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| 1 | /* | ||
| 2 | * Copyright (c) 1995, 2008, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.applet; | ||
| 27 | |||
| 28 | import java.util.*; | ||
| 29 | import java.io.*; | ||
| 30 | import java.awt.*; | ||
| 31 | import java.awt.event.*; | ||
| 32 | import java.awt.print.*; | ||
| 33 | import javax.print.attribute.*; | ||
| 34 | import java.applet.*; | ||
| 35 | import java.net.URL; | ||
| 36 | import java.net.MalformedURLException; | ||
| 37 | import java.net.SocketPermission; | ||
| 38 | import sun.misc.Ref; | ||
| 39 | import java.security.AccessController; | ||
| 40 | import java.security.PrivilegedAction; | ||
| 41 | import java.lang.reflect.InvocationTargetException; | ||
| 42 | import java.lang.reflect.Method; | ||
| 43 | import sun.awt.SunToolkit; | ||
| 44 | import sun.awt.AppContext; | ||
| 45 | import java.lang.ref.WeakReference; | ||
| 46 | |||
| 47 | /** | ||
| 48 | * A frame to show the applet tag in. | ||
| 49 | */ | ||
| 50 | class TextFrame extends Frame { | ||
| 51 | |||
| 52 | /** | ||
| 53 | * Create the tag frame. | ||
| 54 | */ | ||
| 55 | TextFrame(int x, int y, String title, String text) { | ||
| 56 | setTitle(title); | ||
| 57 | TextArea txt = new TextArea(20, 60); | ||
| 58 | txt.setText(text); | ||
| 59 | txt.setEditable(false); | ||
| 60 | |||
| 61 | add("Center", txt); | ||
| 62 | |||
| 63 | Panel p = new Panel(); | ||
| 64 | add("South", p); | ||
| 65 | Button b = new Button(amh.getMessage("button.dismiss", "Dismiss")); | ||
| 66 | p.add(b); | ||
| 67 | |||
| 68 | class ActionEventListener implements ActionListener { | ||
| 69 | public void actionPerformed(ActionEvent evt) { | ||
| 70 | dispose(); | ||
| 71 | } | ||
| 72 | } | ||
| 73 | b.addActionListener(new ActionEventListener()); | ||
| 74 | |||
| 75 | pack(); | ||
| 76 | move(x, y); | ||
| 77 | setVisible(true); | ||
| 78 | |||
| 79 | WindowListener windowEventListener = new WindowAdapter() { | ||
| 80 | |||
| 81 | public void windowClosing(WindowEvent evt) { | ||
| 82 | dispose(); | ||
| 83 | } | ||
| 84 | }; | ||
| 85 | |||
| 86 | addWindowListener(windowEventListener); | ||
| 87 | } | ||
| 88 | private static AppletMessageHandler amh = new AppletMessageHandler("textframe"); | ||
| 89 | |||
| 90 | } | ||
| 91 | |||
| 92 | /** | ||
| 93 | * Lets us construct one using unix-style one shot behaviors | ||
| 94 | */ | ||
| 95 | |||
| 96 | class StdAppletViewerFactory implements AppletViewerFactory | ||
| 97 | { | ||
| 98 | public AppletViewer createAppletViewer(int x, int y, | ||
| 99 | URL doc, Hashtable atts) { | ||
| 100 | return new AppletViewer(x, y, doc, atts, System.out, this); | ||
| 101 | } | ||
| 102 | |||
| 103 | public MenuBar getBaseMenuBar() { | ||
| 104 | return new MenuBar(); | ||
| 105 | } | ||
| 106 | |||
| 107 | public boolean isStandalone() { | ||
| 108 | return true; | ||
| 109 | } | ||
| 110 | } | ||
| 111 | |||
| 112 | /** | ||
| 113 | * The applet viewer makes it possible to run a Java applet without using a browser. | ||
| 114 | * For details on the syntax that <B>appletviewer</B> supports, see | ||
| 115 | * <a href="../../../docs/tooldocs/appletviewertags.html">AppletViewer Tags</a>. | ||
| 116 | * (The document named appletviewertags.html in the JDK's docs/tooldocs directory, | ||
| 117 | * once the JDK docs have been installed.) | ||
| 118 | */ | ||
| 119 | public class AppletViewer extends Frame implements AppletContext, | ||
| 120 | Printable { | ||
| 121 | |||
| 122 | /** | ||
| 123 | * Some constants... | ||
| 124 | */ | ||
| 125 | private static String defaultSaveFile = "Applet.ser"; | ||
| 126 | |||
| 127 | /** | ||
| 128 | * The panel in which the applet is being displayed. | ||
| 129 | */ | ||
| 130 | AppletViewerPanel panel; | ||
| 131 | |||
| 132 | /** | ||
| 133 | * The status line. | ||
| 134 | */ | ||
| 135 | Label label; | ||
| 136 | |||
| 137 | /** | ||
| 138 | * output status messages to this stream | ||
| 139 | */ | ||
| 140 | |||
| 141 | PrintStream statusMsgStream; | ||
| 142 | |||
| 143 | /** | ||
| 144 | * For cloning | ||
| 145 | */ | ||
| 146 | AppletViewerFactory factory; | ||
| 147 | |||
| 148 | |||
| 149 | private final class UserActionListener implements ActionListener { | ||
| 150 | public void actionPerformed(ActionEvent evt) { | ||
| 151 | processUserAction(evt); | ||
| 152 | } | ||
| 153 | } | ||
| 154 | |||
| 155 | /** | ||
| 156 | * Create the applet viewer | ||
| 157 | */ | ||
| 158 | public AppletViewer(int x, int y, URL doc, Hashtable atts, | ||
| 159 | PrintStream statusMsgStream, AppletViewerFactory factory) { | ||
| 160 | this.factory = factory; | ||
| 161 | this.statusMsgStream = statusMsgStream; | ||
| 162 | setTitle(amh.getMessage("tool.title", atts.get("code"))); | ||
| 163 | |||
| 164 | MenuBar mb = factory.getBaseMenuBar(); | ||
| 165 | |||
| 166 | Menu m = new Menu(amh.getMessage("menu.applet")); | ||
| 167 | |||
| 168 | addMenuItem(m, "menuitem.restart"); | ||
| 169 | addMenuItem(m, "menuitem.reload"); | ||
| 170 | addMenuItem(m, "menuitem.stop"); | ||
| 171 | addMenuItem(m, "menuitem.save"); | ||
| 172 | addMenuItem(m, "menuitem.start"); | ||
| 173 | addMenuItem(m, "menuitem.clone"); | ||
| 174 | m.add(new MenuItem("-")); | ||
| 175 | addMenuItem(m, "menuitem.tag"); | ||
| 176 | addMenuItem(m, "menuitem.info"); | ||
| 177 | addMenuItem(m, "menuitem.edit").disable(); | ||
| 178 | addMenuItem(m, "menuitem.encoding"); | ||
| 179 | m.add(new MenuItem("-")); | ||
| 180 | addMenuItem(m, "menuitem.print"); | ||
| 181 | m.add(new MenuItem("-")); | ||
| 182 | addMenuItem(m, "menuitem.props"); | ||
| 183 | m.add(new MenuItem("-")); | ||
| 184 | addMenuItem(m, "menuitem.close"); | ||
