Java tutorial
/* * Copyright 2014-2016 CyberVision, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.kaaproject.kaa.server.admin.client.mvp.view.sdk; import java.io.IOException; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.HashMap; import java.util.List; import java.util.Map; import org.kaaproject.avro.ui.gwt.client.widget.SizedTextBox; import org.kaaproject.kaa.common.dto.VersionDto; import org.kaaproject.kaa.common.dto.event.AefMapInfoDto; import org.kaaproject.kaa.common.dto.user.UserVerifierDto; import org.kaaproject.kaa.server.admin.client.mvp.view.AddSdkProfileView; import org.kaaproject.kaa.server.admin.client.mvp.view.base.BaseDetailsViewImpl; import org.kaaproject.kaa.server.admin.client.mvp.view.widget.KaaAdminSizedTextBox; import org.kaaproject.kaa.server.admin.client.mvp.view.widget.MultiAefMapListBox; import org.kaaproject.kaa.server.admin.client.mvp.view.widget.MultiValueListBox; import org.kaaproject.kaa.server.admin.client.mvp.view.widget.VersionListBox; import org.kaaproject.kaa.server.admin.client.util.Utils; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.event.logical.shared.ValueChangeEvent; import com.google.gwt.event.logical.shared.ValueChangeHandler; import com.google.gwt.text.shared.Renderer; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.DisclosurePanel; import com.google.gwt.user.client.ui.FlexTable; import com.google.gwt.user.client.ui.HasHorizontalAlignment; import com.google.gwt.user.client.ui.HasValue; import com.google.gwt.user.client.ui.HasVerticalAlignment; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.ValueListBox; import com.google.gwt.user.client.ui.VerticalPanel; import com.google.gwt.user.client.ui.Widget; public class AddSdkProfileViewImpl extends BaseDetailsViewImpl implements AddSdkProfileView, ValueChangeHandler<VersionDto> { private static final String REQUIRED = Utils.avroUiStyle.requiredField(); private SizedTextBox name; private VersionListBox configurationSchemaVersion; private VersionListBox profileSchemaVersion; private VersionListBox notificationSchemaVersion; private VersionListBox logSchemaVersion; private List<AefMapInfoDto> aefMaps; private AefMapInfoDtoComparator aefMapComparator = new AefMapInfoDtoComparator(); private MultiAefMapListBox availableAefMaps; private MultiAefMapListBox selectedAefMaps; private Button addAefMapButton; private Button removeAefMapButton; private ValueListBox<UserVerifierDto> defaultUserVerifier; public AddSdkProfileViewImpl() { super(true); } @Override protected void initDetailsTable() { detailsTable.getColumnFormatter().setWidth(0, "250px"); detailsTable.getColumnFormatter().setWidth(1, "500px"); int row = 0; Widget label = new Label(Utils.constants.name()); label.addStyleName(REQUIRED); name = new KaaAdminSizedTextBox(256); name.addInputHandler(this); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, name); row++; label = new Label(Utils.constants.configurationSchemaVersion()); label.addStyleName(REQUIRED); configurationSchemaVersion = new VersionListBox(); configurationSchemaVersion.setWidth("80px"); configurationSchemaVersion.addValueChangeHandler(this); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, configurationSchemaVersion); row++; label = new Label(Utils.constants.profileSchemaVersion()); label.addStyleName(REQUIRED); profileSchemaVersion = new VersionListBox(); profileSchemaVersion.setWidth("80px"); profileSchemaVersion.addValueChangeHandler(this); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, profileSchemaVersion); row++; label = new Label(Utils.constants.notificationSchemaVersion()); label.addStyleName(REQUIRED); notificationSchemaVersion = new VersionListBox(); notificationSchemaVersion.setWidth("80px"); notificationSchemaVersion.addValueChangeHandler(this); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, notificationSchemaVersion); row++; label = new Label(Utils.constants.logSchemaVersion()); label.addStyleName(REQUIRED); logSchemaVersion = new VersionListBox(); logSchemaVersion.setWidth("80px"); logSchemaVersion.addValueChangeHandler(this); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, logSchemaVersion); row++; FlexTable ecfsTable = new FlexTable(); ecfsTable.setCellSpacing(6); availableAefMaps = new MultiAefMapListBox(); selectedAefMaps = new MultiAefMapListBox(); addAefMapButton = new Button(Utils.constants.add()); removeAefMapButton = new Button(Utils.constants.remove()); VerticalPanel availableEcfsPanel = new VerticalPanel(); availableEcfsPanel.setSpacing(6); Label availableLabel = new Label(Utils.constants.available()); availableEcfsPanel.add(availableLabel); availableEcfsPanel.add(availableAefMaps); VerticalPanel ecfButtonsPanel = new VerticalPanel(); ecfButtonsPanel.setSpacing(6); ecfButtonsPanel.setVerticalAlignment(HasVerticalAlignment.ALIGN_MIDDLE); ecfButtonsPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER); ecfButtonsPanel.add(addAefMapButton); ecfButtonsPanel.add(removeAefMapButton); VerticalPanel selectedEcfsPanel = new VerticalPanel(); selectedEcfsPanel.setSpacing(6); Label selectedLabel = new Label(Utils.constants.selected()); selectedEcfsPanel.add(selectedLabel); selectedEcfsPanel.add(selectedAefMaps); ecfsTable.setWidget(0, 0, availableEcfsPanel); ecfsTable.setWidget(0, 1, ecfButtonsPanel); ecfsTable.setWidget(0, 2, selectedEcfsPanel); ecfsTable.getFlexCellFormatter().setVerticalAlignment(0, 1, HasVerticalAlignment.ALIGN_MIDDLE); DisclosurePanel ecfsDisclosure = new DisclosurePanel(Utils.constants.ecfs()); ecfsDisclosure.setAnimationEnabled(true); ecfsDisclosure.setContent(ecfsTable); addAefMapButton.addStyleName(Utils.kaaAdminStyle.bAppButtonSmall()); removeAefMapButton.addStyleName(Utils.kaaAdminStyle.bAppButtonSmall()); addAefMapButton.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { addAefMap(); } }); removeAefMapButton.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { removeAefMap(); } }); availableAefMaps.setSize("250px", "100px"); selectedAefMaps.setSize("250px", "100px"); availableAefMaps.addValueChangeHandler(new ValueChangeHandler<List<AefMapInfoDto>>() { @Override public void onValueChange(ValueChangeEvent<List<AefMapInfoDto>> event) { updateAefMapButtons(); } }); selectedAefMaps.addValueChangeHandler(new ValueChangeHandler<List<AefMapInfoDto>>() { @Override public void onValueChange(ValueChangeEvent<List<AefMapInfoDto>> event) { updateAefMapButtons(); } }); detailsTable.setWidget(row, 0, ecfsDisclosure); detailsTable.getFlexCellFormatter().setColSpan(row, 0, 2); row++; label = new Label(Utils.constants.defaultUserVerifier()); Renderer<UserVerifierDto> userVerifierRenderer = new Renderer<UserVerifierDto>() { @Override public String render(UserVerifierDto object) { if (object != null) { return object.getName(); } else { return ""; } } @Override public void render(UserVerifierDto object, Appendable appendable) throws IOException { appendable.append(render(object)); } }; defaultUserVerifier = new ValueListBox<>(userVerifierRenderer); defaultUserVerifier.addValueChangeHandler(new ValueChangeHandler<UserVerifierDto>() { @Override public void onValueChange(ValueChangeEvent<UserVerifierDto> event) { fireChanged(); } }); detailsTable.setWidget(row, 0, label); detailsTable.setWidget(row, 1, defaultUserVerifier); } @Override public void onValueChange(ValueChangeEvent<VersionDto> event) { fireChanged(); } @Override protected String getCreateTitle() { return Utils.constants.addSdkProfile(); } @Override protected String getViewTitle() { return Utils.constants.sdkProfiles(); } @Override protected String getSubTitle() { return Utils.constants.sdkProfileDetails(); } @Override public HasValue<String> getName() { return name; } @Override public