Mercurial > hg > Members > kono > jpf-core
view src/peers/gov/nasa/jpf/vm/JPF_java_lang_StringCoding.java @ 5:1ba6ea44e5f9
slight fix of RandomPermutationGenerator, which should re-shuffle the original
array, not the previous permutation
author | Peter Mehlitz <pcmehlitz@gmail.com> |
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date | Thu, 05 Feb 2015 19:13:42 -0800 |
parents | 61d41facf527 |
children |
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/* * Copyright (C) 2014, United States Government, as represented by the * Administrator of the National Aeronautics and Space Administration. * All rights reserved. * * The Java Pathfinder core (jpf-core) platform is 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 gov.nasa.jpf.vm; import gov.nasa.jpf.annotation.MJI; import gov.nasa.jpf.vm.MJIEnv; import gov.nasa.jpf.vm.NativePeer; /** * we are not really interested in model checking this, so we intercept * and ignore * <2do> at some point we should probably do proper decoding/encoding, * but the java.lang.StringCoding class is unfortunately not public, * and it would be a pain to work around the access restrictions */ public class JPF_java_lang_StringCoding extends NativePeer { @MJI public int decode___3BII___3C (MJIEnv env, int clsObjRef, int bref, int off, int len) { int cref = env.newCharArray(len); for (int i=0,j=off; i<len; i++,j++) { env.setCharArrayElement(cref, i, (char)env.getByteArrayElement(bref,j)); } return cref; } @MJI public int encode___3CII___3B (MJIEnv env, int clsObjRef, int cref, int off, int len) { int bref = env.newByteArray(len); for (int i=0,j=off; i<len; i++,j++) { env.setByteArrayElement(bref, i, (byte)env.getCharArrayElement(cref,j)); } return bref; } }