Example usage for java.lang Class isInstance

List of usage examples for java.lang Class isInstance

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Introduction

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

Prototype

@HotSpotIntrinsicCandidate
public native boolean isInstance(Object obj);

Source Link

Document

Determines if the specified Object is assignment-compatible with the object represented by this Class .

Usage

From source file:com.wabacus.config.component.other.ButtonsBean.java

public AbsButtonType getcertainTypeButton(Class buttonType) {
    if (mAllButtons == null || buttonType == null)
        return null;
    Iterator<String> itPositions = mAllButtons.keySet().iterator();
    String position;//  w  w w .  j  a  v  a  2 s.  c  om
    while (itPositions.hasNext()) {
        position = itPositions.next();
        List<AbsButtonType> lstButtons = mAllButtons.get(position);
        if (lstButtons == null)
            continue;
        AbsButtonType buttonObj;
        for (int i = 0; i < lstButtons.size(); i++) {
            buttonObj = lstButtons.get(i);
            if (buttonObj == null)
                continue;
            if (buttonType.isInstance(buttonObj)) {
                return buttonObj;
            }
        }
    }
    return null;
}

From source file:org.rosenvold.spring.convention.ConventionBeanFactory.java

protected Map<String, Object> findAutowireCandidates(String beanName, Class requiredType,
        DependencyDescriptor descriptor) {

    //        System.out.println("beanName = " + beanName + ", requiredType" + requiredType);
    String[] candidateNames = getCandidateNames(requiredType, descriptor);

    Map<String, Object> result = new LinkedHashMap<String, Object>(candidateNames.length);
    for (Class autowiringType : this.resolvableDependenciesLocalCache.keySet()) {
        if (autowiringType.isAssignableFrom(requiredType)) {
            Object autowiringValue = this.resolvableDependenciesLocalCache.get(autowiringType);
            autowiringValue = resolveAutowiringValue(autowiringValue, requiredType);
            if (requiredType.isInstance(autowiringValue)) {
                result.put(ObjectUtils.identityToString(autowiringValue), autowiringValue);
                break;
            }/* w  w w . jav a  2 s . c o  m*/
        }
    }
    for (String candidateName : candidateNames) {
        if (!candidateName.equals(beanName) && isAutowireCandidate(candidateName, descriptor)) {
            result.put(candidateName, getBean(candidateName));
        }
    }
    return result;
}

From source file:org.opennms.netmgt.correlation.ncs.EventMappingRulesTest.java

private void testEventMapping(Event event, Class<? extends ComponentEvent> componentEventClass,
        String componentType, String componentForeignSource, String componentForeignId) {
    // Get engine
    DroolsCorrelationEngine engine = findEngineByName("eventMappingRules");

    assertEquals("Expected nothing but got " + engine.getMemoryObjects(), 0, engine.getMemorySize());

    engine.correlate(event);/*from  ww  w  . j a v a2s. c  o m*/

    List<Object> memObjects = engine.getMemoryObjects();

    assertEquals("Unexpected size of workingMemory " + memObjects, 1, memObjects.size());

    Object eventObj = memObjects.get(0);

    assertTrue("expected " + eventObj + " to be an instance of " + componentEventClass,
            componentEventClass.isInstance(eventObj));
    assertTrue(eventObj instanceof ComponentEvent);

    ComponentEvent c = (ComponentEvent) eventObj;

    assertSame(event, c.getEvent());

    Component component = c.getComponent();
    assertEquals(componentType, component.getType());
    assertEquals(componentForeignSource, component.getForeignSource());
    assertEquals(componentForeignId, component.getForeignId());
}

From source file:com.jaspersoft.jasperserver.war.action.ReportUnitAction.java

protected boolean checkDataSourceType(ReportDataSource ds, Set supportedTypes) {
    boolean valid = false;
    for (Iterator it = supportedTypes.iterator(); !valid && it.hasNext();) {
        Class type = (Class) it.next();
        if (type.isInstance(ds)) {
            valid = true;//  w  w  w . ja  v a  2  s.  c  om
        }
    }
    return valid;
}

