X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Fwidgets%2Fauth%2FAbstractLoginDialog.java;fp=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Fwidgets%2Fauth%2FAbstractLoginDialog.java;h=0000000000000000000000000000000000000000;hb=972528f4de2d00690362c01d3ce843ca9cd10250;hp=b86fcb0b04812a73beaaa47a3182f57a26d76a00;hpb=c873a0359345503b8e3ca07828bd99d525ec7cc0;p=lgpl%2Fargeo-commons.git diff --git a/org.argeo.cms/src/org/argeo/cms/widgets/auth/AbstractLoginDialog.java b/org.argeo.cms/src/org/argeo/cms/widgets/auth/AbstractLoginDialog.java deleted file mode 100644 index b86fcb0b0..000000000 --- a/org.argeo.cms/src/org/argeo/cms/widgets/auth/AbstractLoginDialog.java +++ /dev/null @@ -1,198 +0,0 @@ -/* - * Copyright (C) 2007-2012 Argeo GmbH - * - * 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 org.argeo.cms.widgets.auth; - -import java.io.IOException; -import java.util.Arrays; - -import javax.security.auth.callback.Callback; -import javax.security.auth.callback.CallbackHandler; -import javax.security.auth.callback.NameCallback; -import javax.security.auth.callback.PasswordCallback; - -import org.apache.commons.logging.Log; -import org.apache.commons.logging.LogFactory; -import org.eclipse.core.runtime.IProgressMonitor; -import org.eclipse.core.runtime.NullProgressMonitor; -import org.eclipse.jface.dialogs.IDialogConstants; -import org.eclipse.jface.dialogs.TrayDialog; -import org.eclipse.jface.operation.IRunnableWithProgress; -import org.eclipse.jface.operation.ModalContext; -import org.eclipse.swt.events.SelectionEvent; -import org.eclipse.swt.events.SelectionListener; -import org.eclipse.swt.widgets.Button; -import org.eclipse.swt.widgets.Display; -import org.eclipse.swt.widgets.Shell; -import org.osgi.framework.FrameworkUtil; - -/** Base for login dialogs */ -public abstract class AbstractLoginDialog extends TrayDialog implements CallbackHandler { - private static final long serialVersionUID = -8046708963512717709L; - - private final static Log log = LogFactory.getLog(AbstractLoginDialog.class); - - private Thread modalContextThread = null; - boolean processCallbacks = false; - boolean isCancelled = false; - Callback[] callbackArray; - - protected final Callback[] getCallbacks() { - return this.callbackArray; - } - - public abstract void internalHandle(); - - public boolean isCancelled() { - return isCancelled; - } - - protected AbstractLoginDialog(Shell parentShell) { - super(parentShell); - } - - /* - * (non-Javadoc) - * - * @see - * javax.security.auth.callback.CallbackHandler#handle(javax.security.auth - * .callback.Callback[]) - */ - public void handle(final Callback[] callbacks) throws IOException { - // clean previous usage - if (processCallbacks) { - // this handler was already used - processCallbacks = false; - } - - if (modalContextThread != null) { - try { - modalContextThread.join(1000); - } catch (InterruptedException e) { - // silent - } - modalContextThread = null; - } - - // initialize - this.callbackArray = callbacks; - final Display display = Display.getDefault(); - display.syncExec(new Runnable() { - - public void run() { - isCancelled = false; - setBlockOnOpen(false); - open(); - - final Button okButton = getButton(IDialogConstants.OK_ID); - okButton.setText("Login"); - okButton.addSelectionListener(new SelectionListener() { - private static final long serialVersionUID = -200281625679096775L; - - public void widgetSelected(final SelectionEvent event) { - processCallbacks = true; - } - - public void widgetDefaultSelected(final SelectionEvent event) { - // nothing to do - } - }); - final Button cancel = getButton(IDialogConstants.CANCEL_ID); - cancel.addSelectionListener(new SelectionListener() { - private static final long serialVersionUID = -3826030278084915815L; - - public void widgetSelected(final SelectionEvent event) { - isCancelled = true; - processCallbacks = true; - } - - public void widgetDefaultSelected(final SelectionEvent event) { - // nothing to do - } - }); - } - }); - try { - ModalContext.setAllowReadAndDispatch(true); // Works for now. - ModalContext.run(new IRunnableWithProgress() { - - public void run(final IProgressMonitor monitor) { - modalContextThread = Thread.currentThread(); - // Wait here until OK or cancel is pressed, then let it rip. - // The event - // listener - // is responsible for closing the dialog (in the - // loginSucceeded - // event). - while (!processCallbacks && (modalContextThread != null) - && (modalContextThread == Thread.currentThread()) - && FrameworkUtil.getBundle(AbstractLoginDialog.class).getBundleContext() != null) { - // Note: SecurityUiPlugin.getDefault() != null is false - // when the OSGi runtime is shut down - try { - Thread.sleep(100); - // if (display.isDisposed()) { - // log.warn("Display is disposed, killing login - // dialog thread"); - // throw new ThreadDeath(); - // } - } catch (final Exception e) { - // do nothing - } - } - processCallbacks = false; - // Call the adapter to handle the callbacks - if (!isCancelled()) - internalHandle(); - else - // clear callbacks are when cancelling - for (Callback callback : callbacks) - if (callback instanceof PasswordCallback) { - char[] arr = ((PasswordCallback) callback).getPassword(); - if (arr != null) { - Arrays.fill(arr, '*'); - ((PasswordCallback) callback).setPassword(null); - } - } else if (callback instanceof NameCallback) - ((NameCallback) callback).setName(null); - } - }, true, new NullProgressMonitor(), Display.getDefault()); - } catch (ThreadDeath e) { - isCancelled = true; - log.debug("Thread " + Thread.currentThread().getId() + " died"); - throw e; - } catch (Exception e) { - isCancelled = true; - IOException ioe = new IOException("Unexpected issue in login dialog, see root cause for more details"); - ioe.initCause(e); - throw ioe; - } finally { - // so that the modal thread dies - processCallbacks = true; - // try { - // // wait for the modal context thread to gracefully exit - // modalContextThread.join(); - // } catch (InterruptedException ie) { - // // silent - // } - modalContextThread = null; - } - } - - protected void configureShell(Shell shell) { - super.configureShell(shell); - shell.setText("Authentication"); - } -}