Example usage for org.apache.commons.pool ObjectPool getNumActive

Introduction

In this page you can find the example usage for org.apache.commons.pool ObjectPool getNumActive.

Prototype

int getNumActive() throws UnsupportedOperationException;

Source Link

Usage

From source file:org.eclipse.osee.jdbc.internal.PoolFactory.java

public Map<String, String> getPoolStats() {
    Map<String, String> stats = new LinkedHashMap<String, String>();

    PoolingDriver driver = poolingDriver.get();

    stats.put("db.pool.driver", poolConfiguration.getPoolConnectionDriver());

    String poolVersion = String.format("%s.%s", driver.getMajorVersion(), driver.getMinorVersion());
    stats.put("db.pool.version", poolVersion);

    String[] names = driver.getPoolNames();
    int count = 0;
    for (String name : names) {

        try {//from   w  ww. j  a v  a 2  s  .co m
            ObjectPool<?> pool = driver.getConnectionPool(name);
            stats.put(String.format("db.pool.%s.id", count), name);
            stats.put(String.format("db.pool.%s.active", count), String.valueOf(pool.getNumActive()));
            stats.put(String.format("db.pool.%s.idle", count), String.valueOf(pool.getNumIdle()));
        } catch (SQLException ex) {
            // Do Nothing
        } finally {
            count++;
        }
    }
    return stats;
}

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From source file:org.infoglue.cms.util.workflow.InfoGlueJDBCPropertySet.java

public void printDriverStats() throws Exception {
    PoolingDriver driver = (PoolingDriver) DriverManager.getDriver("jdbc:apache:commons:dbcp:");
    ObjectPool connectionPool = driver.getConnectionPool("infoGlueJDBCPropertySet");

    if (logger.isInfoEnabled()) {
        logger.info("NumActive: " + connectionPool.getNumActive());
        logger.info("NumIdle: " + connectionPool.getNumIdle());
    }//from w  w  w  .j av a2  s  . co m
}

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From source file:org.jvoicexml.implementation.pool.KeyedResourcePool.java

/**
 * Type safe return of the object to borrow from the pool.
 * @param key the type of the object to borrow from the pool
 * @return borrowed object//from ww  w  .  j a va  2s  .  c  o m
 * @exception NoresourceError
 *            the object could not be borrowed
 */
@SuppressWarnings("unchecked")
public synchronized T borrowObject(final Object key) throws NoresourceError {
    final ObjectPool pool = pools.get(key);
    if (pool == null) {
        throw new NoresourceError("Pool of type '" + key + "' is unknown!");
    }
    T resource;
    try {
        resource = (T) pool.borrowObject();
    } catch (NoSuchElementException e) {
        throw new NoresourceError(e.getMessage(), e);
    } catch (IllegalStateException e) {
        throw new NoresourceError(e.getMessage(), e);
    } catch (Exception e) {
        throw new NoresourceError(e.getMessage(), e);
    }
    LOGGER.info("borrowed object of type '" + key + "' (" + resource.getClass().getCanonicalName() + ")");
    if (LOGGER.isDebugEnabled()) {
        final int active = pool.getNumActive();
        final int idle = pool.getNumIdle();
        LOGGER.debug("pool has now " + active + " active/" + idle + " idle for key '" + key + "' ("
                + resource.getClass().getCanonicalName() + ") after borrow");
    }

    return resource;
}

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From source file:org.jvoicexml.implementation.pool.KeyedResourcePool.java

/**
 * Returns a previously borrowed resource to the pool.
 * @param key resource type./* ww w  .  j a v a  2  s .co m*/
 * @param resource resource to return.
 * @throws NoresourceError
 *         Error returning the object to the pool.
 * @since 0.6
 */
public synchronized void returnObject(final String key, final T resource) throws NoresourceError {
    final ObjectPool pool = pools.get(key);
    if (pool == null) {
        throw new NoresourceError("Pool of type '" + key + "' is unknown!");
    }
    try {
        pool.returnObject(resource);
    } catch (Exception e) {
        throw new NoresourceError(e.getMessage(), e);
    }
    LOGGER.info("returned object of type '" + key + "' (" + resource.getClass().getCanonicalName() + ")");

    if (LOGGER.isDebugEnabled()) {
        final int active = pool.getNumActive();
        final int idle = pool.getNumIdle();
        LOGGER.debug("pool has now " + active + " active/" + idle + " idle for key '" + key + "' ("
                + resource.getClass().getCanonicalName() + ") after return");
    }
}