| 185 | if (factory.isStandalone()) { | ||
| 186 | addMenuItem(m, "menuitem.quit"); | ||
| 187 | } | ||
| 188 | |||
| 189 | mb.add(m); | ||
| 190 | |||
| 191 | setMenuBar(mb); | ||
| 192 | |||
| 193 | add("Center", panel = new AppletViewerPanel(doc, atts)); | ||
| 194 | add("South", label = new Label(amh.getMessage("label.hello"))); | ||
| 195 | panel.init(); | ||
| 196 | appletPanels.addElement(panel); | ||
| 197 | |||
| 198 | pack(); | ||
| 199 | move(x, y); | ||
| 200 | setVisible(true); | ||
| 201 | |||
| 202 | WindowListener windowEventListener = new WindowAdapter() { | ||
| 203 | |||
| 204 | public void windowClosing(WindowEvent evt) { | ||
| 205 | appletClose(); | ||
| 206 | } | ||
| 207 | |||
| 208 | public void windowIconified(WindowEvent evt) { | ||
| 209 | appletStop(); | ||
| 210 | } | ||
| 211 | |||
| 212 | public void windowDeiconified(WindowEvent evt) { | ||
| 213 | appletStart(); | ||
| 214 | } | ||
| 215 | }; | ||
| 216 | |||
| 217 | class AppletEventListener implements AppletListener | ||
| 218 | { | ||
| 219 | final Frame frame; | ||
| 220 | |||
| 221 | public AppletEventListener(Frame frame) | ||
| 222 | { | ||
| 223 | this.frame = frame; | ||
| 224 | } | ||
| 225 | |||
| 226 | public void appletStateChanged(AppletEvent evt) | ||
| 227 | { | ||
| 228 | AppletPanel src = (AppletPanel)evt.getSource(); | ||
| 229 | |||
| 230 | switch (evt.getID()) { | ||
| 231 | case AppletPanel.APPLET_RESIZE: { | ||
| 232 | if(src != null) { | ||
| 233 | resize(preferredSize()); | ||
| 234 | validate(); | ||
| 235 | } | ||
| 236 | break; | ||
| 237 | } | ||
| 238 | case AppletPanel.APPLET_LOADING_COMPLETED: { | ||
| 239 | Applet a = src.getApplet(); // sun.applet.AppletPanel | ||
| 240 | |||
| 241 | // Fixed #4754451: Applet can have methods running on main | ||
| 242 | // thread event queue. | ||
| 243 | // | ||
| 244 | // The cause of this bug is that the frame of the applet | ||
| 245 | // is created in main thread group. Thus, when certain | ||
| 246 | // AWT/Swing events are generated, the events will be | ||
| 247 | // dispatched through the wrong event dispatch thread. | ||
| 248 | // | ||
| 249 | // To fix this, we rearrange the AppContext with the frame, | ||
| 250 | // so the proper event queue will be looked up. | ||
| 251 | // | ||
| 252 | // Swing also maintains a Frame list for the AppContext, | ||
| 253 | // so we will have to rearrange it as well. | ||
| 254 | // | ||
| 255 | if (a != null) | ||
| 256 | AppletPanel.changeFrameAppContext(frame, SunToolkit.targetToAppContext(a)); | ||
| 257 | else | ||
| 258 | AppletPanel.changeFrameAppContext(frame, AppContext.getAppContext()); | ||
| 259 | |||
| 260 | break; | ||
| 261 | } | ||
| 262 | } | ||
| 263 | } | ||
| 264 | }; | ||
| 265 | |||
| 266 | addWindowListener(windowEventListener); | ||
| 267 | panel.addAppletListener(new AppletEventListener(this)); | ||
| 268 | |||
| 269 | // Start the applet | ||
| 270 | showStatus(amh.getMessage("status.start")); | ||
| 271 | initEventQueue(); | ||
| 272 | } | ||
| 273 | |||
| 274 | // XXX 99/9/10 probably should be "private" | ||
| 275 | public MenuItem addMenuItem(Menu m, String s) { | ||
| 276 | MenuItem mItem = new MenuItem(amh.getMessage(s)); | ||
| 277 | mItem.addActionListener(new UserActionListener()); | ||
| 278 | return m.add(mItem); | ||
| 279 | } | ||
| 280 | |||
| 281 | /** | ||
| 282 | * Send the initial set of events to the appletviewer event queue. | ||
| 283 | * On start-up the current behaviour is to load the applet and call | ||
| 284 | * Applet.init() and Applet.start(). | ||
| 285 | */ | ||
| 286 | private void initEventQueue() { | ||
| 287 | // appletviewer.send.event is an undocumented and unsupported system | ||
| 288 | // property which is used exclusively for testing purposes. | ||
| 289 | String eventList = System.getProperty("appletviewer.send.event"); | ||
| 290 | |||
| 291 | if (eventList == null) { | ||
| 292 | // Add the standard events onto the event queue. | ||
| 293 | panel.sendEvent(AppletPanel.APPLET_LOAD); | ||
| 294 | panel.sendEvent(AppletPanel.APPLET_INIT); | ||
| 295 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 296 | } else { | ||
| 297 | // We're testing AppletViewer. Force the specified set of events | ||
| 298 | // onto the event queue, wait for the events to be processed, and | ||
| 299 | // exit. | ||
| 300 | |||
| 301 | // The list of events that will be executed is provided as a | ||
| 302 | // ","-separated list. No error-checking will be done on the list. | ||
| 303 | String [] events = splitSeparator(",", eventList); | ||
| 304 | |||
| 305 | for (int i = 0; i < events.length; i++) { | ||
| 306 | System.out.println("Adding event to queue: " + events[i]); | ||
| 307 | if (events[i].equals("dispose")) | ||
| 308 | panel.sendEvent(AppletPanel.APPLET_DISPOSE); | ||
| 309 | else if (events[i].equals("load")) | ||
| 310 | panel.sendEvent(AppletPanel.APPLET_LOAD); | ||
| 311 | else if (events[i].equals("init")) | ||
| 312 | panel.sendEvent(AppletPanel.APPLET_INIT); | ||
| 313 | else if (events[i].equals("start")) | ||
| 314 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 315 | else if (events[i].equals("stop")) | ||
| 316 | panel.sendEvent(AppletPanel.APPLET_STOP); | ||
| 317 | else if (events[i].equals("destroy")) | ||
| 318 | panel.sendEvent(AppletPanel.APPLET_DESTROY); | ||
| 319 | else if (events[i].equals("quit")) | ||
| 320 | panel.sendEvent(AppletPanel.APPLET_QUIT); | ||
| 321 | else if (events[i].equals("error")) | ||
| 322 | panel.sendEvent(AppletPanel.APPLET_ERROR); | ||
| 323 | else | ||
| 324 | // non-fatal error if we get an unrecognized event | ||
