1 /*
2 * Copyright (c) 1995, 2014, 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
352 * Returns a list of all media that have encountered an error.
353 * @return an array of media objects tracked by this
354 * media tracker that have encountered
355 * an error, or {@code null} if
356 * there are none with errors
357 * @see java.awt.MediaTracker#isErrorAny
358 * @see java.awt.MediaTracker#getErrorsID
359 */
360 public synchronized Object[] getErrorsAny() {
361 MediaEntry cur = head;
362 int numerrors = 0;
363 while (cur != null) {
364 if ((cur.getStatus(false, true) & ERRORED) != 0) {
365 numerrors++;
366 }
367 cur = cur.next;
368 }
369 if (numerrors == 0) {
370 return null;
371 }
372 Object errors[] = new Object[numerrors];
373 cur = head;
374 numerrors = 0;
375 while (cur != null) {
376 if ((cur.getStatus(false, false) & ERRORED) != 0) {
377 errors[numerrors++] = cur.getMedia();
378 }
379 cur = cur.next;
380 }
381 return errors;
382 }
383
384 /**
385 * Starts loading all images tracked by this media tracker. This
386 * method waits until all the images being tracked have finished
387 * loading.
388 * <p>
389 * If there is an error while loading or scaling an image, then that
390 * image is considered to have finished loading. Use the
391 * {@code isErrorAny} or {@code isErrorID} methods to
392 * check for errors.
581 * that have encountered an error, or
582 * {@code null} if there are none with errors
583 * @see java.awt.MediaTracker#isErrorID
584 * @see java.awt.MediaTracker#isErrorAny
585 * @see java.awt.MediaTracker#getErrorsAny
586 */
587 public synchronized Object[] getErrorsID(int id) {
588 MediaEntry cur = head;
589 int numerrors = 0;
590 while (cur != null) {
591 if (cur.getID() == id
592 && (cur.getStatus(false, true) & ERRORED) != 0)
593 {
594 numerrors++;
595 }
596 cur = cur.next;
597 }
598 if (numerrors == 0) {
599 return null;
600 }
601 Object errors[] = new Object[numerrors];
602 cur = head;
603 numerrors = 0;
604 while (cur != null) {
605 if (cur.getID() == id
606 && (cur.getStatus(false, false) & ERRORED) != 0)
607 {
608 errors[numerrors++] = cur.getMedia();
609 }
610 cur = cur.next;
611 }
612 return errors;
613 }
614
615 /**
616 * Starts loading all images tracked by this media tracker with the
617 * specified identifier. This method waits until all the images with
618 * the specified identifier have finished loading.
619 * <p>
620 * If there is an error while loading or scaling an image, then that
621 * image is considered to have finished loading. Use the
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1 /*
2 * Copyright (c) 1995, 2018, 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
352 * Returns a list of all media that have encountered an error.
353 * @return an array of media objects tracked by this
354 * media tracker that have encountered
355 * an error, or {@code null} if
356 * there are none with errors
357 * @see java.awt.MediaTracker#isErrorAny
358 * @see java.awt.MediaTracker#getErrorsID
359 */
360 public synchronized Object[] getErrorsAny() {
361 MediaEntry cur = head;
362 int numerrors = 0;
363 while (cur != null) {
364 if ((cur.getStatus(false, true) & ERRORED) != 0) {
365 numerrors++;
366 }
367 cur = cur.next;
368 }
369 if (numerrors == 0) {
370 return null;
371 }
372 Object[] errors = new Object[numerrors];
373 cur = head;
374 numerrors = 0;
375 while (cur != null) {
376 if ((cur.getStatus(false, false) & ERRORED) != 0) {
377 errors[numerrors++] = cur.getMedia();
378 }
379 cur = cur.next;
380 }
381 return errors;
382 }
383
384 /**
385 * Starts loading all images tracked by this media tracker. This
386 * method waits until all the images being tracked have finished
387 * loading.
388 * <p>
389 * If there is an error while loading or scaling an image, then that
390 * image is considered to have finished loading. Use the
391 * {@code isErrorAny} or {@code isErrorID} methods to
392 * check for errors.
581 * that have encountered an error, or
582 * {@code null} if there are none with errors
583 * @see java.awt.MediaTracker#isErrorID
584 * @see java.awt.MediaTracker#isErrorAny
585 * @see java.awt.MediaTracker#getErrorsAny
586 */
587 public synchronized Object[] getErrorsID(int id) {
588 MediaEntry cur = head;
589 int numerrors = 0;
590 while (cur != null) {
591 if (cur.getID() == id
592 && (cur.getStatus(false, true) & ERRORED) != 0)
593 {
594 numerrors++;
595 }
596 cur = cur.next;
597 }
598 if (numerrors == 0) {
599 return null;
600 }
601 Object[] errors = new Object[numerrors];
602 cur = head;
603 numerrors = 0;
604 while (cur != null) {
605 if (cur.getID() == id
606 && (cur.getStatus(false, false) & ERRORED) != 0)
607 {
608 errors[numerrors++] = cur.getMedia();
609 }
610 cur = cur.next;
611 }
612 return errors;
613 }
614
615 /**
616 * Starts loading all images tracked by this media tracker with the
617 * specified identifier. This method waits until all the images with
618 * the specified identifier have finished loading.
619 * <p>
620 * If there is an error while loading or scaling an image, then that
621 * image is considered to have finished loading. Use the
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