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Java example source code file (AbstractVerifier.java)
The AbstractVerifier.java example source code/* * ==================================================================== * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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. * ==================================================================== * * This software consists of voluntary contributions made by many * individuals on behalf of the Apache Software Foundation. For more * information on the Apache Software Foundation, please see * <http://www.apache.org/>. * */ package org.apache.http.conn.ssl; import org.apache.http.annotation.Immutable; import org.apache.http.conn.util.InetAddressUtils; import java.io.IOException; import java.io.InputStream; import java.security.cert.Certificate; import java.security.cert.CertificateParsingException; import java.security.cert.X509Certificate; import java.util.Arrays; import java.util.Collection; import java.util.Iterator; import java.util.LinkedList; import java.util.List; import java.util.Locale; import java.util.StringTokenizer; import java.util.logging.Logger; import java.util.logging.Level; import javax.net.ssl.SSLException; import javax.net.ssl.SSLSession; import javax.net.ssl.SSLSocket; /** * Abstract base class for all standard {@link X509HostnameVerifier} * implementations. * * @since 4.0 */ @Immutable public abstract class AbstractVerifier implements X509HostnameVerifier { /** * This contains a list of 2nd-level domains that aren't allowed to * have wildcards when combined with country-codes. * For example: [*.co.uk]. * <p/> * The [*.co.uk] problem is an interesting one. Should we just hope * that CA's would never foolishly allow such a certificate to happen? * Looks like we're the only implementation guarding against this. * Firefox, Curl, Sun Java 1.4, 5, 6 don't bother with this check. */ private final static String[] BAD_COUNTRY_2LDS = { "ac", "co", "com", "ed", "edu", "go", "gouv", "gov", "info", "lg", "ne", "net", "or", "org" }; static { // Just in case developer forgot to manually sort the array. :-) Arrays.sort(BAD_COUNTRY_2LDS); } public AbstractVerifier() { super(); } public final void verify(String host, SSLSocket ssl) throws IOException { if(host == null) { throw new NullPointerException("host to verify is null"); } SSLSession session = ssl.getSession(); if(session == null) { // In our experience this only happens under IBM 1.4.x when // spurious (unrelated) certificates show up in the server' // chain. Hopefully this will unearth the real problem: InputStream in = ssl.getInputStream(); in.available(); /* If you're looking at the 2 lines of code above because you're running into a problem, you probably have two options: #1. Clean up the certificate chain that your server is presenting (e.g. edit "/etc/apache2/server.crt" or wherever it is your server's certificate chain is defined). OR #2. Upgrade to an IBM 1.5.x or greater JVM, or switch to a non-IBM JVM. */ // If ssl.getInputStream().available() didn't cause an // exception, maybe at least now the session is available? session = ssl.getSession(); if(session == null) { // If it's still null, probably a startHandshake() will // unearth the real problem. ssl.startHandshake(); // Okay, if we still haven't managed to cause an exception, // might as well go for the NPE. Or maybe we're okay now? session = ssl.getSession(); } } Certificate[] certs = session.getPeerCertificates(); X509Certificate x509 = (X509Certificate) certs[0]; verify(host, x509); } public final boolean verify(String host, SSLSession session) { try { Certificate[] certs = session.getPeerCertificates(); X509Certificate x509 = (X509Certificate) certs[0]; verify(host, x509); return true; } catch(SSLException e) { return false; } } public final void verify(String host, X509Certificate cert) throws SSLException { String[] cns = getCNs(cert); String[] subjectAlts = getSubjectAlts(cert, host); verify(host, cns, subjectAlts); } public final void verify(final String host, final String[] cns, final String[] subjectAlts, final boolean strictWithSubDomains) throws SSLException { // Build the list of names we're going to check. Our DEFAULT and // STRICT implementations of the HostnameVerifier only use the // first CN provided. All other CNs are ignored. // (Firefox, wget, curl, Sun Java 1.4, 5, 6 all work this way). LinkedList<String> names = new LinkedList Other Java examples (source code examples)Here is a short list of links related to this Java AbstractVerifier.java source code file: |
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