| 325 | System.out.println("Unrecognized event name: " + events[i]); | ||
| 326 | } | ||
| 327 | |||
| 328 | while (!panel.emptyEventQueue()) ; | ||
| 329 | appletSystemExit(); | ||
| 330 | } | ||
| 331 | } | ||
| 332 | |||
| 333 | /** | ||
| 334 | * Split a string based on the presence of a specified separator. Returns | ||
| 335 | * an array of arbitrary length. The end of each element in the array is | ||
| 336 | * indicated by the separator of the end of the string. If there is a | ||
| 337 | * separator immediately before the end of the string, the final element | ||
| 338 | * will be empty. None of the strings will contain the separator. Useful | ||
| 339 | * when separating strings such as "foo/bar/bas" using separator "/". | ||
| 340 | * | ||
| 341 | * @param sep The separator. | ||
| 342 | * @param s The string to split. | ||
| 343 | * @return An array of strings. Each string in the array is determined | ||
| 344 | * by the location of the provided sep in the original string, | ||
| 345 | * s. Whitespace not stripped. | ||
| 346 | */ | ||
| 347 | private String [] splitSeparator(String sep, String s) { | ||
| 348 | Vector v = new Vector(); | ||
| 349 | int tokenStart = 0; | ||
| 350 | int tokenEnd = 0; | ||
| 351 | |||
| 352 | while ((tokenEnd = s.indexOf(sep, tokenStart)) != -1) { | ||
| 353 | v.addElement(s.substring(tokenStart, tokenEnd)); | ||
| 354 | tokenStart = tokenEnd+1; | ||
| 355 | } | ||
| 356 | // Add the final element. | ||
| 357 | v.addElement(s.substring(tokenStart)); | ||
| 358 | |||
| 359 | String [] retVal = new String[v.size()]; | ||
| 360 | v.copyInto(retVal); | ||
| 361 | return retVal; | ||
| 362 | } | ||
| 363 | |||
| 364 | /* | ||
| 365 | * Methods for java.applet.AppletContext | ||
| 366 | */ | ||
| 367 | |||
| 368 | private static Map audioClips = new HashMap(); | ||
| 369 | |||
| 370 | /** | ||
| 371 | * Get an audio clip. | ||
| 372 | */ | ||
| 373 | public AudioClip getAudioClip(URL url) { | ||
| 374 | checkConnect(url); | ||
| 375 | synchronized (audioClips) { | ||
| 376 | AudioClip clip = (AudioClip)audioClips.get(url); | ||
| 377 | if (clip == null) { | ||
| 378 | audioClips.put(url, clip = new AppletAudioClip(url)); | ||
| 379 | } | ||
| 380 | return clip; | ||
| 381 | } | ||
| 382 | } | ||
| 383 | |||
| 384 | private static Map imageRefs = new HashMap(); | ||
| 385 | |||
| 386 | /** | ||
| 387 | * Get an image. | ||
| 388 | */ | ||
| 389 | public Image getImage(URL url) { | ||
| 390 | return getCachedImage(url); | ||
| 391 | } | ||
| 392 | |||
| 393 | static Image getCachedImage(URL url) { | ||
| 394 | // System.getSecurityManager().checkConnection(url.getHost(), url.getPort()); | ||
| 395 | return (Image)getCachedImageRef(url).get(); | ||
| 396 | } | ||
| 397 | |||
| 398 | /** | ||
| 399 | * Get an image ref. | ||
| 400 | */ | ||
| 401 | static Ref getCachedImageRef(URL url) { | ||
| 402 | synchronized (imageRefs) { | ||
| 403 | AppletImageRef ref = (AppletImageRef)imageRefs.get(url); | ||
| 404 | if (ref == null) { | ||
| 405 | ref = new AppletImageRef(url); | ||
| 406 | imageRefs.put(url, ref); | ||
| 407 | } | ||
| 408 | return ref; | ||
| 409 | } | ||
| 410 | } | ||
| 411 | |||
| 412 | /** | ||
| 413 | * Flush the image cache. | ||
| 414 | */ | ||
| 415 | static void flushImageCache() { | ||
| 416 | imageRefs.clear(); | ||
| 417 | } | ||
| 418 | |||
| 419 | static Vector appletPanels = new Vector(); | ||
| 420 | |||
| 421 | /** | ||
| 422 | * Get an applet by name. | ||
| 423 | */ | ||
| 424 | public Applet getApplet(String name) { | ||
| 425 | AppletSecurity security = (AppletSecurity)System.getSecurityManager(); | ||
| 426 | name = name.toLowerCase(); | ||
| 427 | SocketPermission panelSp = | ||
| 428 | new SocketPermission(panel.getCodeBase().getHost(), "connect"); | ||
| 429 | for (Enumeration e = appletPanels.elements() ; e.hasMoreElements() ;) { | ||
| 430 | AppletPanel p = (AppletPanel)e.nextElement(); | ||
| 431 | String param = p.getParameter("name"); | ||
| 432 | if (param != null) { | ||
| 433 | param = param.toLowerCase(); | ||
| 434 | } | ||
| 435 | if (name.equals(param) && | ||
| 436 | p.getDocumentBase().equals(panel.getDocumentBase())) { | ||
| 437 | |||
| 438 | SocketPermission sp = | ||
| 439 | new SocketPermission(p.getCodeBase().getHost(), "connect"); | ||
| 440 | |||
| 441 | if (panelSp.implies(sp)) { | ||
| 442 | return p.applet; | ||
| 443 | } | ||
| 444 | } | ||
| 445 | } | ||
| 446 | return null; | ||
| 447 | } | ||
| 448 | |||
| 449 | /** | ||
| 450 | * Return an enumeration of all the accessible | ||
| 451 | * applets on this page. | ||
| 452 | */ | ||
| 453 | public Enumeration getApplets() { | ||
| 454 | AppletSecurity security = (AppletSecurity)System.getSecurityManager(); | ||
| 455 | Vector v = new Vector(); | ||
| 456 | SocketPermission panelSp = | ||
| 457 | new SocketPermission(panel.getCodeBase().getHost(), "connect"); | ||
| 458 | |||
| 459 | for (Enumeration e = appletPanels.elements() ; e.hasMoreElements() ;) { | ||
| 460 | AppletPanel p = (AppletPanel)e.nextElement(); | ||
| 461 | if (p.getDocumentBase().equals(panel.getDocumentBase())) { | ||
| 462 | |||
| 463 | SocketPermission sp = | ||
| 464 | new SocketPermission(p.getCodeBase().getHost(), "connect"); | ||
| 465 | if (panelSp.implies(sp)) { | ||
| 466 | v.addElement(p.applet); | ||
| 467 | } | ||
| 468 | } | ||
| 469 | } | ||
| 470 | return v.elements(); | ||
| 471 | } | ||
| 472 | |||
| 473 | /** | ||
| 474 | * Ignore. | ||
| 475 | */ | ||
| 476 | public void showDocument(URL url) { | ||
| 477 | } | ||
| 478 | |||
| 479 | /** | ||
| 480 | * Ignore. | ||
| 481 | */ | ||
| 482 | public void showDocument(URL url, String target) { | ||
| 483 | } | ||
| 484 | |||
