diff options
Diffstat (limited to 'netx/net/sourceforge/jnlp/services/XServiceManagerStub.java')
-rw-r--r-- | netx/net/sourceforge/jnlp/services/XServiceManagerStub.java | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/netx/net/sourceforge/jnlp/services/XServiceManagerStub.java b/netx/net/sourceforge/jnlp/services/XServiceManagerStub.java new file mode 100644 index 0000000..756b412 --- /dev/null +++ b/netx/net/sourceforge/jnlp/services/XServiceManagerStub.java @@ -0,0 +1,106 @@ +// 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.services; + +import java.io.*; +import java.net.*; +import java.util.*; +import java.lang.ref.*; +import java.lang.reflect.*; +import java.security.*; +import javax.jnlp.*; + +import net.sourceforge.jnlp.*; + +/** + * Lookup table for services. + * + * @author <a href="mailto:[email protected]">Jon A. Maxwell (JAM)</a> - initial author + * @version $Revision: 1.6 $ + */ +public class XServiceManagerStub implements ServiceManagerStub { + + // todo: only include ExtensionInstallerService if an installer + // is getting the service, otherwise return null. + + // todo: fix services to do their own privileged actions that + // run less code in the secure environment (or avoid privileged + // actions by giving permission to the code source). + + private static String serviceNames[] = { + "javax.jnlp.BasicService", // required + "javax.jnlp.DownloadService", // required + "javax.jnlp.ExtendedService", + "javax.jnlp.ExtensionInstallerService", // required + "javax.jnlp.PersistenceService", + "javax.jnlp.FileOpenService", + "javax.jnlp.FileSaveService", + "javax.jnlp.ClipboardService", + "javax.jnlp.PrintService", + "javax.jnlp.SingleInstanceService" + }; + + private static Object services[] = { + ServiceUtil.createPrivilegedProxy(BasicService.class, new XBasicService()), + ServiceUtil.createPrivilegedProxy(DownloadService.class, new XDownloadService()), + ServiceUtil.createPrivilegedProxy(ExtendedService.class, new XExtendedService()), + ServiceUtil.createPrivilegedProxy(ExtensionInstallerService.class, new XExtensionInstallerService()), + ServiceUtil.createPrivilegedProxy(PersistenceService.class, new XPersistenceService()), + ServiceUtil.createPrivilegedProxy(FileOpenService.class, new XFileOpenService()), + ServiceUtil.createPrivilegedProxy(FileSaveService.class, new XFileSaveService()), + ServiceUtil.createPrivilegedProxy(ClipboardService.class, new XClipboardService()), + ServiceUtil.createPrivilegedProxy(PrintService.class, new XPrintService()), + ServiceUtil.createPrivilegedProxy(ExtendedSingleInstanceService.class, new XSingleInstanceService()) + }; + + + public XServiceManagerStub() { + } + + /** + * Returns the service names. + */ + public String[] getServiceNames() { + // make sure it is a copy because we might be returning to + // code we don't own. + String result[] = new String[serviceNames.length]; + System.arraycopy(serviceNames, 0, result, 0, serviceNames.length); + + return result; + } + + /** + * Returns the service. + * + * @throws UnavailableServiceException if service is not available + */ + public Object lookup(String name) throws UnavailableServiceException { + // exact match + for (int i=0; i < serviceNames.length; i++) + if (serviceNames[i].equals(name)) + return services[i]; + + // substring match + for (int i=0; i < serviceNames.length; i++) + if (-1 != serviceNames[i].indexOf(name)) + return services[i]; + + throw new UnavailableServiceException(""+name); + } + +} |