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:org.alfresco.repo.transfer.fsr.SchemaBootstrap.java

/**
 * Execute database creation script./* w ww  .ja v a 2 s .  c  o  m*/
 */
protected void createDBTables() {

    // check if tables in DB exist?
    if (isDBInitialized())
        return;
    Resource resourceScript = rpr.getResource(creationScript);
    if (!resourceScript.exists()) {
        if (log.isDebugEnabled()) {
            log.debug("Ressource " + creationScript + " does not exist!");
        }
        // throw exception
        throw new AlfrescoRuntimeException("Creation script " + creationScript + " not found!");
    }

    // execute script
    executeSript(resourceScript);

}

From source file:org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinition.java

protected void checkNameMatchesSelf() throws IOException {
    String expectedLocation = ModuleLocationUtils.getModuleLocation(baseDir, name);
    Resource self = resolver.getResource(expectedLocation);

    if (!self.exists()) {
        throw new IOException("Resource [" + location() + "] is expected to exist at [" + expectedLocation
                + "] please ensure the name property is correct");
    }/*from w w w .j a  v  a2s  .c o  m*/

    String moduleUrl = moduleProperties.getURL().toExternalForm();
    String selfUrl = self.getURL().toExternalForm();

    if (!moduleUrl.equals(selfUrl)) {
        throw new IOException("Resource [" + location() + "] and [" + self.getURL()
                + "] do not appear to be the same resource, "
                + "please ensure the name property is correct or that the " + "module is not defined twice");
    }
}

From source file:org.apache.cloudstack.spring.module.model.impl.DefaultModuleDefinitionSet.java

protected void load(Resource resource, Properties props) {
    if (resource == null) {
        return;/*  w  ww . ja  v a 2s .  c o m*/
    }

    InputStream is = null;
    try {
        if (resource.exists()) {
            is = resource.getInputStream();
            props.load(is);
        }
    } catch (IOException e) {
        throw new IllegalStateException("Failed to load resource [" + resource + "]", e);
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:org.apache.cocoon.core.container.spring.avalon.ConfigurationReader.java

/**
 * Handle includes of avalon configurations.
 *
 * @param contextURI// w  ww  . j  a  va 2 s . c  om
 * @param loadedURIs
 * @param includeStatement
 * @throws ConfigurationException
 */
protected void handleInclude(final String contextURI, final Set loadedURIs,
        final Configuration includeStatement) throws ConfigurationException {
    final String includeURI = includeStatement.getAttribute("src", null);
    String directoryURI = null;
    if (includeURI == null) {
        // check for directories
        directoryURI = includeStatement.getAttribute("dir", null);
    }
    if (includeURI == null && directoryURI == null) {
        throw new ConfigurationException("Include statement must either have a 'src' or 'dir' attribute, at "
                + includeStatement.getLocation());
    }

    if (includeURI != null) {
        try {
            Resource src = this.resolver.getResource(getUrl(includeURI, contextURI));
            loadURI(src, loadedURIs, includeStatement);
        } catch (Exception e) {
            throw new ConfigurationException(
                    "Cannot load '" + includeURI + "' at " + includeStatement.getLocation(), e);
        }

    } else {
        boolean load = true;
        // test if directory exists (only if not classpath protocol is used)
        if (!ResourceUtils.isClasspathUri(directoryURI)) {
            Resource dirResource = this.resolver.getResource(this.getUrl(directoryURI, contextURI));
            if (!dirResource.exists()) {
                if (!includeStatement.getAttributeAsBoolean("optional", false)) {
                    throw new ConfigurationException("Directory '" + directoryURI + "' does not exist ("
                            + includeStatement.getLocation() + ").");
                }
                load = false;
            }
        }
        if (load) {
            final String pattern = includeStatement.getAttribute("pattern", null);
            try {
                Resource[] resources = this.resolver
                        .getResources(this.getUrl(directoryURI + '/' + pattern, contextURI));
                if (resources != null) {
                    Arrays.sort(resources, ResourceUtils.getResourceComparator());
                    for (int i = 0; i < resources.length; i++) {
                        loadURI(resources[i], loadedURIs, includeStatement);
                    }
                }
            } catch (Exception e) {
                throw new ConfigurationException("Cannot load from directory '" + directoryURI + "' at "
                        + includeStatement.getLocation(), e);
            }
        }
    }
}

