diff options
Diffstat (limited to 'src/java/com/jogamp')
| -rw-r--r-- | src/java/com/jogamp/common/util/JarUtil.java | 66 | ||||
| -rw-r--r-- | src/java/com/jogamp/common/util/cache/TempJarCache.java | 2 |
2 files changed, 68 insertions, 0 deletions
diff --git a/src/java/com/jogamp/common/util/JarUtil.java b/src/java/com/jogamp/common/util/JarUtil.java index b5f8850..8897496 100644 --- a/src/java/com/jogamp/common/util/JarUtil.java +++ b/src/java/com/jogamp/common/util/JarUtil.java @@ -473,6 +473,72 @@ public class JarUtil { } /** + * Locates the {@link JarUtil#getJarFileURI(URI) Jar file URI} of a given resource + * relative to a given class's Jar's URI. + * <pre> + * class's jar url path + cutOffInclSubDir + relResPath, + * </pre> + * Example #1 + * <pre> + * classFromJavaJar = com.lighting.Test (in: file:/storage/TestLighting.jar) + * cutOffInclSubDir = lights/ + * relResPath = LightAssets.jar + * Result : file:/storage/lights/LightAssets.jar + * </pre> + * Example #2 + * <pre> + * classFromJavaJar = com.lighting.Test (in: file:/storage/lights/TestLighting.jar) + * cutOffInclSubDir = lights/ + * relResPath = LightAssets.jar + * Result : file:/storage/lights/LightAssets.jar + * </pre> + * + * TODO: Enhance documentation! + * + * @param classFromJavaJar Used to get the root URI for the class's Jar URI. + * @param cutOffInclSubDir The <i>cut off</i> included sub-directory prepending the relative resource path. + * If the root URI includes cutOffInclSubDir, it is no more added to the result. + * @param relResPath The relative resource path. + * @return The resulting resource URI, which is not tested. + * @throws IllegalArgumentException + * @throws IOException + * @throws URISyntaxException + */ + public static URI getRelativeOf(Class<?> classFromJavaJar, String cutOffInclSubDir, String relResPath) throws IllegalArgumentException, IOException, URISyntaxException { + final ClassLoader cl = classFromJavaJar.getClassLoader(); + final URI classJarURI = JarUtil.getJarURI(classFromJavaJar.getName(), cl); + if( DEBUG ) { + System.err.println("JarUtil.getRelativeOf: "+"(classFromJavaJar "+classFromJavaJar+", classJarURI "+classJarURI+ + ", cutOffInclSubDir "+cutOffInclSubDir+", relResPath "+relResPath+"): "); + } + + final URI jarSubURI = JarUtil.getJarSubURI( classJarURI ); + if(null == jarSubURI) { + throw new IllegalArgumentException("JarSubURI is null of: "+classJarURI); + } + final String jarUriRoot_s = IOUtil.getURIDirname( jarSubURI.toString() ); + if( DEBUG ) { + System.err.println("JarUtil.getRelativeOf: "+"uri "+jarSubURI.toString()+" -> "+jarUriRoot_s); + } + + final String resUri_s; + if( jarUriRoot_s.endsWith(cutOffInclSubDir) ) { + resUri_s = jarUriRoot_s+relResPath; + } else { + resUri_s = jarUriRoot_s+cutOffInclSubDir+relResPath; + } + if( DEBUG ) { + System.err.println("JarUtil.getRelativeOf: "+"... -> "+resUri_s); + } + + final URI resURI = JarUtil.getJarFileURI(resUri_s); + if( DEBUG ) { + System.err.println("JarUtil.getRelativeOf: "+"fin "+resURI); + } + return resURI; + } + + /** * Return a map from native-lib-base-name to entry-name. */ public static Map<String, String> getNativeLibNames(JarFile jarFile) { diff --git a/src/java/com/jogamp/common/util/cache/TempJarCache.java b/src/java/com/jogamp/common/util/cache/TempJarCache.java index c127314..99bb272 100644 --- a/src/java/com/jogamp/common/util/cache/TempJarCache.java +++ b/src/java/com/jogamp/common/util/cache/TempJarCache.java @@ -397,6 +397,7 @@ public class TempJarCache { return null; } */ + /** Similar to {@link ClassLoader#getResource(String)}. */ public synchronized static final String findResource(String name) { checkInitialized(); final File f = new File(tmpFileCache.getTempDir(), name); @@ -406,6 +407,7 @@ public class TempJarCache { return null; } + /** Similar to {@link ClassLoader#getResource(String)}. */ public synchronized static final URI getResource(String name) throws URISyntaxException { checkInitialized(); final File f = new File(tmpFileCache.getTempDir(), name); |