| 485 | /** | ||
| 486 | * Show status. | ||
| 487 | */ | ||
| 488 | public void showStatus(String status) { | ||
| 489 | label.setText(status); | ||
| 490 | } | ||
| 491 | |||
| 492 | public void setStream(String key, InputStream stream)throws IOException{ | ||
| 493 | // We do nothing. | ||
| 494 | } | ||
| 495 | |||
| 496 | public InputStream getStream(String key){ | ||
| 497 | // We do nothing. | ||
| 498 | return null; | ||
| 499 | } | ||
| 500 | |||
| 501 | public Iterator getStreamKeys(){ | ||
| 502 | // We do nothing. | ||
| 503 | return null; | ||
| 504 | } | ||
| 505 | |||
| 506 | /** | ||
| 507 | * System parameters. | ||
| 508 | */ | ||
| 509 | static Hashtable systemParam = new Hashtable(); | ||
| 510 | |||
| 511 | static { | ||
| 512 | systemParam.put("codebase", "codebase"); | ||
| 513 | systemParam.put("code", "code"); | ||
| 514 | systemParam.put("alt", "alt"); | ||
| 515 | systemParam.put("width", "width"); | ||
| 516 | systemParam.put("height", "height"); | ||
| 517 | systemParam.put("align", "align"); | ||
| 518 | systemParam.put("vspace", "vspace"); | ||
| 519 | systemParam.put("hspace", "hspace"); | ||
| 520 | } | ||
| 521 | |||
| 522 | /** | ||
| 523 | * Print the HTML tag. | ||
| 524 | */ | ||
| 525 | public static void printTag(PrintStream out, Hashtable atts) { | ||
| 526 | out.print("<applet"); | ||
| 527 | |||
| 528 | String v = (String)atts.get("codebase"); | ||
| 529 | if (v != null) { | ||
| 530 | out.print(" codebase=\"" + v + "\""); | ||
| 531 | } | ||
| 532 | |||
| 533 | v = (String)atts.get("code"); | ||
| 534 | if (v == null) { | ||
| 535 | v = "applet.class"; | ||
| 536 | } | ||
| 537 | out.print(" code=\"" + v + "\""); | ||
| 538 | v = (String)atts.get("width"); | ||
| 539 | if (v == null) { | ||
| 540 | v = "150"; | ||
| 541 | } | ||
| 542 | out.print(" width=" + v); | ||
| 543 | |||
| 544 | v = (String)atts.get("height"); | ||
| 545 | if (v == null) { | ||
| 546 | v = "100"; | ||
| 547 | } | ||
| 548 | out.print(" height=" + v); | ||
| 549 | |||
| 550 | v = (String)atts.get("name"); | ||
| 551 | if (v != null) { | ||
| 552 | out.print(" name=\"" + v + "\""); | ||
| 553 | } | ||
| 554 | out.println(">"); | ||
| 555 | |||
| 556 | // A very slow sorting algorithm | ||
| 557 | int len = atts.size(); | ||
| 558 | String params[] = new String[len]; | ||
| 559 | len = 0; | ||
| 560 | for (Enumeration e = atts.keys() ; e.hasMoreElements() ;) { | ||
| 561 | String param = (String)e.nextElement(); | ||
| 562 | int i = 0; | ||
| 563 | for (; i < len ; i++) { | ||
| 564 | if (params[i].compareTo(param) >= 0) { | ||
| 565 | break; | ||
| 566 | } | ||
| 567 | } | ||
| 568 | System.arraycopy(params, i, params, i + 1, len - i); | ||
| 569 | params[i] = param; | ||
| 570 | len++; | ||
| 571 | } | ||
| 572 | |||
| 573 | for (int i = 0 ; i < len ; i++) { | ||
| 574 | String param = params[i]; | ||
| 575 | if (systemParam.get(param) == null) { | ||
| 576 | out.println("<param name=" + param + | ||
| 577 | " value=\"" + atts.get(param) + "\">"); | ||
| 578 | } | ||
| 579 | } | ||
| 580 | out.println("</applet>"); | ||
| 581 | } | ||
| 582 | |||
| 583 | /** | ||
| 584 | * Make sure the atrributes are uptodate. | ||
| 585 | */ | ||
| 586 | public void updateAtts() { | ||
| 587 | Dimension d = panel.size(); | ||
| 588 | Insets in = panel.insets(); | ||
| 589 | panel.atts.put("width", | ||
| 590 | Integer.toString(d.width - (in.left + in.right))); | ||
| 591 | panel.atts.put("height", | ||
| 592 | Integer.toString(d.height - (in.top + in.bottom))); | ||
| 593 | } | ||
| 594 | |||
| 595 | /** | ||
| 596 | * Restart the applet. | ||
| 597 | */ | ||
| 598 | void appletRestart() { | ||
| 599 | panel.sendEvent(AppletPanel.APPLET_STOP); | ||
| 600 | panel.sendEvent(AppletPanel.APPLET_DESTROY); | ||
| 601 | panel.sendEvent(AppletPanel.APPLET_INIT); | ||
| 602 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 603 | } | ||
| 604 | |||
| 605 | /** | ||
| 606 | * Reload the applet. | ||
| 607 | */ | ||
| 608 | void appletReload() { | ||
| 609 | panel.sendEvent(AppletPanel.APPLET_STOP); | ||
| 610 | panel.sendEvent(AppletPanel.APPLET_DESTROY); | ||
| 611 | panel.sendEvent(AppletPanel.APPLET_DISPOSE); | ||
| 612 | |||
| 613 | /** | ||
| 614 | * Fixed #4501142: Classlaoder sharing policy doesn't | ||
| 615 | * take "archive" into account. This will be overridden | ||
| 616 | * by Java Plug-in. [stanleyh] | ||
| 617 | */ | ||
| 618 | AppletPanel.flushClassLoader(panel.getClassLoaderCacheKey()); | ||
| 619 | |||
| 620 | /* | ||
| 621 | * Make sure we don't have two threads running through the event queue | ||
| 622 | * at the same time. | ||
| 623 | */ | ||
| 624 | try { | ||
| 625 | panel.joinAppletThread(); | ||
| 626 | panel.release(); | ||
| 627 | } catch (InterruptedException e) { | ||
| 628 | return; // abort the reload | ||
| 629 | } | ||
| 630 | |||
| 631 | panel.createAppletThread(); | ||
| 632 | panel.sendEvent(AppletPanel.APPLET_LOAD); | ||
| 633 | panel.sendEvent(AppletPanel.APPLET_INIT); | ||
| 634 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 635 | } | ||
| 636 | |||
| 637 | /** | ||
| 638 | * Save the applet to a well known file (for now) as a serialized object | ||
| 639 | */ | ||
| 640 | void appletSave() { | ||
| 641 | AccessController.doPrivileged(new PrivilegedAction() { | ||
| 642 | |||
| 643 | public Object run() { | ||
| 644 | // XXX: this privileged block should be made smaller | ||
| 645 | // by initializing a private static variable with "user.dir" | ||
| 646 | |||
| 647 | // Applet needs to be stopped for serialization to succeed. | ||
| 648 | // Since panel.sendEvent only queues the event, there is a | ||
