/main/java/ftbsc/lll/mapper/tools/data/ClassData.java
Normal file
117
src/main/java/ftbsc/lll/mapper/tools/data/ClassData.java
Normal file
|
@ -0,0 +1,117 @@
|
|||
package ftbsc.lll.mapper.tools.data;
|
||||
|
||||
import ftbsc.lll.exceptions.MappingNotFoundException;
|
||||
import ftbsc.lll.mapper.IMapper;
|
||||
import ftbsc.lll.mapper.tools.MappingUtils;
|
||||
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.stream.Collectors;
|
||||
|
||||
/**
|
||||
* Container class used to store information about classes.
|
||||
*/
|
||||
public class ClassData {
|
||||
|
||||
/**
|
||||
* The internal (like the fully-qualified name, but with '/' instead
|
||||
* of '.') of the class.
|
||||
*/
|
||||
public final String name;
|
||||
|
||||
/**
|
||||
* The mapped internal (like the fully-qualified name, but with '/'
|
||||
* instead of '.') of the class.
|
||||
*/
|
||||
public final String nameMapped;
|
||||
|
||||
/**
|
||||
* A {@link Map} tying each method's signature to its data class.
|
||||
*/
|
||||
private final Map<MethodSignature, MethodData> methods;
|
||||
|
||||
/**
|
||||
* A {@link Map} tying each field's name to its data class.
|
||||
*/
|
||||
private final Map<String, FieldData> fields;
|
||||
|
||||
/**
|
||||
* The constructor. It takes in the names (plain and mapped) of a class.
|
||||
* @param name the plain name
|
||||
* @param nameMapped the mapped name
|
||||
*/
|
||||
public ClassData(String name, String nameMapped) {
|
||||
this.name = name;
|
||||
this.nameMapped = nameMapped;
|
||||
this.methods = new HashMap<>();
|
||||
this.fields = new HashMap<>();
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a method to the target class.
|
||||
* @param name the method name
|
||||
* @param nameMapped the mapped method name
|
||||
* @param descriptor the descriptor of the method
|
||||
*/
|
||||
public void addMethod(String name, String nameMapped, String descriptor) {
|
||||
MethodData data = new MethodData(this, name, nameMapped, descriptor);
|
||||
this.methods.put(data.signature, data);
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds a field to the target class.
|
||||
* @param plain the name of the field
|
||||
* @param mapped the mapped name of the field
|
||||
*/
|
||||
public void addField(String plain, String mapped) {
|
||||
this.fields.put(plain, new FieldData(this, plain, mapped));
|
||||
}
|
||||
|
||||
/**
|
||||
* Generates the reverse mappings for this class.
|
||||
* Should always be called only after the given mapper has finished
|
||||
* processing all classes.
|
||||
* @param mapper the mapper that generated this data
|
||||
*/
|
||||
public ClassData generateReverseMappings(IMapper mapper) {
|
||||
ClassData reverse = new ClassData(this.nameMapped, this.name);
|
||||
this.methods.forEach((signature, data) -> reverse.addMethod(nameMapped, signature.name,
|
||||
MappingUtils.obfuscateMethodDescriptor(signature.descriptor, mapper)));
|
||||
this.fields.forEach((name, data) -> reverse.addField(data.nameMapped, name));
|
||||
return reverse;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the {@link MethodData} from its name and descriptor, which may be partial
|
||||
* (i.e. not include the return type).
|
||||
* @param methodName the method name
|
||||
* @param methodDescriptor the method descriptor, which may be partial
|
||||
* @return the requested {@link MethodData}
|
||||
* @throws MappingNotFoundException if the mapping wasn't found
|
||||
*/
|
||||
public MethodData mapMethod(String methodName, String methodDescriptor) {
|
||||
List<MethodSignature> signatures = this.methods.keySet().stream().filter(
|
||||
s -> s.name.equals(methodName) && s.descriptor.startsWith(methodDescriptor)
|
||||
).collect(Collectors.toList());
|
||||
if(signatures.size() > 1)
|
||||
throw new RuntimeException(); //should never happen unless something goes horribly wrong
|
||||
else if(signatures.isEmpty())
|
||||
throw new MappingNotFoundException("method",
|
||||
String.format("%s::%s%s", this.name, methodName, methodDescriptor));
|
||||
return this.methods.get(signatures.get(0));
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the {@link FieldData} its name.
