Example usage for java.util Properties propertyNames

Introduction

In this page you can find the example usage for java.util Properties propertyNames.

Prototype

public Enumeration<?> propertyNames() 

Source Link

Document

Returns an enumeration of all the keys in this property list, including distinct keys in the default property list if a key of the same name has not already been found from the main properties list.

Usage

From source file:com.izforge.izpack.installer.console.ConsoleInstaller.java

/**
 * Creates a new action to perform installation from a properties file.
 *
 * @param path    the property file path
 * @param console the console//  w  ww.ja va2s.  c o  m
 * @return a new {@link PropertyInstallAction}
 * @throws IOException for any I/O error
 */
private ConsoleAction createInstallFromSystemPropertiesMergeAction(String path, Console console)
        throws IOException {
    FileInputStream in = new FileInputStream(path);
    try {
        Properties properties = new Properties();
        properties.load(in);
        Properties systemProperties = System.getProperties();
        Enumeration<?> e = systemProperties.propertyNames();
        while (e.hasMoreElements()) {
            String key = (String) e.nextElement();
            String newValue = systemProperties.getProperty(key);
            String oldValue = (String) properties.setProperty(key, newValue);
            if (oldValue != null) {
                console.println(
                        "Warning: Property " + key + " overwritten: '" + oldValue + "' --> '" + newValue + "'");
            }
        }
        return new PropertyInstallAction(installData, uninstallDataWriter, properties);
    } finally {
        IOUtils.closeQuietly(in);
    }
}

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From source file:PropertiesHelper.java

/**
 * Extracts a specific property key subset from the properties passed.
 * The prefix may be removed from the keys in the resulting dictionary,
 * or it may be kept. In the latter case, exact matches on the prefix
 * will also be copied into the resulting dictionary.
 *
 *
 * @param prefix is the key prefix to filter the properties by.
 * @param keepPrefix if true, the key prefix is kept in the resulting
 * dictionary. As side-effect, a key that matches the prefix exactly
 * will also be copied. If false, the resulting dictionary's keys are
 * shortened by the prefix. An exact prefix match will not be copied,
 * as it would result in an empty string key.
 * @return a property dictionary matching the filter key. May be
 * an empty dictionary, if no prefix matches were found.
 *
 * @see #getProperty( String ) is used to assemble matches
 *//*from   w  w  w.j av a  2 s . c o  m*/
public static Properties matchingSubset(Properties properties, String prefix, boolean keepPrefix) {
    Properties result = new Properties();

    // sanity check
    if (prefix == null || prefix.length() == 0) {
        return result;
    }

    String prefixMatch; // match prefix strings with this
    String prefixSelf; // match self with this
    if (prefix.charAt(prefix.length() - 1) != '.') {
        // prefix does not end in a dot
        prefixSelf = prefix;
        prefixMatch = prefix + '.';
    } else {
        // prefix does end in one dot, remove for exact matches
        prefixSelf = prefix.substring(0, prefix.length() - 1);
        prefixMatch = prefix;
    }
    // POSTCONDITION: prefixMatch and prefixSelf are initialized!

    // now add all matches into the resulting properties.
    // Remark 1: #propertyNames() will contain the System properties!
    // Remark 2: We need to give priority to System properties. This is done
    // automatically by calling this class's getProperty method.
    String key;
    for (Enumeration e = properties.propertyNames(); e.hasMoreElements();) {
        key = (String) e.nextElement();

        if (keepPrefix) {
            // keep full prefix in result, also copy direct matches
            if (key.startsWith(prefixMatch) || key.equals(prefixSelf)) {
                result.setProperty(key, properties.getProperty(key));
            }
        } else {
            // remove full prefix in result, dont copy direct matches
            if (key.startsWith(prefixMatch)) {
                result.setProperty(key.substring(prefixMatch.length()), properties.getProperty(key));
            }
        }
    }

    // done
    return result;
}

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From source file:org.apereo.portal.security.mvc.LogoutController.java

