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Slightly "safer" property lookup, to avoid security exceptions in class init.

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This commit is contained in:
Harald Kuhr 2015-04-08 12:58:19 +02:00
parent 0b58e8fb40
commit e2ea8b1cce
1 changed files with 18 additions and 11 deletions
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29
imageio/imageio-core/src/main/java/com/twelvemonkeys/imageio/color/ColorSpaces.java
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@ -84,11 +84,11 @@ public final class ColorSpaces {
public static final int CS_GENERIC_CMYK = 5001; public static final int CS_GENERIC_CMYK = 5001;
// Weak references to hold the color spaces while cached // Weak references to hold the color spaces while cached
private static WeakReference<ICC_Profile> adobeRGB1998 = new WeakReference<ICC_Profile>(null); private static WeakReference<ICC_Profile> adobeRGB1998 = new WeakReference<>(null);
private static WeakReference<ICC_Profile> genericCMYK = new WeakReference<ICC_Profile>(null); private static WeakReference<ICC_Profile> genericCMYK = new WeakReference<>(null);
// Cache for the latest used color spaces // Cache for the latest used color spaces
private static final Map<Key, ICC_ColorSpace> cache = new LRUHashMap<Key, ICC_ColorSpace>(10); private static final Map<Key, ICC_ColorSpace> cache = new LRUHashMap<>(10);
private ColorSpaces() {} private ColorSpaces() {}
@ -249,7 +249,7 @@ public final class ColorSpaces {
} }
} }
adobeRGB1998 = new WeakReference<ICC_Profile>(profile); adobeRGB1998 = new WeakReference<>(profile);
} }
} }
@ -272,7 +272,7 @@ public final class ColorSpaces {
return CMYKColorSpace.getInstance(); return CMYKColorSpace.getInstance();
} }
genericCMYK = new WeakReference<ICC_Profile>(profile); genericCMYK = new WeakReference<>(profile);
} }
} }
@ -367,15 +367,18 @@ public final class ColorSpaces {
} }
private static class Profiles { private static class Profiles {
private static final Properties PROFILES = loadProfiles(Platform.os()); private static final Properties PROFILES = loadProfiles();
private static Properties loadProfiles(final Platform.OperatingSystem os) { private static Properties loadProfiles() {
Properties systemDefaults; Properties systemDefaults;
try { try {
systemDefaults = SystemUtil.loadProperties(ColorSpaces.class, "com/twelvemonkeys/imageio/color/icc_profiles_" + os.id()); systemDefaults = SystemUtil.loadProperties(
ColorSpaces.class,
"com/twelvemonkeys/imageio/color/icc_profiles_" + Platform.os().id()
);
} }
catch (IOException ignore) { catch (SecurityException | IOException ignore) {
System.err.printf( System.err.printf(
"Warning: Could not load system default ICC profile locations from %s, will use bundled fallback profiles.\n", "Warning: Could not load system default ICC profile locations from %s, will use bundled fallback profiles.\n",
ignore.getMessage() ignore.getMessage()
@ -392,10 +395,14 @@ public final class ColorSpaces {
Properties profiles = new Properties(systemDefaults); Properties profiles = new Properties(systemDefaults);
try { try {
Properties userOverrides = SystemUtil.loadProperties(ColorSpaces.class, "com/twelvemonkeys/imageio/color/icc_profiles"); Properties userOverrides = SystemUtil.loadProperties(
ColorSpaces.class,
"com/twelvemonkeys/imageio/color/icc_profiles"
);
profiles.putAll(userOverrides); profiles.putAll(userOverrides);
} }
catch (IOException ignore) { catch (SecurityException | IOException ignore) {
// Most likely, this file won't be there
} }
if (DEBUG) { if (DEBUG) {