List of usage examples for org.springframework.core.io Resource exists
boolean exists();
From source file:com.wavemaker.commons.classloader.ClassLoaderUtils.java
/** * Returns the File object associated with the given classpath-based path. * //from www . j ava 2s . co m * Note that this method won't work as expected if the file exists in a jar. This method will throw an IOException * in that case. * * @param path The path to search for. * @return The File object associated with the given path. * @throws IOException */ public static Resource getClasspathFile(String path) throws IOException { Resource ret = new ClassPathResource(path); if (!ret.exists()) { // must have come from a jar or some other obscure location // that we didn't expect throw new IOException("Cannot access " + ret.toString()); } return ret; }
From source file:com.netflix.genie.agent.cli.UserConsole.java
/** * Load and print the Spring banner (if one is configured) to UserConsole. * * @param environment the Spring environment *///w w w.j a v a 2s. c o m static void printBanner(final Environment environment) { try { final String bannerLocation = environment.getProperty(BANNER_LOCATION_SPRING_PROPERTY_KEY); if (StringUtils.isNotBlank(bannerLocation)) { final ResourceLoader resourceLoader = new DefaultResourceLoader(); final Resource resource = resourceLoader.getResource(bannerLocation); if (resource.exists()) { final String banner = StreamUtils.copyToString(resource.getInputStream(), environment.getProperty(BANNER_CHARSET_SPRING_PROPERTY_KEY, Charset.class, StandardCharsets.UTF_8)); UserConsole.getLogger().info(banner); } } } catch (final Throwable t) { System.err.println("Failed to print banner: " + t.getMessage()); t.printStackTrace(System.err); } }
From source file:ch.algotrader.config.spring.ConfigLoader.java
/** * Loads system parameters.//w w w.j a v a 2 s . c o m * <ul> * <li>conf.properties</li> * <li>conf-core.properties</li> * <li>conf-fix.properties</li> * <li>conf-ib.properties</li> * <li>conf-bb.properties</li> * </ul> */ public static Map<String, String> load(final ResourceLoader resourceResolver) throws IOException { Assert.notNull(resourceResolver, "ResourcePatternResolver is null"); Map<String, String> paramMap = new LinkedHashMap<>(); String[] resourceNames = new String[] { "conf.properties", "conf-core.properties", "conf-fix.properties", "conf-ib.properties", "conf-bb.properties" }; for (String resourceName : resourceNames) { Resource resource = resourceResolver.getResource("classpath:/" + resourceName); if (resource != null && resource.exists()) { ConfigLoader.loadResource(paramMap, resource); } } String strategyName = System.getProperty("strategyName"); if (strategyName != null) { Resource resource = resourceResolver .getResource("classpath:/conf-" + strategyName.toLowerCase(Locale.ROOT) + ".properties"); if (resource != null && resource.exists()) { ConfigLoader.loadResource(paramMap, resource); } } return paramMap; }
From source file:com.opengamma.elsql.ElSqlBundle.java
private static ElSqlBundle parseResource(Resource[] resources, ElSqlConfig config) { List<List<String>> files = new ArrayList<List<String>>(); for (Resource resource : resources) { if (resource.exists()) { List<String> lines = loadResource(resource); files.add(lines);/*from w ww .ja va 2 s . c o m*/ } } return parse(files, config); }
From source file:com.scf.core.context.app.cfg.module.ModuleConfigHandler.java
/** * * @param classPackage//from w w w . j a v a2s . c o m * @param marges */ private static void loadModuleConfigs(String classPackage, Properties marges) { Resource[] resources = ClassScanner.scan(classPackage, "config.properties"); for (Resource resource : resources) { try { if (!resource.exists()) { continue; } Properties props = new Properties(); // ?file?? String moduleName = resource.createRelative("/").getFilename(); PropertiesLoaderUtils.fillProperties(props, new EncodedResource(resource, "utf-8")); ConfigParams cp = loadModuleConfig(marges, moduleName, props); _logger.info("Loaded module config for " + moduleName + " has " + cp.getParams().keySet().size() + " properties."); map.put(moduleName, cp); } catch (IOException ex) { _logger.warn("Can not load module config for " + resource, ex); } } }
From source file:com.hmsinc.epicenter.classifier.ClassifierFactory.java
/** * Creates a classifier using the given resource. * //from w w w. ja v a2 s . co m * @param resource * @return classificationEngine */ public static ClassificationEngine createClassifier(final Resource resource) throws IOException { Validate.notNull(resource, "Resource was null!"); if (!resource.exists()) { throw new IOException("Resource " + resource.toString() + " does not exist."); } ClassificationEngine engine = null; try { engine = instantiateClassifier(resource); } catch (Exception e) { throw new RuntimeException(e); } return engine; }
From source file:org.shept.util.JarUtils.java