From source file:com.cyberway.issue.crawler.settings.ComplexType.java

/** Set the value of a specific attribute of the ComplexType.
 *
 * This method is an extension to the Dynamic MBean specification so that
 * it is possible to set the value for a CrawlerSettings object other than
 * the settings object representing the order.
 *
 * @param settings the settings object for which this attributes value is valid
 * @param attribute The identification of the attribute to be set and the
 *                  value it is to be set to.
 * @throws AttributeNotFoundException is thrown if there is no attribute
 *         with this name.// w w  w  .java  2 s  .  c om
 * @throws InvalidAttributeValueException is thrown if the attribute is of
 *         wrong type and cannot be converted to the right type.
 * @see javax.management.DynamicMBean#setAttribute(javax.management.Attribute)
 */
public synchronized final void setAttribute(CrawlerSettings settings, Attribute attribute)
        throws InvalidAttributeValueException, AttributeNotFoundException {

    if (settings == null) {
        settings = globalSettings();
    }

    DataContainer data = getOrCreateDataContainer(settings);
    Object value = attribute.getValue();

    ModuleAttributeInfo attrInfo = (ModuleAttributeInfo) getAttributeInfo(settings.getParent(),
            attribute.getName());

    ModuleAttributeInfo localAttrInfo = (ModuleAttributeInfo) data.getAttributeInfo(attribute.getName());

    // Check if attribute exists
    if (attrInfo == null && localAttrInfo == null) {
        throw new AttributeNotFoundException(attribute.getName());
    }

    // Check if we are overriding and if that is allowed for this attribute
    if (localAttrInfo == null) {
        if (!attrInfo.isOverrideable()) {
            throw new InvalidAttributeValueException("Attribute not overrideable: " + attribute.getName());
        }
        localAttrInfo = new ModuleAttributeInfo(attrInfo);
    }

    // Check if value is of correct type. If not, see if it is
    // a string and try to turn it into right type
    Class typeClass = getDefinition(attribute.getName()).getLegalValueType();
    if (!(typeClass.isInstance(value)) && value instanceof String) {
        try {
            value = SettingsHandler.StringToType((String) value,
                    SettingsHandler.getTypeName(typeClass.getName()));
        } catch (ClassCastException e) {
            throw new InvalidAttributeValueException(
                    "Unable to decode string '" + value + "' into type '" + typeClass.getName() + "'");
        }
    }

    // Check if the attribute value is legal
    FailedCheck error = checkValue(settings, attribute.getName(), value);
    if (error != null) {
        if (error.getLevel() == Level.SEVERE) {
            throw new InvalidAttributeValueException(error.getMessage());
        } else if (error.getLevel() == Level.WARNING) {
            if (!getSettingsHandler().fireValueErrorHandlers(error)) {
                throw new InvalidAttributeValueException(error.getMessage());
            }
        } else {
            getSettingsHandler().fireValueErrorHandlers(error);
        }
    }

    // Everything ok, set it
    localAttrInfo.setType(value);
    Object oldValue = data.put(attribute.getName(), localAttrInfo, value);

    // If the attribute is a complex type other than the old value,
    // make sure that all sub attributes are correctly set
    if (value instanceof ComplexType && value != oldValue) {
        ComplexType complex = (ComplexType) value;
        replaceComplexType(settings, complex);
    }
}

From source file:edu.umn.msi.tropix.common.logging.ExceptionUtilsTest.java

public <T extends Throwable> void logTest(final boolean message, final Class<T> exceptionClass,
        final Types type) throws T {
    final Throwable t = new Throwable();
    final String messageStr = "Message";
    if (message) {
        this.log.warn(messageStr);
    }/*from  w  w  w  .j a  v  a 2 s.  co  m*/
    this.log.info("Exception Info : ", t);
    EasyMock.replay(this.log);
    try {
        if (type.equals(Types.LOG_QUIETLY)) {
            if (!message) {
                ExceptionUtils.logQuietly(this.log, t);
            } else {
                ExceptionUtils.logQuietly(this.log, t, "Message");
            }
        } else if (type.equals(Types.LOG_AND_CONVERT)) {
            if (!message && exceptionClass == null) {
                assert RuntimeException.class.isInstance(ExceptionUtils.logAndConvert(this.log, t));
            } else if (exceptionClass == null) {
                assert RuntimeException.class.isInstance(ExceptionUtils.logAndConvert(this.log, t, messageStr));
            } else if (message) {
                assert exceptionClass
                        .isInstance(ExceptionUtils.logAndConvert(this.log, t, messageStr, exceptionClass));
            } else {
                assert exceptionClass.isInstance(ExceptionUtils.logAndConvert(this.log, t, exceptionClass));
            }
        } else if (type.equals(Types.LOG_AND_RETHROW)) {
            if (!message && exceptionClass == null) {
                ExceptionUtils.logAndRethrowUnchecked(this.log, t);
            } else if (exceptionClass == null) {
                ExceptionUtils.logAndRethrowUnchecked(this.log, t, messageStr);
            } else if (message) {
                ExceptionUtils.logAndRethrow(this.log, t, messageStr, exceptionClass);
            } else {
                ExceptionUtils.logAndRethrow(this.log, t, exceptionClass);
            }
        }
    } finally {
        EasyMock.verify(this.log);
    }
}

