Example usage for org.apache.commons.configuration.reloading FileChangedReloadingStrategy FileChangedReloadingStrategy

Introduction

In this page you can find the example usage for org.apache.commons.configuration.reloading FileChangedReloadingStrategy FileChangedReloadingStrategy.

Prototype

FileChangedReloadingStrategy

Source Link

Usage

From source file:org.nibblesec.tools.SerialKiller.java

public SerialKiller(InputStream inputStream, String configFile) throws IOException, ConfigurationException {
    super(inputStream);
    config = new XMLConfiguration(configFile);
    FileChangedReloadingStrategy reloadStrategy = new FileChangedReloadingStrategy();
    reloadStrategy.setRefreshDelay(config.getLong("refresh"));
    config.setReloadingStrategy(reloadStrategy);
}

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From source file:org.opennms.pris.config.InstanceApacheConfiguration.java

private static org.apache.commons.configuration.Configuration createConfig(final Path basePath) {
    final Path path = basePath.resolve("requisition.properties");

    // Raise wrapped file not found exception if the config file does not exist
    if (!Files.exists(path)) {
        throw new RuntimeException("Config file not found: " + path);
    }/*from w w  w.  ja  v  a 2  s . c o  m*/

    // Load system and file properties
    try {
        return new org.apache.commons.configuration.PropertiesConfiguration(path.toFile()) {
            {
                setThrowExceptionOnMissing(true);
                setReloadingStrategy(new FileChangedReloadingStrategy());
            }
        };

    } catch (final ConfigurationException ex) {
        throw new RuntimeException(ex);
    }
}

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From source file:org.osbo.configuration.OsboConfigurationFiles.java

public OsboConfigurationFiles(String ruta, long tiempo) {
    // Exists only to defeat instantiation.
    file = ruta;/*  ww w  . j  a  va2  s . c  o m*/
    config = null;
    try {
        config = new PropertiesConfiguration(file);
    } catch (ConfigurationException ex) {
        ex.printStackTrace();
    }
    FileChangedReloadingStrategy conf = new FileChangedReloadingStrategy();
    conf.setRefreshDelay(tiempo);
    config.setReloadingStrategy(conf);
}

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From source file:org.overlord.commons.config.configurator.AbstractPropertiesFileConfigurator.java

/**
 * @see org.overlord.commons.config.configurator.Configurator#provideConfiguration(java.lang.String, java.lang.Long)
 *///from w w  w.  ja va  2 s. c o  m
@Override
public Configuration provideConfiguration(String configName, Long refreshDelay) throws ConfigurationException {
    URL url = findConfigUrl(configName);
    if (url != null) {
        PropertiesConfiguration propertiesConfiguration = new PropertiesConfiguration(url);
        FileChangedReloadingStrategy fileChangedReloadingStrategy = new FileChangedReloadingStrategy();
        fileChangedReloadingStrategy.setRefreshDelay(refreshDelay);
        propertiesConfiguration.setReloadingStrategy(fileChangedReloadingStrategy);
        return propertiesConfiguration;
    } else {
        return null;
    }
}

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From source file:org.pentaho.hadoop.PropertiesConfigurationProperties.java

private static PropertiesConfiguration initPropertiesConfiguration(FileObject fileObject)
        throws FileSystemException, ConfigurationException {
    PropertiesConfiguration propertiesConfiguration = new PropertiesConfiguration(fileObject.getURL());
    propertiesConfiguration.setAutoSave(true);
    FileChangedReloadingStrategy fileChangedReloadingStrategy = new FileChangedReloadingStrategy();
    fileChangedReloadingStrategy.setRefreshDelay(1000L);
    propertiesConfiguration.setReloadingStrategy(fileChangedReloadingStrategy);
    return propertiesConfiguration;
}

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From source file:org.soaplab.clients.ClientConfig.java

/**************************************************************************
 * Add given property files as a new configuration to 'cfg'
 * composite configuration. Return true on success.
 **************************************************************************/
private static boolean addPropertiesConfiguration(CompositeConfiguration cfg, String configFilename) {
    try {/*from  w w w .j a  v  a2 s  . c  o m*/
        PropertiesConfiguration propsConfig = new PropertiesConfiguration(configFilename);
        propsConfig.setReloadingStrategy(new FileChangedReloadingStrategy());
        cfg.addConfiguration(propsConfig);
        return true;
    } catch (ConfigurationException e) {
        log.error("Loading properties configuration from '" + configFilename + "' failed: " + e.getMessage());
        return false;
    }
}

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From source file:org.soaplab.services.Config.java