|
||||
* @param fieldName the field name
|
||||
* @return the requested {@link FieldData}
|
||||
* @throws MappingNotFoundException if the mapping wasn't found
|
||||
*/
|
||||
public FieldData mapField(String fieldName) {
|
||||
FieldData data = this.fields.get(fieldName);
|
||||
if(data == null)
|
||||
throw new MappingNotFoundException("field", String.format("%s.%s", this.name, fieldName));
|
||||
else return data;
|
||||
}
|
||||
}
|
34
src/main/java/ftbsc/lll/mapper/tools/data/FieldData.java
Normal file
34
src/main/java/ftbsc/lll/mapper/tools/data/FieldData.java
Normal file
|
@ -0,0 +1,34 @@
|
|||
|
||||
package ftbsc.lll.mapper.tools.data;
|
||||
|
||||
/**
|
||||
* Container class for method data.
|
||||
*/
|
||||
public class FieldData {
|
||||
/**
|
||||
* The internal name of the parent class.
|
||||
*/
|
||||
public final ClassData parentClass;
|
||||
|
||||
/**
|
||||
* The name of the method.
|
||||
*/
|
||||
public final String name;
|
||||
|
||||
/**
|
||||
* The name mapped.
|
||||
*/
|
||||
public final String nameMapped;
|
||||
|
||||
/**
|
||||
* Constructs a new {@link FieldData}.
|
||||
* @param parentClass the {@link ClassData} representation of the parent class
|
||||
* @param name the field name
|
||||
* @param nameMapped the mapped field name
|
||||
*/
|
||||
public FieldData(ClassData parentClass, String name, String nameMapped) {
|
||||
this.parentClass = parentClass;
|
||||
this.name = name;
|
||||
this.nameMapped = nameMapped;
|
||||
}
|
||||
}
|
35
src/main/java/ftbsc/lll/mapper/tools/data/MethodData.java
Normal file
35
src/main/java/ftbsc/lll/mapper/tools/data/MethodData.java
Normal file
|
@ -0,0 +1,35 @@
|
|||
package ftbsc.lll.mapper.tools.data;
|
||||
|
||||
/**
|
||||
* Container class for method data.
|
||||
*/
|
||||
public class MethodData {
|
||||
|
||||
/**
|
||||
* The internal name of the parent class.
|
||||
*/
|
||||
public final ClassData parentClass;
|
||||
|
||||
/**
|
||||
* The signature of the method.
|
||||
*/
|
||||
public final MethodSignature signature;
|
||||
|
||||
/**
|
||||
* The mapped name of the method.
|
||||
*/
|
||||
final String nameMapped;
|
||||
|
||||
/**
|
||||
* Constructs a new {@link MethodData}.
|
||||
* @param parentClass the {@link ClassData} representation of the parent class
|
||||
* @param name the method name
|
||||
* @param nameMapped the mapped method name
|
||||
* @param descriptor the method's descriptor
|
||||
*/
|
||||
public MethodData(ClassData parentClass, String name, String nameMapped, String descriptor) {
|
||||
this.parentClass = parentClass;
|
||||
this.signature = new MethodSignature(name, descriptor);
|
||||
this.nameMapped = nameMapped;
|
||||
}
|
||||
}
|
|
@ -0,0 +1,51 @@
|
|||
package ftbsc.lll.mapper.tools.data;
|
||||
|
||||
import java.util.Objects;
|
||||
|
||||
/**
|
||||
* Container class for method signature data.
|
||||
*/
|
||||
public class MethodSignature {
|
||||
/**
|
||||
* The name of the method.
|
||||
*/
|
||||
public final String name;
|
||||
|
||||
/**
|
||||
* The descriptor of the method.
|
||||
*/
|
||||
public final String descriptor;
|
||||
|
||||
/**
|
||||
* Constructs a new {@link MethodSignature}. The parameters should be
|
||||
* either plain or obfuscated in the same way;
|
||||
* @param name the method name
|
||||
* @param descriptor the method descriptor
|
||||
*/
|
||||
public MethodSignature(String name, String descriptor) {
|
||||
this.name = name;
|
||||
this.descriptor = descriptor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if two {@link MethodSignature}s represent the same method.
|
||||
* @param o the other signature
|
||||
* @return whether they represent the same method
|
||||
*/
|
||||
@Override
|
||||
public boolean equals(Object o) {
|
||||
if(this == o) return true;
|
||||
if(o == null || getClass() != o.getClass()) return false;
|
||||
MethodSignature signature = (MethodSignature) o;
|
||||
return Objects.equals(name, signature.name) && Objects.equals(descriptor, signature.descriptor);
|
||||
}
|
||||
|
||||
/**
|
||||
* Calculates a hash based on name and descriptor.
|
||||
* @return the hash code
|
||||
*/
|
||||
@Override
|
||||
public int hashCode() {
|
||||
return Objects.hash(name, descriptor);
|
||||
}
|
||||
}
|
Loading…
Reference in a new issue