Example usage for java.lang InstantiationException InstantiationException

Introduction

In this page you can find the example usage for java.lang InstantiationException InstantiationException.

Prototype

public InstantiationException(String s) 

Source Link

Document

Constructs an InstantiationException with the specified detail message.

Usage

From source file:ORG.oclc.os.SRW.Lucene.SRWLuceneDatabase.java

@Override
public void addRenderer(String schemaName, String schemaID, Properties props) throws InstantiationException {
    RecordResolver resolver = null;//from  w w w.  j av a 2 s  .  co  m
    String resolverName = dbProperties.getProperty(schemaName + ".resolver");
    if (resolverName == null) {
        log.debug("creating BasicLuceneRecordResolver");
        resolver = new BasicLuceneRecordResolver();
        resolver.init(props);
    } else {
        try {
            log.debug("creating resolver " + resolverName);
            Class resolverClass = Class.forName(resolverName);
            log.debug("creating instance of class " + resolverClass);
            resolver = (RecordResolver) resolverClass.newInstance();
            resolver.init(dbProperties);
        } catch (Exception e) {
            log.error("Unable to create RecordResolver class " + resolverName + " for database " + dbname);
            log.error(e, e);
            throw new InstantiationException(e.getMessage());
        }
    }
    resolvers.put(schemaName, resolver);
    resolvers.put(schemaID, resolver);
}

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From source file:org.apache.torque.adapter.AdapterFactory.java

/**
 * Creates a new instance of the Torque database adapter based on
 * the JDBC meta-data//  w  ww . ja v  a  2  s  . c  o  m
 *
 * @param con a database connection
 * @return An instance of a Torque database adapter, or null if
 *         no adapter could be detected.
 * @throws InstantiationException if the adapter could not be
 *         instantiated
 * @throws SQLException if there are problems getting the JDBC meta data
 */
public static Adapter autoDetectAdapter(Connection con) throws InstantiationException, SQLException {
    DatabaseMetaData dmd = con.getMetaData();
    String dbmsName = dmd.getDatabaseProductName();

    Class<? extends Adapter> adapterClass = adapters.get(dbmsName);

    if (adapterClass == null) {
        throw new InstantiationException("Could not detect adapter for database: " + dbmsName);
    }

    log.info("Mapped database product " + dbmsName + " to adapter " + adapterClass.getSimpleName());

    try {
        Adapter adapter = adapterClass.newInstance();
        return adapter;
    } catch (IllegalAccessException e) {
        throw new InstantiationException("Could not instantiate adapter for database: " + dbmsName
                + ": Assure that adapter classes are in your classpath");
    }
}

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From source file:com.spokentech.speechdown.server.util.pool.AbstractPoolableObjectFactory.java

/**
 * Initializes an {@link org.apache.commons.pool.ObjectPool} by borrowing each object from the
 * pool (thereby triggering activation) and then returning all the objects back to the pool. 
 * @param pool the object pool to be initialized.
 * @throws InstantiationException if borrowing (or returning) an object from the pool triggers an exception.
 *///from www  .j  a  v  a  2s  .c  o  m
public static void initPool(ObjectPool pool) throws InstantiationException {
    try {
        List<Object> objects = new ArrayList<Object>();
        while (true)
            try {
                objects.add(pool.borrowObject());
            } catch (NoSuchElementException e) {
                // ignore, max active reached
                break;
            }
        for (Object obj : objects) {
            pool.returnObject(obj);
        }
    } catch (Exception e) {
        try {
            pool.close();
        } catch (Exception e1) {
            _logger.warn("Encounter expception while attempting to close object pool!", e1);
        }
        throw (InstantiationException) new InstantiationException(e.getMessage()).initCause(e);
    }

}

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From source file:ReflectUtil.java

