Java tutorial
/* * #%L * NICTA t3as SNOMED CT GWT UI * %% * Copyright (C) 2014 NICTA * %% * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/gpl-3.0.html>. * * Additional permission under GNU GPL version 3 section 7 * * If you modify this Program, or any covered work, by linking or combining * it with H2, GWT, or JavaBeans Activation Framework (JAF) (or a * modified version of those libraries), containing parts covered by the * terms of the H2 License, the GWT Terms, or the Common Development and * Distribution License (CDDL) version 1.0 ,the licensors of this Program * grant you additional permission to convey the resulting work. * #L% */ package org.t3as.snomedct.gwt.client; import com.google.gwt.core.client.EntryPoint; import com.google.gwt.core.client.GWT; import com.google.gwt.user.cellview.client.CellTable; import com.google.gwt.user.cellview.client.ColumnSortEvent; import com.google.gwt.user.cellview.client.TextColumn; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.Label; import com.google.gwt.user.client.ui.RootPanel; import com.google.gwt.user.client.ui.TextArea; import com.google.gwt.view.client.ListDataProvider; import com.google.gwt.view.client.Range; import com.google.gwt.view.client.RowCountChangeEvent; import org.t3as.snomedct.gwt.client.gwt.AnalyseHandler; import org.t3as.snomedct.gwt.client.gwt.ConfigureHandler; import org.t3as.snomedct.gwt.client.snomed.MappingGroupComparator; import org.t3as.snomedct.gwt.client.snomed.PhraseComparator; import org.t3as.snomedct.gwt.client.snomed.SnomedCodeComparator; import org.t3as.snomedct.gwt.client.snomed.SnomedConcept; import org.t3as.snomedct.gwt.client.snomed.SnomedDescriptionComparator; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; public class SnomedCoderUi implements EntryPoint { private final Messages messages = GWT.create(Messages.class); public void onModuleLoad() { // create the widgets final Button analyseButton = new Button(messages.sendButton()); final Button configureButton = new Button(messages.configureButton()); final TextArea mainTextArea = new TextArea(); mainTextArea.setCharacterWidth(80); mainTextArea.setVisibleLines(15); final Label errorLabel = new Label(); final CellTable<SnomedConcept> resultsTable = new CellTable<>(); // add them to the root panel RootPanel.get("mainTextArea").add(mainTextArea); RootPanel.get("analyseButton").add(analyseButton); RootPanel.get("configureButton").add(configureButton); RootPanel.get("status").add(errorLabel); RootPanel.get("snomedCodes").add(resultsTable); // set the focus to the text area mainTextArea.setFocus(true); // initialise the SNOMED code results table final List<SnomedConcept> conceptList = configSnomedTable(resultsTable); // add the handlers final List<SemanticType> types = new ArrayList<>(); final Map<String, String> typeCodeToDescription = new HashMap<>(); analyseButton.addClickHandler( new AnalyseHandler(mainTextArea, errorLabel, conceptList, types, typeCodeToDescription)); configureButton.addClickHandler(new ConfigureHandler(types, typeCodeToDescription)); } private List<SnomedConcept> configSnomedTable(final CellTable<SnomedConcept> table) { // make sure we display all results - no paging table.addRowCountChangeHandler(new RowCountChangeEvent.Handler() { @Override public void onRowCountChange(final RowCountChangeEvent event) { table.setVisibleRange(new Range(0, event.getNewRowCount())); } }); // setup the columns final TextColumn<SnomedConcept> codeCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.snomedId; } }; codeCol.setSortable(true); final TextColumn<SnomedConcept> descriptiontCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.candidatePreferred; } }; descriptiontCol.setSortable(true); final TextColumn<SnomedConcept> negatedCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.negated ? messages.negatedHeader() : ""; } }; final TextColumn<SnomedConcept> phraseCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.phraseText; } }; phraseCol.setSortable(true); final TextColumn<SnomedConcept> scoreCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return Integer.toString(Math.abs(Math.round(concept.candidateScore / 10))) + "%"; } }; final TextColumn<SnomedConcept> groupCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.mappingGroup; } }; groupCol.setSortable(true); final TextColumn<SnomedConcept> semTypeCol = new TextColumn<SnomedConcept>() { @Override public String getValue(final SnomedConcept concept) { return concept.semanticType; } }; table.addColumn(scoreCol, messages.confidenceHeader()); table.addColumn(groupCol, messages.groupHeader()); table.addColumn(codeCol, messages.codeHeader()); table.addColumn(descriptiontCol, messages.conceptHeader()); table.addColumn(negatedCol, messages.negatedHeader()); table.addColumn(semTypeCol, messages.semanticTypeHeader()); table.addColumn(phraseCol, messages.phraseHeader()); final ListDataProvider<SnomedConcept> dataProvider = new ListDataProvider<>(); dataProvider.addDataDisplay(table); final List<SnomedConcept> list = dataProvider.getList(); // make sortable by SNOMED code final ColumnSortEvent.ListHandler<SnomedConcept> codeSortHandler = new ColumnSortEvent.ListHandler<>(list); codeSortHandler.setComparator(codeCol, new SnomedCodeComparator()); table.addColumnSortHandler(codeSortHandler); // make sortable by SNOMED description final ColumnSortEvent.ListHandler<SnomedConcept> descriptionSortHandler = new ColumnSortEvent.ListHandler<>( list); descriptionSortHandler.setComparator(descriptiontCol, new SnomedDescriptionComparator()); table.addColumnSortHandler(descriptionSortHandler); // make sortable by mapping group phrase final ColumnSortEvent.ListHandler<SnomedConcept> phraseSortHandler = new ColumnSortEvent.ListHandler<>( list); phraseSortHandler.setComparator(phraseCol, new PhraseComparator()); table.addColumnSortHandler(phraseSortHandler); // make sortable by group final ColumnSortEvent.ListHandler<SnomedConcept> groupSortHandler = new ColumnSortEvent.ListHandler<>(list); groupSortHandler.setComparator(groupCol, new MappingGroupComparator()); table.addColumnSortHandler(groupSortHandler); return list; } }