Example usage for java.lang ClassCastException ClassCastException

Introduction

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

Prototype

public ClassCastException(String s)

Source Link

Document

Constructs a ClassCastException with the specified detail message.

Usage

From source file:com.andrada.sitracker.ui.fragment.DirectoryChooserFragment.java

@Override
public void onAttach(@NotNull Activity activity) {
    super.onAttach(activity);
    try {/* w  w  w  .  j a v  a2  s  . c  o  m*/
        mListener = (OnFragmentInteractionListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnFragmentInteractionListener");
    }
}

From source file:Main.java

/**
 * Truncate this date, leaving the field specified as the most
 * significant field./*from w  w w.ja va2s. co m*/
 *
 * For example, if you had the datetime of 28 Mar 2002
 * 13:45:01.231, if you passed with HOUR, it would return 28 Mar
 * 2002 13:00:00.000.  If this was passed with MONTH, it would
 * return 1 Mar 2002 0:00:00.000.
 * 
 * @param date  the date to work with, either <code>Date</code>
 *  or <code>Calendar</code>
 * @param field  the field from <code>Calendar</code>
 *  or <code>SEMI_MONTH</code>
 * @return the rounded date
 * @throws IllegalArgumentException if the date
 *  is <code>null</code>
 * @throws ClassCastException if the object type is not a
 *  <code>Date</code> or <code>Calendar</code>
 * @throws ArithmeticException if the year is over 280 million
 */
public static Date truncate(Object date, int field) {
    if (date == null) {
        throw new IllegalArgumentException("The date must not be null");
    }
    if (date instanceof Date) {
        return truncate((Date) date, field);
    } else if (date instanceof Calendar) {
        return truncate((Calendar) date, field).getTime();
    } else {
        throw new ClassCastException("Could not truncate " + date);
    }
}

From source file:com.andryr.musicplayer.fragments.ArtistFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    mThumbWidth = activity.getResources().getDimensionPixelSize(R.dimen.art_thumbnail_size);
    mThumbHeight = mThumbWidth;/* w ww  .j av a2s .c om*/
    try {
        mActivity = (MainActivity) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnFragmentInteractionListener");
    }
}

From source file:com.bluecloud.ioc.core.KernelComponentDepender.java

/**
 * <h3>?</h3>//ww w .  ja  v a2s  . c om
 * 
 * @param limited
 *            ???
 * @param type
 *            
 * @param size
 *            Component
 * @param services
 *            ??
 * @param context
 *            ??Component?
 * @return
 * @throws KernelComponentDependerException
 * @throws NoSuchMethodException
 * @throws InvocationTargetException
 * @throws ClassNotFoundException
 * @throws IllegalAccessException
 * @throws InstantiationException
 * @throws SecurityException
 * @throws IllegalArgumentException
 */
private Object haveLimited(String limited, String type, int size, ServicesMetadata services,
        ComponentContext context) throws KernelComponentDependerException, IllegalArgumentException,
        SecurityException, InstantiationException, IllegalAccessException, ClassNotFoundException,
        InvocationTargetException, NoSuchMethodException {
    Class<?> limitedClass = (Class<?>) ClassHandler.getClass(limited, false);
    if (type.equals("List")) {
        return this.collectionType(new ArrayList<Object>(size), services, context, limitedClass, limited);
    }
    if (type.equals("Set")) {
        return this.collectionType(new HashSet<Object>(size), services, context, limitedClass, limited);
    }
    if (type.equals("Map")) {
        Map<Object, Object> map = new HashMap<Object, Object>(size);
        for (ServiceMetadata service : services.getServices()) {
            Object serviceObject = this.getServiceDepend(service, context);
            if (limitedClass.isAssignableFrom(serviceObject.getClass())) {
                if (service.getName() != null) {
                    map.put(service.getName(), serviceObject);
                } else if (service.getName() == null && service.getBind() != null) {
                    map.put(service.getBind(), serviceObject);
                }
            } else {
                if (log.isErrorEnabled()) {
                    log.error("?" + limited);
                }
                throw new ClassCastException(service.getClazz());
            }
        }
        return map;
    }
    if (type.equals("Array")) {
        Object array = Array.newInstance(limitedClass, size);
        int index = 0;
        for (ServiceMetadata service : services.getServices()) {
            Object serviceObject = this.getServiceDepend(service, context);
            if (limitedClass.isAssignableFrom(serviceObject.getClass())) {
                Array.set(array, index, serviceObject);
                index++;
            } else {
                if (log.isErrorEnabled()) {
                    log.error("?" + limited);
                }
                throw new ClassCastException(service.getClazz());
            }
        }
        return array;
    }
    return null;
}

From source file:org.apache.syncope.core.persistence.beans.user.SyncopeUser.java

@Override
public <T extends AbstractVirAttr> boolean addVirtualAttribute(final T virtualAttribute) {
    if (!(virtualAttribute instanceof UVirAttr)) {
        throw new ClassCastException(
                "attribute is expected to be typed UVirAttr: " + virtualAttribute.getClass().getName());
    }/*from   w  ww.  ja va 2s  .com*/
    return virtualAttributes.add((UVirAttr) virtualAttribute);
}