From source file:com.wabacus.config.component.other.ButtonsBean.java

public List<AbsButtonType> getAllCertainTypeButtonsList(Class buttonType) {
    if (mAllButtons == null || buttonType == null)
        return null;
    Iterator<String> itPositions = mAllButtons.keySet().iterator();
    List<AbsButtonType> lstButtonsResult = new ArrayList<AbsButtonType>();
    String position;//from ww w .ja va 2s  .  co m
    while (itPositions.hasNext()) {
        position = itPositions.next();
        List<AbsButtonType> lstButtons = mAllButtons.get(position);
        if (lstButtons == null)
            continue;
        AbsButtonType buttonObj;
        for (int i = 0; i < lstButtons.size(); i++) {
            buttonObj = lstButtons.get(i);
            if (buttonObj == null)
                continue;
            if (buttonType.isInstance(buttonObj)) {
                lstButtonsResult.add(buttonObj);
            }
        }
    }
    return lstButtonsResult;
}

From source file:com.evolveum.icf.dummy.resource.DummyResource.java

private <T extends DummyObject> T getObjectById(Class<T> expectedClass, String id)
        throws ConnectException, FileNotFoundException {
    if (getBreakMode == BreakMode.NONE) {
        DummyObject dummyObject = allObjects.get(id);
        if (dummyObject == null) {
            return null;
        }/*from www. jav a 2 s  .  c o m*/
        if (!expectedClass.isInstance(dummyObject)) {
            throw new IllegalStateException("Arrrr! Wanted " + expectedClass + " with ID " + id + " but got "
                    + dummyObject + " instead");
        }
        return (T) dummyObject;
    } else if (schemaBreakMode == BreakMode.NETWORK) {
        throw new ConnectException("Network error (simulated error)");
    } else if (schemaBreakMode == BreakMode.IO) {
        throw new FileNotFoundException("IO error (simulated error)");
    } else if (schemaBreakMode == BreakMode.GENERIC) {
        // The connector will react with generic exception
        throw new IllegalArgumentException("Generic error (simulated error)");
    } else if (schemaBreakMode == BreakMode.RUNTIME) {
        // The connector will just pass this up
        throw new IllegalStateException("Generic error (simulated error)");
    } else if (schemaBreakMode == BreakMode.UNSUPPORTED) {
        throw new UnsupportedOperationException("Not supported (simulated error)");
    } else {
        // This is a real error. Use this strange thing to make sure it passes up
        throw new RuntimeException("Unknown schema break mode " + schemaBreakMode);
    }
}

From source file:com.wabacus.config.component.other.ButtonsBean.java

public void removeAllCertainTypeButtons(Class buttonType) {
    if (mAllButtons == null || buttonType == null)
        return;//from  w w  w .  j ava 2s .com
    Iterator<String> itPositions = mAllButtons.keySet().iterator();
    String position;
    while (itPositions.hasNext()) {
        position = itPositions.next();
        List<AbsButtonType> lstButtons = mAllButtons.get(position);
        if (lstButtons == null)
            continue;
        AbsButtonType buttonObj;
        boolean flag = true;
        while (flag) {
            flag = false;
            for (int i = 0; i < lstButtons.size(); i++) {
                buttonObj = lstButtons.get(i);
                if (buttonObj == null)
                    continue;
                if (buttonType.isInstance(buttonObj)) {
                    lstButtons.remove(i);
                    flag = true;
                    break;
                }
            }
        }
    }
}

From source file:engine.resources.objects.Baseline.java

public void initializeChildren(Object delta) throws IllegalArgumentException, IllegalAccessException,
        InvocationTargetException, NoSuchMethodException, SecurityException {
    if (delta instanceof IDelta || delta instanceof SWGList || delta instanceof SWGMap
            || delta instanceof SWGMultiMap || delta instanceof SWGSet) {
        delta.getClass().getMethod("init", new Class[] { SWGObject.class }).invoke(delta,
                new Object[] { object });

        Class<?> iDelta = null;

        try {/* w  w w  .j  av a2s .  c  om*/
            iDelta = Class.forName("engine.resources.objects.IDelta");
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
            return;
        }

        for (Field field : delta.getClass().getFields()) {
            if (iDelta.isInstance(field.get(delta))) {
                initializeChildren(field.get(delta));
            }
        }
    }
}