From 7603e948d7a0a7eb2e72358cb4a40ae6779f95da Mon Sep 17 00:00:00 2001 From: andrew Date: Tue, 19 Oct 2010 17:55:59 +0100 Subject: Initial import from IcedTea6. 2010-10-19 Andrew John Hughes * .hgignore, * Makefile.am, * acinclude.m4, * autogen.sh, * configure.ac, * extra/net/sourceforge/jnlp/about/HTMLPanel.java, * extra/net/sourceforge/jnlp/about/Main.java, * extra/net/sourceforge/jnlp/about/resources/about.html, * extra/net/sourceforge/jnlp/about/resources/applications.html, * extra/net/sourceforge/jnlp/about/resources/notes.html, * javac.in, * javaws.desktop: Imported from IcedTea6. * launcher/java.c, * launcher/java.h, * launcher/java_md.c, * launcher/java_md.h, * launcher/jli_util.h, * launcher/jni.h, * launcher/jvm.h, * launcher/jvm_md.h, * launcher/manifest_info.h, * launcher/splashscreen.h, * launcher/splashscreen_stubs.c, * launcher/version_comp.h, * launcher/wildcard.h: Imported from OpenJDK. * netx/javaws.1, * netx/javax/jnlp/BasicService.java, * netx/javax/jnlp/ClipboardService.java, * netx/javax/jnlp/DownloadService.java, * netx/javax/jnlp/DownloadServiceListener.java, * netx/javax/jnlp/ExtendedService.java, * netx/javax/jnlp/ExtensionInstallerService.java, * netx/javax/jnlp/FileContents.java, * netx/javax/jnlp/FileOpenService.java, * netx/javax/jnlp/FileSaveService.java, * netx/javax/jnlp/JNLPRandomAccessFile.java, * netx/javax/jnlp/PersistenceService.java, * netx/javax/jnlp/PrintService.java, * netx/javax/jnlp/ServiceManager.java, * netx/javax/jnlp/ServiceManagerStub.java, * netx/javax/jnlp/SingleInstanceListener.java, * netx/javax/jnlp/SingleInstanceService.java, * netx/javax/jnlp/UnavailableServiceException.java, * netx/net/sourceforge/jnlp/AppletDesc.java, * netx/net/sourceforge/jnlp/ApplicationDesc.java, * netx/net/sourceforge/jnlp/AssociationDesc.java, * netx/net/sourceforge/jnlp/ComponentDesc.java, * netx/net/sourceforge/jnlp/DefaultLaunchHandler.java, * netx/net/sourceforge/jnlp/ExtensionDesc.java, * netx/net/sourceforge/jnlp/IconDesc.java, * netx/net/sourceforge/jnlp/InformationDesc.java, * netx/net/sourceforge/jnlp/InstallerDesc.java, * netx/net/sourceforge/jnlp/JARDesc.java, * netx/net/sourceforge/jnlp/JNLPFile.java, * netx/net/sourceforge/jnlp/JNLPSplashScreen.java, * netx/net/sourceforge/jnlp/JREDesc.java, * netx/net/sourceforge/jnlp/LaunchException.java, * netx/net/sourceforge/jnlp/LaunchHandler.java, * netx/net/sourceforge/jnlp/Launcher.java, * netx/net/sourceforge/jnlp/MenuDesc.java, * netx/net/sourceforge/jnlp/NetxPanel.java, * netx/net/sourceforge/jnlp/Node.java, * netx/net/sourceforge/jnlp/PackageDesc.java, * netx/net/sourceforge/jnlp/ParseException.java, * netx/net/sourceforge/jnlp/Parser.java, * netx/net/sourceforge/jnlp/PluginBridge.java, * netx/net/sourceforge/jnlp/PropertyDesc.java, * netx/net/sourceforge/jnlp/RelatedContentDesc.java, * netx/net/sourceforge/jnlp/ResourcesDesc.java, * netx/net/sourceforge/jnlp/SecurityDesc.java, * netx/net/sourceforge/jnlp/ShortcutDesc.java, * netx/net/sourceforge/jnlp/StreamEater.java, * netx/net/sourceforge/jnlp/UpdateDesc.java, * netx/net/sourceforge/jnlp/Version.java, * netx/net/sourceforge/jnlp/cache/CacheEntry.java, * netx/net/sourceforge/jnlp/cache/CacheUtil.java, * netx/net/sourceforge/jnlp/cache/DefaultDownloadIndicator.java, * netx/net/sourceforge/jnlp/cache/DownloadIndicator.java, * netx/net/sourceforge/jnlp/cache/Resource.java, * netx/net/sourceforge/jnlp/cache/ResourceTracker.java, * netx/net/sourceforge/jnlp/cache/UpdatePolicy.java, * netx/net/sourceforge/jnlp/cache/package.html, * netx/net/sourceforge/jnlp/event/ApplicationEvent.java, * netx/net/sourceforge/jnlp/event/ApplicationListener.java, * netx/net/sourceforge/jnlp/event/DownloadEvent.java, * netx/net/sourceforge/jnlp/event/DownloadListener.java, * netx/net/