From source file:com.p5solutions.core.jpa.orm.EntityParserImpl.java

/**
 * @see com.p5solutions.core.jpa.orm.EntityParser#findResultsByQuery(java.lang.Class,
 *      com.p5solutions.core.jpa.orm.Query,
 *      com.p5solutions.core.jpa.orm.DependencyJoinFilter)
 *///w  ww .  ja  va 2 s .c  om
@Override
@SuppressWarnings("unchecked")
public <T> List<T> findResultsByQuery(Class<T> entityClass, Query query, DependencyJoinFilter joinFilter) {
    throwQueryNullException(entityClass, query);

    String identifier = query.getQueryIdentifier();

    if (joinFilter.hasId(identifier)) {
        JoinFilterItem jf = joinFilter.get(identifier);
        Object instance = jf.getInstance();
        if (instance instanceof List<?>) {
            return (List<T>) instance;
        }

        String error = "Cannot cast object type " + instance + " to a List<" + entityClass + ">";
        logger.error(error);
        throw new ClassCastException(error);
    } else {
        String sql = query.getQuery();
        RowMapper<T> rowMapper = getRowMapper(entityClass, identifier, joinFilter);
        SqlParameterSource paramSource = Query.newSQLParameterSource(query, getConversionUtility());
        List<T> instances = getJdbcTemplate().query(sql, paramSource, rowMapper);
        return instances;
    }
}

From source file:ezbake.data.elastic.thrift.FacetResult.java

@Override
protected void checkType(_Fields setField, Object value) throws ClassCastException {
    switch (setField) {
    case TERMS_FACET_RESULT:
        if (value instanceof TermsFacetResult) {
            break;
        }/*from  w  ww. j av  a  2 s  . c o m*/
        throw new ClassCastException(
                "Was expecting value of type TermsFacetResult for field 'termsFacetResult', but got "
                        + value.getClass().getSimpleName());
    case RANGE_FACET_RESULT:
        if (value instanceof RangeFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type RangeFacetResult for field 'rangeFacetResult', but got "
                        + value.getClass().getSimpleName());
    case DATE_FACET_RESULT:
        if (value instanceof DateHistogramFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type DateHistogramFacetResult for field 'dateFacetResult', but got "
                        + value.getClass().getSimpleName());
    case HISTOGRAM_FACET_RESULT:
        if (value instanceof HistogramFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type HistogramFacetResult for field 'histogramFacetResult', but got "
                        + value.getClass().getSimpleName());
    case FILTER_FACET_RESULT:
        if (value instanceof FilterFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type FilterFacetResult for field 'filterFacetResult', but got "
                        + value.getClass().getSimpleName());
    case TERMS_STATS_FACET_RESULT:
        if (value instanceof TermsStatsFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type TermsStatsFacetResult for field 'termsStatsFacetResult', but got "
                        + value.getClass().getSimpleName());
    case STATISTICAL_FACET_RESULT:
        if (value instanceof StatisticalFacetResult) {
            break;
        }
        throw new ClassCastException(
                "Was expecting value of type StatisticalFacetResult for field 'statisticalFacetResult', but got "
                        + value.getClass().getSimpleName());
    default:
        throw new IllegalArgumentException("Unknown field id " + setField);
    }
}

From source file:com.graphaware.common.util.PropertyContainerUtils.java

private static int getInt(String pc, String key, Object value) {
    if (value instanceof Byte) {
        return ((Byte) value).intValue();
    }//from w ww  .j a va2s .c  om

    if (value instanceof Integer) {
        return (Integer) value;
    }

    if (value instanceof Long) {
        return ((Long) value).intValue();
    }

    throw new ClassCastException(value + " is not a number! (" + pc + ", key=" + key + ")");
}

From source file:org.apache.syncope.core.persistence.beans.user.SyncopeUser.java

@Override
public <T extends AbstractVirAttr> boolean removeVirtualAttribute(final T virtualAttribute) {
    if (!(virtualAttribute instanceof UVirAttr)) {
        throw new ClassCastException(
                "attribute is expected to be typed UVirAttr: " + virtualAttribute.getClass().getName());
    }/*  www  .  j  a v  a2s  .c  o m*/
    return virtualAttributes.remove((UVirAttr) virtualAttribute);
}

From source file:android.com.example.contactslist.ui.ContactsListFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);

    try {/*  www  .  j  ava  2  s  .c om*/
        // Assign callback listener which the holding activity must implement. This is used
        // so that when a contact item is interacted with (selected by the user) the holding
        // activity will be notified and can take further action such as populating the contact
        // detail pane (if in multi-pane layout) or starting a new activity with the contact
        // details (single pane layout).
        mOnContactSelectedListener = (OnContactsInteractionListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnContactsInteractionListener");
    }
}