| 649 | // chance that the event will not be processed before | ||
| 650 | // serialization begins. However, by sending the event before | ||
| 651 | // FileDialog is created, enough time is given such that this | ||
| 652 | // situation is unlikely to ever occur. | ||
| 653 | |||
| 654 | panel.sendEvent(AppletPanel.APPLET_STOP); | ||
| 655 | FileDialog fd = new FileDialog(AppletViewer.this, | ||
| 656 | amh.getMessage("appletsave.filedialogtitle"), | ||
| 657 | FileDialog.SAVE); | ||
| 658 | // needed for a bug under Solaris... | ||
| 659 | fd.setDirectory(System.getProperty("user.dir")); | ||
| 660 | fd.setFile(defaultSaveFile); | ||
| 661 | fd.show(); | ||
| 662 | String fname = fd.getFile(); | ||
| 663 | if (fname == null) { | ||
| 664 | // Restart applet if Save is cancelled. | ||
| 665 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 666 | return null; // cancelled | ||
| 667 | } | ||
| 668 | String dname = fd.getDirectory(); | ||
| 669 | File file = new File(dname, fname); | ||
| 670 | |||
| 671 | try { | ||
| 672 | BufferedOutputStream s = new BufferedOutputStream(new FileOutputStream(file)); | ||
| 673 | ObjectOutputStream os = new ObjectOutputStream(s); | ||
| 674 | showStatus(amh.getMessage("appletsave.err1", | ||
| 675 | panel.applet.toString(), file.toString())); | ||
| 676 | os.writeObject(panel.applet); | ||
| 677 | } catch (IOException ex) { | ||
| 678 | System.err.println(amh.getMessage("appletsave.err2", ex)); | ||
| 679 | } finally { | ||
| 680 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 681 | } | ||
| 682 | return null; | ||
| 683 | } | ||
| 684 | }); | ||
| 685 | } | ||
| 686 | |||
| 687 | /** | ||
| 688 | * Clone the viewer and the applet. | ||
| 689 | */ | ||
| 690 | void appletClone() { | ||
| 691 | Point p = location(); | ||
| 692 | updateAtts(); | ||
| 693 | factory.createAppletViewer(p.x + XDELTA, p.y + YDELTA, | ||
| 694 | panel.documentURL, (Hashtable)panel.atts.clone()); | ||
| 695 | } | ||
| 696 | |||
| 697 | /** | ||
| 698 | * Show the applet tag. | ||
| 699 | */ | ||
| 700 | void appletTag() { | ||
| 701 | ByteArrayOutputStream out = new ByteArrayOutputStream(); | ||
| 702 | updateAtts(); | ||
| 703 | printTag(new PrintStream(out), panel.atts); | ||
| 704 | showStatus(amh.getMessage("applettag")); | ||
| 705 | |||
| 706 | Point p = location(); | ||
| 707 | new TextFrame(p.x + XDELTA, p.y + YDELTA, amh.getMessage("applettag.textframe"), out.toString()); | ||
| 708 | } | ||
| 709 | |||
| 710 | /** | ||
| 711 | * Show the applet info. | ||
| 712 | */ | ||
| 713 | void appletInfo() { | ||
| 714 | String str = panel.applet.getAppletInfo(); | ||
| 715 | if (str == null) { | ||
| 716 | str = amh.getMessage("appletinfo.applet"); | ||
| 717 | } | ||
| 718 | str += "\n\n"; | ||
| 719 | |||
| 720 | String atts[][] = panel.applet.getParameterInfo(); | ||
| 721 | if (atts != null) { | ||
| 722 | for (int i = 0 ; i < atts.length ; i++) { | ||
| 723 | str += atts[i][0] + " -- " + atts[i][1] + " -- " + atts[i][2] + "\n"; | ||
| 724 | } | ||
| 725 | } else { | ||
| 726 | str += amh.getMessage("appletinfo.param"); | ||
| 727 | } | ||
| 728 | |||
| 729 | Point p = location(); | ||
| 730 | new TextFrame(p.x + XDELTA, p.y + YDELTA, amh.getMessage("appletinfo.textframe"), str); | ||
| 731 | |||
| 732 | } | ||
| 733 | |||
| 734 | /** | ||
| 735 | * Show character encoding type | ||
| 736 | */ | ||
| 737 | void appletCharacterEncoding() { | ||
| 738 | showStatus(amh.getMessage("appletencoding", encoding)); | ||
| 739 | } | ||
| 740 | |||
| 741 | /** | ||
| 742 | * Edit the applet. | ||
| 743 | */ | ||
| 744 | void appletEdit() { | ||
| 745 | } | ||
| 746 | |||
| 747 | /** | ||
| 748 | * Print the applet. | ||
| 749 | */ | ||
| 750 | void appletPrint() { | ||
| 751 | PrinterJob pj = PrinterJob.getPrinterJob(); | ||
| 752 | |||
| 753 | if (pj != null) { | ||
| 754 | PrintRequestAttributeSet aset = new HashPrintRequestAttributeSet(); | ||
| 755 | if (pj.printDialog(aset)) { | ||
| 756 | pj.setPrintable(this); | ||
| 757 | try { | ||
| 758 | pj.print(aset); | ||
| 759 | statusMsgStream.println(amh.getMessage("appletprint.finish")); | ||
| 760 | } catch (PrinterException e) { | ||
| 761 | statusMsgStream.println(amh.getMessage("appletprint.fail")); | ||
| 762 | } | ||
| 763 | } else { | ||
| 764 | statusMsgStream.println(amh.getMessage("appletprint.cancel")); | ||
| 765 | } | ||
| 766 | } else { | ||
| 767 | statusMsgStream.println(amh.getMessage("appletprint.fail")); | ||
| 768 | } | ||
| 769 | } | ||
| 770 | |||
| 771 | public int print(Graphics graphics, PageFormat pf, int pageIndex) { | ||
| 772 | if (pageIndex > 0) { | ||
| 773 | return Printable.NO_SUCH_PAGE; | ||
| 774 | } else { | ||
| 775 | Graphics2D g2d = (Graphics2D)graphics; | ||
| 776 | g2d.translate(pf.getImageableX(), pf.getImageableY()); | ||
| 777 | panel.applet.printAll(graphics); | ||
| 778 | return Printable.PAGE_EXISTS; | ||
| 779 | } | ||
| 780 | } | ||
| 781 | |||
| 782 | /** | ||
| 783 | * Properties. | ||
| 784 | */ | ||
| 785 | static AppletProps props; | ||
| 786 | public static synchronized void networkProperties() { | ||
| 787 | if (props == null) { | ||
| 788 | props = new AppletProps(); | ||
| 789 | } | ||
| 790 | props.addNotify(); | ||
| 791 | props.setVisible(true); | ||
| 792 | } | ||
| 793 | |||
| 794 | /** | ||
| 795 | * Start the applet. | ||
| 796 | */ | ||
| 797 | void appletStart() { | ||
| 798 | panel.sendEvent(AppletPanel.APPLET_START); | ||
| 799 | } | ||
| 800 | |||
| 801 | /** | ||
| 802 | * Stop the applet. | ||
| 803 | */ | ||
| 804 | void appletStop() { | ||
| 805 | panel.sendEvent(AppletPanel.APPLET_STOP); | ||
| 806 | } | ||
| 807 | |||
| 808 | /** | ||
| 809 | * Shutdown a viewer. | ||
