diff options
Diffstat (limited to 'BKUApplet/src/main')
| -rw-r--r-- | BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java | 572 | ||||
| -rw-r--r-- | BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/viewer/URLFontLoader.java | 82 |
2 files changed, 369 insertions, 285 deletions
diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java index 6346b7f4..7a15f7a5 100644 --- a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java +++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java @@ -16,6 +16,7 @@ */ package at.gv.egiz.bku.online.applet; +import at.gv.egiz.bku.online.applet.viewer.URLFontLoader; import at.gv.egiz.bku.gui.BKUGUIFacade.Style; import at.gv.egiz.bku.gui.DefaultHelpListener; import at.gv.egiz.bku.gui.AbstractHelpListener; @@ -25,6 +26,8 @@ import java.net.MalformedURLException; import java.net.URL; import java.util.Locale; +import java.util.logging.Level; +import java.util.logging.Logger; import javax.net.ssl.HttpsURLConnection; import javax.swing.JApplet; import javax.swing.JPanel; @@ -34,6 +37,7 @@ import org.apache.commons.logging.LogFactory; import at.gv.egiz.bku.gui.BKUGUIFacade; import at.gv.egiz.bku.gui.BKUGUIImpl; +import at.gv.egiz.bku.gui.viewer.FontProvider; import at.gv.egiz.stal.service.STALPortType; import at.gv.egiz.stal.service.STALService; import java.applet.AppletContext; @@ -46,289 +50,287 @@ import javax.xml.namespace.QName; * Note: all swing code is executed by the event dispatch thread (see * BKUGUIFacade) */ -public class BKUApplet extends JApplet { - - private static final long serialVersionUID = 1L; - - private static Log log = LogFactory.getLog(BKUApplet.class); - /** - * Applet parameter keys - */ - public static final String GUI_STYLE = "GuiStyle"; - public final static String LOCALE = "Locale"; - public final static String WSDL_URL = "WSDL_URL"; - public static final String HASHDATA_DISPLAY = "HashDataDisplay"; - public final static String HASHDATA_URL = "HashDataURL"; - public final static String HELP_URL = "HelpURL"; - public final static String SESSION_ID = "SessionID"; - public static final String BACKGROUND_IMG = "Background"; - public static final String BACKGROUND_COLOR = "BackgroundColor"; - public static final String REDIRECT_URL = "RedirectURL"; - public static final String REDIRECT_TARGET = "RedirectTarget"; - public static final String HASHDATA_DISPLAY_FRAME = "frame"; - /** - * STAL WSDL namespace and service name - */ - public static final String STAL_WSDL_NS = "http://www.egiz.gv.at/wsdl/stal"; - public static final String STAL_SERVICE = "STALService"; - /** - * Dummy session id, used if no sessionId parameter is provided - */ - protected static final String TEST_SESSION_ID = "TestSession"; - - static { - if (log.isTraceEnabled()) { - log.trace("enabling webservice communication dump"); - System - .setProperty( - "com.sun.xml.ws.transport.http.client.HttpTransportPipe.dump", - "true"); - } - } - - /** - * STAL - */ - protected AppletBKUWorker worker; - protected Thread workerThread; - - /* - * (non-Javadoc) - * - * @see java.applet.Applet#getParameterInfo() - */ - @Override - public String[][] getParameterInfo() { - return new String[][] { - { WSDL_URL, "url", - "URL of the WSDL of the MOCCA server side STAL" }, - { REDIRECT_URL, "url", - "URL to redirect the browser to when finished" }, - { REDIRECT_TARGET, "frame target", - "name of the target frame for redirection when finished" }, - { LOCALE, "locale", - "locale for UI localization (optional, default: system default)" }, - { GUI_STYLE, "simple, advanced, tiny", - "GUI style (optional, default: simple)" }, - { BACKGROUND_COLOR, "#hhhhhh", - "background color, e.g. '#333333' (optional, default: look and feel dependend)" }, - { BACKGROUND_IMG, "url", - "URL of a background image for the GUI (optional, default: no image)" }, - { HELP_URL, "url", - "URL for locating help files, e.g. '../help/' (no help provided if missing)" } }; - } - - /** - * Factory method to create and wire HelpListener, GUI and BKUWorker. - * (Config via applet parameters, see BKUApplet.