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package cuchaz.enigma.mapping;
import java.util.List;
import com.beust.jcommander.internal.Lists;
public class BehaviorSignature {
public static interface ClassReplacer {
ClassEntry replace(ClassEntry entry);
}
private List<Type> m_argumentTypes;
private Type m_returnType;
public BehaviorSignature(String signature) {
m_argumentTypes = Lists.newArrayList();
int i=0;
while (i<signature.length()) {
char c = signature.charAt(i);
if (c == '(') {
assert(m_argumentTypes.isEmpty());
assert(m_returnType == null);
i++;
} else if (c == ')') {
i++;
break;
} else {
String type = Type.parseFirst(signature.substring(i));
m_argumentTypes.add(new Type(type));
i += type.length();
}
}
m_returnType = new Type(Type.parseFirst(signature.substring(i)));
}
public BehaviorSignature(BehaviorSignature other, ClassReplacer replacer) {
m_argumentTypes = Lists.newArrayList(other.m_argumentTypes);
for (int i=0; i<m_argumentTypes.size(); i++) {
Type type = m_argumentTypes.get(i);
if (type.isClass()) {
ClassEntry newClassEntry = replacer.replace(type.getClassEntry());
if (newClassEntry != null) {
m_argumentTypes.set(i, new Type(newClassEntry));
}
}
}
m_returnType = other.m_returnType;
if (other.m_returnType.isClass()) {
ClassEntry newClassEntry = replacer.replace(m_returnType.getClassEntry());
if (newClassEntry != null) {
m_returnType = new Type(newClassEntry);
}
}
}
public List<Type> getArgumentTypes() {
return m_argumentTypes;
}
public Type getReturnType() {
return m_returnType;
}
@Override
public String toString() {
StringBuilder buf = new StringBuilder();
buf.append("(");
for (int i=0; i<m_argumentTypes.size(); i++) {
if (i > 0) {
buf.append(",");
}
buf.append(m_argumentTypes.get(i).toString());
}
buf.append(")");
buf.append(m_returnType.toString());
return buf.toString();
}
public Iterable<Type> types() {
List<Type> types = Lists.newArrayList();
types.addAll(m_argumentTypes);
types.add(m_returnType);
return types;
}
public Iterable<ClassEntry> classes() {
List<ClassEntry> out = Lists.newArrayList();
for (Type type : types()) {
if (type.isClass()) {
out.add(type.getClassEntry());
}
}
return out;
}
}
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