Source Code Cross Referenced for ProxySettings.java in  » IDE-Netbeans » library » org » netbeans » core » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » library » org.netbeans.core 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2008 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2008 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:
042:        package org.netbeans.core;
043:
044:        import java.net.InetAddress;
045:        import java.net.UnknownHostException;
046:        import java.util.HashSet;
047:        import java.util.Locale;
048:        import java.util.Set;
049:        import java.util.StringTokenizer;
050:        import java.util.prefs.PreferenceChangeListener;
051:        import java.util.prefs.Preferences;
052:        import org.openide.util.NbPreferences;
053:        import org.openide.util.Utilities;
054:
055:        /**
056:         *
057:         * @author Jiri Rechtacek
058:         */
059:        public class ProxySettings {
060:
061:            public static final String PROXY_HTTP_HOST = "proxyHttpHost";
062:            public static final String PROXY_HTTP_PORT = "proxyHttpPort";
063:            public static final String PROXY_HTTPS_HOST = "proxyHttpsHost";
064:            public static final String PROXY_HTTPS_PORT = "proxyHttpsPort";
065:            public static final String PROXY_SOCKS_HOST = "proxySocksHost";
066:            public static final String PROXY_SOCKS_PORT = "proxySocksPort";
067:            public static final String NOT_PROXY_HOSTS = "proxyNonProxyHosts";
068:            public static final String PROXY_TYPE = "proxyType";
069:            public static final String USE_PROXY_AUTHENTICATION = "useProxyAuthentication";
070:            public static final String PROXY_AUTHENTICATION_USERNAME = "proxyAuthenticationUsername";
071:            public static final String PROXY_AUTHENTICATION_PASSWORD = "proxyAuthenticationPassword";
072:            public static final String USE_PROXY_ALL_PROTOCOLS = "useProxyAllProtocols";
073:            public static final String DIRECT = "DIRECT";
074:
075:            private static String presetNonProxyHosts;
076:
077:            /** No proxy is used to connect. */
078:            public static final int DIRECT_CONNECTION = 0;
079:
080:            /** Proxy setting is automaticaly detect in OS. */
081:            public static final int AUTO_DETECT_PROXY = 1; // as default
082:
083:            /** Manualy set proxy host and port. */
084:            public static final int MANUAL_SET_PROXY = 2;
085:
086:            private static Preferences getPreferences() {
087:                return NbPreferences.forModule(ProxySettings.class);
088:            }
089:
090:            public static String getHttpHost() {
091:                return normalizeProxyHost(getPreferences().get(PROXY_HTTP_HOST,
092:                        ""));
093:            }
094:
095:            public static String getHttpPort() {
096:                return getPreferences().get(PROXY_HTTP_PORT, "");
097:            }
098:
099:            public static String getHttpsHost() {
100:                if (useProxyAllProtocols()) {
101:                    return getHttpHost();
102:                } else {
103:                    return getPreferences().get(PROXY_HTTPS_HOST, "");
104:                }
105:            }
106:
107:            public static String getHttpsPort() {
108:                if (useProxyAllProtocols()) {
109:                    return getHttpPort();
110:                } else {
111:                    return getPreferences().get(PROXY_HTTPS_PORT, "");
112:                }
113:            }
114:
115:            public static String getSocksHost() {
116:                if (useProxyAllProtocols()) {
117:                    return getHttpHost();
118:                } else {
119:                    return getPreferences().get(PROXY_SOCKS_HOST, "");
120:                }
121:            }
122:
123:            public static String getSocksPort() {
124:                if (useProxyAllProtocols()) {
125:                    return getHttpPort();
126:                } else {
127:                    return getPreferences().get(PROXY_SOCKS_PORT, "");
128:                }
129:            }
130:
131:            public static String getNonProxyHosts() {
132:                return getPreferences().get(NOT_PROXY_HOSTS,
133:                        getDefaultUserNonProxyHosts());
134:            }
135:
136:            public static int getProxyType() {
137:                return getPreferences().getInt(PROXY_TYPE, AUTO_DETECT_PROXY);
138:            }
139:
140:            public static boolean useAuthentication() {
141:                return getPreferences().getBoolean(USE_PROXY_AUTHENTICATION,
142:                        false);
143:            }
144:
145:            public static boolean useProxyAllProtocols() {
146:                return getPreferences().getBoolean(USE_PROXY_ALL_PROTOCOLS,
147:                        false);
148:            }
149:
150:            public static String getAuthenticationUsername() {
151:                return getPreferences().get(PROXY_AUTHENTICATION_USERNAME, "");
152:            }
153:
154:            public static char[] getAuthenticationPassword() {
155:                return getPreferences().get(PROXY_AUTHENTICATION_PASSWORD, "")
156:                        .toCharArray();
157:            }
158:
159:            static void addPreferenceChangeListener(PreferenceChangeListener l) {
160:                getPreferences().addPreferenceChangeListener(l);
161:            }
162:
163:            static void removePreferenceChangeListener(
164:                    PreferenceChangeListener l) {
165:                getPreferences().removePreferenceChangeListener(l);
