Example usage for org.springframework.core.io Resource exists

List of usage examples for org.springframework.core.io Resource exists

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Introduction

In this page you can find the example usage for org.springframework.core.io Resource exists.

Prototype

boolean exists();

Source Link

Document

Determine whether this resource actually exists in physical form.

Usage

From source file:com.sinosoft.one.mvc.scanning.ResourceRef.java

public static ResourceRef toResourceRef(Resource folder) throws IOException {
    ResourceRef rr = new ResourceRef(folder, null, null);
    String[] modifiers = null;//  ww w  . j  av a2 s.c o  m
    Resource mvcPropertiesResource = rr.getInnerResource("META-INF/mvc.properties");
    if (mvcPropertiesResource.exists()) {
        if (logger.isDebugEnabled()) {
            logger.debug("found mvc.properties: " + mvcPropertiesResource.getURI());
        }
        InputStream in = mvcPropertiesResource.getInputStream();
        rr.properties.load(in);
        in.close();
        String attrValue = rr.properties.getProperty("mvc");
        if (attrValue == null) {
            attrValue = rr.properties.getProperty("Mvc");
        }
        if (attrValue != null) {
            modifiers = StringUtils.split(attrValue, ", ;\n\r\t");
            if (logger.isDebugEnabled()) {
                logger.debug("modifiers[by properties][" + rr.getResource().getURI() + "]="
                        + Arrays.toString(modifiers));
            }
        }
    }
    //
    if (modifiers == null) {
        if (!"jar".equals(rr.getProtocol())) {
            modifiers = new String[] { "**" };
            if (logger.isDebugEnabled()) {
                logger.debug("modifiers[by default][" + rr.getResource().getURI() + "]="
                        + Arrays.toString(modifiers));
            }
        } else {
            JarFile jarFile = new JarFile(rr.getResource().getFile());
            Manifest manifest = jarFile.getManifest();
            if (manifest != null) {
                Attributes attributes = manifest.getMainAttributes();
                String attrValue = attributes.getValue("mvc");
                if (attrValue == null) {
                    attrValue = attributes.getValue("Mvc");
                }
                if (attrValue != null) {
                    modifiers = StringUtils.split(attrValue, ", ;\n\r\t");
                    if (logger.isDebugEnabled()) {
                        logger.debug("modifiers[by manifest.mf][" + rr.getResource().getURI() + "]="
                                + Arrays.toString(modifiers));
                    }
                }
            }
        }
    }
    rr.setModifiers(modifiers);
    return rr;
}

From source file:com.gzj.tulip.load.ResourceRef.java

public static ResourceRef toResourceRef(Resource folder) throws IOException {
    ResourceRef rr = new ResourceRef(folder, null, null);
    String[] modifiers = null;/*from  w  ww .j a v a  2 s  .  c o m*/
    Resource rosePropertiesResource = rr.getInnerResource("META-INF/rose.properties");
    if (rosePropertiesResource.exists()) {
        if (logger.isDebugEnabled()) {
            logger.debug("found rose.properties: " + rosePropertiesResource.getURI());
        }
        InputStream in = rosePropertiesResource.getInputStream();
        rr.properties.load(in);
        in.close();
        String attrValue = rr.properties.getProperty("rose");
        if (attrValue == null) {
            attrValue = rr.properties.getProperty("Rose");
        }
        if (attrValue != null) {
            modifiers = StringUtils.split(attrValue, ", ;\n\r\t");
            if (logger.isDebugEnabled()) {
                logger.debug("modifiers[by properties][" + rr.getResource().getURI() + "]="
                        + Arrays.toString(modifiers));
            }
        }
    }
    //
    if (modifiers == null) {
        if (!"jar".equals(rr.getProtocol())) {
            modifiers = new String[] { "**" };
            if (logger.isDebugEnabled()) {
                logger.debug("modifiers[by default][" + rr.getResource().getURI() + "]="
                        + Arrays.toString(modifiers));
            }
        } else {
            JarFile jarFile = new JarFile(rr.getResource().getFile());
            Manifest manifest = jarFile.getManifest();
            if (manifest != null) {
                Attributes attributes = manifest.getMainAttributes();
                String attrValue = attributes.getValue("rose");
                if (attrValue == null) {
                    attrValue = attributes.getValue("Rose");
                }
                if (attrValue != null) {
                    modifiers = StringUtils.split(attrValue, ", ;\n\r\t");
                    if (logger.isDebugEnabled()) {
                        logger.debug("modifiers[by manifest.mf][" + rr.getResource().getURI() + "]="
                                + Arrays.toString(modifiers));
                    }
                }
            }
        }
    }
    rr.setModifiers(modifiers);
    return rr;
}

