Example usage for java.lang InstantiationException getMessage

List of usage examples for java.lang InstantiationException getMessage

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Introduction

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

Prototype

public String getMessage()

Source Link

Document

Returns the detail message string of this throwable.

Usage

From source file:org.jruby.rack.mock.WebUtils.java

/**
 * Get the specified session attribute, creating and setting a new attribute if
 * no existing found. The given class needs to have a public no-arg constructor.
 * Useful for on-demand state objects in a web tier, like shopping carts.
 * @param session current HTTP session/*from   ww w.  j a va  2  s  . c om*/
 * @param name the name of the session attribute
 * @param clazz the class to instantiate for a new attribute
 * @return the value of the session attribute, newly created if not found
 * @throws IllegalArgumentException if the session attribute could not be instantiated
 */
public static Object getOrCreateSessionAttribute(HttpSession session, String name, Class<?> clazz)
        throws IllegalArgumentException {

    Assert.notNull(session, "Session must not be null");
    Object sessionObject = session.getAttribute(name);
    if (sessionObject == null) {
        try {
            sessionObject = clazz.newInstance();
        } catch (InstantiationException ex) {
            throw new IllegalArgumentException("Could not instantiate class [" + clazz.getName()
                    + "] for session attribute '" + name + "': " + ex.getMessage());
        } catch (IllegalAccessException ex) {
            throw new IllegalArgumentException("Could not access default constructor of class ["
                    + clazz.getName() + "] for session attribute '" + name + "': " + ex.getMessage());
        }
        session.setAttribute(name, sessionObject);
    }
    return sessionObject;
}

From source file:com.concursive.connect.web.portal.PortalUtils.java

public static Object getFormBean(RenderRequest request, String beanName, Class beanClass) {
    // The RenderRequest will not auto-populate, but looks for an existing form bean from the action
    Object beanRef = request.getAttribute(AbstractPortletModule.FORM_BEAN);
    if (beanRef == null) {
        // Construct the bean if not found
        try {/*from w w  w. ja v  a2  s . co  m*/
            beanRef = beanClass.newInstance();
        } catch (InstantiationException ie) {
            LOG.error("Instantiation Exception. MESSAGE = " + ie.getMessage(), ie);
        } catch (IllegalAccessException iae) {
            LOG.error("Illegal Access Exception. MESSAGE = " + iae.getMessage(), iae);
        }
    }
    if (beanRef != null) {
        // Add it to the request
        request.setAttribute(beanName, beanRef);
    }
    return beanRef;
}

From source file:org.vulpe.commons.util.VulpeReflectUtil.java

public static void instanciate(Object object, String expression, Object value) {
    final String[] expressionParts = expression.split("\\.");
    if (expressionParts.length > 1) {
        for (final String part : expressionParts) {
            Object fieldValue = getFieldValue(object, part);
            final Field field = getField(object.getClass(), part);
            if (fieldValue == null) {
                try {
                    final Class<?> type = field.getType();
                    if (VulpeEntity.class.isAssignableFrom(type)) {
                        final Object instance = type.newInstance();
                        setFieldValue(object, part, instance);
                        object = instance;
                    } else {
                        setFieldValue(object, part, value);
                    }// w w w. j a  v  a2 s  .  co  m
                } catch (InstantiationException e) {
                    LOG.error(e.getMessage());
                } catch (IllegalAccessException e) {
                    LOG.error(e.getMessage());
                }
            } else {
                object = fieldValue;
                final Class<?> type = field.getType();
                if (!VulpeEntity.class.isAssignableFrom(type)) {
                    setFieldValue(object, part, value);
                }
            }
        }
    } else {
        setFieldValue(object, expression, value);
    }
}

From source file:org.jaffa.soa.dataaccess.DataTransformer.java

private static Object newGraphDataObject(Class clazz) throws InstantiationException {
    try {//from www.j a v a 2  s.  c om
        Constructor c = clazz.getConstructor(new Class[] {});
        if (c == null)
            throw new InstantiationException("No zero argument construtor found");
        Object dao = c.newInstance((Object[]) null);
        if (log.isDebugEnabled())
            log.debug("Created Object : " + dao);
        return dao;
    } catch (InstantiationException e) {
        throw e;
    } catch (Exception e) {
        log.error("Can't create Graph Data Object - " + e.getMessage(), e);
        throw new InstantiationException(e.getMessage());
    }
}

From source file:shell.framework.dao.support.ListExtractor4Bean.java

@SuppressWarnings("all")
public Object extractData(ResultSet rs) throws SQLException, DataAccessException {
    List resultList = new ArrayList();
    try {//  w w w .  java 2s. co m
        Object bean = null;
        ResultSetDynaClass rsdc = new ResultSetDynaClass(rs);
        Iterator rows = rsdc.iterator();
        while (rows.hasNext()) {
            bean = beanClazz.newInstance();
            DynaBean rowBean = (DynaBean) rows.next();
            BeanUtils.copyProperties(rowBean, bean);
            resultList.add(bean);
        }