/**
 * Attempts to determine an implementing class for the interface provided and instantiate
 * it using a default constructor.//from   www .  j  a  va  2s .co m
 *
 * @param interfaceType an interface (or abstract class) to make an instance of
 * @return an instance of the interface type supplied
 * @throws InstantiationException if no implementation type has been configured
 * @throws IllegalAccessException if thrown by the JVM during class instantiation
 */
@SuppressWarnings("unchecked")
public static <T> T getInterfaceInstance(Class<T> interfaceType)
        throws InstantiationException, IllegalAccessException {
    Class impl = getImplementingClass(interfaceType);
    if (impl == null) {
        throw new InstantiationException("Stripes needed to instantiate a property who's declared type as an "
                + "interface (which obviously cannot be instantiated. The interface is not "
                + "one that Stripes is aware of, so no implementing class was known. The "
                + "interface type was: '" + interfaceType.getName() + "'. To fix this "
                + "you'll need to do one of three things. 1) Change the getter/setter methods "
                + "to use a concrete type so that Stripes can instantiate it. 2) in the bean's "
                + "setContext() method pre-instantiate the property so Stripes doesn't have to. "
                + "3) Bug the Stripes author ;)  If the interface is a JDK type it can easily be "
                + "fixed. If not, if enough people ask, a generic way to handle the problem "
                + "might get implemented.");
    } else {
        return (T) impl.newInstance();
    }
}

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From source file:org.jboss.dashboard.security.PermissionDescriptor.java

public Principal getPrincipal() throws InstantiationException {
    if (principalClass == null)
        return null;
    try {//from  ww  w.  j av a 2s. c o  m
        Class prpalClass = Class.forName(principalClass);
        Constructor constr = prpalClass.getConstructor(_prpalConstructorTypes);
        return (Principal) constr.newInstance(new Object[] { principalName });
    } catch (Exception ignored) {
    }

    // If Permission can't be instantiated then throw an exception.
    throw new InstantiationException("Principal class not supported (" + principalClass + ").");
}

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From source file:org.cesecore.keys.token.PKCS11CryptoToken.java

/**
 * @param providerClass/*from   w ww.  j a  va  2s . c  om*/
 * @throws InstantiationException
 */
public PKCS11CryptoToken() throws InstantiationException {
    super();
    try {
        Thread.currentThread().getContextClassLoader().loadClass(Pkcs11SlotLabel.SUN_PKCS11_CLASS);
    } catch (ClassNotFoundException t) {
        throw new InstantiationException(
                "PKCS11 provider class " + Pkcs11SlotLabel.SUN_PKCS11_CLASS + " not found.");
    }
}

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From source file:org.sglover.alfrescoextensions.common.MongoDbFactory.java

public DB createInstance() throws Exception {
    DB db = null;//w  w w.  ja  v  a 2 s. co m

    try {
        if (enabled) {
            if (embedded) {
                Mongo mongo = newMongo();
                //                    Mongo mongo = mongoFactory.newMongo();
                if (dbName != null) {
                    db = mongo.getDB(dbName);
                } else {
                    db = mongo.getDB(UUID.randomUUID().toString());
                }
            } else {
                if (mongoURI == null || dbName == null) {
                    throw new RuntimeException("Must provide mongoURI and dbName or a mongo object");
                }
                MongoClientURI uri = new MongoClientURI(mongoURI);
                MongoClient mongoClient = new MongoClient(uri);
                db = mongoClient.getDB(dbName);
            }

            if (db == null) {
                throw new InstantiationException("Could not instantiate a Mongo DB instance");
            }
            if (logger.isDebugEnabled()) {
                logger.debug("Instatiated DB object for dbName '" + db.getName() + "'");
            }
            CommandResult stats = db.getStats();
            if (logger.isTraceEnabled()) {
                stats = db.getStats();
                for (String key : stats.keySet()) {
                    logger.trace("\t" + key + " = " + stats.get(key).toString());
                }
            }
        }
    } catch (MongoException.Network e) {
        throw new MongoDbUnavailableException("Mongo network exception, database down?", e);
    } catch (UnknownHostException e) {
        throw new MongoDbUnavailableException("Mongo host not found", e);
    }
    return db;
}

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From source file:org.candlepin.pinsetter.core.PinsetterKernel.java

/**
 * Kernel main driver behind Pinsetter//from  w ww .  j a  v  a2  s . co m
 * @param conf Configuration to use
 * @throws InstantiationException thrown if this.scheduler can't be
 * initialized.
 */
@Inject
public PinsetterKernel(Configuration conf, JobFactory jobFactory, JobListener listener, JobCurator jobCurator,
        StdSchedulerFactory fact) throws InstantiationException {

    this.config = conf;
    this.jobCurator = jobCurator;