sourceforge/jnlp/event/package.html, * netx/net/sourceforge/jnlp/package.html, * netx/net/sourceforge/jnlp/resources/Manifest.mf, * netx/net/sourceforge/jnlp/resources/Messages.properties, * netx/net/sourceforge/jnlp/resources/about.jnlp, * netx/net/sourceforge/jnlp/resources/default.jnlp, * netx/net/sourceforge/jnlp/runtime/AppThreadGroup.java, * netx/net/sourceforge/jnlp/runtime/AppletAudioClip.java, * netx/net/sourceforge/jnlp/runtime/AppletEnvironment.java, * netx/net/sourceforge/jnlp/runtime/AppletInstance.java, * netx/net/sourceforge/jnlp/runtime/ApplicationInstance.java, * netx/net/sourceforge/jnlp/runtime/Boot.java, * netx/net/sourceforge/jnlp/runtime/Boot13.java, * netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java, * netx/net/sourceforge/jnlp/runtime/JNLPPolicy.java, * netx/net/sourceforge/jnlp/runtime/JNLPRuntime.java, * netx/net/sourceforge/jnlp/runtime/JNLPSecurityManager.java, * netx/net/sourceforge/jnlp/runtime/package.html, * netx/net/sourceforge/jnlp/security/AccessWarningPane.java, * netx/net/sourceforge/jnlp/security/AppletWarningPane.java, * netx/net/sourceforge/jnlp/security/CertVerifier.java, * netx/net/sourceforge/jnlp/security/CertWarningPane.java, * netx/net/sourceforge/jnlp/security/CertsInfoPane.java, * netx/net/sourceforge/jnlp/security/HttpsCertVerifier.java, * netx/net/sourceforge/jnlp/security/MoreInfoPane.java, * netx/net/sourceforge/jnlp/security/NotAllSignedWarningPane.java, * netx/net/sourceforge/jnlp/security/SecurityDialogPanel.java, * netx/net/sourceforge/jnlp/security/SecurityUtil.java, * netx/net/sourceforge/jnlp/security/SecurityWarningDialog.java, * netx/net/sourceforge/jnlp/security/SingleCertInfoPane.java, * netx/net/sourceforge/jnlp/security/VariableX509TrustManager.java, * netx/net/sourceforge/jnlp/security/viewer/CertificatePane.java, * netx/net/sourceforge/jnlp/security/viewer/CertificateViewer.java, * netx/net/sourceforge/jnlp/services/ExtendedSingleInstanceService.java, * netx/net/sourceforge/jnlp/services/InstanceExistsException.java, * netx/net/sourceforge/jnlp/services/ServiceUtil.java, * netx/net/sourceforge/jnlp/services/SingleInstanceLock.java, * netx/net/sourceforge/jnlp/services/XBasicService.java, * netx/net/sourceforge/jnlp/services/XClipboardService.java, * netx/net/sourceforge/jnlp/services/XDownloadService.java, * netx/net/sourceforge/jnlp/services/XExtendedService.java, * netx/net/sourceforge/jnlp/services/XExtensionInstallerService.java, * netx/net/sourceforge/jnlp/services/XFileContents.java, * netx/net/sourceforge/jnlp/services/XFileOpenService.java, * netx/net/sourceforge/jnlp/services/XFileSaveService.java, * netx/net/sourceforge/jnlp/services/XJNLPRandomAccessFile.java, * netx/net/sourceforge/jnlp/services/XPersistenceService.java, * netx/net/sourceforge/jnlp/services/XPrintService.java, * netx/net/sourceforge/jnlp/services/XServiceManagerStub.java, * netx/net/sourceforge/jnlp/services/XSingleInstanceService.java, * netx/net/sourceforge/jnlp/services/package.html, * netx/net/sourceforge/jnlp/tools/CharacterEncoder.java, * netx/net/sourceforge/jnlp/tools/HexDumpEncoder.java, * netx/net/sourceforge/jnlp/tools/JarRunner.java, * netx/net/sourceforge/jnlp/tools/JarSigner.java, * netx/net/sourceforge/jnlp/tools/JarSignerResources.java, * netx/net/sourceforge/jnlp/tools/KeyStoreUtil.java, * netx/net/sourceforge/jnlp/tools/KeyTool.java, * netx/net/sourceforge/jnlp/util/FileUtils.java, * netx/net/sourceforge/jnlp/util/PropertiesFile.java, * netx/net/sourceforge/jnlp/util/Reflect.java, * netx/net/sourceforge/jnlp/util/WeakList.java, * netx/net/sourceforge/jnlp/util/XDesktopEntry.java, * netx/net/sourceforge/nanoxml/XMLElement.java, * netx/net/sourceforge/nanoxml/XMLParseException.java, * plugin/icedteanp/IcedTeaJavaRequestProcessor