Example usage for java.util Collections swap

Introduction

In this page you can find the example usage for java.util Collections swap.

Prototype

private static void swap(Object[] arr, int i, int j)

Source Link

Document

Swaps the two specified elements in the specified array.

Usage

From source file:com.metinkale.prayerapp.vakit.fragments.SortFragment.java

public void onItemMove(int fromPosition, int toPosition) {
    if (fromPosition < toPosition) {
        for (int i = fromPosition; i < toPosition; i++) {
            Collections.swap(mAdapter.ids, i, i + 1);
        }/*w  w  w  .  j  a  va 2 s.  c o  m*/
    } else {
        for (int i = fromPosition; i > toPosition; i--) {
            Collections.swap(mAdapter.ids, i, i - 1);
        }
    }
    mAdapter.notifyItemMoved(fromPosition, toPosition);

    Times.drop(fromPosition, toPosition);
}

From source file:org.betaconceptframework.astroboa.console.jsf.edit.MultipleSimpleCmsPropertyWrapper.java

private void swapPropertyValuePositions(Integer fromIndex, Integer toIndex) {

    if (CollectionUtils.isEmpty(simpleCmsPropertyValueWrappers)) {
        logger.error("List of values is empty. This method should never be invoked when value list is empty");
        JSFUtilities.addMessage(null, "object.edit.swapPropertyValuePositions.failed", null,
                FacesMessage.SEVERITY_WARN);
        return;//from   ww w.  j  a  v  a2s  .  c  o m
    }

    if (cmsProperty.swapValues(fromIndex, toIndex)) {

        SimpleCmsPropertyValueWrapper fromSimpleCmsPropertyValueWrapper = simpleCmsPropertyValueWrappers
                .get(fromIndex);
        SimpleCmsPropertyValueWrapper toSimpleCmsPropertyValueWrapper = simpleCmsPropertyValueWrappers
                .get(toIndex);

        fromSimpleCmsPropertyValueWrapper.changeIndex(toIndex);
        toSimpleCmsPropertyValueWrapper.changeIndex(fromIndex);

        Collections.swap(simpleCmsPropertyValueWrappers, fromIndex, toIndex);
    } else {
        JSFUtilities.addMessage(null, "object.edit.swapPropertyValuePositions.failed", null,
                FacesMessage.SEVERITY_WARN);
    }
}

From source file:com.ymsfd.practices.ui.adapter.fancy.RecyclerListAdapter.java

@Override
public void onItemMove(int fromPosition, int toPosition) {
    Collections.swap(mItems, fromPosition, toPosition);
    notifyItemMoved(fromPosition, toPosition);
}

From source file:eu.power_switch.gui.adapter.RoomNameRecyclerViewAdapter.java

@Override
public void onItemMove(int fromPosition, int toPosition) {
    if (fromPosition < toPosition) {
        for (int i = fromPosition; i < toPosition; i++) {
            Collections.swap(rooms, i, i + 1);
        }// ww w  . j ava  2  s .com
    } else {
        for (int i = fromPosition; i > toPosition; i--) {
            Collections.swap(rooms, i, i - 1);
        }
    }

    notifyItemMoved(fromPosition, toPosition);
}

From source file:de.kuschku.quasseldroid_ng.ui.coresettings.network.server.NetworkServerAdapter.java

@Override
public boolean onItemMove(int fromPosition, int toPosition) {
    Collections.swap(servers, fromPosition, toPosition);
    notifyItemMoved(fromPosition, toPosition);
    return true;/*from  w ww .jav a2s .c o m*/
}

From source file:eu.power_switch.gui.adapter.ReceiverNameRecyclerViewAdapter.java

@Override
public void onItemMove(int fromPosition, int toPosition) {
    if (fromPosition < toPosition) {
        for (int i = fromPosition; i < toPosition; i++) {
            Collections.swap(receivers, i, i + 1);
        }//w  ww . j  a  v  a  2  s . c om
    } else {
        for (int i = fromPosition; i > toPosition; i--) {
            Collections.swap(receivers, i, i - 1);
        }
    }

    notifyItemMoved(fromPosition, toPosition);
}

From source file:com.example.sascha.mealdecisionhelper.adapter.RecyclerListAdapter.java

@Override
public boolean onItemMove(int fromPosition, int toPosition) {
    Collections.swap(categoriesList, fromPosition, toPosition);
    notifyItemMoved(fromPosition, toPosition);

    return true;// w w  w  .  j a v a  2 s  .  c o m
}

From source file:com.myframe.www.widget.dragandswipewithrecyclerview.RecyclerListAdapter.java

@Override
public boolean onItemMove(int fromPosition, int toPosition) {
    Collections.swap(mDatas, fromPosition, toPosition);
    notifyItemMoved(fromPosition, toPosition);
    return true;//from w  ww .j a  v a  2  s .  co  m
}

From source file:liam.franco.selene.fragments.SuperNotesFragment.java

public void updateNote(int oldPosition) {
    if (getAdapter() != null && getAdapter().getAdapterItemCount() > 0) {
        Collections.swap(getAdapter().getAdapterItems(), oldPosition, 0);
        getAdapter().notifyAdapterItemMoved(oldPosition, 0);
    }/* w  ww . j  a v  a  2  s .c o m*/
}

From source file:org.openmrs.module.facilitydata.web.controller.FacilityDataFormSchemaController.java

@RequestMapping("/module/facilitydata/moveSection.form")
public String moveSection(ModelMap map, @RequestParam(required = true) FacilityDataFormSchema schema,
        @RequestParam(required = true) Integer existingIndex, @RequestParam(required = true) Integer newIndex)
        throws Exception {

    Collections.swap(schema.getSections(), existingIndex, newIndex);
    Context.getService(FacilityDataService.class).saveFacilityDataFormSchema(schema);
    return String.format("redirect:schema.form?id=%s", schema.getId());
}