From source file:grails.plugin.searchable.internal.SearchableUtils.java

private static Map loadMetadata() {
    Resource r = new ClassPathResource(PROJECT_META_FILE);
    if (r.exists()) {
        return loadMetadata(r);
    }/*from   w w w . j a  v  a 2  s.co  m*/
    String basedir = System.getProperty("base.dir");
    if (basedir != null) {
        r = new FileSystemResource(new File(basedir, PROJECT_META_FILE));
        if (r.exists()) {
            return loadMetadata(r);
        }
    }
    return null;
}

From source file:org.dspace.servicemanager.spring.ResourceFinder.java

private static Resource findResource(String path) {
    Resource r;
    String envPath = getEnvironmentPath() + path;
    r = new FileSystemResource(envPath);
    if (!r.exists()) {
        // try the relative path next
        String relPath = getRelativePath() + path;
        r = new FileSystemResource(relPath);
        if (!r.exists()) {
            // now try the classloaders
            ClassLoader cl = ResourceFinder.class.getClassLoader();
            r = new ClassPathResource(path, cl);
            if (!r.exists()) {
                // finally try the context classloader
                cl = Thread.currentThread().getContextClassLoader();
                r = new ClassPathResource(path, cl);
            }/*from   w  ww  . j  a  v a 2s . co m*/
        }
    }
    return r;
}

From source file:com.google.api.ads.adwords.awalerting.AwAlerting.java

/**
 * Load JSON configuration file specified in the properties file. First try to load the JSON
 * configuration file from the same folder as the properties file; if it does not exist, try to
 * load it from the default location.//from  w ww .ja  va2s . com
 *
 * @param propertiesPath the path to the properties file
 * @return JSON configuration loaded from the json file
 * @throws AlertConfigLoadException error reading properties / json file
 */
private static JsonObject getAlertsConfig(String propertiesPath) throws AlertConfigLoadException {
    LOGGER.info("Using properties file: {}", propertiesPath);

    Resource propertiesResource = new ClassPathResource(propertiesPath);
    if (!propertiesResource.exists()) {
        propertiesResource = new FileSystemResource(propertiesPath);
    }

    JsonObject alertsConfig = null;
    try {
        Properties properties = initApplicationContextAndProperties(propertiesResource);

        // Load alerts config from the same folder as the properties file
        String alertsConfigFilename = properties.getProperty("aw.alerting.alerts");
        String propertiesFolder = propertiesResource.getFile().getParent();
        File alertsConfigFile = new File(propertiesFolder, alertsConfigFilename);

        // If it does not exist, try the default resource folder according to maven structure.
        if (!alertsConfigFile.exists()) {
            String alertsConfigFilepath = "src/main/resources/" + alertsConfigFilename;
            alertsConfigFile = new File(alertsConfigFilepath);
        }

        LOGGER.debug("Loading alerts config file from {}", alertsConfigFile.getAbsolutePath());
        JsonParser jsonParser = new JsonParser();
        alertsConfig = jsonParser.parse(new FileReader(alertsConfigFile)).getAsJsonObject();
        LOGGER.debug("Done.");
    } catch (IOException e) {
        throw new AlertConfigLoadException("Error loading alerts config at " + propertiesPath, e);
    } catch (JsonParseException e) {
        throw new AlertConfigLoadException("Error parsing config file at " + propertiesPath, e);
    }

    return alertsConfig;
}

From source file:org.solmix.runtime.support.spring.ContainerApplicationContext.java

/**
 * @param cfgFile/*from  w  ww  .  j a  v a2  s . c om*/
 * @return
 */
public static Resource findResource(final String cfgFile) {
    try {
        return AccessController.doPrivileged(new PrivilegedAction<Resource>() {