    /*
     * Did your unit test get an NPE here?
     * this will help:
     * when(config.subset(eq("org.quartz"))).thenReturn(
     * new MapConfiguration(ConfigProperties.DEFAULT_PROPERTIES));
     *
     * TODO: We should probably be clearing up what's happening here. Not a fan of a comment
     * explaining what should be handled by something like an illegal arg or illegal state
     * exception. -C
     */
    Properties props = config.subset("org.quartz").toProperties();

    // create a schedulerFactory
    try {
        fact.initialize(props);
        scheduler = fact.getScheduler();
        scheduler.setJobFactory(jobFactory);

        if (listener != null) {
            scheduler.getListenerManager().addJobListener(listener);
        }
    } catch (SchedulerException e) {
        throw new InstantiationException("this.scheduler failed: " + e.getMessage());
    }
}

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From source file:org.mule.module.wsdlproc.WSDLProcModule.java

private Class<?> findInputClass() throws InstantiationException {
    ClientImpl clientImpl = (ClientImpl) client;
    Endpoint endpoint = clientImpl.getEndpoint();
    ServiceInfo serviceInfo = endpoint.getService().getServiceInfos().get(0);
    Collection<BindingInfo> bindings = serviceInfo.getBindings();
    BindingMessageInfo bindingMessageInfo = null;
    for (BindingInfo b : bindings) {
        for (BindingOperationInfo o : b.getOperations()) {
            if (o.getName().getLocalPart().equals(operationName)) {
                bindingMessageInfo = o.getInput();
                boi = o;/*from   w  w  w  .j a va 2s  . c om*/
            }
        }
    }
    if (bindingMessageInfo == null) {
        throw new InstantiationException("Could not find specified operation");
    }
    List<MessagePartInfo> parts = bindingMessageInfo.getMessageParts();
    // only one part.
    MessagePartInfo partInfo = parts.get(0);
    Class<?> partClass = partInfo.getTypeClass();
    System.out.println(boi.isUnwrapped());
    return partClass;
}

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From source file:de.xaniox.simpletrading.i18n.YMLControl.java

@Override
public ResourceBundle newBundle(String baseName, Locale locale, String format, ClassLoader loader,
        boolean reload) throws IllegalAccessException, InstantiationException, IOException {
    Validate.notNull(baseName);//from   ww w .  j  a  va  2 s.  c  om
    Validate.notNull(locale);
    Validate.notNull(format);
    Validate.notNull(loader);

    ResourceBundle bundle = null;

    if (YML_FORMAT.equals(format)) {
        String bundleName = toBundleName(baseName, locale);
        String resourceName = toResourceName(bundleName, format);

        URL url = null;

        if (mode == I18N.LoadingMode.CLASSPATH) {
            //The mode forces us to load the resource from classpath
            url = getClass().getResource(classpathDir + resourceName);
        } else if (mode == I18N.LoadingMode.FILE_SYSTEM) {
            //If we use the file system mode, try to load the resource from file first
            //and load it from classpath if it fails
            File resourceFile = new File(localeDir, resourceName);

            if (resourceFile.exists() && resourceFile.isFile()) {
                url = resourceFile.toURI().toURL();
            } else {
                url = getClass().getResource(classpathDir + resourceName);
            }
        }

        if (url == null) {
            return null;
        }

        URLConnection connection = url.openConnection();
        if (reload) {
            connection.setUseCaches(false);
        }

        InputStream stream = connection.getInputStream();

        if (stream != null) {
            Reader reader = new InputStreamReader(stream, I18N.UTF8_CHARSET);
            YamlConfiguration config = new YamlConfiguration();

            StringBuilder builder;

            try (BufferedReader bufferedReader = new BufferedReader(reader)) {
                builder = new StringBuilder();

                String read;
                while ((read = bufferedReader.readLine()) != null) {
                    builder.append(read);
                    builder.append('\n');
                }
            }

            try {
                config.loadFromString(builder.toString());
            } catch (InvalidConfigurationException e) {
                throw new InstantiationException(e.getMessage());
            }

            bundle = new YMLResourceBundle(config);
        }
    } else {
        bundle = super.newBundle(baseName, locale, format, loader, reload);
    }

    return bundle;
}

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