* constants) - */ - @Override - public void init() { - log.info("Welcome to MOCCA"); - log.trace("Called init()"); - - HttpsURLConnection.setDefaultSSLSocketFactory(InternalSSLSocketFactory - .getInstance()); - - String locale = getParameter(LOCALE); - if (locale != null) { - this.setLocale(new Locale(locale)); - } - log.trace("default locale: " + Locale.getDefault()); - log.debug("setting locale: " + getLocale()); - - BKUGUIFacade.Style guiStyle; - String guiStyleParam = getParameter(GUI_STYLE); - if ("advanced".equals(guiStyleParam)) { - guiStyle = BKUGUIFacade.Style.advanced; - } else if ("tiny".equals(guiStyleParam)) { - guiStyle = BKUGUIFacade.Style.tiny; - } else { - guiStyle = BKUGUIFacade.Style.simple; - } - log.debug("setting gui-style: " + guiStyle); - - URL backgroundImgURL = null; - try { - backgroundImgURL = getURLParameter(BACKGROUND_IMG, null); - log.debug("setting background: " + backgroundImgURL); - } catch (MalformedURLException ex) { - log.warn("cannot load applet background image: " + ex.getMessage()); - } - - AbstractHelpListener helpListener = null; - try { - helpListener = new DefaultHelpListener(getAppletContext(), - getURLParameter(HELP_URL, null), getLocale()); - if (log.isDebugEnabled()) { - log - .debug("setting helpURL: " - + getURLParameter(HELP_URL, null)); - } - } catch (MalformedURLException ex) { - log.warn("failed to load help URL: " + ex.getMessage() - + ", disabling help"); - } - - SwitchFocusListener switchFocusListener = new SwitchFocusListener( - getAppletContext(), "focusToBrowser()"); - - // Note: We need a panel in order to be able to set the background - // properly. - // Setting the background without a panel has side effects with the - // different java plugins. - JPanel contentPanel = new JPanel(); - getContentPane().add(contentPanel); - - String backgroundColor = getParameter(BACKGROUND_COLOR); - if (backgroundColor != null && backgroundColor.startsWith("#")) { - try { - Color color = new Color(Integer.parseInt(backgroundColor - .substring(1), 16)); - log.debug("setting background color to " + color); - contentPanel.setBackground(color); - } catch (NumberFormatException e) { - log.debug("failed to set background color '" + backgroundColor - + "'"); - } - } - - BKUGUIFacade gui = createGUI(contentPanel, getLocale(), guiStyle, - backgroundImgURL, helpListener, switchFocusListener); - - worker = createBKUWorker(this, gui); - } - - @Override - public void start() { - log.trace("Called start()"); - workerThread = new Thread(worker); - workerThread.start(); - } - - @Override - public void stop() { - log.trace("Called stop()"); - if ((workerThread != null) && (workerThread.isAlive())) { - workerThread.interrupt(); - } - } - - @Override - public void destroy() { - log.trace("Called destroy()"); - } - - // /////////////////////////////////////////////////////////////////////////// - // factory methods for subclasses to inject different components - // /////////////////////////////////////////////////////////////////////////// - - protected BKUGUIFacade createGUI(Container contentPane, Locale locale, - Style guiStyle, URL backgroundImgURL, - AbstractHelpListener helpListener, - SwitchFocusListener switchFocusListener) { - return new BKUGUIImpl(contentPane, locale, guiStyle, backgroundImgURL, - helpListener, switchFocusListener); - } - - protected AppletBKUWorker createBKUWorker(BKUApplet applet, BKUGUIFacade gui) { - return new AppletBKUWorker(applet, gui); - } - - // /////////////////////////////////////////////////////////////////////////// - // callback for BKUWorker to allow extension - // /////////////////////////////////////////////////////////////////////////// - - /** - * Callback for BKUWorker to allow extension - * - * @return - * @throws java.net.MalformedURLException - */ - public STALPortType getSTALPort() throws MalformedURLException { - URL wsdlURL = getURLParameter(WSDL_URL, null); - log.debug("setting STAL WSDL: " + wsdlURL); - QName endpointName = new QName(STAL_WSDL_NS, STAL_SERVICE); - STALService stal = new STALService(wsdlURL, endpointName); - return stal.getSTALPort(); - } - - /** - * Callback for BKUWorker to allow extension (TODO STALPort could know its - * STALTranslator) - * - * @return - * @throws java.net.MalformedURLException - */ - public STALTranslator getSTALTranslator() { - return new STALTranslator(); - } - - /** - * Callback for BKUWorker to keep applet context out of BKUWorker - * - * @return - * @throws java.net.MalformedURLException - */ - protected void sendRedirect(String sessionId) { - try { - AppletContext ctx = getAppletContext(); - if (ctx == null) { - log - .error("no applet context (applet might already have been destroyed)"); - return; - } - URL redirectURL = getURLParameter(REDIRECT_URL, sessionId); - String redirectTarget = getParameter(REDIRECT_TARGET); - if (redirectTarget == null) { - log.info("Done. Redirecting to " + redirectURL + " ..."); - ctx.showDocument(redirectURL); - } else { - log.info("Done. Redirecting to " + redirectURL + " (target=" - + redirectTarget + ") ..."); - ctx.showDocument(redirectURL, redirectTarget); - } - } catch (MalformedURLException ex) { - log.warn("Failed to redirect: " + ex.getMessage(), ex); - // gui.showErrorDialog(errorMsg, okListener, actionCommand) - } - } - - public void getFocusFromBrowser() { - - worker.getFocusFromBrowser(); - } - - // /////////////////////////////////////////////////////////////////////////// - // utility methods - // /////////////////////////////////////////////////////////////////////////// - - protected URL getURLParameter(String paramKey, String sessionId) - throws MalformedURLException { - String urlParam = getParameter(paramKey); - if (urlParam != null && !"".equals(urlParam)) { - URL codebase = getCodeBase(); - try { - URL url; - if (codebase.getProtocol().equalsIgnoreCase("file")) { - // for debugging in appletrunner - url = new URL(urlParam); - } else { - if (sessionId != null) { - urlParam = urlParam + ";jsessionid=" + sessionId; - } - url = new URL(codebase, urlParam); - } - return url; - } catch (MalformedURLException ex) { - log.error("applet paremeter " + urlParam - + " is not a valid URL: " + ex.getMessage()); - throw ex; - } - } else { - log.error("applet paremeter " + paramKey + " not set"); - throw new MalformedURLException(paramKey + " not set"); - } - } - +public class BKUApplet extends JApplet { + + private static final long serialVersionUID = 1L; + private static Log log = LogFactory.getLog(BKUApplet.class); + /** + * Applet parameter keys + */ + public static final String GUI_STYLE = "GuiStyle"; + public final static String LOCALE = "Locale"; + public final static String WSDL_URL = "WSDL_URL"; + public static final String HASHDATA_DISPLAY = "HashDataDisplay"; + public final static String HASHDATA_URL = "HashDataURL"; + public final static String HELP_URL = "HelpURL"; + public final static String SESSION_ID = "SessionID"; + public static final String BACKGROUND_IMG = "Background"; + public static final String BACKGROUND_COLOR = "BackgroundColor"; + public static final String REDIRECT_URL = "RedirectURL"; + public static final String REDIRECT_TARGET = "RedirectTarget"; + public static final String HASHDATA_DISPLAY_FRAME = "frame"; + /** + * STAL WSDL namespace and service name + */ + public static final String STAL_WSDL_NS = "http://www.egiz.gv.at/wsdl/stal"; + public static final String STAL_SERVICE = "STALService"; + /** + * Dummy session id, used if no sessionId parameter is provided + */ + protected static final String TEST_SESSION_ID = "TestSession"; + + static { + if (log.isTraceEnabled()) { + log.trace("enabling webservice communication dump"); + System.setProperty( + "com.sun.xml.ws.transport.http.client.HttpTransportPipe.dump", + "true"); + } + } + /** + * STAL + */ + protected AppletBKUWorker worker; + protected Thread workerThread; + + /* + * (non-Javadoc) + * + * @see java.applet.Applet#getParameterInfo() + */ + @Override + public String[][] getParameterInfo() { + return new String[][]{ + {WSDL_URL, "url", + "URL of the WSDL of the MOCCA server side STAL"}, + {REDIRECT_URL, "url", + "URL to redirect the browser to when finished"}, + {REDIRECT_TARGET, "frame target", + "name of the target frame for redirection when finished"}, + {LOCALE, "locale", + "locale for UI localization (optional, default: system default)"}, + {GUI_STYLE, "simple, advanced, tiny", + "GUI style (optional, default: simple)"}, + {BACKGROUND_COLOR, "#hhhhhh", + "background color, e.g. '#333333' (optional, default: look and feel dependend)"}, + {BACKGROUND_IMG, "url", + "URL of a background image for the GUI (optional, default: no image)"}, + {HELP_URL, "url", + "URL for locating help files, e.g. '../help/' (no help provided if missing)"}}; + } + + /** + * Factory method to create and wire HelpListener, GUI and BKUWorker. + * (Config via applet parameters, see BKUApplet.