From 054fec4150861c6f1c7f250ba57b24a8c19481ee Mon Sep 17 00:00:00 2001 From: zaaarf Date: Thu, 2 Mar 2023 18:09:35 +0100 Subject: chore: moved out SrgMapper --- .../lll/exceptions/MappingNotFoundException.java | 12 -- src/main/java/ftbsc/lll/tools/SrgMapper.java | 168 --------------------- 2 files changed, 180 deletions(-) delete mode 100644 src/main/java/ftbsc/lll/exceptions/MappingNotFoundException.java delete mode 100644 src/main/java/ftbsc/lll/tools/SrgMapper.java (limited to 'src/main/java/ftbsc/lll') diff --git a/src/main/java/ftbsc/lll/exceptions/MappingNotFoundException.java b/src/main/java/ftbsc/lll/exceptions/MappingNotFoundException.java deleted file mode 100644 index d281a93..0000000 --- a/src/main/java/ftbsc/lll/exceptions/MappingNotFoundException.java +++ /dev/null @@ -1,12 +0,0 @@ -package ftbsc.lll.exceptions; - -import ftbsc.lll.tools.SrgMapper; - -/** - * Thrown upon failure to find the requested mapping within a loaded {@link SrgMapper}. - */ -public class MappingNotFoundException extends RuntimeException { - public MappingNotFoundException(String mapping) { - super("Could not find mapping for " + mapping + "!"); - } -} diff --git a/src/main/java/ftbsc/lll/tools/SrgMapper.java b/src/main/java/ftbsc/lll/tools/SrgMapper.java deleted file mode 100644 index 0e2b3c8..0000000 --- a/src/main/java/ftbsc/lll/tools/SrgMapper.java +++ /dev/null @@ -1,168 +0,0 @@ -package ftbsc.lll.tools; - -import ftbsc.lll.exceptions.MappingNotFoundException; - -import java.util.HashMap; -import java.util.Map; -import java.util.concurrent.atomic.AtomicReference; -import java.util.stream.Stream; - -/** - * Parses a .tsrg file into a mapper capable of converting from - * deobfuscated names to srg names. - * Obviously, it may only be used at runtime if the .tsrg file is - * included in the resources. However, in that case, I'd recommend - * using the built-in Forge one and refrain from including an extra - * resource for no good reason. - * @since 0.2.0 - */ -public class SrgMapper { - - /** - * A Map using the deobfuscated names as keys, - * holding information for that Srg class as value. - */ - private final Map mapper = new HashMap<>(); - - /** - * The public constructor. - * Should be passed a {@link Stream} of Strings, one representing each line. - * Whether they contain line endings or not is irrelevant. - * @param str a {@link Stream} of strings - */ - public SrgMapper(Stream str) { - AtomicReference currentClass = new AtomicReference<>(""); - str.forEach(l -> { - if(l.startsWith("\t")) - mapper.get(currentClass.get()).addMember(l); - else { - ObfuscationData s = new ObfuscationData(l); - currentClass.set(s.mcpName); - mapper.put(s.mcpName, s); - } - }); - } - - /** - * Gets the SRG-obfuscated name of the class. - * @param mcp the MCP (deobfuscated) internal name of the desired class - * @return the SRG name of the class - * @throws MappingNotFoundException if no mapping is found - */ - public String getSrgClass(String mcp) { - ObfuscationData data = mapper.get(mcp); - if(data == null) - throw new MappingNotFoundException(mcp); - else return data.srgName; - } - - /** - * Gets the SRG-obfuscated name of a class member (field or method). - * The method signature must be in this format: "methodName methodDescriptor", - * with a space, because that's how it is in .tsrg files. - * @param mcpClass the MCP (deobfuscated) internal name of the container class - * @param member the field name or method signature - * @return the SRG name of the given member - * @throws MappingNotFoundException if no mapping is found - */ - public String getSrgMember(String mcpClass, String member) { - ObfuscationData data = mapper.get(mcpClass); - if(data == null) - throw new MappingNotFoundException(mcpClass + "::" + member); - return data.members.get(member); - } - - /** - * Used internally. Gets the obfuscation data corresponding to the given SRG name. - * @return the desired {@link ObfuscationData} object - * @throws MappingNotFoundException if no {@link ObfuscationData} object is found - */ - private ObfuscationData getObfuscationData(String srg) { - for(ObfuscationData s : mapper.values()) - if(s.srgName.equals(srg)) - return s; - throw new MappingNotFoundException(srg); - } - - /** - * Gets the MCP (deobfuscated) name of the class. - * Due to how it's implemented, it's considerably less efficient than its - * opposite operation. - * @param srg the SRG-obfuscated internal name of the desired class - * @return the MCP name of the class - */ - public String getMcpClass(String srg) { - ObfuscationData data = getObfuscationData(srg); - return data.mcpName; - } - - /** - * Gets the MCP (deobfuscated) name of the given member. - * Due to how it's implemented, it's considerably less efficient than its - * opposite operation. - * @param srgClass the SRG-obfuscated internal name of the container class - * @param member the field name or method signature - * @return the MCP name of the given member - */ - public String getMcpMember(String srgClass, String member) { - ObfuscationData data = getObfuscationData(srgClass); - for(String mcp : data.members.keySet()) - if(data.members.get(mcp).equals(member)) - return mcp; - return null; - } - - /** - * Private class used internally for storing information about each - * class. It's private because there is no good reason anyone would - * want to access this outside of this class. - */ - private static class ObfuscationData { - /** - * The MCP internal name (FQN with '/' instad of '.') of the class. - */ - private final String mcpName; - - /** - * The SRG internal name (FQN with '/' instad of '.') of the class. - */ - private final String srgName; - - /** - * A {@link Map} tying each member's deobfuscatede name or signature to its - * SRG name. - */ - private final Map members; - - - /** - * The constructor. It takes in the line where the class is declared, - * which looks something like this: - * {@code internal/name/mcp internal/name/srg } - * @param s the String represeting the declaration line - */ - private ObfuscationData(String s) { - String[] split = s.trim().split(" "); - this.mcpName = split[0]; - this.srgName = split[1]; - this.members = new HashMap<>(); - } - - /** - * Adds a member to the target class. It takes in the line where the - * member is declared. - * For fields it looks like this: - * {@code fieldMcpName field_srg_name} - * For methods it looks like this: - * {@code methodName methodDescriptor method_srg_name} - * @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]); - } - } -} -- cgit v1.2.3-56-ga3b1