/**************************************************************************
 * Add given property files as a new configuration to 'cfg'
 * composite configuration. Return true on success.
 **************************************************************************/
private static boolean addPropertiesConfiguration(CompositeConfiguration cfg, String configFilename) {
    try {/*from   w  w w  . j ava 2 s.  co  m*/
        PropertiesConfiguration propsConfig = new PropertiesConfiguration(configFilename);
        if (isExistingConfig(propsConfig))
            return true;
        propsConfig.setReloadingStrategy(new FileChangedReloadingStrategy());
        cfg.addConfiguration(propsConfig);
        return true;
    } catch (ConfigurationException e) {
        log.error("Loading properties configuration from '" + configFilename + "' failed: " + e.getMessage());
        return false;
    }
}

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From source file:org.soaplab.services.Config.java

/**************************************************************************
 * Add given XML files as a new configuration to 'cfg' composite
 * configuration. Return true on success.
 **************************************************************************/
private static boolean addXMLConfiguration(CompositeConfiguration cfg, String configFilename) {
    try {//from w  w  w  . ja va 2 s. co  m
        XMLConfiguration xmlConfig = new XMLConfiguration(configFilename);
        if (isExistingConfig(xmlConfig))
            return true;
        xmlConfig.setReloadingStrategy(new FileChangedReloadingStrategy());
        cfg.addConfiguration(xmlConfig);
        return true;
    } catch (ConfigurationException e) {
        log.error("Loading XML configuration from '" + configFilename + "' failed: " + e.getMessage());
        return false;
    }
}

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From source file:org.soaplab.services.DefaultAnalysisInventory.java

/**************************************************************************
 * Check if the property containing filename with an analysis list
 * (or filenames, actually) has changed since the last time we saw
 * it. If yes, reload analysis list(s) defined in this property.
 *************************************************************************/
protected synchronized void reloadConfig() {

    // find the filename(s) with our analysis list(s)
    String[] fileNames = Config.get().getStringArray(Config.PROP_APPLIST_FILENAME);
    if (fileNames == null || fileNames.length == 0) {
        if (!warningIssued) {
            log.warn("Property '" + Config.PROP_APPLIST_FILENAME + "' not found.");
            warningIssued = true;// ww w .  j a  va  2  s  .c o  m
        }
        configs = null;
        lastUsedFileNames = null;
        appList = new Hashtable<String, Vector<AnalysisInstallation>>();
        return;
    }

    // has PROP_APPLIST_FILENAME changed since last visit?
    String joined = StringUtils.join(fileNames, ",");
    if (!joined.equals(lastUsedFileNames)) {
        warningIssued = false;
        List<XMLConfiguration> configsList = new ArrayList<XMLConfiguration>();
        for (int i = 0; i < fileNames.length; i++) {
            try {
                XMLConfiguration config = new XMLConfiguration(fileNames[i]);
                config.setReloadingStrategy(new FileChangedReloadingStrategy() {
                    public void reloadingPerformed() {
                        super.reloadingPerformed(); // because of updateLastModified();
                        readConfigs();
                    }
                });
                configsList.add(config);
                log.info("Using analysis list file '" + fileNames[i] + "'");
            } catch (ConfigurationException e) {
                log.error("Loading analysis list from '" + fileNames[i] + "' failed: " + e.getMessage());
            }
        }
        if (configsList.size() > 0) {
            configs = configsList.toArray(new XMLConfiguration[] {});
            readConfigs();
            lastUsedFileNames = joined;
        } else {
            configs = null;
            lastUsedFileNames = null;
            appList = new Hashtable<String, Vector<AnalysisInstallation>>();
        }
    }

    // try to trigger reloading of individual XML file names (if
    // they changed)
    if (configs != null) {
        for (int i = 0; i < configs.length; i++)
            configs[i].isEmpty();
    }

}

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From source file:org.unitime.timetable.util.MessageResources.java

private Configuration getConfiguration(String name) {
    Configuration configuration = null;
    URL url = Thread.currentThread().getContextClassLoader().getResource(name);
    if (url != null) {
        PropertiesConfiguration pc = new PropertiesConfiguration();
        pc.setURL(url);//from  www . ja  v  a2 s  .  co m

        // Set reloading strategy 
        String dynamicReload = ApplicationProperties.getProperty("tmtbl.properties.dynamic_reload", null);
        if (dynamicReload != null && dynamicReload.equalsIgnoreCase("true")) {
            long refreshDelay = Constants.getPositiveInteger(
                    ApplicationProperties.getProperty("tmtbl.properties.dynamic_reload_interval"), 15000);

            FileChangedReloadingStrategy strategy = new FileChangedReloadingStrategy();
            strategy.setRefreshDelay(refreshDelay);
            pc.setReloadingStrategy(strategy);

            pc.addConfigurationListener(new MessageResourcesCfgListener(pc.getBasePath()));
        }

        try {
            pc.load();
            configuration = pc;
        } catch (ConfigurationException e) {
            Debug.error("Message Resources configuration exception: " + e.getMessage());
        }
    }

    return configuration;
}

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