* constants) + */ + @Override + public void init() { + log.info("Welcome to MOCCA"); + log.trace("Called init()"); + showStatus("Initializing MOCCA applet"); + + HttpsURLConnection.setDefaultSSLSocketFactory(InternalSSLSocketFactory.getInstance()); + + String locale = getParameter(LOCALE); + if (locale != null) { + this.setLocale(new Locale(locale)); + } + log.trace("default locale: " + Locale.getDefault()); + log.debug("setting locale: " + getLocale()); + + BKUGUIFacade.Style guiStyle; + String guiStyleParam = getParameter(GUI_STYLE); + if ("advanced".equals(guiStyleParam)) { + guiStyle = BKUGUIFacade.Style.advanced; + } else if ("tiny".equals(guiStyleParam)) { + guiStyle = BKUGUIFacade.Style.tiny; + } else { + guiStyle = BKUGUIFacade.Style.simple; + } + log.debug("setting gui-style: " + guiStyle); + + URL backgroundImgURL = null; + try { + backgroundImgURL = getURLParameter(BACKGROUND_IMG, null); + log.debug("setting background: " + backgroundImgURL); + } catch (MalformedURLException ex) { + log.warn("cannot load applet background image: " + ex.getMessage()); + } + + AbstractHelpListener helpListener = null; + try { + helpListener = new DefaultHelpListener(getAppletContext(), + getURLParameter(HELP_URL, null), getLocale()); + if (log.isDebugEnabled()) { + log.debug("setting helpURL: " + getURLParameter(HELP_URL, null)); + } + } catch (MalformedURLException ex) { + log.warn("failed to load help URL: " + ex.getMessage() + ", disabling help"); + } + + SwitchFocusListener switchFocusListener = new SwitchFocusListener( + getAppletContext(), "focusToBrowser()"); + + // Note: We need a panel in order to be able to set the background + // properly. + // Setting the background without a panel has side effects with the + // different java plugins. + JPanel contentPanel = new JPanel(); + getContentPane().add(contentPanel); + + String backgroundColor = getParameter(BACKGROUND_COLOR); + if (backgroundColor != null && backgroundColor.startsWith("#")) { + try { + Color color = new Color(Integer.parseInt(backgroundColor.substring(1), 16)); + log.debug("setting background color to " + color); + contentPanel.setBackground(color); + } catch (NumberFormatException e) { + log.debug("failed to set background color '" + backgroundColor + "'"); + } + } + + try { + URLFontLoader fontProvider = new URLFontLoader(getCodeBase()); + fontProvider.loadInBackground(); + BKUGUIFacade gui = createGUI(contentPanel, getLocale(), guiStyle, + backgroundImgURL, fontProvider, helpListener, switchFocusListener); + + worker = createBKUWorker(this, gui); + } catch (MalformedURLException ex) { + log.fatal("failed to load font provider URL", ex); + System.err.println("invalid font provider URL " + ex.getMessage()); + } + } + + @Override + public void start() { + log.trace("Called start()"); + if (worker != null) { + showStatus("Starting MOCCA applet"); + workerThread = new Thread(worker); + workerThread.start(); + } else { + log.debug("cannot start uninitialzed MOCCA applet"); + } + } + + @Override + public void stop() { + log.trace("Called stop()"); + showStatus("Stopping MOCCA applet"); + if ((workerThread != null) && (workerThread.isAlive())) { + workerThread.interrupt(); + } + } + + @Override + public void destroy() { + log.trace("Called destroy()"); + } + + // /////////////////////////////////////////////////////////////////////////// + // factory methods for subclasses to inject different components + // /////////////////////////////////////////////////////////////////////////// + protected BKUGUIFacade createGUI(Container contentPane, Locale locale, + Style guiStyle, URL backgroundImgURL, + FontProvider fontProvider, AbstractHelpListener helpListener, + SwitchFocusListener switchFocusListener) { + return new BKUGUIImpl(contentPane, locale, guiStyle, backgroundImgURL, + fontProvider, helpListener, switchFocusListener); + } + + protected AppletBKUWorker createBKUWorker(BKUApplet applet, BKUGUIFacade gui) { + return new AppletBKUWorker(applet, gui); + } + + // /////////////////////////////////////////////////////////////////////////// + // callback for BKUWorker to allow extension + // /////////////////////////////////////////////////////////////////////////// + /** + * Callback for BKUWorker to allow extension + * + * @return + * @throws java.net.MalformedURLException + */ + public STALPortType getSTALPort() throws MalformedURLException { + URL wsdlURL = getURLParameter(WSDL_URL, null); + log.debug("setting STAL WSDL: " + wsdlURL); + QName endpointName = new QName(STAL_WSDL_NS, STAL_SERVICE); + STALService stal = new STALService(wsdlURL, endpointName); + return stal.getSTALPort(); + } + + /** + * Callback for BKUWorker to allow extension (TODO STALPort could know its + * STALTranslator) + * + * @return + * @throws java.net.MalformedURLException + */ + public STALTranslator getSTALTranslator() { + return new STALTranslator(); + } + + /** + * Callback for BKUWorker