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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.collect.Maps;
import java.util.Map;
import cuchaz.enigma.throwables.MappingConflict;
public class MethodMapping implements Comparable<MethodMapping>, MemberMapping<BehaviorEntry> {
private String obfName;
private String deobfName;
private Signature obfSignature;
private Map<Integer, ArgumentMapping> arguments;
public MethodMapping(String obfName, Signature obfSignature) {
this(obfName, obfSignature, null);
}
public MethodMapping(String obfName, Signature obfSignature, String deobfName) {
if (obfName == null) {
throw new IllegalArgumentException("obf name cannot be null!");
}
if (obfSignature == null) {
throw new IllegalArgumentException("obf signature cannot be null!");
}
this.obfName = obfName;
this.deobfName = NameValidator.validateMethodName(deobfName);
this.obfSignature = obfSignature;
this.arguments = Maps.newTreeMap();
}
public MethodMapping(MethodMapping other, ClassNameReplacer obfClassNameReplacer) {
this.obfName = other.obfName;
this.deobfName = other.deobfName;
this.obfSignature = new Signature(other.obfSignature, obfClassNameReplacer);
this.arguments = Maps.newTreeMap();
for (Map.Entry<Integer,ArgumentMapping> entry : other.arguments.entrySet()) {
this.arguments.put(entry.getKey(), new ArgumentMapping(entry.getValue()));
}
}
@Override
public String getObfName() {
return this.obfName;
}
public String getDeobfName() {
return this.deobfName;
}
public void setDeobfName(String val) {
this.deobfName = NameValidator.validateMethodName(val);
}
public Signature getObfSignature() {
return this.obfSignature;
}
public void setObfName(String name) {
this.obfName = NameValidator.validateMethodName(name);
}
public void setObfSignature(Signature val) {
this.obfSignature = val;
}
public Iterable<ArgumentMapping> arguments() {
return this.arguments.values();
}
public void addArgumentMapping(ArgumentMapping argumentMapping) throws MappingConflict {
if (this.arguments.containsKey(argumentMapping.getIndex())) {
throw new MappingConflict("argument", argumentMapping.getName(), this.arguments.get(argumentMapping.getIndex()).getName());
}
this.arguments.put(argumentMapping.getIndex(), argumentMapping);
}
public String getObfArgumentName(int index) {
ArgumentMapping argumentMapping = this.arguments.get(index);
if (argumentMapping != null) {
return argumentMapping.getName();
}
return null;
}
public String getDeobfArgumentName(int index) {
ArgumentMapping argumentMapping = this.arguments.get(index);
if (argumentMapping != null) {
return argumentMapping.getName();
}
return null;
}
public void setArgumentName(int index, String name) {
ArgumentMapping argumentMapping = this.arguments.get(index);
if (argumentMapping == null) {
argumentMapping = new ArgumentMapping(index, name);
boolean wasAdded = this.arguments.put(index, argumentMapping) == null;
assert (wasAdded);
} else {
argumentMapping.setName(name);
}
}
public void removeArgumentName(int index) {
boolean wasRemoved = this.arguments.remove(index) != null;
assert (wasRemoved);
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder();
buf.append("\t");
buf.append(this.obfName);
buf.append(" <-> ");
buf.append(this.deobfName);
buf.append("\n");
buf.append("\t");
buf.append(this.obfSignature);
buf.append("\n");
buf.append("\tArguments:\n");
for (ArgumentMapping argumentMapping : this.arguments.values()) {
buf.append("\t\t");
buf.append(argumentMapping.getIndex());
buf.append(" -> ");
buf.append(argumentMapping.getName());
buf.append("\n");
}
return buf.toString();
}
@Override
public int compareTo(MethodMapping other) {
return (this.obfName + this.obfSignature).compareTo(other.obfName + other.obfSignature);
}
public boolean containsArgument(String name) {
for (ArgumentMapping argumentMapping : this.arguments.values()) {
if (argumentMapping.getName().equals(name)) {
return true;
}
}
return false;
}
public boolean renameObfClass(final String oldObfClassName, final String newObfClassName) {
// rename obf classes in the signature
Signature newSignature = new Signature(this.obfSignature, new ClassNameReplacer() {
@Override
public String replace(String className) {
if (className.equals(oldObfClassName)) {
return newObfClassName;
}
return null;
}
});
if (!newSignature.equals(this.obfSignature)) {
this.obfSignature = newSignature;
return true;
}
return false;
}
public boolean isConstructor() {
return this.obfName.startsWith("<");
}
@Override
public BehaviorEntry getObfEntry(ClassEntry classEntry) {
if (isConstructor()) {
return new ConstructorEntry(classEntry, this.obfSignature);
} else {
return new MethodEntry(classEntry, this.obfName, this.obfSignature);
}
}
}
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