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:br.com.expressobits.test.fragmentsui.HeadLinesFragment.java

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

    // This makes sure that the container activity has implemented
    // the callback interface. If not, it throws an exception.
    try {//from  ww  w  .  j ava 2  s  .c o  m
        mCallback = (OnHeadlineSelectedListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnHeadlineSelectedListener");
    }
}

From source file:com.brookmanholmes.bma.wizard.ui.ReviewFragment.java

@Override
public void onAttach(Context context) {
    super.onAttach(context);

    if (!(getActivity() instanceof Callbacks)) {
        throw new ClassCastException("Activity must implement fragment's callbacks");
    }/*from   w  ww  .  j  a va2 s. c  om*/

    callbacks = (Callbacks) getActivity();
}

From source file:com.navercorp.pinpoint.web.cluster.DefaultPinpointRouteResponse.java

@Override
public <R extends TBase> R getResponse(Class<R> clazz) {
    TBase response = getResponse();/*  www.  j  ava 2 s.com*/

    if (clazz.isInstance(response)) {
        return (R) response;
    }

    throw new ClassCastException("Not expected " + clazz + " type.");
}

From source file:CalendarUtils.java

/**
 * See the other round method.  Works with an Object, trying to
 * use it as either a Date or Calendar.//from   w w  w  .  j av a 2s.  c o  m
 */
public static Date round(Object val, int field) {
    if (val instanceof Date) {
        return round((Date) val, field);
    } else if (val instanceof Calendar) {
        return round((Calendar) val, field).getTime();
    } else {
        throw new ClassCastException("Could not round " + val);
    }
}

From source file:com.checktipsplitter.wizard.ui.FreeTextFragment.java

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

    if (!(((AppCompatActivity) activity).getSupportFragmentManager().getFragments()
            .get(0) instanceof PageFragmentCallbacks)) {
        throw new ClassCastException("Activity must implement PageFragmentCallbacks");
    }//ww w  . ja va2 s . c  o  m

    mCallbacks = (PageFragmentCallbacks) ((ActivityMain) activity).getSupportFragmentManager().getFragments()
            .get(0);
}

From source file:com.checktipsplitter.wizard.ui.ReviewFragment.java

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

    if (!(((AppCompatActivity) activity).getSupportFragmentManager().getFragments()
            .get(0) instanceof Callbacks)) {
        throw new ClassCastException("Activity must implement fragment's callbacks");
    }/*from w  ww.j a  v  a  2s. c om*/

    mCallbacks = (Callbacks) ((ActivityMain) activity).getSupportFragmentManager().getFragments().get(0);
    mWizardModel = mCallbacks.onGetModel();
    mWizardModel.registerListener(this);
    onPageTreeChanged();
}

From source file:de.lebenshilfe_muenster.uk_gebaerden_muensterland.sign_trainer.AbstractSignTrainerFragment.java

@SuppressWarnings("deprecation") // necessary for API 15!
@Override/*from  ww  w.  j  av  a 2 s  . co m*/
public void onAttach(Activity activity) {
    Log.d(TAG, "onAttach " + hashCode());
    super.onAttach(activity);
    try {
        this.onToggleLearningModeListener = (OnToggleLearningModeListener) activity;
    } catch (ClassCastException ex) {
        throw new ClassCastException(activity.toString() + " must implement OnToggleLearningModeListener");
    }
}

From source file:com.royclarkson.springagram.PhotoAddFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {/*from  w w w.j  a va 2  s.  c  o  m*/
        photoAddFragmentListener = (PhotoAddFragmentListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement PhotoAddFragmentListener");
    }
}

From source file:jp.terasoluna.fw.util.ConvertUtil.java

/**
 * ???//from  w  w w .j av  a2 s  . com
 * <ul>
 *   <li><code>null</code>?? - ?????<code>T</code>?????</li>
 *   <li><code>Object[]</code>?? - <code>T</code>??????</li>
 *   <li><code>Collection</code>?? - <code>T</code>?????</li>
 *   <li>???? - ?1???<code>T</code>?????</li>
 * </ul>
 * 
 * @param <E> ?????
 * @param obj 
 * @param elementClass ????? 
 * @return ???
 * @throws IllegalArgumentException <code>clazz</code>?
 *           <code>null</code>??
 *           <code>obj</code>?????????<code>T</code>
 *           ?????
 */
@SuppressWarnings("unchecked")
public static <E> List<E> toList(Object obj, Class<E> elementClass) throws IllegalArgumentException {
    if (elementClass == null) {
        throw new IllegalArgumentException("Argument 'elementClass' (" + Class.class.getName() + ") is null");
    }

    Object[] array = toArray(obj);
    List<E> result = new ArrayList<E>();
    for (Object element : array) {
        if (element != null && !elementClass.isAssignableFrom(element.getClass())) {
            String message = "Unable to cast '" + element.getClass().getName() + "' to '"
                    + elementClass.getName() + "'";
            throw new IllegalArgumentException(message, new ClassCastException(message));
        }
        result.add((E) element);
    }
    return result;
}

From source file:br.com.bioscada.apps.biotracks.fragments.ShareTrackDialogFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {/*from  w w  w. j  av a 2s. c  om*/
        caller = (ShareTrackCaller) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(
                activity.toString() + " must implement " + ShareTrackCaller.class.getSimpleName());
    }
}