2 * Copyright (C) 2014, United States Government, as represented by the
3 * Administrator of the National Aeronautics and Space Administration.
6 * The Java Pathfinder core (jpf-core) platform is licensed under the
7 * Apache License, Version 2.0 (the "License"); you may not use this file except
8 * in compliance with the License. You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0.
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 package gov.nasa.jpf.util;
21 import gov.nasa.jpf.vm.MJIEnv;
22 import gov.nasa.jpf.vm.MethodInfo;
25 * just a little helper for java.lang.reflect peers
27 * <2do> - it's overly simplistic for now
29 public class MethodInfoRegistry {
32 MethodInfo[] registered;
35 public MethodInfoRegistry () {
36 registered = new MethodInfo[NREG];
40 public int registerMethodInfo (MethodInfo mi) {
43 for (idx=0; idx < nRegistered; idx++) {
44 if (registered[idx] == mi) {
49 if (idx == registered.length) {
50 MethodInfo[] newReg = new MethodInfo[registered.length+NREG];
51 System.arraycopy(registered, 0, newReg, 0, registered.length);
60 public MethodInfo getRegisteredFieldInfo (int idx) {
61 return registered[idx];
64 public MethodInfo getMethodInfo (MJIEnv env, int objRef, String fieldName) {
65 int idx = env.getIntField( objRef, fieldName);
67 assert ((idx >= 0) || (idx < nRegistered)) : "illegal MethodInfo request: " + idx + ", " + nRegistered;
69 return registered[idx];