Mercurial > hg > Members > kono > jpf-core
view src/classes/gov/nasa/jpf/CachedROHttpConnection.java @ 34:49be04cc6389 default tip java9-try
cyclic dependency ...
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Tue, 19 Dec 2017 11:21:23 +0900 |
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; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.net.Proxy; import java.net.URL; import sun.net.www.protocol.http.Handler; /** * this is just a very rough abstraction at this point, which only supports * reading static URL contents. The data is cached for subsequent * access, to avoid DOS by means of model checking */ public class CachedROHttpConnection extends java.net.HttpURLConnection { @Override public void disconnect() { //throw new UnsupportedOperationException("Not supported yet."); } @Override public boolean usingProxy() { return false; } @Override public void connect() throws IOException { //throw new UnsupportedOperationException("Not supported yet."); } String host; int port; public CachedROHttpConnection(URL u, String host, int port){ super(u); this.host = host; this.port = port; } public CachedROHttpConnection(URL u, Proxy p, Handler handler){ super(u); } public CachedROHttpConnection(URL u, Proxy p) { this (u, p, new Handler()); } protected CachedROHttpConnection(URL u, Handler handler) throws IOException { this(u, null, handler); } private native byte[] getContents(String url); @Override public synchronized InputStream getInputStream() throws IOException { byte[] data = getContents(url.toString()); return new ByteArrayInputStream(data); } }