Java tutorial
/******************************************************************************* * Copyright 2012 * Ubiquitous Knowledge Processing (UKP) Lab and FG Language Technology * Technische Universitt Darmstadt * * 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 de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation; import static de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAjaxCasUtil.getAddr; import static de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAjaxCasUtil.getLastSentenceAddressInDisplayWindow; import static de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAjaxCasUtil.selectByAddr; import static de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAjaxCasUtil.selectSentenceAt; import java.io.IOException; import java.io.StringReader; import java.util.ArrayList; import java.util.List; import java.util.Map.Entry; import org.apache.commons.lang.exception.ExceptionUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.uima.UIMAException; import org.apache.uima.cas.FeatureStructure; import org.apache.uima.jcas.JCas; import org.apache.wicket.ajax.AjaxRequestTarget; import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior; import org.apache.wicket.ajax.form.AjaxFormSubmitBehavior; import org.apache.wicket.ajax.markup.html.AjaxLink; import org.apache.wicket.extensions.ajax.markup.html.modal.ModalWindow; import org.apache.wicket.markup.head.IHeaderResponse; import org.apache.wicket.markup.head.OnLoadHeaderItem; import org.apache.wicket.markup.html.basic.Label; import org.apache.wicket.markup.html.form.Form; import org.apache.wicket.markup.html.form.NumberTextField; import org.apache.wicket.markup.html.panel.FeedbackPanel; import org.apache.wicket.model.Model; import org.apache.wicket.spring.injection.annot.SpringBean; import org.springframework.dao.DataRetrievalFailureException; import org.springframework.security.core.context.SecurityContextHolder; import org.wicketstuff.annotation.mount.MountPath; import de.tudarmstadt.ukp.clarin.webanno.api.AnnotationService; import de.tudarmstadt.ukp.clarin.webanno.api.RepositoryService; import de.tudarmstadt.ukp.clarin.webanno.api.UserDao; import de.tudarmstadt.ukp.clarin.webanno.brat.annotation.BratAnnotator; import de.tudarmstadt.ukp.clarin.webanno.brat.annotation.BratAnnotatorModel; import de.tudarmstadt.ukp.clarin.webanno.brat.annotation.component.AnnotationDetailEditorPanel; import de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAjaxCasUtil; import de.tudarmstadt.ukp.clarin.webanno.brat.controller.BratAnnotationException; import de.tudarmstadt.ukp.clarin.webanno.brat.project.PreferencesUtil; import de.tudarmstadt.ukp.clarin.webanno.constraints.grammar.ConstraintsGrammar; import de.tudarmstadt.ukp.clarin.webanno.constraints.grammar.ParseException; import de.tudarmstadt.ukp.clarin.webanno.constraints.grammar.syntaxtree.Parse; import de.tudarmstadt.ukp.clarin.webanno.constraints.model.ParsedConstraints; import de.tudarmstadt.ukp.clarin.webanno.constraints.model.Scope; import de.tudarmstadt.ukp.clarin.webanno.constraints.visitor.ParserVisitor; import de.tudarmstadt.ukp.clarin.webanno.model.AnnotationDocument; import de.tudarmstadt.ukp.clarin.webanno.model.AnnotationDocumentState; import de.tudarmstadt.ukp.clarin.webanno.model.ConstraintSet; import de.tudarmstadt.ukp.clarin.webanno.model.Mode; import de.tudarmstadt.ukp.clarin.webanno.model.Project; import de.tudarmstadt.ukp.clarin.webanno.model.ScriptDirection; import de.tudarmstadt.ukp.clarin.webanno.model.SourceDocument; import de.tudarmstadt.ukp.clarin.webanno.model.User; import de.tudarmstadt.ukp.clarin.webanno.webapp.dialog.OpenModalWindowPanel; import de.tudarmstadt.ukp.clarin.webanno.webapp.home.page.ApplicationPageBase; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.AnnotationLayersModalPanel; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.DocumentNamePanel; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.ExportModalPanel; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.FinishImage; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.FinishLink; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.annotation.component.GuidelineModalPanel; import