Example usage for org.apache.commons.configuration Configuration getKeys

Introduction

In this page you can find the example usage for org.apache.commons.configuration Configuration getKeys.

Prototype

Iterator getKeys();

Source Link

Document

Get the list of the keys contained in the configuration.

Usage

From source file:org.apache.tinkerpop.gremlin.spark.structure.io.gryo.kryoshim.unshaded.UnshadedKryoShimService.java

private LinkedBlockingQueue<Kryo> initialize(final Configuration configuration) {
    // DCL is safe in this case due to volatility
    if (!INITIALIZED) {
        synchronized (UnshadedKryoShimService.class) {
            if (!INITIALIZED) {
                // so we don't get a WARN that a new configuration is being created within an active context
                final SparkConf sparkConf = null == Spark.getContext() ? new SparkConf()
                        : Spark.getContext().getConf().clone();
                configuration.getKeys()
                        .forEachRemaining(key -> sparkConf.set(key, configuration.getProperty(key).toString()));
                final KryoSerializer serializer = new KryoSerializer(sparkConf);
                // Setup a pool backed by our spark.serializer instance
                // Reuse Gryo poolsize for Kryo poolsize (no need to copy this to SparkConf)
                KRYOS.clear();//from ww  w  . ja va2  s.  c  o m
                final int poolSize = configuration.getInt(GryoPool.CONFIG_IO_GRYO_POOL_SIZE,
                        GryoPool.CONFIG_IO_GRYO_POOL_SIZE_DEFAULT);
                for (int i = 0; i < poolSize; i++) {
                    KRYOS.add(serializer.newKryo());
                }
                INITIALIZED = true;
            }
        }
    }

    return KRYOS;
}

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From source file:org.apache.tinkerpop.gremlin.spark.structure.Spark.java

public static void create(final Configuration configuration) {
    final SparkConf sparkConf = new SparkConf();
    configuration.getKeys()
            .forEachRemaining(key -> sparkConf.set(key, configuration.getProperty(key).toString()));
    sparkConf.setAppName("Apache TinkerPop's Spark-Gremlin");
    CONTEXT = SparkContext.getOrCreate(sparkConf);
}

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From source file:org.apache.tinkerpop.gremlin.structure.GraphConstructionTest.java

/**
 * A {@link Graph} should maintain the original {@code Configuration} object passed to it via {@link GraphFactory}.
 *///from w ww  .ja v a2 s  .  co m
@Test
public void shouldMaintainOriginalConfigurationObjectGivenToFactory() throws Exception {
    final Configuration originalConfig = graphProvider.newGraphConfiguration("temp2", this.getClass(),
            name.getMethodName(), null);
    final Graph createdGraph = GraphFactory.open(originalConfig);

    final Configuration configInGraph = createdGraph.configuration();
    final AtomicInteger keyCount = new AtomicInteger(0);
    originalConfig.getKeys().forEachRemaining(k -> {
        assertTrue(configInGraph.containsKey(k));
        keyCount.incrementAndGet();
    });

    // need some keys in the originalConfig for this test to be meaningful
    assertTrue(keyCount.get() > 0);
    assertEquals(keyCount.get(), IteratorUtils.count(configInGraph.getKeys()));

    graphProvider.clear(createdGraph, originalConfig);
}

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From source file:org.apache.tinkerpop.gremlin.util.SystemUtilTest.java

@Test
public void shouldLoadSystemProperties() {
    System.setProperty("blah.aa", "1");
    System.setProperty("blah.b", "true");
    System.setProperty("blah.c", "three");
    System.setProperty("bleep.d", "false");
    Configuration configuration = SystemUtil.getSystemPropertiesConfiguration("blah", false);
    assertEquals(3, IteratorUtils.count(configuration.getKeys()));
    assertEquals(1, configuration.getInt("blah.aa"));
    assertTrue(configuration.getBoolean("blah.b"));
    assertEquals("three", configuration.getProperty("blah.c"));
    assertFalse(configuration.containsKey("d") || configuration.containsKey("bleep.d"));
    System.clearProperty("blah.aa");
    System.clearProperty("blah.b");
    System.clearProperty("blah.c");
    System.clearProperty("bleep.d");
}