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From source file:org.jvoicexml.implementation.pool.KeyedResourcePool.java

/**
 * Retrieves the number of active resources in all pools.
 * @return number of active resources//www  .java2s  . c  o  m
 * @since 0.7.3
 */
public synchronized int getNumActive() {
    int active = 0;
    final Collection<ObjectPool> col = pools.values();
    for (ObjectPool pool : col) {
        active += pool.getNumActive();
    }
    return active;
}

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From source file:org.jvoicexml.implementation.pool.KeyedResourcePool.java

/**
 * Retrieves the number of active resources in the pool for the given key.
 * @param key the key// ww  w . ja va 2 s  . c o m
 * @return number of active resources
 * @since 0.7.3
 */
public synchronized int getNumActive(final String key) {
    final ObjectPool pool = pools.get(key);
    return pool.getNumActive();
}

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From source file:org.kitodo.data.database.persistence.apache.ConnectionManager.java

/**
 * Print Driver Stats.//from  w  w w .  j a  v  a2s  .  com
 */
public static void printDriverStats() throws Exception {
    ObjectPool connectionPool = ConnectionManager._pool;
    if (logger.isDebugEnabled()) {
        logger.debug("NumActive: " + connectionPool.getNumActive());
        logger.debug("NumIdle: " + connectionPool.getNumIdle());
    }
}

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From source file:org.opencms.db.CmsDriverManager.java

/** 
 * Returns the number of active connections managed by a pool.<p> 
 * /* www .j av  a2  s . c o  m*/
 * @param dbPoolUrl the url of a pool 
 * @return the number of active connections 
 * @throws CmsDbException if something goes wrong 
 */
public int getActiveConnections(String dbPoolUrl) throws CmsDbException {

    try {
        for (Iterator<PoolingDriver> i = m_connectionPools.iterator(); i.hasNext();) {
            PoolingDriver d = i.next();
            ObjectPool p = d.getConnectionPool(dbPoolUrl);
            return p.getNumActive();
        }
    } catch (Exception exc) {
        CmsMessageContainer message = Messages.get().container(Messages.ERR_ACCESSING_POOL_1, dbPoolUrl);
        throw new CmsDbException(message, exc);
    }

    CmsMessageContainer message = Messages.get().container(Messages.ERR_UNKNOWN_POOL_URL_1, dbPoolUrl);
    throw new CmsDbException(message);
}

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From source file:org.plasma.sdo.jdbc.connect.RDBConnectionManager.java

public static void printDriverStats() throws Exception {
    ObjectPool connectionPool = RDBConnectionManager._pool;
    log.debug("NumActive: " + connectionPool.getNumActive());
    log.debug("NumIdle: " + connectionPool.getNumIdle());
}

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From source file:org.wso2.carbon.webapp.authenticator.framework.test.WebappAuthenticatorFrameworkUtilTest.java

@Test
public void testOAuthTokenValidatorStubPool() {
    ObjectPool stubs = null;
    OAuth2TokenValidationServiceStub stub = null;

    try {//from   w w w. j a v  a 2  s.c o m
        stubs = new GenericObjectPool(new OAuthTokenValidationStubFactory(TOKEN_VALIDATION_SERVICE_URL,
                ADMIN_USERNAME, ADMIN_PASSWORD, PROPERTIES));

        stub = (OAuth2TokenValidationServiceStub) stubs.borrowObject();
        Assert.assertNotNull(stub);
    } catch (Exception e) {
        String msg = "Error occurred while borrowing an oauth validator service stub instance from the pool";
        log.error(msg, e);
        Assert.fail(msg, e);
    } finally {
        if (stubs != null) {
            try {
                if (stub != null) {
                    stubs.returnObject(stub);
                }
            } catch (Exception e) {
                log.warn("Error occurred while returning oauth validator service stub instance to the pool", e);
            }

            /* Checks if the stub instance used above has been properly returned to the pool */
            Assert.assertEquals(stubs.getNumIdle(), 1);
            /* Verifies that there's no hanging connections after the operation performed above */
            Assert.assertEquals(stubs.getNumActive(), 0);

            try {
                stubs.close();
            } catch (Exception e) {
                log.warn("Error occurred while closing the object pool", e);
            }
        }
    }
}

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