de.tudarmstadt.ukp.clarin.webanno.webapp.page.welcome.WelcomePage; import de.tudarmstadt.ukp.dkpro.core.api.segmentation.type.Sentence; import wicket.contrib.input.events.EventType; import wicket.contrib.input.events.InputBehavior; import wicket.contrib.input.events.key.KeyType; /** * A wicket page for the Brat Annotation/Visualization page. Included components for pagination, * annotation layer configuration, and Exporting document * * */ @MountPath("/annotation.html") public class AnnotationPage extends ApplicationPageBase { private static final Log LOG = LogFactory.getLog(AnnotationPage.class); private static final long serialVersionUID = 1378872465851908515L; @SpringBean(name = "documentRepository") private RepositoryService repository; @SpringBean(name = "annotationService") private AnnotationService annotationService; @SpringBean(name = "userRepository") private UserDao userRepository; private BratAnnotator annotator; private FinishImage finish; private NumberTextField<Integer> gotoPageTextField; private AnnotationDetailEditorPanel editor; private int gotoPageAddress; // Open the dialog window on first load boolean firstLoad = true; private Label numberOfPages; private DocumentNamePanel documentNamePanel; private long currentprojectId; private int totalNumberOfSentence; private boolean closeButtonClicked; public BratAnnotatorModel bModel = new BratAnnotatorModel(); public AnnotationPage() { editor = new AnnotationDetailEditorPanel("annotationDetailEditorPanel", new Model<BratAnnotatorModel>(bModel)) { private static final long serialVersionUID = 2857345299480098279L; @Override protected void onChange(AjaxRequestTarget aTarget, BratAnnotatorModel aBModel) { aTarget.addChildren(getPage(), FeedbackPanel.class); try { annotator.bratRender(aTarget, getCas(aBModel)); } catch (UIMAException | ClassNotFoundException | IOException e) { LOG.info("Error reading CAS " + e.getMessage()); error("Error reading CAS " + e.getMessage()); return; } annotator.bratRenderHighlight(aTarget, aBModel.getSelection().getAnnotation()); annotator.onChange(aTarget, aBModel); } @Override protected void onAutoForward(AjaxRequestTarget aTarget, BratAnnotatorModel aBModel) { try { annotator.autoForward(aTarget, getCas(aBModel)); } catch (UIMAException | ClassNotFoundException | IOException | BratAnnotationException e) { LOG.info("Error reading CAS " + e.getMessage()); error("Error reading CAS " + e.getMessage()); return; } } }; editor.setOutputMarkupId(true); add(editor); annotator = new BratAnnotator("embedder1", new Model<BratAnnotatorModel>(bModel), editor) { private static final long serialVersionUID = 7279648231521710155L; @Override public void onChange(AjaxRequestTarget aTarget, BratAnnotatorModel aBratAnnotatorModel) { bModel = aBratAnnotatorModel; aTarget.add(numberOfPages); } @Override public void renderHead(IHeaderResponse aResponse) { super.renderHead(aResponse); // If the page is reloaded in the browser and a document was already open, we need // to render it. We use the "later" commands here to avoid polluting the Javascript // header items with document data and because loading times are not that critical // on a reload. if (getModelObject().getProject() != null) { // We want to trigger a late rendering only on a page reload, but not on a // Ajax request. if (!aResponse.getResponse().getClass().getName().endsWith("AjaxResponse")) { aResponse.render(OnLoadHeaderItem.forScript(bratInitLaterCommand())); aResponse.render(OnLoadHeaderItem.forScript(bratRenderLaterCommand())); } } } }; // This is an Annotation Operation, set model to ANNOTATION mode bModel.setMode(Mode.ANNOTATION); add(annotator); add(documentNamePanel = (DocumentNamePanel) new DocumentNamePanel("documentNamePanel", new Model<BratAnnotatorModel>(bModel)).setOutputMarkupId(true)); numberOfPages = new Label("numberOfPages", new Model<String>()); numberOfPages.setOutputMarkupId(true); add(numberOfPages); final ModalWindow openDocumentsModal; add(openDocumentsModal = new