.cc, * plugin/icedteanp/IcedTeaJavaRequestProcessor.h, * plugin/icedteanp/IcedTeaNPPlugin.cc, * plugin/icedteanp/IcedTeaNPPlugin.h, * plugin/icedteanp/IcedTeaPluginRequestProcessor.cc, * plugin/icedteanp/IcedTeaPluginRequestProcessor.h, * plugin/icedteanp/IcedTeaPluginUtils.cc, * plugin/icedteanp/IcedTeaPluginUtils.h, * plugin/icedteanp/IcedTeaRunnable.cc, * plugin/icedteanp/IcedTeaRunnable.h, * plugin/icedteanp/IcedTeaScriptablePluginObject.cc, * plugin/icedteanp/IcedTeaScriptablePluginObject.h, * plugin/icedteanp/java/netscape/javascript/JSException.java, * plugin/icedteanp/java/netscape/javascript/JSObject.java, * plugin/icedteanp/java/netscape/javascript/JSObjectCreatePermission.java, * plugin/icedteanp/java/netscape/javascript/JSProxy.java, * plugin/icedteanp/java/netscape/javascript/JSRunnable.java, * plugin/icedteanp/java/netscape/javascript/JSUtil.java, * plugin/icedteanp/java/netscape/security/ForbiddenTargetException.java, * plugin/icedteanp/java/sun/applet/AppletSecurityContextManager.java, * plugin/icedteanp/java/sun/applet/GetMemberPluginCallRequest.java, * plugin/icedteanp/java/sun/applet/GetWindowPluginCallRequest.java, * plugin/icedteanp/java/sun/applet/JavaConsole.java, * plugin/icedteanp/java/sun/applet/MethodOverloadResolver.java, * plugin/icedteanp/java/sun/applet/PasswordAuthenticationDialog.java, * plugin/icedteanp/java/sun/applet/PluginAppletSecurityContext.java, * plugin/icedteanp/java/sun/applet/PluginAppletViewer.java, * plugin/icedteanp/java/sun/applet/PluginCallRequest.java, * plugin/icedteanp/java/sun/applet/PluginCallRequestFactory.java, * plugin/icedteanp/java/sun/applet/PluginClassLoader.java, * plugin/icedteanp/java/sun/applet/PluginCookieInfoRequest.java, * plugin/icedteanp/java/sun/applet/PluginCookieManager.java, * plugin/icedteanp/java/sun/applet/PluginDebug.java, * plugin/icedteanp/java/sun/applet/PluginException.java, * plugin/icedteanp/java/sun/applet/PluginMain.java, * plugin/icedteanp/java/sun/applet/PluginMessageConsumer.java, * plugin/icedteanp/java/sun/applet/PluginMessageHandlerWorker.java, * plugin/icedteanp/java/sun/applet/PluginObjectStore.java, * plugin/icedteanp/java/sun/applet/PluginProxyInfoRequest.java, * plugin/icedteanp/java/sun/applet/PluginProxySelector.java, * plugin/icedteanp/java/sun/applet/PluginStreamHandler.java, * plugin/icedteanp/java/sun/applet/RequestQueue.java, * plugin/icedteanp/java/sun/applet/TestEnv.java, * plugin/icedteanp/java/sun/applet/VoidPluginCallRequest.java, * plugin/tests/LiveConnect/DummyObject.java, * plugin/tests/LiveConnect/OverloadTestHelper1.java, * plugin/tests/LiveConnect/OverloadTestHelper2.java, * plugin/tests/LiveConnect/OverloadTestHelper3.java, * plugin/tests/LiveConnect/PluginTest.java, * plugin/tests/LiveConnect/build, * plugin/tests/LiveConnect/common.js, * plugin/tests/LiveConnect/index.html, * plugin/tests/LiveConnect/jjs_eval_test.js, * plugin/tests/LiveConnect/jjs_func_parameters_tests.js, * plugin/tests/LiveConnect/jjs_func_rettype_tests.js, * plugin/tests/LiveConnect/jjs_get_tests.js, * plugin/tests/LiveConnect/jjs_set_tests.js, * plugin/tests/LiveConnect/jsj_func_overload_tests.js, * plugin/tests/LiveConnect/jsj_func_parameters_tests.js, * plugin/tests/LiveConnect/jsj_func_rettype_tests.js, * plugin/tests/LiveConnect/jsj_get_tests.js, * plugin/tests/LiveConnect/jsj_set_tests.js, * plugin/tests/LiveConnect/jsj_type_casting_tests.js, * plugin/tests/LiveConnect/jsj_type_conversion_tests.js: Initial import from IcedTea6. * AUTHORS, * COPYING * INSTALL, * NEWS, * README: New documentation. --- netx/net/sourceforge/jnlp/cache/Resource.java | 269 ++++++++++++++++++++++++++ 1 file changed, 269 insertions(+) create mode 100644 netx/net/sourceforge/jnlp/cache/Resource.java (limited to 