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.davidmascharka.lips.SelectBuildingDialogFragment.java

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

    // Verify the host activity implements the callback interface
    try {//from w  w  w.jav  a  2 s.  co  m
        // Instantiate the listener so we can send events to the host
        listener = (SelectBuildingDialogListener) activity;
    } catch (ClassCastException e) {
        // The activity doesn't implement the interface
        throw new ClassCastException(activity.toString() + " must implement SelectBuildingDialogListener");
    }
}

From source file:com.akhbulatov.wordkeeper.ui.dialog.WordEditorDialog.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {/*from  w w  w. ja v  a  2s  . co m*/
        mListener = (WordEditorDialogListener) activity;
    } catch (ClassCastException e) {
        throw new ClassCastException(
                activity.toString() + " must implement " + WordEditorDialogListener.class.getName());
    }
}

From source file:com.delaroystudios.placepicker.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    FragmentManager fm = getSupportFragmentManager();
    PlacePickerFragment fragment = (PlacePickerFragment) fm.findFragmentByTag(FRAGTAG);

    if (fragment == null) {
        FragmentTransaction transaction = fm.beginTransaction();
        fragment = new PlacePickerFragment();
        transaction.add(fragment, FRAGTAG);
        transaction.commit();/*from w ww .j a  va2 s . c  o m*/
    }

    // Use fragment as click listener for cards, but must implement correct interface
    if (!(fragment instanceof OnCardClickListener)) {
        throw new ClassCastException("PlacePickerFragment must " + "implement OnCardClickListener interface.");
    }
    OnCardClickListener clickListener = (OnCardClickListener) fm.findFragmentByTag(FRAGTAG);

    mRetentionFragment = (StreamRetentionFragment) fm.findFragmentByTag(RETENTION_TAG);
    if (mRetentionFragment == null) {
        mRetentionFragment = new StreamRetentionFragment();
        fm.beginTransaction().add(mRetentionFragment, RETENTION_TAG).commit();
    } else {
        // If the retention fragment already existed, we need to pull some state.
        // pull state out
        CardStreamState state = mRetentionFragment.getCardStream();

        // dump it in CardStreamFragment.
        mCardStreamFragment = (CardStreamFragment) fm.findFragmentById(R.id.fragment_cardstream);
        mCardStreamFragment.restoreState(state, clickListener);
    }
}

From source file:cl.smartcities.isci.transportinspector.dialogs.BusSelectionDialog.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    // Verify that the host activity implements the callback interface
    try {// w  ww .j a  v a2  s  . c  om
        // Instantiate the NoticeDialogListener so we can send events to the host
        listener = (BusSelectionAdapter.ListViewAdapterListener) activity;
    } catch (ClassCastException e) {
        // The activity doesn't implement the interface, throw exception
        throw new ClassCastException(activity.toString() + " must implement NoticeDialogListener");
    }
}

From source file:com.akhbulatov.wordkeeper.ui.dialog.CategoryEditorDialog.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    try {/*from w ww.j av  a2  s.c  o m*/
        mListener = (CategoryEditorDialogListener) getTargetFragment();
    } catch (ClassCastException e) {
        throw new ClassCastException(getTargetFragment().toString() + " must implement "
                + CategoryEditorDialogListener.class.getName());
    }

    Bundle args = getArguments();
    if (args != null) {
        mTitleId = args.getInt(ARGUMENT_TITLE_ID);
        mPositiveTextId = args.getInt(ARGUMENT_POSITIVE_TEXT_ID);
        mNegativeTextId = args.getInt(ARGUMENT_NEGATIVE_TEXT_ID);
    }
}

From source file:co.uk.aging.mabel.places.placepicker.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.start);/*  ww  w.j  a  va 2  s .c  o m*/

    FragmentManager fm = getSupportFragmentManager();
    PlacePickerFragment fragment = (PlacePickerFragment) fm.findFragmentByTag(FRAGTAG);

    if (fragment == null) {
        FragmentTransaction transaction = fm.beginTransaction();
        fragment = new PlacePickerFragment();
        transaction.add(fragment, FRAGTAG);
        transaction.commit();
    }

    // Use fragment as click listener for cards, but must implement correct interface
    if (!(fragment instanceof OnCardClickListener)) {
        throw new ClassCastException("PlacePickerFragment must " + "implement OnCardClickListener interface.");
    }
    OnCardClickListener clickListener = (OnCardClickListener) fm.findFragmentByTag(FRAGTAG);

    mRetentionFragment = (StreamRetentionFragment) fm.findFragmentByTag(RETENTION_TAG);
    if (mRetentionFragment == null) {
        mRetentionFragment = new StreamRetentionFragment();
        fm.beginTransaction().add(mRetentionFragment, RETENTION_TAG).commit();
    } else {
        // If the retention fragment already existed, we need to pull some state.
        // pull state out
        CardStreamState state = mRetentionFragment.getCardStream();

        // dump it in CardStreamFragment.
        mCardStreamFragment = (CardStreamFragment) fm.findFragmentById(R.id.fragment_cardstream);
        mCardStreamFragment.restoreState(state, clickListener);
    }
}

From source file:dtu.ds.warnme.app.dialog.ReportDialog.java

@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {//w w w . j  av  a  2  s.com
        listener = (ReportDialogListener) activity;
    } catch (ClassCastException ex) {
        throw new ClassCastException(activity.toString() + " must implement ReportDialogListener");
    }
}

From source file:Utils.java

/**
 * Create a typesafe filter of an unchecked iterator. {@link Iterator#remove}
 * will work if it does in the unchecked iterator.
 * /*from w  ww.  j av  a2  s.c o m*/
 * @param rawIterator
 *          an unchecked iterator
 * @param type
 *          the desired enumeration type
 * @param strict
 *          if false, elements which are not null but not assignable to the
 *          requested type are omitted; if true, {@link ClassCastException}
 *          may be thrown from an iterator operation
 * @return an iterator guaranteed to contain only objects of the requested
 *         type (or null)
 */
public static <E> Iterator<E> checkedIteratorByFilter(Iterator rawIterator, final Class<E> type,
        final boolean strict) {
    return new CheckedIterator<E>(rawIterator) {
        protected boolean accept(Object o) {
            if (o == null) {
                return true;
            } else if (type.isInstance(o)) {
                return true;
            } else if (strict) {
                throw new ClassCastException(o + " was not a " + type.getName()); // NOI18N
            } else {
                return false;
            }
        }
    };
}

From source file:com.cerema.cloud2.ui.fragment.FileFragment.java

/**
 * {@inheritDoc}//  w w  w .ja va  2s. c  o  m
 */
@Override
public void onAttach(Activity activity) {
    super.onAttach(activity);
    try {
        mContainerActivity = (ContainerActivity) activity;

    } catch (ClassCastException e) {
        throw new ClassCastException(
                activity.toString() + " must implement " + ContainerActivity.class.getSimpleName());
    }
}

From source file:com.github.xbn.array.helper.ArrayHelperBaseComposer.java

@SuppressWarnings("unchecked")
public Iterator<E> getIterator(Object obj_thatIsArray, String array_name) {
    try {/*ww w  .  j  a  v  a 2s.  c  om*/
        return (Iterator<E>) (new ObjectArrayIterator(obj_thatIsArray));
    } catch (ClassCastException ccx) {
        throw new ClassCastException("obj_thatIsArray is not an E[]: obj_thatIsArray.getClass().getName()=\""
                + obj_thatIsArray.getClass().getName() + "\".  //  Original exception: " + ccx);
    }
}