ModalWindow("openDocumentsModal")); openDocumentsModal.setOutputMarkupId(true); openDocumentsModal.setInitialWidth(500); openDocumentsModal.setInitialHeight(300); openDocumentsModal.setResizable(true); openDocumentsModal.setWidthUnit("px"); openDocumentsModal.setHeightUnit("px"); openDocumentsModal.setTitle("Open document"); openDocumentsModal.setCloseButtonCallback(new ModalWindow.CloseButtonCallback() { private static final long serialVersionUID = -5423095433535634321L; @Override public boolean onCloseButtonClicked(AjaxRequestTarget aTarget) { closeButtonClicked = true; return true; } }); add(new AjaxLink<Void>("showOpenDocumentModal") { private static final long serialVersionUID = 7496156015186497496L; @Override public void onClick(AjaxRequestTarget aTarget) { editor.reset(aTarget); closeButtonClicked = false; openDocumentsModal.setContent(new OpenModalWindowPanel(openDocumentsModal.getContentId(), bModel, openDocumentsModal, Mode.ANNOTATION) { private static final long serialVersionUID = -3434069761864809703L; @Override protected void onCancel(AjaxRequestTarget aTarget) { closeButtonClicked = true; }; }); openDocumentsModal.setWindowClosedCallback(new ModalWindow.WindowClosedCallback() { private static final long serialVersionUID = -1746088901018629567L; @Override public void onClose(AjaxRequestTarget target) { // A hack, the dialog opens for the first time, and if no document is // selected window will be "blind down". Something in the brat js causes // this! if (bModel.getProject() == null || bModel.getDocument() == null) { setResponsePage(WelcomePage.class); } // Dialog was cancelled rather that a document was selected. if (closeButtonClicked) { return; } loadDocumentAction(target); String username = SecurityContextHolder.getContext().getAuthentication().getName(); User user = userRepository.get(username); editor.setEnabled( !FinishImage.isFinished(new Model<BratAnnotatorModel>(bModel), user, repository)); } }); // target.appendJavaScript("Wicket.Window.unloadConfirmation = false;"); openDocumentsModal.show(aTarget); } }); add(new AnnotationLayersModalPanel("annotationLayersModalPanel", new Model<BratAnnotatorModel>(bModel), editor) { private static final long serialVersionUID = -4657965743173979437L; @Override protected void onChange(AjaxRequestTarget aTarget) { try { JCas jCas = getJCas(); annotator.bratRender(aTarget, jCas); updateSentenceAddress(jCas, aTarget); } catch (UIMAException | ClassNotFoundException | IOException e) { LOG.info("Error reading CAS " + e.getMessage()); error("Error reading CAS " + e.getMessage()); return; } } }); add(new ExportModalPanel("exportModalPanel", new Model<BratAnnotatorModel>(bModel))); // Show the previous document, if exist add(new AjaxLink<Void>("showPreviousDocument") { private static final long serialVersionUID = 7496156015186497496L; /** * Get the current beginning sentence address and add on it the size of the display * window */ @Override public void onClick(AjaxRequestTarget aTarget) { editor.reset(aTarget); // List of all Source Documents in the project List<SourceDocument> listOfSourceDocuements = repository.listSourceDocuments(bModel.getProject()); String username = SecurityContextHolder.getContext().getAuthentication().getName(); User user = userRepository.get(username); List<SourceDocument> sourceDocumentsinIgnorState = new ArrayList<SourceDocument>(); for (SourceDocument sourceDocument : listOfSourceDocuements) { if (repository.existsAnnotationDocument(sourceDocument, user) && repository.getAnnotationDocument(sourceDocument, user).getState() .equals(AnnotationDocumentState.IGNORE)) { sourceDocumentsinIgnorState.add(sourceDocument); } } listOfSourceDocuements.removeAll(sourceDocumentsinIgnorState); // Index of the current source document in the list int currentDocumentIndex = listOfSourceDocuements.indexOf(bModel.getDocument()); // If the first the document if (currentDocumentIndex == 0) { aTarget.appendJavaScript("alert('This is the first document!')"); return; } bModel.setDocumentName(listOfSourceDocuements.get(currentDocumentIndex - 