'netx/net/sourceforge/jnlp/cache/Resource.java') diff --git a/netx/net/sourceforge/jnlp/cache/Resource.java b/netx/net/sourceforge/jnlp/cache/Resource.java new file mode 100644 index 0000000..172220f --- /dev/null +++ b/netx/net/sourceforge/jnlp/cache/Resource.java @@ -0,0 +1,269 @@ +// Copyright (C) 2001-2003 Jon A. Maxwell (JAM) +// +// This library is free software; you can redistribute it and/or +// modify it under the terms of the GNU Lesser General Public +// License as published by the Free Software Foundation; either +// version 2.1 of the License, or (at your option) any later version. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public +// License along with this library; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + +package net.sourceforge.jnlp.cache; + +import java.io.*; +import java.net.*; +import java.util.*; + +import net.sourceforge.jnlp.*; +import net.sourceforge.jnlp.runtime.*; +import net.sourceforge.jnlp.util.*; + +/** + * Information about a single resource to download. + * This class tracks the downloading of various resources of a + * JNLP file to local files. It can be used to download icons, + * jnlp and extension files, jars, and jardiff files using the + * version based protocol or any file using the basic download + * protocol.

+ * + * Resources can be put into download groups by specifying a part + * name for the resource. The resource tracker can also be + * configured to prefetch resources, which are downloaded in the + * order added to the media tracker.

+ * + * @author Jon A. Maxwell (JAM) - initial author + * @version $Revision: 1.9 $ + */ +public class Resource { + + // todo: fix resources to handle different versions + + // todo: IIRC, any resource is checked for being up-to-date + // only once, regardless of UpdatePolicy. verify and fix. + + /** status bits */ + public static final int UNINITIALIZED = 0; + public static final int CONNECT = 1; + public static final int CONNECTING = 2; + public static final int CONNECTED = 4; + public static final int DOWNLOAD = 8; + public static final int DOWNLOADING = 16; + public static final int DOWNLOADED = 32; + public static final int ERROR = 64; + public static final int STARTED = 128; // enqueued or being worked on + + /** list of weak references of resources currently in use */ + private static WeakList resources = new WeakList(); + + /** weak list of trackers monitoring this resource */ + private WeakList trackers = new WeakList(); + + /** the remote location of the resource */ + URL location; + + /** the local file downloaded to */ + File localFile; + + /** the requested version */ + Version requestVersion; + + /** the version downloaded from server */ + Version downloadVersion; + + /** connection to resource */ + URLConnection connection; + + /** amount in bytes transferred */ + long transferred = 0; + + /** total size of the resource, or -1 if unknown */ + long size = -1; + + /** the status of the resource */ + int status = UNINITIALIZED; + + /** Update policy for this resource */ + UpdatePolicy updatePolicy; + + /** + * Create a resource. + */ + private Resource(URL location, Version requestVersion, UpdatePolicy updatePolicy) { + this.location = location; + this.requestVersion = requestVersion; + this.updatePolicy = updatePolicy; + } + + /** + * Return a shared Resource object representing the given + * location and version. + */ + public static Resource getResource(URL location, Version requestVersion, UpdatePolicy updatePolicy) { + synchronized (resources) { + Resource resource = new Resource(location, requestVersion, updatePolicy); + + int index = resources.indexOf(resource); + if (index >= 0) { // return existing object + Resource result = (Resource) resources.get(index); + if (result != null) + return