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:org.jasig.cas.support.oauth.token.registry.JpaTokenRegistry.java

@Override
public <T extends Token> T getToken(final String tokenId, final Class<T> clazz) throws ClassCastException {
    Assert.notNull(clazz, "clazz cannot be null");

    final T token = entityManager.find(getClassImplementation(clazz), tokenId);
    if (token == null) {
        return null;
    }/*from ww  w .ja  va2  s. c  o  m*/

    if (!clazz.isAssignableFrom(token.getClass())) {
        throw new ClassCastException("Token [" + token.getId() + "] is of type " + token.getClass()
                + " when we were expecting " + clazz);
    }

    return token;
}

From source file:cat.wuyingren.rorhelper.fragments.dialogs.NewGameDialogFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    // Verify that the host activity implements the callback interface
    try {//  w w  w  . j a v a2s.c om
        // Instantiate the NoticeDialogListener so we can send events to the host
        mListener = (NewGameDialogListener) activity;
    } catch (ClassCastException e) {
        // The activity doesn't implement the interface, throw exception
        throw new ClassCastException(activity.toString() + " must implement NewGameDialogListener");
    }
}

From source file:dbs_project.util.SimpleColumn.java

@Override
public int getInteger(int index) throws IndexOutOfBoundsException, ClassCastException {
    if (isNull(index)) {
        return Type.NULL_VALUE_INTEGER;
    } else {/*from w  w w . jav  a  2  s  .c  om*/
        Object value = data.get(index);
        if (value instanceof Integer) {
            return (Integer) value;
        } else if (value instanceof Double) {
            return ((Double) value).intValue();
        } else {
            throw new ClassCastException(String.valueOf(value));
        }
    }
}

From source file:com.devspacenine.poolpal.fragment.DatePickerDialogFragment.java

@Override
public void onAttach(Activity activity) {

    super.onAttach(activity);

    // Make sure the calling fragment or activity implements OnDecisionMadeListener
    if (getArguments().containsKey(FRAGMENT_TAG)) {
        Fragment frag = ((FragmentActivity) activity).getSupportFragmentManager()
                .findFragmentByTag(getArguments().getString(FRAGMENT_TAG));
        try {//from  ww  w  .j av  a 2s.  c om
            mOnDateSetListener = (OnDateSetListener) frag;
        } catch (ClassCastException e) {
            throw new ClassCastException(frag + " must implement the OnDecisionMadeListener interface.");
        }
    } else {
        try {
            mOnDateSetListener = (OnDateSetListener) activity;
        } catch (ClassCastException e) {
            throw new ClassCastException(activity + " must implement the OnDecisionMadeListener interface.");
        }
    }
}

From source file:com.androzic.track.TrackDetails.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 a v a  2  s  . c om
        fragmentHolderCallback = (FragmentHolder) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement FragmentHolder");
    }
    try {
        trackActionsCallback = (OnTrackActionListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnTrackActionListener");
    }
}

From source file:com.learnit.LearnIt.async_tasks.GetHelpWordsGoogleTask.java

@Override
protected void onPostExecute(List<String> words) {
    super.onPostExecute(words);
    if (words == null) {
        _taskActionCallback.onFail();/* ww  w.j ava2s  .c  om*/
        return;
    }
    if (_taskActionCallback instanceof IWorkerEventListenerHelpWords) {
        ((IWorkerEventListenerHelpWords) _taskActionCallback).onSuccessWords(words);
    } else {
        throw new ClassCastException(_taskActionCallback.getClass().getSimpleName() + " must implement "
                + IWorkerEventListenerHelpWords.class.getSimpleName());
    }
}

From source file:augsburg.se.alltagsguide.page.PageOverviewFragment.java

@Override
public void onAttach(Context context) {
    super.onAttach(context);
    try {/* w  ww . ja va2s  .c  om*/
        mListener = (OnPageFragmentInteractionListener) context;
    } catch (ClassCastException e) {
        throw new ClassCastException(context.toString() + " must implement OnPageFragmentInteractionListener");
    }
}

From source file:augsburg.se.alltagsguide.event.EventOverviewFragment.java

@Override
public void onAttach(Context context) {
    super.onAttach(context);
    try {/*from   ww  w . ja va2  s  . com*/
        mListener = (OnEventPageFragmentInteractionListener) context;
    } catch (ClassCastException e) {
        throw new ClassCastException(
                context.toString() + " must implement OnEventPageFragmentInteractionListener");
    }
}

From source file:at.ac.tuwien.detlef.fragments.PodListFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {// w w  w . j a  v a 2s  .  co  m
        listener = (OnPodcastSelectedListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(String.format("%s must implement %s", activity.toString(),
                OnPodcastSelectedListener.class.getName()));
    }
}

From source file:ca.ualberta.slevinsk.gameshow.NumberPickerFragment.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {//  ww  w.j a  v a 2 s .c o  m
        onPlayerCountChangeListener = (NumberPicker.OnValueChangeListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(activity.toString() + " must implement OnValueChangListener");
    }
}