            @Override
            public Resource run() {
                Resource cpr = new ClassPathResource(cfgFile);
                if (cpr.exists()) {
                    return cpr;
                }
                try {
                    // see if it's a URL
                    URL url = new URL(cfgFile);
                    cpr = new UrlResource(url);
                    if (cpr.exists()) {
                        return cpr;
                    }
                } catch (MalformedURLException e) {
                    // ignore
                }
                // try loading it our way
                URL url = ClassLoaderUtils.getResource(cfgFile, ContainerApplicationContext.class);
                if (url != null) {
                    cpr = new UrlResource(url);
                    if (cpr.exists()) {
                        return cpr;
                    }
                }
                cpr = new FileSystemResource(cfgFile);
                if (cpr.exists()) {
                    return cpr;
                }
                return null;
            }
        });
    } catch (AccessControlException ex) {
        // cannot read the user config file
        return null;
    }
}

From source file:org.sakaiproject.entitybroker.util.spring.ResourceFinder.java

private static Resource makeResource(String path) {
    if (path.startsWith("/")) {
        path = path.substring(1);// w w  w .  j a va  2 s  .  c om
    }
    Resource r = null;
    // try the environment path first
    String envPath = getEnvironmentPath() + path;
    r = new FileSystemResource(envPath);
    if (!r.exists()) {
        // try the relative path next
        String relPath = getRelativePath() + path;
        r = new FileSystemResource(relPath);
        if (!r.exists()) {
            // now try the classloader
            ClassLoader cl = ResourceFinder.class.getClassLoader();
            r = new ClassPathResource(path, cl);
            if (!r.exists()) {
                // finally try the system classloader
                cl = ClassLoader.getSystemClassLoader();
                r = new ClassPathResource(path, cl);
            }
        }
    }
    if (!r.exists()) {
        throw new IllegalArgumentException(
                "Could not find this resource (" + path + ") in any of the checked locations");
    }
    return r;
}

From source file:com.edgenius.core.util.FileUtil.java

/**
 * IMPORTANT: this location must be Spring resource format, such as, file://c:/abc.txt
 * or classpath:abc.properties etc.  If there is not protocol prefix, this method may not 
 * return correct value (always false)./*  w w w  .  j av  a 2s  .  c om*/
 * @param location
 * @return
 */
public static boolean exist(String location) {
    DefaultResourceLoader loader = new DefaultResourceLoader();
    Resource res = loader.getResource(location);
    return res.exists();
}

From source file:com.google.api.ads.adwords.jaxws.extensions.AwReporting.java

/**
 * Initialize the application context, adding the properties configuration file depending on the
 * specified path./*  w  w w.  jav a  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);
    }
    LOGGER.trace("Innitializing Spring application context.");
    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())) {

        LOGGER.debug("Using MONGO DB configuration properties.");
        appCtx = new ClassPathXmlApplicationContext("classpath:aw-reporting-mongodb-beans.xml");
    } else {

        LOGGER.debug("Using SQL DB configuration properties.");
        appCtx = new ClassPathXmlApplicationContext("classpath:aw-reporting-sql-beans.xml");
    }

    return properties;
}

From source file:org.red5.server.stream.RecordingListener.java

/**
 * Get the file we'd be recording to based on scope and given name.
 *
 * @param scope//from  w w w.j  a v  a 2  s. c om
 *            scope
 * @param name
 *            name
 * @return file
 */
public static File getRecordFile(IScope scope, String name) {
    // get stream filename generator
    IStreamFilenameGenerator generator = (IStreamFilenameGenerator) ScopeUtils.getScopeService(scope,
            IStreamFilenameGenerator.class, DefaultStreamFilenameGenerator.class);
    // generate filename
    String fileName = generator.generateFilename(scope, name, ".flv", GenerationType.RECORD);
    File file = null;
    if (generator.resolvesToAbsolutePath()) {
        file = new File(fileName);
    } else {
        Resource resource = scope.getContext().getResource(fileName);
        if (resource.exists()) {
            try {
                file = resource.getFile();
                log.debug("File exists: {} writable: {}", file.exists(), file.canWrite());
            } catch (IOException ioe) {
                log.error("File error: {}", ioe);
            }
        } else {
            String appScopeName = ScopeUtils.findApplication(scope).getName();
            file = new File(
                    String.format("%s/webapps/%s/%s", System.getProperty("red5.root"), appScopeName, fileName));
        }
    }
    return file;
}