1).getName()); bModel.setDocument(listOfSourceDocuements.get(currentDocumentIndex - 1)); loadDocumentAction(aTarget); } }.add(new InputBehavior(new KeyType[] { KeyType.Shift, KeyType.Page_up }, EventType.click))); // Show the next document if exist add(new AjaxLink<Void>("showNextDocument") { private static final long serialVersionUID = 7496156015186497496L; /** * Get the current beginning sentence address and add on it the size of the display * window */ @Override public void onClick(AjaxRequestTarget aTarget) { editor.reset(aTarget); // List of all Source Documents in the project List<SourceDocument> listOfSourceDocuements = repository.listSourceDocuments(bModel.getProject()); String username = SecurityContextHolder.getContext().getAuthentication().getName(); User user = userRepository.get(username); List<SourceDocument> sourceDocumentsinIgnorState = new ArrayList<SourceDocument>(); for (SourceDocument sourceDocument : listOfSourceDocuements) { if (repository.existsAnnotationDocument(sourceDocument, user) && repository.getAnnotationDocument(sourceDocument, user).getState() .equals(AnnotationDocumentState.IGNORE)) { sourceDocumentsinIgnorState.add(sourceDocument); } } listOfSourceDocuements.removeAll(sourceDocumentsinIgnorState); // Index of the current source document in the list int currentDocumentIndex = listOfSourceDocuements.indexOf(bModel.getDocument()); // If the first document if (currentDocumentIndex == listOfSourceDocuements.size() - 1) { aTarget.appendJavaScript("alert('This is the last document!')"); return; } bModel.setDocumentName(listOfSourceDocuements.get(currentDocumentIndex + 1).getName()); bModel.setDocument(listOfSourceDocuements.get(currentDocumentIndex + 1)); loadDocumentAction(aTarget); } }.add(new InputBehavior(new KeyType[] { KeyType.Shift, KeyType.Page_down }, EventType.click))); // Show the next page of this document add(new AjaxLink<Void>("showNext") { private static final long serialVersionUID = 7496156015186497496L; /** * Get the current beginning sentence address and add on it the size of the display * window */ @Override public void onClick(AjaxRequestTarget aTarget) { try { if (bModel.getDocument() != null) { JCas jCas = getJCas(); int nextSentenceAddress = BratAjaxCasUtil.getNextPageFirstSentenceAddress(jCas, bModel.getSentenceAddress(), bModel.getPreferences().getWindowSize()); if (bModel.getSentenceAddress() != nextSentenceAddress) { updateSentenceNumber(jCas, nextSentenceAddress); aTarget.addChildren(getPage(), FeedbackPanel.class); annotator.bratRenderLater(aTarget); gotoPageTextField.setModelObject( BratAjaxCasUtil.getFirstSentenceNumber(jCas, bModel.getSentenceAddress()) + 1); updateSentenceAddress(jCas, aTarget); } else { aTarget.appendJavaScript("alert('This is last page!')"); } } else { aTarget.appendJavaScript("alert('Please open a document first!')"); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }.add(new InputBehavior(new KeyType[] { KeyType.Page_down }, EventType.click))); // Show the previous page of this document add(new AjaxLink<Void>("showPrevious") { private static final long serialVersionUID = 7496156015186497496L; @Override public void onClick(AjaxRequestTarget aTarget) { try { if (bModel.getDocument() != null) { JCas jCas = getJCas(); int previousSentenceAddress = BratAjaxCasUtil.getPreviousDisplayWindowSentenceBeginAddress( jCas, bModel.getSentenceAddress(), bModel.getPreferences().getWindowSize()); if (bModel.getSentenceAddress() != previousSentenceAddress) { updateSentenceNumber(jCas, previousSentenceAddress); aTarget.addChildren(getPage(), FeedbackPanel.class); annotator.bratRenderLater(aTarget); gotoPageTextField.setModelObject( BratAjaxCasUtil.getFirstSentenceNumber(jCas, bModel.getSentenceAddress()) + 1); updateSentenceAddress(jCas, aTarget); } else { aTarget.appendJavaScript("alert('This is First Page!')"); } } else { aTarget.appendJavaScript("alert('Please open a document first!')"); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }.add(new InputBehavior(new KeyType[] { KeyType.Page_up }, EventType.click))); add(new AjaxLink<Void>("showFirst") { private static final long serialVersionUID = 7496156015186497496L; @Override public void onClick(AjaxRequestTarget aTarget) { try { if (bModel.getDocument() != null) { JCas jCas = getJCas(); if (bModel.getFirstSentenceAddress() != bModel.getSentenceAddress()) { updateSentenceNumber(jCas, bModel.getFirstSentenceAddress()); aTarget.addChildren(getPage(), FeedbackPanel.class); annotator.bratRenderLater(aTarget); gotoPageTextField.setModelObject( BratAjaxCasUtil.getFirstSentenceNumber(jCas, bModel.getSentenceAddress()) + 1); updateSentenceAddress(jCas, aTarget); } else { aTarget.appendJavaScript("alert('This is first page!')"); } } else { aTarget.appendJavaScript("alert('Please open a document first!')"); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }.add(new InputBehavior(new KeyType[] { KeyType.Home }, EventType.click))); add(new AjaxLink<Void>("showLast") { private static final long serialVersionUID = 7496156015186497496L; @Override public void onClick(AjaxRequestTarget aTarget) { try { if (bModel.getDocument() != null) { JCas jCas = getJCas(); int lastDisplayWindowBeginingSentenceAddress = BratAjaxCasUtil .getLastDisplayWindowFirstSentenceAddress(jCas, bModel.getPreferences().getWindowSize()); if (lastDisplayWindowBeginingSentenceAddress != bModel.getSentenceAddress()) { updateSentenceNumber(jCas, lastDisplayWindowBeginingSentenceAddress); aTarget.addChildren(getPage(), FeedbackPanel.class); annotator.bratRenderLater(aTarget); gotoPageTextField.setModelObject( BratAjaxCasUtil.getFirstSentenceNumber(jCas, bModel.getSentenceAddress()) + 1); updateSentenceAddress(jCas, aTarget); } else { aTarget.appendJavaScript("alert('This is last Page!')"); } } else { aTarget.appendJavaScript("alert('Please open a document first!')"); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }.add(new InputBehavior(new KeyType[] { KeyType.End }, EventType.click))); add(new AjaxLink<Void>("toggleScriptDirection") { private static final long serialVersionUID = -4332566542278611728L; @Override public void onClick(AjaxRequestTarget aTarget) { if (ScriptDirection.LTR.equals(bModel.getScriptDirection())) { bModel.setScriptDirection(ScriptDirection.RTL); } else { bModel.setScriptDirection(ScriptDirection.LTR); } annotator.bratRenderLater(aTarget); } }); add(new GuidelineModalPanel("guidelineModalPanel", new Model<BratAnnotatorModel>(bModel))); gotoPageTextField = (NumberTextField<Integer>) new NumberTextField<Integer>("gotoPageText", new Model<Integer>(0)); Form<Void> gotoPageTextFieldForm = new Form<Void>("gotoPageTextFieldForm"); gotoPageTextFieldForm.add(new AjaxFormSubmitBehavior(gotoPageTextFieldForm, "onsubmit") { private static final long serialVersionUID = -4549805321484461545L; @Override protected void onSubmit(AjaxRequestTarget aTarget) { try { if (gotoPageAddress == 0) { aTarget.appendJavaScript("alert('The sentence number entered is not valid')"); return; } if (bModel.getSentenceAddress() != gotoPageAddress) { JCas jCas = getJCas(); updateSentenceNumber(jCas, gotoPageAddress); aTarget.addChildren(getPage(), FeedbackPanel.class); annotator.bratRenderLater(aTarget); aTarget.add(numberOfPages); gotoPageTextField.setModelObject( BratAjaxCasUtil.getFirstSentenceNumber(jCas, bModel.getSentenceAddress()) + 1); aTarget.add(gotoPageTextField); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }); gotoPageTextField.setType(Integer.class); gotoPageTextField.setMinimum(1); gotoPageTextField.setDefaultModelObject(1); add(gotoPageTextFieldForm.add(gotoPageTextField)); gotoPageTextField.add(new AjaxFormComponentUpdatingBehavior("onchange") { private static final long serialVersionUID = 56637289242712170L; @Override protected void onUpdate(AjaxRequestTarget aTarget) { try { if (gotoPageTextField.getModelObject() < 1) { aTarget.appendJavaScript("alert('Page number shouldn't be less than 1')"); } else { updateSentenceAddress(getJCas(), aTarget); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }); add(new AjaxLink<Void>("gotoPageLink") { private static final long serialVersionUID = 7496156015186497496L; @Override public void onClick(AjaxRequestTarget aTarget) { try { if (gotoPageAddress == 0) { aTarget.appendJavaScript("alert('The sentence number entered is not valid')"); return; } if (bModel.getDocument() == null) { aTarget.appendJavaScript("alert('Please open a document first!')"); return; } if (bModel.getSentenceAddress() != gotoPageAddress) { JCas jCas = getJCas(); updateSentenceNumber(jCas, gotoPageAddress); updateSentenceAddress(jCas, aTarget); annotator.bratRenderLater(aTarget); } } catch (Exception e) { error(e.getMessage()); aTarget.addChildren(getPage(), FeedbackPanel.class); } } }); finish = new FinishImage("finishImage", new Model<BratAnnotatorModel>(bModel)); finish.setOutputMarkupId(true); add(new FinishLink("showYesNoModalPanel", new Model<BratAnnotatorModel>(bModel), finish) { private static final long serialVersionUID = -4657965743173979437L; }); } private void updateSentenceAddress(JCas aJCas, AjaxRequestTarget aTarget) throws UIMAException, IOException, ClassNotFoundException { gotoPageAddress = BratAjaxCasUtil.getSentenceAddress(aJCas, gotoPageTextField.getModelObject()); String labelText = ""; if (bModel.getDocument() != null) { totalNumberOfSentence = BratAjaxCasUtil.getNumberOfPages(aJCas); // If only one page, start displaying from sentence 1 if (totalNumberOfSentence == 1) { bModel.setSentenceAddress(bModel.getFirstSentenceAddress()); } int sentenceNumber = BratAjaxCasUtil.getFirstSentenceNumber(aJCas, bModel.getSentenceAddress()); int firstSentenceNumber = sentenceNumber + 1; int lastSentenceNumber; if (firstSentenceNumber + bModel.getPreferences().getWindowSize() - 1 < totalNumberOfSentence) { lastSentenceNumber = firstSentenceNumber + bModel.getPreferences().getWindowSize() - 1; } else { lastSentenceNumber = totalNumberOfSentence; } labelText = "showing " + firstSentenceNumber + "-" + lastSentenceNumber + " of " + totalNumberOfSentence + " sentences"; } else { labelText = "";// no document yet selected } numberOfPages.setDefaultModelObject(labelText); aTarget.add(numberOfPages); aTarget.add(gotoPageTextField); } @Override public void renderHead(IHeaderResponse response) { super.renderHead(response); String jQueryString = ""; if (firstLoad) { jQueryString += "jQuery('#showOpenDocumentModal').trigger('click');"; firstLoad = false; } response.render(OnLoadHeaderItem.forScript(jQueryString)); } private JCas getJCas() throws UIMAException, IOException, ClassNotFoundException { String username = SecurityContextHolder.getContext().getAuthentication().getName(); User user = userRepository.get(username); SourceDocument aDocument = bModel.getDocument(); AnnotationDocument annotationDocument = repository.getAnnotationDocument(aDocument, user); // If there is no CAS yet for the annotation document, create one. return repository.readAnnotationCas(annotationDocument); } private void updateSentenceNumber(JCas aJCas, int aAddress) { bModel.setSentenceAddress(aAddress); Sentence sentence = selectByAddr(aJCas, Sentence.class, aAddress); bModel.setSentenceBeginOffset(sentence.getBegin()); bModel.setSentenceEndOffset(sentence.getEnd()); bModel.setSentenceNumber(BratAjaxCasUtil.getSentenceNumber(aJCas, sentence.getBegin())); Sentence firstSentence = selectSentenceAt(aJCas, bModel.getSentenceBeginOffset(), bModel.getSentenceEndOffset()); int lastAddressInPage = getLastSentenceAddressInDisplayWindow(aJCas, getAddr(firstSentence), bModel.getPreferences().getWindowSize()); // the last sentence address in the display window Sentence lastSentenceInPage = (Sentence) selectByAddr(aJCas, FeatureStructure.class, lastAddressInPage); bModel.setFSN(BratAjaxCasUtil.getSentenceNumber(aJCas, firstSentence.getBegin())); bModel.setLSN(BratAjaxCasUtil.getSentenceNumber(aJCas, lastSentenceInPage.getBegin())); } private void loadDocumentAction(AjaxRequestTarget aTarget) { LOG.info("BEGIN LOAD_DOCUMENT_ACTION"); // Update dynamic elements in action bar aTarget.add(finish); aTarget.add(numberOfPages); aTarget.add(documentNamePanel); String username = SecurityContextHolder.getContext().getAuthentication().getName(); User user = userRepository.get(username); bModel.setUser(userRepository.get(username)); try { // Check if