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From source file:org.apache.tinkerpop.gremlin.util.SystemUtilTest.java

@Test
public void shouldTrimSystemPropertyPrefixes() {
    System.setProperty("blah.a", "1");
    System.setProperty("blah.bbb", "true");
    System.setProperty("blah.c", "three");
    System.setProperty("bleep.d", "false");
    Configuration configuration = SystemUtil.getSystemPropertiesConfiguration("blah", true);
    assertEquals(3, IteratorUtils.count(configuration.getKeys()));
    assertEquals(1, configuration.getInt("a"));
    assertTrue(configuration.getBoolean("bbb"));
    assertEquals("three", configuration.getProperty("c"));
    assertFalse(configuration.containsKey("d") || configuration.containsKey("bleep.d"));
    System.clearProperty("blah.a");
    System.clearProperty("blah.bbb");
    System.clearProperty("blah.c");
    System.clearProperty("bleep.d");
}

---

From source file:org.apache.tinkerpop.gremlin.util.SystemUtilTest.java

@Test
public void shouldTrimSystemPropertyPrefixesAndNoMore() {
    System.setProperty("blah.a.x", "1");
    System.setProperty("blah.b.y", "true");
    System.setProperty("blah.cc.zzz", "three");
    System.setProperty("bleep.d.d", "false");
    Configuration configuration = SystemUtil.getSystemPropertiesConfiguration("blah", true);
    assertEquals(3, IteratorUtils.count(configuration.getKeys()));
    assertEquals(1, configuration.getInt("a.x"));
    assertTrue(configuration.getBoolean("b.y"));
    assertEquals("three", configuration.getProperty("cc.zzz"));
    assertFalse(configuration.containsKey("d") || configuration.containsKey("bleep.d"));
    assertFalse(configuration.containsKey("d.d") || configuration.containsKey("bleep.d.d"));
    System.clearProperty("blah.a.x");
    System.clearProperty("blah.b.y");
    System.clearProperty("blah.cc.zzz");
    System.clearProperty("bleep.d.d");
}

---

From source file:org.apache.torque.dsfactory.AbstractDataSourceFactory.java

/**
 * Encapsulates setting configuration properties on
 * <code>DataSource</code> objects.
 *
 * @param property the property to read from the configuration
 * @param c the configuration to read the property from
 * @param ds the <code>DataSource</code> instance to write the property to
 * @throws Exception if anything goes wrong
 *//*from ww  w  .j  a  va  2s . co m*/
protected void setProperty(String property, Configuration c, Object ds) throws Exception {
    if (c == null || c.isEmpty()) {
        return;
    }

    String key = property;
    Class<?> dsClass = ds.getClass();
    int dot = property.indexOf('.');
    try {
        if (dot > 0) {
            property = property.substring(0, dot);

            MappedPropertyDescriptor mappedPD = new MappedPropertyDescriptor(property, dsClass);
            Class<?> propertyType = mappedPD.getMappedPropertyType();
            Configuration subProps = c.subset(property);
            // use reflection to set properties
            Iterator<?> j = subProps.getKeys();
            while (j.hasNext()) {
                String subProp = (String) j.next();
                String propVal = subProps.getString(subProp);
                Object value = ConvertUtils.convert(propVal, propertyType);
                PropertyUtils.setMappedProperty(ds, property, subProp, value);

                if (log.isDebugEnabled()) {
                    log.debug(
                            "setMappedProperty(" + ds + ", " + property + ", " + subProp + ", " + value + ")");
                }
            }
        } else {
            if ("password".equals(key)) {
                // do not log value of password
                // for this, ConvertUtils.convert cannot be used
                // as it also logs the value of the converted property
                // so it is assumed here that the password is a String
                String value = c.getString(property);
                PropertyUtils.setSimpleProperty(ds, property, value);
                if (log.isDebugEnabled()) {
                    log.debug("setSimpleProperty(" + ds + ", " + property + ", " + " (value not logged)" + ")");
                }
            } else {
                Class<?> propertyType = PropertyUtils.getPropertyType(ds, property);
                Object value = ConvertUtils.convert(c.getString(property), propertyType);
                PropertyUtils.setSimpleProperty(ds, property, value);

                if (log.isDebugEnabled()) {
                    log.debug("setSimpleProperty(" + ds + ", " + property + ", " + value + ")");
                }
            }
        }
    } catch (RuntimeException e) {
        throw new TorqueRuntimeException("Runtime error setting property " + property, e);
    } catch (Exception e) {
        log.error("Property: " + property + " value: " + c.getString(key) + " is not supported by DataSource: "
                + ds.getClass().getName());
    }
}