| 810 | * Stop, Destroy, Dispose and Quit a viewer | ||
| 811 | */ | ||
| 812 | private void appletShutdown(AppletPanel p) { | ||
| 813 | p.sendEvent(AppletPanel.APPLET_STOP); | ||
| 814 | p.sendEvent(AppletPanel.APPLET_DESTROY); | ||
| 815 | p.sendEvent(AppletPanel.APPLET_DISPOSE); | ||
| 816 | p.sendEvent(AppletPanel.APPLET_QUIT); | ||
| 817 | } | ||
| 818 | |||
| 819 | /** | ||
| 820 | * Close this viewer. | ||
| 821 | * Stop, Destroy, Dispose and Quit an AppletView, then | ||
| 822 | * reclaim resources and exit the program if this is | ||
| 823 | * the last applet. | ||
| 824 | */ | ||
| 825 | void appletClose() { | ||
| 826 | |||
| 827 | // The caller thread is event dispatch thread, so | ||
| 828 | // spawn a new thread to avoid blocking the event queue | ||
| 829 | // when calling appletShutdown. | ||
| 830 | // | ||
| 831 | final AppletPanel p = panel; | ||
| 832 | |||
| 833 | new Thread(new Runnable() | ||
| 834 | { | ||
| 835 | public void run() | ||
| 836 | { | ||
| 837 | appletShutdown(p); | ||
| 838 | appletPanels.removeElement(p); | ||
| 839 | dispose(); | ||
| 840 | |||
| 841 | if (countApplets() == 0) { | ||
| 842 | appletSystemExit(); | ||
| 843 | } | ||
| 844 | } | ||
| 845 | }).start(); | ||
| 846 | } | ||
| 847 | |||
| 848 | /** | ||
| 849 | * Exit the program. | ||
| 850 | * Exit from the program (if not stand alone) - do no clean-up | ||
| 851 | */ | ||
| 852 | private void appletSystemExit() { | ||
| 853 | if (factory.isStandalone()) | ||
| 854 | System.exit(0); | ||
| 855 | } | ||
| 856 | |||
| 857 | /** | ||
| 858 | * Quit all viewers. | ||
| 859 | * Shutdown all viewers properly then | ||
| 860 | * exit from the program (if not stand alone) | ||
| 861 | */ | ||
| 862 | protected void appletQuit() | ||
| 863 | { | ||
| 864 | // The caller thread is event dispatch thread, so | ||
| 865 | // spawn a new thread to avoid blocking the event queue | ||
| 866 | // when calling appletShutdown. | ||
| 867 | // | ||
| 868 | new Thread(new Runnable() | ||
| 869 | { | ||
| 870 | public void run() | ||
| 871 | { | ||
| 872 | for (Enumeration e = appletPanels.elements() ; e.hasMoreElements() ;) { | ||
| 873 | AppletPanel p = (AppletPanel)e.nextElement(); | ||
| 874 | appletShutdown(p); | ||
| 875 | } | ||
| 876 | appletSystemExit(); | ||
| 877 | } | ||
| 878 | }).start(); | ||
| 879 | } | ||
| 880 | |||
| 881 | /** | ||
| 882 | * Handle events. | ||
| 883 | */ | ||
| 884 | public void processUserAction(ActionEvent evt) { | ||
| 885 | |||
| 886 | String label = ((MenuItem)evt.getSource()).getLabel(); | ||
| 887 | |||
| 888 | if (amh.getMessage("menuitem.restart").equals(label)) { | ||
| 889 | appletRestart(); | ||
| 890 | return; | ||
| 891 | } | ||
| 892 | |||
| 893 | if (amh.getMessage("menuitem.reload").equals(label)) { | ||
| 894 | appletReload(); | ||
| 895 | return; | ||
| 896 | } | ||
| 897 | |||
| 898 | if (amh.getMessage("menuitem.clone").equals(label)) { | ||
| 899 | appletClone(); | ||
| 900 | return; | ||
| 901 | } | ||
| 902 | |||
| 903 | if (amh.getMessage("menuitem.stop").equals(label)) { | ||
| 904 | appletStop(); | ||
| 905 | return; | ||
| 906 | } | ||
| 907 | |||
| 908 | if (amh.getMessage("menuitem.save").equals(label)) { | ||
| 909 | appletSave(); | ||
| 910 | return; | ||
| 911 | } | ||
| 912 | |||
| 913 | if (amh.getMessage("menuitem.start").equals(label)) { | ||
| 914 | appletStart(); | ||
| 915 | return; | ||
| 916 | } | ||
| 917 | |||
| 918 | if (amh.getMessage("menuitem.tag").equals(label)) { | ||
| 919 | appletTag(); | ||
| 920 | return; | ||
| 921 | } | ||
| 922 | |||
| 923 | if (amh.getMessage("menuitem.info").equals(label)) { | ||
| 924 | appletInfo(); | ||
| 925 | return; | ||
| 926 | } | ||
| 927 | |||
| 928 | if (amh.getMessage("menuitem.encoding").equals(label)) { | ||
| 929 | appletCharacterEncoding(); | ||
| 930 | return; | ||
| 931 | } | ||
| 932 | |||
| 933 | if (amh.getMessage("menuitem.edit").equals(label)) { | ||
| 934 | appletEdit(); | ||
| 935 | return; | ||
| 936 | } | ||
| 937 | |||
| 938 | if (amh.getMessage("menuitem.print").equals(label)) { | ||
| 939 | appletPrint(); | ||
| 940 | return; | ||
| 941 | } | ||
| 942 | |||
| 943 | if (amh.getMessage("menuitem.props").equals(label)) { | ||
| 944 | networkProperties(); | ||
| 945 | return; | ||
| 946 | } | ||
| 947 | |||
| 948 | if (amh.getMessage("menuitem.close").equals(label)) { | ||
| 949 | appletClose(); | ||
| 950 | return; | ||
| 951 | } | ||
| 952 | |||
| 953 | if (factory.isStandalone() && amh.getMessage("menuitem.quit").equals(label)) { | ||
| 954 | appletQuit(); | ||
| 955 | return; | ||
| 956 | } | ||
| 957 | //statusMsgStream.println("evt = " + evt); | ||
| 958 | } | ||
| 959 | |||
| 960 | /** | ||
| 961 | * How many applets are running? | ||
| 962 | */ | ||
| 963 | |||
| 964 | public static int countApplets() { | ||
| 965 | return appletPanels.size(); | ||
| 966 | } | ||
| 967 | |||
| 968 | |||
| 969 | /** | ||
| 970 | * The current character. | ||
| 971 | */ | ||
| 972 | static int c; | ||
| 973 | |||
| 974 | /** | ||
| 975 | * Scan spaces. | ||
| 976 | */ | ||
| 977 | public static void skipSpace(Reader in) throws IOException { | ||
| 978 | while ((c >= 0) && | ||
| 979 | ((c == ' ') || (c == '\t') || (c == '\n') || (c == '\r'))) { | ||
| 980 | c = in.read(); | ||
| 981 | } | ||
| 982 | } | ||
| 983 | |||
| 984 | /** | ||
| 985 | * Scan identifier | ||
| 986 | */ | ||
| 987 | public static String scanIdentifier(Reader in) throws IOException { | ||
| 988 | StringBuffer buf = new StringBuffer(); | ||
| 989 | while (true) { | ||
| 990 | if (((c >= 'a') && (c <= 'z')) || | ||
| 991 | ((c >= 'A') && (c <= 'Z')) || | ||
| 992 | ((c >= '0') && (c <= '9')) || (c == '_')) { | ||
