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:org.alfresco.rest.api.tests.TestPersonSites.java

@Test
public void testSitesWithSameTitles() throws Exception {
    // Creates 3 sites
    initializeSites();/*from   ww w .j a va  2  s  .  co  m*/

    final String site4_name = "d_" + GUID.generate();
    final String site4_title = site3_title; // Same title as site3
    final SiteRole site4_role = SiteRole.SiteCollaborator;

    TestSite site4 = TenantUtil.runAsUserTenant(new TenantRunAsWork<TestSite>() {
        @Override
        public TestSite doWork() throws Exception {
            SiteInformation siteInfo = new SiteInformation(site4_name, site4_title, site4_title,
                    SiteVisibility.PRIVATE);
            TestSite site = network1.createSite(siteInfo);
            site.inviteToSite(person32.getId(), site4_role);
            return site;
        }
    }, person31.getId(), network1.getId());
    assertNotNull(site4);

    // paging
    int totalResults = 4;
    Paging paging = getPaging(null, null, totalResults, null);

    // get memberships
    ListResponse<MemberOfSite> resp = getSiteMembershipsForPerson32(null, null, false);

    // check results
    List<MemberOfSite> expectedList = new LinkedList<>();
    expectedList.add(new MemberOfSite(site2, site2_role));
    expectedList.add(new MemberOfSite(site3, site3_role));
    expectedList.add(new MemberOfSite(site4, site4_role));
    expectedList.add(new MemberOfSite(site1, site1_role));

    try {
        checkList(expectedList, paging.getExpectedPaging(), resp);
    } catch (AssertionError error) {
        // Site3 and Site4 have a same title, and as we are sorting on titles (default sorting),
        // we can't guarantee the order in which the sites will
        // return, hence swap the sites and compare again.
        Collections.swap(expectedList, 1, 2);
        checkList(expectedList, paging.getExpectedPaging(), resp);
    }
}

From source file:hydrograph.ui.propertywindow.widgets.dialogs.join.JoinMapDialog.java

private void moveRowUp() {

    Table table = mappingTableViewer.getTable();
    setValueForCellEditor();// w w  w . j a  v a  2s . c  om
    int[] indexes = table.getSelectionIndices();
    for (int index : indexes) {

        if (index > 0) {
            Collections.swap((List<LookupMapProperty>) mappingTableItemList, index, index - 1);
            mappingTableViewer.refresh();
        }
    }
    refreshButtonStatus();

}

From source file:hydrograph.ui.propertywindow.widgets.dialogs.join.JoinMapDialog.java

private void moveRowDown() {

    Table table = mappingTableViewer.getTable();
    setValueForCellEditor();/*from  w  ww. ja v  a2  s .  c  o  m*/
    int[] indexes = table.getSelectionIndices();
    for (int i = indexes.length - 1; i > -1; i--) {

        if (indexes[i] < mappingTableItemList.size() - 1) {
            Collections.swap((List<LookupMapProperty>) mappingTableItemList, indexes[i], indexes[i] + 1);
            mappingTableViewer.refresh();

        }
    }
    refreshButtonStatus();

}

From source file:org.jts.gui.importJSIDL.Import.java

private static void commitInOrder(List<org.jts.jsidl.binding.ServiceDef> list) {
    if (list.size() == 1) {
        ServiceDef.lookupOrCreate(list.remove(0));
        return;/*from   w ww  . j a  v  a2 s  . c  o  m*/
    }

    while (!list.isEmpty()) {
        boolean restart = false;
        for (int jj = 1; jj < list.size(); jj++) {
            if (compare(list.get(0), list.get(jj)) == 1) {
                Collections.swap(list, 0, jj);
                restart = true;
                break;
            }
        }

        if (!restart) {
            ServiceDef.lookupOrCreate(list.remove(0));
        }
    }
}

From source file:org.catrobat.catroid.ui.fragment.LookFragment.java

private void moveLookDataDown() {
    Collections.swap(lookDataList, selectedLookPosition + 1, selectedLookPosition);
    adapter.notifyDataSetChanged();
}

From source file:org.catrobat.catroid.ui.fragment.LookFragment.java

private void moveLookDataUp() {
    Collections.swap(lookDataList, selectedLookPosition - 1, selectedLookPosition);
    adapter.notifyDataSetChanged();
}

From source file:org.catrobat.catroid.ui.fragment.LookFragment.java

private void moveLookDataToBottom() {
    for (int i = selectedLookPosition; i < lookDataList.size() - 1; i++) {
        Collections.swap(lookDataList, i, i + 1);
    }/*from   ww w  . j  ava 2s.  c o  m*/
    adapter.notifyDataSetChanged();
}

From source file:org.catrobat.catroid.ui.fragment.LookFragment.java

private void moveLookDataToTop() {
    for (int i = selectedLookPosition; i > 0; i--) {
        Collections.swap(lookDataList, i, i - 1);
    }/*from www  .ja v  a2s.  c o m*/
    adapter.notifyDataSetChanged();
}

From source file:org.eclipse.emf.emfstore.client.test.integration.forward.IntegrationTestHelper.java

/**
 * Changes the index of a value in a multi-valued EAtrribute of this ME.
 * /*from w  w w. j a v a 2 s .c  o m*/
 * @param me ME model element to change
 * @param attribute an attribute with multiple values (isMany = true)
 */
public void moveMultiAttributeValue(EObject me, EAttribute attribute) {
    if (!attribute.isMany()) {
        throw new IllegalArgumentException("Given attribute must be multiple valued (isMany = true)");
    }

    Object object = me.eGet(attribute);
    EList<?> eList = (EList<?>) object;
    int position1 = getRandomPosition(eList.size());
    int position2 = getRandomPosition(eList.size());
    if (position1 == position2) {
        return;
    }
    Collections.swap(eList, position1, position2);

}

From source file:org.eclipse.emf.emfstore.client.test.integration.forward.IntegrationTestHelper.java

/**
 * Changes index of a reference in a many EReference of given ME.
 * /*from   w w  w.  j  a  va 2s  .  co m*/
 * @param me ME
 * @param ref EReference to change
 */
@SuppressWarnings("unchecked")
public void moveMultiReferenceValue(EObject me, EReference ref) {
    if (!ref.isMany()) {
        throw new IllegalArgumentException("Given reference must be multiple valued (isMany = true)");
    }
    Object object = me.eGet(ref);
    EList<EObject> eList = (EList<EObject>) object;
    if (eList == null) {
        throw new IllegalStateException("Null list return for feature " + ref.getName() + " on "
                + ModelUtil.getProject(me).getModelElementId(me).getId());
    } else {
        int position1 = getRandomPosition(eList.size());
        int position2 = getRandomPosition(eList.size());
        if (position1 == position2) {
            return;
        }
        Collections.swap(eList, position1, position2);
    }

}