/** * Copy resources from a classPath, typically within a jar file * to a specified destination, typically a resource directory in * the projects webApp directory (images, sounds, e.t.c. ) * //from w w w .j a v a 2s .c o m * Copies resources only if the destination file does not exist and * the specified resource is available. * * @param resources Array of String resources (filenames) to be copied * @param cpr ClassPathResource specifying the source location on the classPath (maybe within a jar) * @param webAppDestPath Full path String to the fileSystem destination directory * @throws IOException when copying on copy error */ public static void copyResources(String[] resources, ClassPathResource cpr, String webAppDestPath) throws IOException { String dstPath = webAppDestPath; // + "/" + jarPathInternal(cpr.getURL()); File dir = new File(dstPath); dir.mkdirs(); for (int i = 0; i < resources.length; i++) { File dstFile = new File(dstPath, resources[i]); // (StringUtils.applyRelativePath(dstPath, images[i])); Resource fileRes = cpr.createRelative(resources[i]); if (!dstFile.exists() && fileRes.exists()) { FileOutputStream fos = new FileOutputStream(dstFile); FileCopyUtils.copy(fileRes.getInputStream(), fos); logger.info("Successfully copied file " + fileRes.getFilename() + " from " + cpr.getPath() + " to " + dstFile.getPath()); } } }
From source file:org.dspace.servicemanager.spring.ResourceFinder.java
private static Resource makeResource(String path) { if (path.startsWith("/")) { path = path.substring(1);// www. j a va 2s . c o m } Resource r = findResource(path); if (!r.exists()) { // try to find just the fileName // get the fileName from the path int fileStart = path.lastIndexOf('/') + 1; String fileName = path.substring(fileStart); r = findResource(fileName); } // try the environment path first if (!r.exists()) { throw new IllegalArgumentException( "Could not find this resource (" + path + ") in any of the checked locations"); } return r; }
From source file:org.shept.util.JarUtils.java
/** * Copy resources from a classPath, typically within a jar file * to a specified destination, typically a resource directory in * the projects webApp directory (images, sounds, e.t.c. ) * //from ww w . j av a 2s . c o m * Copies resources only if the destination file does not exist and * the specified resource is available. * * The ClassPathResource will be scanned for all resources in the path specified by the resource. * For example a path like: * new ClassPathResource("resource/images/pager/", SheptBaseController.class); * takes all the resources in the path 'resource/images/pager' (but not in sub-path) * from the specified clazz 'SheptBaseController' * * @param cpr ClassPathResource specifying the source location on the classPath (maybe within a jar) * @param webAppDestPath Full path String to the fileSystem destination directory * @throws IOException when copying on copy error * @throws URISyntaxException */ public static void copyResources(ClassPathResource cpr, String webAppDestPath) throws IOException, URISyntaxException { String dstPath = webAppDestPath; // + "/" + jarPathInternal(cpr.getURL()); File dir = new File(dstPath); dir.mkdirs(); URL url = cpr.getURL(); // jarUrl is the URL of the containing lib, e.g. shept.org in this case URL jarUrl = ResourceUtils.extractJarFileURL(url); String urlFile = url.getFile(); String resPath = ""; int separatorIndex = urlFile.indexOf(ResourceUtils.JAR_URL_SEPARATOR); if (separatorIndex != -1) { // just copy the the location path inside the jar without leading separators !/ resPath = urlFile.substring(separatorIndex + ResourceUtils.JAR_URL_SEPARATOR.length()); } else { return; // no resource within jar to copy } File f = new File(ResourceUtils.toURI(jarUrl)); JarFile jf = new JarFile(f); Enumeration<JarEntry> entries = jf.entries(); while (entries.hasMoreElements()) { JarEntry entry = entries.nextElement(); String path = entry.getName(); if (path.startsWith(resPath) && entry.getSize() > 0) { String fileName = path.substring(path.lastIndexOf("/")); File dstFile = new File(dstPath, fileName); // (StringUtils.applyRelativePath(dstPath, fileName)); Resource fileRes = cpr.createRelative(fileName); if (!dstFile.exists() && fileRes.exists()) { FileOutputStream fos = new FileOutputStream(dstFile); FileCopyUtils.copy(fileRes.getInputStream(), fos); logger.info("Successfully copied file " + fileName + " from " + cpr.getPath() + " to " + dstFile.getPath()); } } } if (jf != null) { jf.close(); } }
From source file:com.google.api.ads.adwords.jaxws.extensions.kratu.KratuMain.java
/** * Initialize the application context, adding the properties configuration file depending on the * specified path.//from w w w .j ava 2 s .c o m * * @param propertiesPath the path to the file. * @return the resource loaded from the properties file. * @throws IOException error opening the properties file. */ private static Properties initApplicationContextAndProperties(String propertiesPath) throws IOException { Resource resource = new ClassPathResource(propertiesPath); if (!resource.exists()) { resource = new FileSystemResource(propertiesPath); } DynamicPropertyPlaceholderConfigurer.setDynamicResource(resource); Properties properties = PropertiesLoaderUtils.loadProperties(resource); String dbType = (String) properties.get(AW_REPORT_MODEL_DB_TYPE); if (dbType != null && dbType.equals(DataBaseType.MONGODB.name())) { appCtx = new ClassPathXmlApplicationContext("classpath:kratubackend-mongodb-beans.xml"); } else { appCtx = new ClassPathXmlApplicationContext("classpath:kratubackend-sql-beans.xml"); } return properties; }