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| 1 | +/* | |
| 2 | + * Copyright (c) 1998, 2006, 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.java2d.cmm; | |
| 27 | + | |
| 28 | +import java.awt.color.ProfileDataException; | |
| 29 | +import java.util.Vector; | |
| 30 | + | |
| 31 | + | |
| 32 | +/** | |
| 33 | + * A class to manage the deferral of CMM initialization of profile | |
| 34 | + * data for internal ICC_Profile objects - i.e. when we "trust" that | |
| 35 | + * the profile data is valid and we think it may not be needed. An | |
| 36 | + * example is the sRGB profile which gets loaded by any program doing | |
| 37 | + * graphics, but which may not be needed if the program does not need | |
| 38 | + * high quality color conversion. | |
| 39 | + */ | |
| 40 | +public class ProfileDeferralMgr { | |
| 41 | + | |
| 42 | + public static boolean deferring = true; | |
| 43 | + private static Vector<ProfileActivator> aVector; | |
| 44 | + | |
| 45 | + /** | |
| 46 | + * Records a ProfileActivator object whose activate method will | |
| 47 | + * be called if the CMM needs to be activated. | |
| 48 | + */ | |
| 49 | + public static void registerDeferral(ProfileActivator pa) { | |
| 50 | + | |
| 51 | + if (!deferring) { | |
| 52 | + return; | |
| 53 | + } | |
| 54 | + if (aVector == null) { | |
| 55 | + aVector = new Vector<ProfileActivator>(3, 3); | |
| 56 | + } | |
| 57 | + aVector.addElement(pa); | |
| 58 | + return; | |
| 59 | + } | |
| 60 | + | |
| 61 | + | |
| 62 | + /** | |
| 63 | + * Removes a ProfileActivator object from the vector of ProfileActivator | |
| 64 | + * objects whose activate method will be called if the CMM needs to be | |
| 65 | + * activated. | |
| 66 | + */ | |
| 67 | + public static void unregisterDeferral(ProfileActivator pa) { | |
| 68 | + | |
| 69 | + if (!deferring) { | |
| 70 | + return; | |
| 71 | + } | |
| 72 | + if (aVector == null) { | |
| 73 | + return; | |
| 74 | + } | |
| 75 | + aVector.removeElement(pa); | |
| 76 | + return; | |
| 77 | + } | |
| 78 | + | |
| 79 | + /** | |
| 80 | + * Removes a ProfileActivator object from the vector of ProfileActivator | |
| 81 | + * objects whose activate method will be called if the CMM needs to be | |
| 82 | + * activated. | |
| 83 | + */ | |
| 84 | + public static void activateProfiles() { | |
| 85 | + | |
| 86 | + int i, n; | |
| 87 | + | |
| 88 | + deferring = false; | |
| 89 | + if (aVector == null) { | |
| 90 | + return; | |
| 91 | + } | |
| 92 | + n = aVector.size(); | |
| 93 | + for (ProfileActivator pa : aVector) { | |
| 94 | + try { | |
| 95 | + pa.activate(); | |
| 96 | + } catch (ProfileDataException e) { | |
| 97 | + /* | |
| 98 | + * Ignore profile activation error for now: | |
| 99 | + * such exception is pssible due to absence | |
| 100 | + * or corruption of standard color profile. | |
| 101 | + * As for now we expect all profiles should | |
| 102 | + * be shiped with jre and presence of this | |
| 103 | + * exception is indication of some configuration | |
| 104 | + * problem in jre installation. | |
| 105 | + * | |
| 106 | + * NB: we still are greedy loading deferred profiles | |
| 107 | + * and load them all if any of them is needed. | |
| 108 | + * Therefore broken profile (if any) might be never used. | |
| 109 | + * If there will be attempt to use broken profile then | |
| 110 | + * it will result in CMMException. | |
| 111 | + */ | |
| 112 | + } | |
| 113 | + } | |
| 114 | + aVector.removeAllElements(); | |
| 115 | + aVector = null; | |
| 116 | + return; | |
| 117 | + } | |
| 118 | + | |
| 119 | +} | |