result; + } + + resources.add(resource); + resources.trimToSize(); + + return resource; + } + } + + /** + * Returns the remote location of the resource. + */ + public URL getLocation() { + return location; + } + + /** + * Returns the tracker that first created or monitored the + * resource, or null if no trackers are monitoring the resource. + */ + ResourceTracker getTracker() { + synchronized (trackers) { + List t = trackers.hardList(); + if (t.size() > 0) + return (ResourceTracker) t.get(0); + + return null; + } + } + + /** + * Returns true if any of the specified flags are set. + */ + public boolean isSet(int flag) { + if (flag == UNINITIALIZED) + return status == UNINITIALIZED; + else + return (status & flag) != 0; + } + + /** + * Returns the update policy for this resource + * + * @return The update policy + */ + public UpdatePolicy getUpdatePolicy() { + return this.updatePolicy; + } + + /** + * Returns a human-readable status string. + */ + private String getStatusString(int flag) { + StringBuffer result = new StringBuffer(); + + if (flag == 0) result.append("<> "); + if ((flag & CONNECT) != 0) result.append("CONNECT "); + if ((flag & CONNECTING) != 0) result.append("CONNECTING "); + if ((flag & CONNECTED) != 0) result.append("CONNECTED "); + if ((flag & DOWNLOAD) != 0) result.append("DOWNLOAD "); + if ((flag & DOWNLOADING) != 0) result.append("DOWNLOADING "); + if ((flag & DOWNLOADED) != 0) result.append("DOWNLOADED "); + if ((flag & ERROR) != 0) result.append("ERROR "); + if ((flag & STARTED) != 0) result.append("STARTED "); + + return result.deleteCharAt(result.length()-1).toString(); + } + + /** + * Changes the status by clearing the flags in the first + * parameter and setting the flags in the second. This method + * is synchronized on this resource. + */ + public void changeStatus(int clear, int add) { + int orig = 0; + + synchronized(this) { + orig = status; + + this.status &= ~clear; + this.status |= add; + } + + if (JNLPRuntime.isDebug()) + if (status != orig) { + System.out.print("Status: "+getStatusString(status)); + if ((status & ~orig) != 0) + System.out.print(" +("+getStatusString(status & ~orig)+")"); + if ((~status & orig) != 0) + System.out.print(" -("+getStatusString(~status & orig)+")"); + System.out.println(" @ "+location.getPath()); + } + } + + /** + * Removes the tracker to the list of trackers monitoring this + * resource. + */ + public void removeTracker(ResourceTracker tracker) { + synchronized (trackers) { + trackers.remove(tracker); + trackers.trimToSize(); + } + } + + /** + * Adds the tracker to the list of trackers monitoring this + * resource. + */ + public void addTracker(ResourceTracker tracker) { + synchronized (trackers) { + List t = trackers.hardList(); // prevent GC between contains and add + if (!t.contains(tracker)) + trackers.add(tracker); + + trackers.trimToSize(); + } + } + + /** + * Instructs the trackers monitoring this resource to fire a + * download event. + */ + protected void fireDownloadEvent() { + List send; + + synchronized (trackers) { + send = trackers.hardList(); + } + + for (int i=0; i < send.size(); i++) { + ResourceTracker rt = (ResourceTracker) send.get(i); + rt.fireDownloadEvent(this); + } + } + + public boolean equals(Object other) { + if (other instanceof Resource) { + // this prevents the URL handler from looking up the IP + // address and doing name resolution; much faster so less + // time spent in synchronized addResource determining if + // Resource is already in a tracker, and better for offline + // mode on some OS. + return CacheUtil.urlEquals(location, ((Resource)other).location); + } + return false; + } + + public String toString() { + return "location="+location.toString() + " state="+getStatusString(status); + } + +} -- cgit v1.2.3