ValueListBox<VersionDto> getConfigurationSchemaVersion() { return configurationSchemaVersion; } @Override public ValueListBox<VersionDto> getProfileSchemaVersion() { return profileSchemaVersion; } @Override public ValueListBox<VersionDto> getNotificationSchemaVersion() { return notificationSchemaVersion; } @Override public ValueListBox<VersionDto> getLogSchemaVersion() { return logSchemaVersion; } @Override public MultiValueListBox<AefMapInfoDto> getSelectedAefMaps() { return selectedAefMaps; } @Override public ValueListBox<UserVerifierDto> getDefaultUserVerifier() { return defaultUserVerifier; } @Override public void setAefMaps(List<AefMapInfoDto> aefMaps) { this.aefMaps = aefMaps; Collections.sort(this.aefMaps, aefMapComparator); availableAefMaps.setAcceptableValues(aefMaps); } @Override protected void resetImpl() { name.setValue(""); configurationSchemaVersion.reset(); profileSchemaVersion.reset(); notificationSchemaVersion.reset(); logSchemaVersion.reset(); availableAefMaps.reset(); selectedAefMaps.reset(); addAefMapButton.setEnabled(false); removeAefMapButton.setEnabled(false); defaultUserVerifier.setValue(null); defaultUserVerifier.setAcceptableValues(Collections.<UserVerifierDto>emptyList()); } @Override protected boolean validate() { boolean result = configurationSchemaVersion.getValue() != null; result &= profileSchemaVersion.getValue() != null; result &= notificationSchemaVersion.getValue() != null; result &= logSchemaVersion.getValue() != null; result &= name.getValue().length() > 0; return result; } private void addAefMap() { List<AefMapInfoDto> selected = availableAefMaps.getValue(); availableAefMaps.setValue(null, true); Map<String, AefMapInfoDto> idMap = new HashMap<String, AefMapInfoDto>(); for (AefMapInfoDto aefMap : selected) { AefMapInfoDto previous = idMap.get(aefMap.getEcfId()); if (previous == null || aefMap.getVersion() > previous.getVersion()) { idMap.put(aefMap.getEcfId(), aefMap); } } List<AefMapInfoDto> totalSelected = new ArrayList<>(); totalSelected.addAll(idMap.values()); totalSelected.addAll(selectedAefMaps.getValues()); updateAefMapLists(totalSelected); } private void removeAefMap() { List<AefMapInfoDto> selected = selectedAefMaps.getValue(); selectedAefMaps.setValue(null, true); List<AefMapInfoDto> totalSelected = new ArrayList<>(); for (AefMapInfoDto aefMap : selectedAefMaps.getValues()) { if (!selected.contains(aefMap)) { totalSelected.add(aefMap); } } updateAefMapLists(totalSelected); } private void updateAefMapLists(List<AefMapInfoDto> totalSelected) { List<AefMapInfoDto> available = new ArrayList<>(); Map<String, AefMapInfoDto> idMap = new HashMap<String, AefMapInfoDto>(); for (AefMapInfoDto aefMap : totalSelected) { idMap.put(aefMap.getEcfId(), aefMap); } for (AefMapInfoDto aefMap : aefMaps) { if (!idMap.containsKey(aefMap.getEcfId())) { available.add(aefMap); } } Collections.sort(available, aefMapComparator); Collections.sort(totalSelected, aefMapComparator); availableAefMaps.setAcceptableValues(available); selectedAefMaps.setAcceptableValues(totalSelected); } private void updateAefMapButtons() { boolean availableSelected = availableAefMaps.getValue() != null && !availableAefMaps.getValue().isEmpty(); boolean selectedSelected = selectedAefMaps.getValue() != null && !selectedAefMaps.getValue().isEmpty(); addAefMapButton.setEnabled(availableSelected); removeAefMapButton.setEnabled(selectedSelected); } class AefMapInfoDtoComparator implements Comparator<AefMapInfoDto> { @Override public int compare(AefMapInfoDto o1, AefMapInfoDto o2) { int result = o1.getEcfName().compareTo(o2.getEcfName()); if (result == 0) { result = o1.getVersion() - o2.getVersion(); } return result; } } @Override protected void updateSaveButton(boolean enabled, boolean invalid) { getSaveButtonWidget().setText(Utils.constants.add()); getSaveButtonWidget().setEnabled(enabled); } }