    } catch (InstantiationException e) {
        logger.error(e.getMessage() + "| bean instance failure!");
        throw new DaoException(e);
    } catch (IllegalAccessException e) {
        logger.error(e.getMessage() + "| bean instance failure!");
        throw new DaoException(e);
    } catch (InvocationTargetException e) {
        logger.error(e.getMessage() + "| bean instance failure!");
        throw new DaoException(e);
    }

    return resultList;
}

From source file:org.codehaus.groovy.grails.commons.metaclass.CreateDynamicMethod.java

@SuppressWarnings("rawtypes")
@Override//from   www . ja v a 2  s  .c  o m
public Object invoke(Class clazz, String methodName, Object[] arguments) {
    try {
        return clazz.newInstance();
    } catch (InstantiationException e) {
        LOG.warn("Unable to instantiate class [" + clazz.getName() + "]: " + e.getMessage());
    } catch (IllegalAccessException e) {
        LOG.warn("Illegal access instantiating class [" + clazz.getName() + "]: " + e.getMessage());
    }
    return null;
}

From source file:org.dhatim.rules.RulesProviderFactory.java

RuleProvider createProvider(final Class<? extends RuleProvider> providerClass) throws SmooksException {
    try {/* w w  w .ja v  a2s. c  om*/
        return providerClass.newInstance();
    } catch (final InstantiationException e) {
        throw new SmooksException(e.getMessage(), e);
    } catch (final IllegalAccessException e) {
        throw new SmooksException(e.getMessage(), e);
    }
}

From source file:com.alfresco.orm.Session.java

public <T extends AlfrescoContent> List<T> fillObject(final List<NodeRef> nodeRefs, Class<T> classType,
        boolean isLazy) throws ORMException {
    LOGGER.debug("fillObject start number of data fetch count is " + nodeRefs.size());
    List<T> retVAl = new ArrayList<T>();
    T orm;/*w  ww  .j  a  v  a  2 s  .  c  o  m*/
    try {
        for (NodeRef nodeRef : nodeRefs) {
            LOGGER.debug("fillObject start for noderef:" + nodeRef);
            orm = classType.newInstance();
            objectFillHelper.getFilledObject(nodeRef, orm, isLazy);
            retVAl.add(orm);
            LOGGER.debug("fillObject end for noderef:" + nodeRef);
        }
    } catch (InstantiationException e) {
        throw new ORMException(e.getMessage(), e);
    } catch (IllegalAccessException e) {
        throw new ORMException(e.getMessage(), e);
    }
    LOGGER.debug("fillObject end ");
    return retVAl;
}

From source file:de.highbyte_le.weberknecht.request.view.ActionViewProcessorFactory.java

/**
 * @param viewProcessorName//from   w w  w  . ja  v a  2  s.  c  o m
 *       unique name identifying the view processor (formerly called suffix)
 */
public ActionViewProcessor createActionProcessor(String viewProcessorName, ServletContext servletContext) {
    ActionViewProcessor processor = null;

    Class<? extends ActionViewProcessor> clazz = suffixProcessorMap.get(viewProcessorName);
    if (clazz != null) {
        try {
            processor = clazz.newInstance();
            processor.setServletContext(servletContext);
            processor.setActionViewProcessorFactory(this);
        } catch (InstantiationException e) {
            log.error("createActionProcessor() - InstantiationException: " + e.getMessage(), e); //$NON-NLS-1$
        } catch (IllegalAccessException e) {
            log.error("createActionProcessor() - IllegalAccessException: " + e.getMessage(), e); //$NON-NLS-1$
        }
    }

    return processor;
}

From source file:org.wso2.carbon.appmgt.impl.idp.WebAppIdPFactory.java

public WebAppIdPManager getIdpManager() throws AppManagementException {
    if (idpManager == null) {
        String className = config.getFirstProperty(AppMConstants.SSO_CONFIGURATION_IDENTITY_PROVIDER_MANAGER);
        try {/* w w  w  .  ja  v a2s  .  co  m*/
            idpManager = (WebAppIdPManager) Class.forName(className)
                    .getConstructor(AppManagerConfiguration.class).newInstance(config);
        } catch (InstantiationException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        } catch (IllegalAccessException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        } catch (IllegalArgumentException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        } catch (NoSuchMethodException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        } catch (SecurityException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        } catch (ClassNotFoundException e) {
            log.error(e);
            throw new AppManagementException(e.getMessage());
        }
    }
    return idpManager;
}