166:            }
167:
168:            static class SystemProxySettings extends ProxySettings {
169:
170:                public static String getHttpHost() {
171:                    if (isSystemProxyDetect()) {
172:                        return getSystemProxyHost();
173:                    } else {
174:                        return "";
175:                    }
176:                }
177:
178:                public static String getHttpPort() {
179:                    if (isSystemProxyDetect()) {
180:                        return getSystemProxyPort();
181:                    } else {
182:                        return "";
183:                    }
184:                }
185:
186:                public static String getHttpsHost() {
187:                    if (isSystemProxyDetect()) {
188:                        return getSystemProxyHost();
189:                    } else {
190:                        return "";
191:                    }
192:                }
193:
194:                public static String getHttpsPort() {
195:                    if (isSystemProxyDetect()) {
196:                        return getSystemProxyPort();
197:                    } else {
198:                        return "";
199:                    }
200:                }
201:
202:                public static String getSocksHost() {
203:                    if (isSystemSocksServerDetect()) {
204:                        return getSystemSocksServerHost();
205:                    } else {
206:                        return "";
207:                    }
208:                }
209:
210:                public static String getSocksPort() {
211:                    if (isSystemSocksServerDetect()) {
212:                        return getSystemSocksServerPort();
213:                    } else {
214:                        return "";
215:                    }
216:                }
217:
218:                public static String getNonProxyHosts() {
219:                    return getDefaultUserNonProxyHosts();
220:                }
221:
222:                // helper methods
223:                private static boolean isSystemProxyDetect() {
224:                    String s = System.getProperty("netbeans.system_http_proxy"); // NOT_PROXY_HOSTS
225:                    return s != null && !DIRECT.equals(s); // NOI18N
226:                }
227:
228:                private static String getSystemProxyHost() {
229:                    String systemProxy = System
230:                            .getProperty("netbeans.system_http_proxy"); // NOI18N
231:                    if (systemProxy == null) {
232:                        return ""; // NOI18N
233:                    }
234:
235:                    int i = systemProxy.lastIndexOf(":"); // NOI18N
236:                    if (i <= 0 || i >= systemProxy.length() - 1) {
237:                        return ""; // NOI18N
238:                    }
239:
240:                    return normalizeProxyHost(systemProxy.substring(0, i));
241:                }
242:
243:                private static String getSystemProxyPort() {
244:                    String systemProxy = System
245:                            .getProperty("netbeans.system_http_proxy"); // NOI18N
246:                    if (systemProxy == null) {
247:                        return ""; // NOI18N
248:                    }
249:
250:                    int i = systemProxy.lastIndexOf(":"); // NOI18N
251:                    if (i <= 0 || i >= systemProxy.length() - 1) {
252:                        return ""; // NOI18N
253:                    }
254:
255:                    String p = systemProxy.substring(i + 1);
256:                    if (p.indexOf('/') >= 0) {
257:                        p = p.substring(0, p.indexOf('/'));
258:                    }
259:
260:                    return p;
261:                }
262:
263:                private static boolean isSystemSocksServerDetect() {
264:                    return isSystemProxyDetect()
265:                            && System
266:                                    .getProperty("netbeans.system_socks_proxy") != null; // NOI18N
267:                }
268:
269:                private static String getSystemSocksServerHost() {
270:                    String systemProxy = System
271:                            .getProperty("netbeans.system_socks_proxy"); // NOI18N
272:                    if (systemProxy == null) {
273:                        return ""; // NOI18N
274:                    }
275:
276:                    int i = systemProxy.lastIndexOf(":"); // NOI18N
277:                    if (i <= 0 || i >= systemProxy.length() - 1) {
278:                        return ""; // NOI18N
279:                    }
280:
281:                    return normalizeProxyHost(systemProxy.substring(0, i));
282:                }
283:
284:                private static String getSystemSocksServerPort() {
285:                    String systemProxy = System
286:                            .getProperty("netbeans.system_socks_proxy"); // NOI18N
287:                    if (systemProxy == null) {
288:                        return ""; // NOI18N
289:                    }
290:
291:                    int i = systemProxy.lastIndexOf(":"); // NOI18N
292:                    if (i <= 0 || i >= systemProxy.length() - 1) {
293:                        return ""; // NOI18N
294:                    }
295:
296:                    String p = systemProxy.substring(i + 1);
297:                    if (p.indexOf('/') >= 0) {
298:                        p = p.substring(0, p.indexOf('/'));
299:                    }
300:
301:                    return p;
302:                }
303:
304:            }
305:
306:            private static String getSystemNonProxyHosts() {