@Override
public void afterPropertiesSet() throws Exception {
    final Map<String, String> rdHash = new HashMap<String, String>(1);

    try {//from  ww w .  ja va2s  .  c  o  m
        // We retrieve the redirect strings for each context
        // from the security properties file.
        String key;
        final Properties props = ResourceLoader.getResourceAsProperties(LogoutController.class,
                "/properties/security.properties");
        final Enumeration propNames = props.propertyNames();
        while (propNames.hasMoreElements()) {
            final String propName = (String) propNames.nextElement();
            final String propValue = props.getProperty(propName);
            if (propName.startsWith("logoutRedirect.")) {
                key = propName.substring(15);
                key = key.startsWith("root.") ? key.substring(5) : key;
                if (log.isDebugEnabled()) {
                    log.debug("Redirect key=" + key + ", value=" + propValue);
                }

                rdHash.put(key, propValue);
            }
        }
    } catch (final PortalException pe) {
        log.error("Failed to load logout redirect URLs", pe);
    } catch (final IOException ioe) {
        log.error("Failed to load logout redirect URLs", ioe);
    }

    this.redirectMap = rdHash;
}

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From source file:org.finra.dm.dao.ReloadablePropertySourceTest.java

/**
 * Creates a clone of the specified properties object.
 *
 * @param properties the source properties.
 *
 * @return the cloned properties.//from  w ww.ja v  a 2 s .  c  o m
 */
private Properties cloneProperties(Properties properties) {
    Properties clonedProperties = new Properties();
    for (Enumeration propertyNames = properties.propertyNames(); propertyNames.hasMoreElements();) {
        Object key = propertyNames.nextElement();
        clonedProperties.put(key, properties.get(key));
    }
    return clonedProperties;
}

---

From source file:org.soaplab.services.cmdline.CmdLineJob.java

/**************************************************************************
 * Create all environment variables from individual parameters
 * (from those who claim ENVAR in their metadata) and from the
 * user inputs (they are in 'inputs'). <p>
 *
 * Return an empty properties (not null) if there are no
 * environment variables to create. <p>
 **************************************************************************/
protected Properties createEnvs() throws SoaplabException {

    Parameter[] parameters = (Parameter[]) sharedAttributes.get(JOB_SHARED_PARAMETERS);
    if (parameters == null)
        return EMPTY_PROPS;

    Properties envProps = new Properties();
    StringBuilder errBuf = new StringBuilder();

    for (Parameter parameter : parameters) {
        try {/* w w  w.ja  v  a2 s . c  o m*/
            Properties props = parameter.createEnv(inputs, this);
            for (Enumeration en = props.propertyNames(); en.hasMoreElements();) {
                String key = (String) en.nextElement();
                envProps.put(key, props.get(key));
            }
        } catch (ParameterException e) {
            errBuf.append(e.getMessage());
            errBuf.append("\n");
        } catch (Exception e) {
            throw new SoaplabException(getServiceName() + ": " + "Unexpected exception. " + e.getMessage(), e);
        }
    }
    if (errBuf.length() > 0)
        throw new SoaplabException(SoaplabConstants.FAULT_NOT_VALID_INPUTS + "\n" + errBuf.toString());
    return envProps;
}

---

From source file:org.deegree.feature.persistence.cache.BBoxPropertiesCache.java

/**
 * Creates a new {@link BBoxPropertiesCache} instance.
 * //from  w  w  w  .  ja  v a  2s  .  co m
 * @param propsFile
 *            properties file, must not be <code>null</code>
 * @throws IOException
 */
public BBoxPropertiesCache(File propsFile) throws IOException {
    this.propsFile = propsFile;
    if (!propsFile.exists()) {
        LOG.info("File '" + propsFile.getCanonicalPath() + "' does not exist. Will be created as needed.");
        return;
    }
    if (!propsFile.isFile()) {
        LOG.error("File '" + propsFile.getCanonicalPath() + "' does not denote a standard file.");
        return;
    }

    Properties props = new Properties();
    InputStream is = new FileInputStream(propsFile);
    try {
        props.load(is);
    } finally {
        IOUtils.closeQuietly(is);
    }

    Enumeration<?> e = props.propertyNames();
    while (e.hasMoreElements()) {
        String propName = (String) e.nextElement();
        String propValue = props.getProperty(propName);
        Envelope env = decodePropValue(propValue);
        LOG.debug("Envelope for feature type '{}': {}", propName, env);
        ftNameToEnvelope.put(propName, env);
    }
}

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From source file:org.wso2.carbon.identity.notification.mgt.NotificationMgtConfigBuilder.java