| 993 | buf.append((char)c); | ||
| 994 | c = in.read(); | ||
| 995 | } else { | ||
| 996 | return buf.toString(); | ||
| 997 | } | ||
| 998 | } | ||
| 999 | } | ||
| 1000 | |||
| 1001 | /** | ||
| 1002 | * Scan tag | ||
| 1003 | */ | ||
| 1004 | public static Hashtable scanTag(Reader in) throws IOException { | ||
| 1005 | Hashtable atts = new Hashtable(); | ||
| 1006 | skipSpace(in); | ||
| 1007 | while (c >= 0 && c != '>') { | ||
| 1008 | String att = scanIdentifier(in); | ||
| 1009 | String val = ""; | ||
| 1010 | skipSpace(in); | ||
| 1011 | if (c == '=') { | ||
| 1012 | int quote = -1; | ||
| 1013 | c = in.read(); | ||
| 1014 | skipSpace(in); | ||
| 1015 | if ((c == '\'') || (c == '\"')) { | ||
| 1016 | quote = c; | ||
| 1017 | c = in.read(); | ||
| 1018 | } | ||
| 1019 | StringBuffer buf = new StringBuffer(); | ||
| 1020 | while ((c > 0) && | ||
| 1021 | (((quote < 0) && (c != ' ') && (c != '\t') && | ||
| 1022 | (c != '\n') && (c != '\r') && (c != '>')) | ||
| 1023 | || ((quote >= 0) && (c != quote)))) { | ||
| 1024 | buf.append((char)c); | ||
| 1025 | c = in.read(); | ||
| 1026 | } | ||
| 1027 | if (c == quote) { | ||
| 1028 | c = in.read(); | ||
| 1029 | } | ||
| 1030 | skipSpace(in); | ||
| 1031 | val = buf.toString(); | ||
| 1032 | } | ||
| 1033 | //statusMsgStream.println("PUT " + att + " = '" + val + "'"); | ||
| 1034 | if (! val.equals("")) { | ||
| 1035 | atts.put(att.toLowerCase(java.util.Locale.ENGLISH), val); | ||
| 1036 | } | ||
| 1037 | while (true) { | ||
| 1038 | if ((c == '>') || (c < 0) || | ||
| 1039 | ((c >= 'a') && (c <= 'z')) || | ||
| 1040 | ((c >= 'A') && (c <= 'Z')) || | ||
| 1041 | ((c >= '0') && (c <= '9')) || (c == '_')) | ||
| 1042 | break; | ||
| 1043 | c = in.read(); | ||
| 1044 | } | ||
| 1045 | //skipSpace(in); | ||
| 1046 | } | ||
| 1047 | return atts; | ||
| 1048 | } | ||
| 1049 | |||
| 1050 | /* values used for placement of AppletViewer's frames */ | ||
| 1051 | private static int x = 0; | ||
| 1052 | private static int y = 0; | ||
| 1053 | private static final int XDELTA = 30; | ||
| 1054 | private static final int YDELTA = XDELTA; | ||
| 1055 | |||
| 1056 | static String encoding = null; | ||
| 1057 | |||
| 1058 | static private Reader makeReader(InputStream is) { | ||
| 1059 | if (encoding != null) { | ||
| 1060 | try { | ||
| 1061 | return new BufferedReader(new InputStreamReader(is, encoding)); | ||
| 1062 | } catch (IOException x) { } | ||
| 1063 | } | ||
| 1064 | InputStreamReader r = new InputStreamReader(is); | ||
| 1065 | encoding = r.getEncoding(); | ||
| 1066 | return new BufferedReader(r); | ||
| 1067 | } | ||
| 1068 | |||
| 1069 | /** | ||
| 1070 | * Scan an html file for <applet> tags | ||
| 1071 | */ | ||
| 1072 | public static void parse(URL url, String enc) throws IOException { | ||
| 1073 | encoding = enc; | ||
| 1074 | parse(url, System.out, new StdAppletViewerFactory()); | ||
| 1075 | } | ||
| 1076 | |||
| 1077 | public static void parse(URL url) throws IOException { | ||
| 1078 | parse(url, System.out, new StdAppletViewerFactory()); | ||
| 1079 | } | ||
| 1080 | |||
| 1081 | public static void parse(URL url, PrintStream statusMsgStream, | ||
| 1082 | AppletViewerFactory factory) throws IOException { | ||
| 1083 | // <OBJECT> <EMBED> tag flags | ||
| 1084 | boolean isAppletTag = false; | ||
| 1085 | boolean isObjectTag = false; | ||
| 1086 | boolean isEmbedTag = false; | ||
| 1087 | |||
| 1088 | // warning messages | ||
| 1089 | String requiresNameWarning = amh.getMessage("parse.warning.requiresname"); | ||
| 1090 | String paramOutsideWarning = amh.getMessage("parse.warning.paramoutside"); | ||
| 1091 | String appletRequiresCodeWarning = amh.getMessage("parse.warning.applet.requirescode"); | ||
| 1092 | String appletRequiresHeightWarning = amh.getMessage("parse.warning.applet.requiresheight"); | ||
| 1093 | String appletRequiresWidthWarning = amh.getMessage("parse.warning.applet.requireswidth"); | ||
| 1094 | String objectRequiresCodeWarning = amh.getMessage("parse.warning.object.requirescode"); | ||
| 1095 | String objectRequiresHeightWarning = amh.getMessage("parse.warning.object.requiresheight"); | ||
| 1096 | String objectRequiresWidthWarning = amh.getMessage("parse.warning.object.requireswidth"); | ||
| 1097 | String embedRequiresCodeWarning = amh.getMessage("parse.warning.embed.requirescode"); | ||
| 1098 | String embedRequiresHeightWarning = amh.getMessage("parse.warning.embed.requiresheight"); | ||
| 1099 | String embedRequiresWidthWarning = amh.getMessage("parse.warning.embed.requireswidth"); | ||
| 1100 | String appNotLongerSupportedWarning = amh.getMessage("parse.warning.appnotLongersupported"); | ||
| 1101 | |||
| 1102 | java.net.URLConnection conn = url.openConnection(); | ||
| 1103 | Reader in = makeReader(conn.getInputStream()); | ||
| 1104 | /* The original URL may have been redirected - this | ||
| 1105 | * sets it to whatever URL/codebase we ended up getting | ||
| 1106 | */ | ||
| 1107 | url = conn.getURL(); | ||
| 1108 | |||
| 1109 | int ydisp = 1; | ||
| 1110 | Hashtable atts = null; | ||
| 1111 | |||
| 1112 | while(true) { | ||
| 1113 | c = in.read(); | ||
| 1114 | if (c == -1) | ||
| 1115 | break; | ||
| 1116 | |||
| 1117 | if (c == '<') { | ||
| 1118 | c = in.read(); | ||
| 1119 | if (c == '/') { | ||
| 1120 | c = in.read(); | ||
| 1121 | String nm = scanIdentifier(in); | ||
| 1122 | if (nm.equalsIgnoreCase("applet") || | ||
| 1123 | nm.equalsIgnoreCase("object") || | ||
| 1124 | nm.equalsIgnoreCase("embed")) { | ||
| 1125 | |||
| 1126 | // We can't test for a code tag until </OBJECT> | ||
| 1127 | // because it is a parameter, not an attribute. | ||