307:                String systemProxy = System
308:                        .getProperty("netbeans.system_http_non_proxy_hosts"); // NOI18N
309:
310:                return systemProxy == null ? "" : systemProxy;
311:            }
312:
313:            private static String getPresetNonProxyHosts() {
314:                if (presetNonProxyHosts == null) {
315:                    presetNonProxyHosts = System.getProperty(
316:                            "http.nonProxyHosts", "");
317:                }
318:                return presetNonProxyHosts;
319:            }
320:
321:            private static String getDefaultUserNonProxyHosts() {
322:                return getModifiedNonProxyHosts(getSystemNonProxyHosts());
323:            }
324:
325:            private static String getModifiedNonProxyHosts(String systemPreset) {
326:                String fromSystem = systemPreset.replaceAll(";", "|")
327:                        .replaceAll(",", "|"); //NOI18N
328:                String fromUser = getPresetNonProxyHosts() == null ? ""
329:                        : getPresetNonProxyHosts().replaceAll(";", "|")
330:                                .replaceAll(",", "|"); //NOI18N
331:                if (Utilities.isWindows()) {
332:                    fromSystem = addReguralToNonProxyHosts(fromSystem);
333:                }
334:                String nonProxy = fromUser
335:                        + (fromUser.length() == 0 ? "" : "|") + fromSystem
336:                        + (fromSystem.length() == 0 ? "" : "|")
337:                        + "localhost|127.0.0.1"; // NOI18N
338:                String localhost = ""; // NOI18N
339:                try {
340:                    localhost = InetAddress.getLocalHost().getHostName();
341:                    if (!"localhost".equals(localhost)) { // NOI18N
342:                        nonProxy = nonProxy + "|" + localhost; // NOI18N
343:                    } else {
344:                        // Avoid this error when hostname == localhost:
345:                        // Error in http.nonProxyHosts system property:  sun.misc.REException: localhost is a duplicate
346:                    }
347:                } catch (UnknownHostException e) {
348:                    // OK. Sometimes a hostname is assigned by DNS, but a computer
349:                    // is later pulled off the network. It may then produce a bogus
350:                    // name for itself which can't actually be resolved. Normally
351:                    // "localhost" is aliased to 127.0.0.1 anyway.
352:                }
353:                /* per Milan's agreement it's removed. See issue #89868
354:                try {
355:                    String localhost2 = InetAddress.getLocalHost().getCanonicalHostName();
356:                    if (!"localhost".equals(localhost2) && !localhost2.equals(localhost)) { // NOI18N
357:                        nonProxy = nonProxy + "|" + localhost2; // NOI18N
358:                    } else {
359:                        // Avoid this error when hostname == localhost:
360:                        // Error in http.nonProxyHosts system property:  sun.misc.REException: localhost is a duplicate
361:                    }
362:                }
363:                catch (UnknownHostException e) {
364:                    // OK. Sometimes a hostname is assigned by DNS, but a computer
365:                    // is later pulled off the network. It may then produce a bogus
366:                    // name for itself which can't actually be resolved. Normally
367:                    // "localhost" is aliased to 127.0.0.1 anyway.
368:                }
369:                 */
370:                return compactNonProxyHosts(nonProxy);
371:            }
372:
373:            // avoid duplicate hosts
374:            private static String compactNonProxyHosts(String nonProxyHost) {
375:                StringTokenizer st = new StringTokenizer(nonProxyHost, "|"); //NOI18N
376:                Set<String> s = new HashSet<String>();
377:                StringBuilder compactedProxyHosts = new StringBuilder();
378:                while (st.hasMoreTokens()) {
379:                    String t = st.nextToken();
380:                    if (s.add(t.toLowerCase(Locale.US))) {
381:                        if (compactedProxyHosts.length() > 0)
382:                            compactedProxyHosts.append('|');
383:                        compactedProxyHosts.append(t);
384:                    }
385:                }
386:                return compactedProxyHosts.toString();
387:            }
388:
389:            private static String addReguralToNonProxyHosts(String nonProxyHost) {
390:                StringTokenizer st = new StringTokenizer(nonProxyHost, "|");
391:                StringBuilder reguralProxyHosts = new StringBuilder();
392:                while (st.hasMoreTokens()) {
393:                    String t = st.nextToken();
394:                    if (t.indexOf('*') == -1) { //NOI18N
395:                        t = t + '*'; //NOI18N
396:                    }
397:                    if (reguralProxyHosts.length() > 0)
398:                        reguralProxyHosts.append('|');
399:                    reguralProxyHosts.append(t);
400:                }
401:
402:                return reguralProxyHosts.toString();
403:            }
404:
405:            private static String normalizeProxyHost(String proxyHost) {
406:                if (proxyHost.toLowerCase(Locale.US).startsWith("http://")) { // NOI18N
407:                    return proxyHost.substring(7, proxyHost.length());
408:                } else {
409:                    return proxyHost;
410:                }
411:            }
412:
413:        }
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