/**
 * Build and store per module configuration objects
 *//*from  w  ww .ja  va2 s.c om*/
private void build() {
    Properties moduleNames = NotificationManagementUtils
            .getSubProperties(NotificationMgtConstants.Configs.MODULE_NAME, notificationMgtConfigProperties);
    Enumeration propertyNames = moduleNames.propertyNames();
    // Iterate through events and build event objects
    while (propertyNames.hasMoreElements()) {
        String key = (String) propertyNames.nextElement();
        String moduleName = (String) moduleNames.remove(key);
        moduleConfiguration.put(moduleName, buildModuleConfigurations(moduleName));
    }
}

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From source file:sorcer.launcher.Launcher.java

/**
 * Create a new set of system properties using the result of getDefaultProperties() as he defaults
 * and the system properties as overrides
 * @return Properties to be used as a system properties of the new sorcer
 *//*from   w ww  .  j av a 2  s  . c  o  m*/
protected Properties getProperties() {
    Properties overrides = new Properties(getDefaultProperties());
    overrides.putAll(System.getProperties());
    if (log.isDebugEnabled())
        for (Object key : i(overrides.propertyNames()))
            log.debug("{} = {}", key, overrides.getProperty((String) key));
    return overrides;
}

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From source file:se.cambio.cds.gdl.parser.DADLSerializer.java

private void loadProfile(String name) {
    profile = new HashMap<String, List<String>>();
    try {/*w w  w  .  j  a va  2 s .co m*/
        InputStream input = this.getClass().getClassLoader().getResourceAsStream(name);
        Properties props = new Properties();
        props.load(input);
        Enumeration keys = props.propertyNames();
        StringTokenizer tokens = null;
        List<String> attributes;
        while (keys.hasMoreElements()) {
            Object key = keys.nextElement();
            String line = props.getProperty((String) key);
            log.debug(line);

            tokens = new StringTokenizer(line, ",");
            attributes = new ArrayList<String>();
            while (tokens.hasMoreTokens()) {
                attributes.add(tokens.nextToken());
            }
            profile.put((String) key, attributes);

            log.debug(key.toString() + " with attributes: " + attributes);
        }
        log.debug(profile.size() + " class(es) loaded..");

    } catch (Exception e) {
        log.error("failed to load " + name);
    }
}

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From source file:net.ageto.gyrex.persistence.jdbc.pool.internal.commands.ListPools.java

private void printPool(final PoolDefinition pool) throws BackingStoreException {
    printf("Pool %s", pool.getPoolId());
    printf(StringUtils.EMPTY);//from  ww  w . j a v a2  s  .c  om

    final Properties driverProperties = pool.getDriverProperties();
    if (!driverProperties.isEmpty()) {
        printf("Driver Properties:");
        final SortedSet<String> names = new TreeSet<String>();
        final Enumeration<?> propertyNames = driverProperties.propertyNames();
        while (propertyNames.hasMoreElements()) {
            names.add((String) propertyNames.nextElement());
        }
        for (final String key : names) {
            printf("  %35s: %s", key, StringUtils.trimToEmpty(driverProperties.getProperty(key)));
        }
        printf(StringUtils.EMPTY);
    }

    printf("Pool Statistics:");
    final BoneCPDataSource dataSource = (BoneCPDataSource) PoolActivator.getInstance().getRegistry()
            .getDataSource(pool.getPoolId());

    // test connectivity (this also works around a bug in BoneCP which would result in an NPE below)
    try {
        final Connection connection = dataSource.getConnection();
        if (connection instanceof ConnectionHandle) {
            printf("  %35s: %s", "connectionTest",
                    ((ConnectionHandle) connection).isValid(1000) ? "OK" : "NOT OK");
        } else {
            printf("  %35s: %s", "connectionSample", connection.toString());
        }
        connection.close();
    } catch (final SQLException e) {
        printf("  unable to connect to pool: %s", e.getMessage());
    }

    // total number of leased connections
    printf("  %35s: %d", "totalLeased", dataSource.getTotalLeased());
    printf(StringUtils.EMPTY);

    printf("Effective Pool Config:");
    final TreeMap<String, String> poolConfig = readPoolConfig(dataSource);
    for (final Entry<String, String> entry : poolConfig.entrySet()) {
        printf("  %35s: %s", entry.getKey(), entry.getValue());
    }
}

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