| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.jetbrains.java.decompiler.struct.gen; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| public class MethodDescriptor { |
| |
| public VarType[] params; |
| |
| public VarType ret; |
| |
| |
| public static MethodDescriptor parseDescriptor(String mdescr) { |
| |
| MethodDescriptor md = new MethodDescriptor(); |
| |
| List<String> lst = new ArrayList<String>(); |
| String[] pars = mdescr.split("[()]"); |
| |
| String par = pars[1]; |
| |
| int indexFrom = -1, ind, index = 0; |
| int len = par.length(); |
| |
| for (; index < len; index++) { |
| |
| switch (par.charAt(index)) { |
| case '[': |
| if (indexFrom < 0) { |
| indexFrom = index; |
| } |
| break; |
| case 'L': |
| ind = par.indexOf(";", index); |
| lst.add(par.substring(indexFrom < 0 ? index : indexFrom, ind + 1)); |
| index = ind; |
| indexFrom = -1; |
| break; |
| default: |
| lst.add(par.substring(indexFrom < 0 ? index : indexFrom, index + 1)); |
| indexFrom = -1; |
| } |
| } |
| |
| lst.add(pars[2]); |
| |
| |
| md.params = new VarType[lst.size() - 1]; |
| |
| int i = 0; |
| for (; i < lst.size() - 1; i++) { |
| md.params[i] = new VarType(lst.get(i)); |
| } |
| md.ret = new VarType(lst.get(i)); |
| |
| return md; |
| } |
| |
| public String getDescriptor() { |
| String res = "("; |
| |
| for (int j = 0; j < params.length; j++) { |
| res += params[j].toString(); |
| } |
| |
| res += ")" + ret.toString(); |
| |
| return res; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o == this) return true; |
| if (o == null || !(o instanceof MethodDescriptor)) return false; |
| |
| MethodDescriptor md = (MethodDescriptor)o; |
| return ret.equals(md.ret) && Arrays.equals(params, md.params); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = ret.hashCode(); |
| result = 31 * result + params.length; |
| return result; |
| } |
| } |