there is an annotation document entry in the database. If there is none, // create one. AnnotationDocument annotationDocument = repository.createOrGetAnnotationDocument(bModel.getDocument(), user); // Read the CAS JCas jcas = repository.readAnnotationCas(annotationDocument); // Update the annotation document CAS repository.upgradeCas(jcas.getCas(), annotationDocument); // After creating an new CAS or upgrading the CAS, we need to save it repository.writeAnnotationCas(jcas.getCas().getJCas(), annotationDocument.getDocument(), user); // (Re)initialize brat model after potential creating / upgrading CAS bModel.initForDocument(jcas, repository); // Load constraints bModel.setConstraints(loadConstraints(aTarget, bModel.getProject())); // Load user preferences PreferencesUtil.setAnnotationPreference(username, repository, annotationService, bModel, Mode.ANNOTATION); // if project is changed, reset some project specific settings if (currentprojectId != bModel.getProject().getId()) { bModel.initForProject(); } currentprojectId = bModel.getProject().getId(); LOG.debug("Configured BratAnnotatorModel for user [" + bModel.getUser() + "] f:[" + bModel.getFirstSentenceAddress() + "] l:[" + bModel.getLastSentenceAddress() + "] s:[" + bModel.getSentenceAddress() + "]"); gotoPageTextField.setModelObject(1); updateSentenceAddress(jcas, aTarget); // Wicket-level rendering of annotator because it becomes visible // after selecting a document aTarget.add(annotator); // brat-level initialization and rendering of document annotator.bratInit(aTarget); annotator.bratRender(aTarget, jcas); } catch (DataRetrievalFailureException e) { LOG.error("Error", e); aTarget.addChildren(getPage(), FeedbackPanel.class); error(e.getMessage()); } catch (IOException e) { LOG.error("Error", e); aTarget.addChildren(getPage(), FeedbackPanel.class); error(e.getMessage()); } catch (UIMAException e) { LOG.error("Error", e); aTarget.addChildren(getPage(), FeedbackPanel.class); error(ExceptionUtils.getRootCauseMessage(e)); } catch (ClassNotFoundException e) { LOG.error("Error", e); aTarget.addChildren(getPage(), FeedbackPanel.class); error(e.getMessage()); } LOG.info("END LOAD_DOCUMENT_ACTION"); } private ParsedConstraints loadConstraints(AjaxRequestTarget aTarget, Project aProject) throws IOException { ParsedConstraints merged = null; for (ConstraintSet set : repository.listConstraintSets(aProject)) { try { String script = repository.readConstrainSet(set); ConstraintsGrammar parser = new ConstraintsGrammar(new StringReader(script)); Parse p = parser.Parse(); ParsedConstraints constraints = p.accept(new ParserVisitor()); if (merged == null) { merged = constraints; } else { // Merge imports for (Entry<String, String> e : constraints.getImports().entrySet()) { //Check if the value already points to some other feature in previous constraint file(s). if (merged.getImports().containsKey(e.getKey()) && !e.getValue().equalsIgnoreCase(merged.getImports().get(e.getKey()))) { //If detected, notify user with proper message and abort merging StringBuffer errorMessage = new StringBuffer(); errorMessage.append("Conflict detected in imports for key \""); errorMessage.append(e.getKey()); errorMessage.append("\", conflicting values are \""); errorMessage.append(e.getValue()); errorMessage.append("\" & \""); errorMessage.append(merged.getImports().get(e.getKey())); errorMessage.append( "\". Please contact Project Admin for correcting this. Constraints feature may not work."); errorMessage.append("\nAborting Constraint rules merge!"); LOG.error(errorMessage.toString()); error(errorMessage.toString()); break; } } merged.getImports().putAll(constraints.getImports()); // Merge scopes for (Scope scope : constraints.getScopes()) { Scope target = merged.getScopeByName(scope.getScopeName()); if (target == null) { // Scope does not exist yet merged.getScopes().add(scope); } else { // Scope already exists target.getRules().addAll(scope.getRules()); } } } } catch (ParseException e) { LOG.error("Error", e); aTarget.addChildren(getPage(), FeedbackPanel.class); error(e.getMessage()); } } return merged; } }