From source file:org.apache.cocoon.core.container.spring.avalon.ConfigurationReader.java

/**
 * Handle include for spring bean configurations.
 *
 * @param contextURI/*from   ww w . ja  va 2s.  c  o m*/
 * @param includeStatement
 * @throws ConfigurationException
 */
protected void handleBeanInclude(final String contextURI, final Configuration includeStatement)
        throws ConfigurationException {
    final String includeURI = includeStatement.getAttribute("src", null);
    String directoryURI = null;
    if (includeURI == null) {
        // check for directories
        directoryURI = includeStatement.getAttribute("dir", null);
    }
    if (includeURI == null && directoryURI == null) {
        throw new ConfigurationException("Include statement must either have a 'src' or 'dir' attribute, at "
                + includeStatement.getLocation());
    }

    if (includeURI != null) {
        try {
            Resource src = this.resolver.getResource(getUrl(includeURI, contextURI));
            this.configInfo.addImport(getUrl(src));
        } catch (Exception e) {
            throw new ConfigurationException(
                    "Cannot load '" + includeURI + "' at " + includeStatement.getLocation(), e);
        }

    } else {
        // test if directory exists
        Resource dirResource = this.resolver.getResource(this.getUrl(directoryURI, contextURI));
        if (dirResource.exists()) {
            final String pattern = includeStatement.getAttribute("pattern", null);
            try {
                Resource[] resources = this.resolver
                        .getResources(this.getUrl(directoryURI + '/' + pattern, contextURI));
                if (resources != null) {
                    Arrays.sort(resources, ResourceUtils.getResourceComparator());
                    for (int i = 0; i < resources.length; i++) {
                        this.configInfo.addImport(getUrl(resources[i]));
                    }
                }
            } catch (IOException ioe) {
                throw new ConfigurationException("Unable to read configurations from " + directoryURI);
            }
        } else {
            if (!includeStatement.getAttributeAsBoolean("optional", false)) {
                throw new ConfigurationException("Directory '" + directoryURI + "' does not exist ("
                        + includeStatement.getLocation() + ").");
            }
        }
    }
}

From source file:org.apache.syncope.core.misc.spring.ResourceWithFallbackLoader.java

@Override
public Resource getResource(final String location) {
    Resource resource = resolver.getResource(primary + location);
    if (!resource.exists()) {
        resource = resolver.getResource(fallback + location);
    }/*from   w  w  w  . j  a v a  2 s.  com*/

    return resource;
}

From source file:org.apereo.portal.portlets.portletadmin.xmlsupport.XmlChannelPublishingDefinitionDao.java

private PortletPublishingDefinition loadChannelPublishingDefinition(int channelTypeId) {
    // if the CPD is not already in the cache, determine the CPD URI
    final String cpdUri;
    if (channelTypeId >= 0) {
        final IPortletType type = this.portletTypeRegistry.getPortletType(channelTypeId);
        if (type == null) {
            throw new IllegalArgumentException("No ChannelType registered with id: " + channelTypeId);
        }//from   w  w  w  .  j  a va 2s  . c o  m
        cpdUri = type.getCpdUri();
    } else {
        throw new IllegalArgumentException("No ChannelType registered with id: " + channelTypeId);
    }