---

From source file:org.apache.torque.dsfactory.AbstractDataSourceFactory.java

/**
 * Iterate over a Configuration subset and apply all
 * properties to a passed object which must contain Bean
 * setter and getter/*from   www  .j a va  2 s  . c  om*/
 *
 * @param c The configuration subset
 * @param o The object to apply the properties to
 * @throws TorqueException if a property set fails
 */
protected void applyConfiguration(Configuration c, Object o) throws TorqueException {
    log.debug("applyConfiguration(" + c + ", " + o + ")");

    if (c != null) {
        try {
            for (Iterator<?> i = c.getKeys(); i.hasNext();) {
                String key = (String) i.next();
                setProperty(key, c, o);
            }
        } catch (Exception e) {
            log.error(e);
            throw new TorqueException(e);
        }
    }
}

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From source file:org.apache.torque.dsfactory.JndiDataSourceFactory.java

/**
 * Initializes JNDI./*from   ww  w. j  a v a2s  .  c o  m*/
 *
 * @param configuration where to read the settings from
 * @throws TorqueException if a property set fails
 */
private void initJNDI(Configuration configuration) throws TorqueException {
    log.debug("Starting initJNDI");

    Configuration c = configuration.subset(JNDI_KEY);
    if (c == null || c.isEmpty()) {
        throw new TorqueException(
                "JndiDataSourceFactory requires a jndi " + "path property to lookup the DataSource in JNDI.");
    }

    try {
        Hashtable<String, Object> env = new Hashtable<String, Object>();
        for (Iterator<?> i = c.getKeys(); i.hasNext();) {
            String key = (String) i.next();
            if (key.equals(PATH_KEY)) {
                path = c.getString(key);
                if (log.isDebugEnabled()) {
                    log.debug("JNDI path: " + path);
                }
            } else if (key.equals(TIME_BETWEEN_LOOKUPS_KEY)) {
                ttl = c.getLong(key, ttl);
                if (log.isDebugEnabled()) {
                    log.debug("Time between context lookups: " + ttl);
                }
            } else {
                String value = c.getString(key);
                env.put(key, value);
                if (log.isDebugEnabled()) {
                    log.debug("Set jndi property: " + key + "=" + value);
                }
            }
        }

        ctx = new InitialContext(env);
        log.debug("Created new InitialContext");
        debugCtx(ctx);
    } catch (Exception e) {
        log.error("", e);
        throw new TorqueException(e);
    }
}

---

From source file:org.apache.torque.dsfactory.JndiDataSourceFactory.java

/**
 * Initializes the DataSource.//from www. java  2 s  . com
 *
 * @param configuration where to read the settings from
 * @throws TorqueException if a property set fails
 */
private void initDataSource(Configuration configuration) throws TorqueException {
    log.debug("Starting initDataSource");
    try {
        Object dataSource = null;

        Configuration c = configuration.subset(DATASOURCE_KEY);
        if (c != null) {
            for (Iterator<?> i = c.getKeys(); i.hasNext();) {
                String key = (String) i.next();
                if (key.equals(CLASSNAME_KEY)) {
                    String classname = c.getString(key);
                    if (log.isDebugEnabled()) {
                        log.debug("Datasource class: " + classname);
                    }

                    Class<?> dsClass = Class.forName(classname);
                    dataSource = dsClass.newInstance();
                } else {
                    if (dataSource != null) {
                        if (log.isDebugEnabled()) {
                            log.debug("Setting datasource property: " + key);
                        }
                        setProperty(key, c, dataSource);
                    } else {
                        log.error("Tried to set property " + key + " without Datasource definition!");
                    }
                }
            }
        }

        if (dataSource != null) {
            synchronized (ctx) {
                bindDStoJndi(ctx, path, dataSource);
            }
        }
    } catch (Exception e) {
        log.error("", e);
        throw new TorqueException(e);
    }
}

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