to keep applet context out of BKUWorker + * + * @return + * @throws java.net.MalformedURLException + */ + protected void sendRedirect(String sessionId) { + try { + AppletContext ctx = getAppletContext(); + if (ctx == null) { + log.error("no applet context (applet might already have been destroyed)"); + return; + } + URL redirectURL = getURLParameter(REDIRECT_URL, sessionId); + String redirectTarget = getParameter(REDIRECT_TARGET); + if (redirectTarget == null) { + log.info("Done. Redirecting to " + redirectURL + " ..."); + ctx.showDocument(redirectURL); + } else { + log.info("Done. Redirecting to " + redirectURL + " (target=" + redirectTarget + ") ..."); + ctx.showDocument(redirectURL, redirectTarget); + } + } catch (MalformedURLException ex) { + log.warn("Failed to redirect: " + ex.getMessage(), ex); + // gui.showErrorDialog(errorMsg, okListener, actionCommand) + } + } + + public void getFocusFromBrowser() { + + worker.getFocusFromBrowser(); + } + + // /////////////////////////////////////////////////////////////////////////// + // utility methods + // /////////////////////////////////////////////////////////////////////////// + protected URL getURLParameter(String paramKey, String sessionId) + throws MalformedURLException { + String urlParam = getParameter(paramKey); + if (urlParam != null && !"".equals(urlParam)) { + URL codebase = getCodeBase(); + try { + URL url; + if (codebase.getProtocol().equalsIgnoreCase("file")) { + // for debugging in appletrunner + url = new URL(urlParam); + } else { + if (sessionId != null) { + urlParam = urlParam + ";jsessionid=" + sessionId; + } + url = new URL(codebase, urlParam); + } + return url; + } catch (MalformedURLException ex) { + log.error("applet paremeter " + urlParam + " is not a valid URL: " + ex.getMessage()); + throw ex; + } + } else { + log.error("applet paremeter " + paramKey + " not set"); + throw new MalformedURLException(paramKey + " not set"); + } + } } diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/viewer/URLFontLoader.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/viewer/URLFontLoader.java new file mode 100644 index 00000000..f914aed7 --- /dev/null +++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/viewer/URLFontLoader.java @@ -0,0 +1,82 @@ +/* + * Copyright 2008 Federal Chancellery Austria and + * Graz University of Technology + * + * 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 at.gv.egiz.bku.online.applet.viewer; + +import at.gv.egiz.bku.gui.viewer.FontProviderException; +import at.gv.egiz.bku.gui.viewer.FontProvider; +import java.awt.Font; +import java.awt.FontFormatException; +import java.io.IOException; +import java.net.MalformedURLException; +import java.net.URL; +import java.util.concurrent.ExecutionException; +import javax.swing.SwingWorker; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +/** + * + * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at> + */ +public class URLFontLoader extends SwingWorker<Font, Object> implements FontProvider { + + protected static final Log log = LogFactory.getLog(URLFontLoader.class); + protected URL fontURL; + protected Font font; + + public URLFontLoader(URL codebase) throws MalformedURLException { + this.fontURL = new URL(codebase, SANSMONO_FONT_RESOURCE); + if (log.isDebugEnabled()) { + log.debug(Thread.currentThread() + " setting font load URL: " + fontURL); + } + } + + public void loadInBackground() { + if (log.isDebugEnabled()) { + log.debug(Thread.currentThread() + " scheduling font loading in background: " + fontURL); + } + this.execute(); + } + + @Override + protected Font doInBackground() throws MalformedURLException, FontFormatException, IOException { + if (log.isDebugEnabled()) { + log.debug(Thread.currentThread() + " loading font in background..."); + } + return Font.createFont(Font.TRUETYPE_FONT, fontURL.openStream()); + } + + /** + * waits for loadInBackground to finish + * @return the font loaded in loadInbackground + * @throws Exception + */ + @Override + public Font getFont() throws FontProviderException { + log.debug(Thread.currentThread() + " get font"); + try { + return get(); + } catch (InterruptedException ex) { + log.error("font loader interrupted"); +// Thread.currentThread().interrupt(); + throw new FontProviderException("font loader interrupted", ex); + } catch (ExecutionException ex) { + log.error("failed to load font", ex.getCause()); + throw new FontProviderException("failed to load font", ex.getCause()); + } + } +} |