    // read and parse the CPD
    final PortletPublishingDefinition def;
    final Resource cpdResource = this.resourceLoader.getResource("classpath:" + cpdUri);
    if (!cpdResource.exists()) {
        throw new MissingResourceException(
                "Failed to find CPD '" + cpdUri + "' for channel type " + channelTypeId,
                this.getClass().getName(), cpdUri);
    }

    final InputStream cpdStream;
    try {
        cpdStream = cpdResource.getInputStream();
    } catch (IOException e) {
        throw new MissingResourceException(
                "Failed to load CPD '" + cpdUri + "' for channel type " + channelTypeId,
                this.getClass().getName(), cpdUri);
    }

    try {
        def = (PortletPublishingDefinition) this.unmarshaller.unmarshal(cpdStream);
        final List<Step> sharedParameters = this.getSharedParameters();
        def.getSteps().addAll(sharedParameters);
        // add the CPD to the cache and return it
        this.cpdCache.put(channelTypeId, def);

        return def;
    } catch (JAXBException e) {
    } finally {
        IOUtils.closeQuietly(cpdStream);
    }

    return null;

}

From source file:org.apereo.portal.portlets.portletadmin.xmlsupport.XmlChannelPublishingDefinitionDao.java

private List<Step> getSharedParameters() {
    if (this.sharedParameters != null) {
        return this.sharedParameters;
    }//from w ww.j  a va 2 s. c om

    // read and parse the shared CPD
    final Resource paramResource = this.resourceLoader.getResource("classpath:" + SHARED_PARAMETERS_PATH);
    if (!paramResource.exists()) {
        throw new MissingResourceException(
                "Failed to find shared parameters CPD '" + SHARED_PARAMETERS_PATH + "'",
                this.getClass().getName(), SHARED_PARAMETERS_PATH);
    }

    final InputStream paramStream;
    try {
        paramStream = paramResource.getInputStream();
    } catch (IOException e) {
        throw new MissingResourceException("Failed to load CPD '" + SHARED_PARAMETERS_PATH + "'",
                this.getClass().getName(), SHARED_PARAMETERS_PATH);
    }

    // parse the shared CPD and add its steps to the end of the type-specific
    try {
        PortletPublishingDefinition config = (PortletPublishingDefinition) unmarshaller.unmarshal(paramStream);
        this.sharedParameters = config.getSteps();
    } catch (JAXBException e) {
        logger.warn("Failed to parse: " + paramResource, e);
    } finally {
        IOUtils.closeQuietly(paramStream);
    }
    return this.sharedParameters;
}

From source file:org.apereo.portal.tools.dbloader.HibernateDbLoader.java

protected ITableDataProvider loadTables(DbLoaderConfig configuration, Dialect dialect)
        throws ParserConfigurationException, SAXException, IOException {
    //Locate tables.xml
    final String tablesFileName = configuration.getTablesFile();
    final Resource tablesFile = this.resourceLoader.getResource(tablesFileName);
    if (!tablesFile.exists()) {
        throw new IllegalArgumentException("Could not find tables file: " + tablesFile);
    }//from   w ww  . ja v a 2  s .  c  o  m

    //Setup parser with custom handler to generate Table model and parse
    final SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
    final TableXmlHandler dh = new TableXmlHandler(dialect);
    saxParser.parse(new InputSource(tablesFile.getInputStream()), dh);

    return dh;
}

From source file:org.apereo.portal.tools.dbloader.HibernateDbLoader.java

protected void populateTables(DbLoaderConfig configuration, Map<String, Map<String, Integer>> tableColumnTypes)
        throws ParserConfigurationException, SAXException, IOException {
    //Locate tables.xml
    final String dataFileName = configuration.getDataFile();
    final Resource dataFile = this.resourceLoader.getResource(dataFileName);
    if (!dataFile.exists()) {
        throw new IllegalArgumentException("Could not find data file: " + dataFile);
    }// ww w.  j  a va2  s .  c o m

    //Setup parser with custom handler to generate Table model and parse
    final SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
    final DataXmlHandler dh = new DataXmlHandler(jdbcOperations, transactionOperations, tableColumnTypes);
    saxParser.parse(new InputSource(dataFile.getInputStream()), dh);
}