| 1128 | if(isObjectTag) { | ||
| 1129 | if (atts.get("code") == null && atts.get("object") == null) { | ||
| 1130 | statusMsgStream.println(objectRequiresCodeWarning); | ||
| 1131 | atts = null; | ||
| 1132 | } | ||
| 1133 | } | ||
| 1134 | |||
| 1135 | if (atts != null) { | ||
| 1136 | // XXX 5/18 In general this code just simply | ||
| 1137 | // shouldn't be part of parsing. It's presence | ||
| 1138 | // causes things to be a little too much of a | ||
| 1139 | // hack. | ||
| 1140 | factory.createAppletViewer(x, y, url, atts); | ||
| 1141 | x += XDELTA; | ||
| 1142 | y += YDELTA; | ||
| 1143 | // make sure we don't go too far! | ||
| 1144 | Dimension d = Toolkit.getDefaultToolkit().getScreenSize(); | ||
| 1145 | if ((x > d.width - 300) || (y > d.height - 300)) { | ||
| 1146 | x = 0; | ||
| 1147 | y = 2 * ydisp * YDELTA; | ||
| 1148 | ydisp++; | ||
| 1149 | } | ||
| 1150 | } | ||
| 1151 | atts = null; | ||
| 1152 | isAppletTag = false; | ||
| 1153 | isObjectTag = false; | ||
| 1154 | isEmbedTag = false; | ||
| 1155 | } | ||
| 1156 | } | ||
| 1157 | else { | ||
| 1158 | String nm = scanIdentifier(in); | ||
| 1159 | if (nm.equalsIgnoreCase("param")) { | ||
| 1160 | Hashtable t = scanTag(in); | ||
| 1161 | String att = (String)t.get("name"); | ||
| 1162 | if (att == null) { | ||
| 1163 | statusMsgStream.println(requiresNameWarning); | ||
| 1164 | } else { | ||
| 1165 | String val = (String)t.get("value"); | ||
| 1166 | if (val == null) { | ||
| 1167 | statusMsgStream.println(requiresNameWarning); | ||
| 1168 | } else if (atts != null) { | ||
| 1169 | atts.put(att.toLowerCase(), val); | ||
| 1170 | } else { | ||
| 1171 | statusMsgStream.println(paramOutsideWarning); | ||
| 1172 | } | ||
| 1173 | } | ||
| 1174 | } | ||
| 1175 | else if (nm.equalsIgnoreCase("applet")) { | ||
| 1176 | isAppletTag = true; | ||
| 1177 | atts = scanTag(in); | ||
| 1178 | if (atts.get("code") == null && atts.get("object") == null) { | ||
| 1179 | statusMsgStream.println(appletRequiresCodeWarning); | ||
| 1180 | atts = null; | ||
| 1181 | } else if (atts.get("width") == null) { | ||
| 1182 | statusMsgStream.println(appletRequiresWidthWarning); | ||
| 1183 | atts = null; | ||
| 1184 | } else if (atts.get("height") == null) { | ||
| 1185 | statusMsgStream.println(appletRequiresHeightWarning); | ||
| 1186 | atts = null; | ||
| 1187 | } | ||
| 1188 | } | ||
| 1189 | else if (nm.equalsIgnoreCase("object")) { | ||
| 1190 | isObjectTag = true; | ||
| 1191 | atts = scanTag(in); | ||
| 1192 | // The <OBJECT> attribute codebase isn't what | ||
| 1193 | // we want. If its defined, remove it. | ||
| 1194 | if(atts.get("codebase") != null) { | ||
| 1195 | atts.remove("codebase"); | ||
| 1196 | } | ||
| 1197 | |||
| 1198 | if (atts.get("width") == null) { | ||
| 1199 | statusMsgStream.println(objectRequiresWidthWarning); | ||
| 1200 | atts = null; | ||
| 1201 | } else if (atts.get("height") == null) { | ||
| 1202 | statusMsgStream.println(objectRequiresHeightWarning); | ||
| 1203 | atts = null; | ||
| 1204 | } | ||
| 1205 | } | ||
| 1206 | else if (nm.equalsIgnoreCase("embed")) { | ||
| 1207 | isEmbedTag = true; | ||
| 1208 | atts = scanTag(in); | ||
| 1209 | |||
| 1210 | if (atts.get("code") == null && atts.get("object") == null) { | ||
| 1211 | statusMsgStream.println(embedRequiresCodeWarning); | ||
| 1212 | atts = null; | ||
| 1213 | } else if (atts.get("width") == null) { | ||
| 1214 | statusMsgStream.println(embedRequiresWidthWarning); | ||
| 1215 | atts = null; | ||
| 1216 | } else if (atts.get("height") == null) { | ||
| 1217 | statusMsgStream.println(embedRequiresHeightWarning); | ||
| 1218 | atts = null; | ||
| 1219 | } | ||
| 1220 | } | ||
| 1221 | else if (nm.equalsIgnoreCase("app")) { | ||
| 1222 | statusMsgStream.println(appNotLongerSupportedWarning); | ||
| 1223 | Hashtable atts2 = scanTag(in); | ||
| 1224 | nm = (String)atts2.get("class"); | ||
| 1225 | if (nm != null) { | ||
| 1226 | atts2.remove("class"); | ||
| 1227 | atts2.put("code", nm + ".class"); | ||
| 1228 | } | ||
| 1229 | nm = (String)atts2.get("src"); | ||
| 1230 | if (nm != null) { | ||
| 1231 | atts2.remove("src"); | ||
| 1232 | atts2.put("codebase", nm); | ||
| 1233 | } | ||
| 1234 | if (atts2.get("width") == null) { | ||
| 1235 | atts2.put("width", "100"); | ||
| 1236 | } | ||
| 1237 | if (atts2.get("height") == null) { | ||
| 1238 | atts2.put("height", "100"); | ||
| 1239 | } | ||
| 1240 | printTag(statusMsgStream, atts2); | ||
| 1241 | statusMsgStream.println(); | ||
| 1242 | } | ||
| 1243 | } | ||
| 1244 | } | ||
| 1245 | } | ||
| 1246 | in.close(); | ||
| 1247 | } | ||
| 1248 | |||
| 1249 | /** | ||
| 1250 | * Old main entry point. | ||
| 1251 | * | ||
| 1252 | * @deprecated | ||
| 1253 | */ | ||
| 1254 | @Deprecated | ||
| 1255 | public static void main(String argv[]) { | ||
| 1256 | // re-route everything to the new main entry point | ||
| 1257 | Main.main(argv); | ||
| 1258 | } | ||
| 1259 | |||
| 1260 | private static AppletMessageHandler amh = new AppletMessageHandler("appletviewer"); | ||
| 1261 | |||
| 1262 | private static void checkConnect(URL url) | ||
| 1263 | { | ||
| 1264 | SecurityManager security = System.getSecurityManager(); | ||
| 1265 | if (security != null) { | ||
| 1266 | try { | ||
| 1267 | java.security.Permission perm = | ||
| 1268 | url.openConnection().getPermission(); | ||
| 1269 | if (perm != null) | ||
| 1270 | security.checkPermission(perm); | ||
| 1271 | else | ||
| 1272 | security.checkConnect(url.getHost(), url.getPort()); | ||
| 1273 | } catch (java.io.IOException ioe) { | ||
| 1274 | security.checkConnect(url.getHost(), url.getPort()); | ||
| 1275 | } | ||
| 1276 | } | ||
| 1277 | } | ||
| 1278 | } | ||