Java tutorial
/* * 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 cool.pandora.modeller.ui.handlers.text; import static cool.pandora.modeller.DocManifestBuilder.getPageIdList; import static cool.pandora.modeller.DocManifestBuilder.getWordIdList; import static cool.pandora.modeller.ui.handlers.common.NodeMap.getCanvasPageMap; import static java.nio.charset.StandardCharsets.UTF_8; import static org.apache.commons.lang.StringUtils.substringAfter; import static org.apache.commons.lang.StringUtils.substringBefore; import static org.apache.commons.lang3.StringEscapeUtils.unescapeXml; import static org.apache.commons.lang3.exception.ExceptionUtils.getMessage; import cool.pandora.modeller.CanvasRegionURI; import cool.pandora.modeller.DocManifestBuilder; import cool.pandora.modeller.ModellerClient; import cool.pandora.modeller.ModellerClientFailedException; import cool.pandora.modeller.Region; import cool.pandora.modeller.bag.BagInfoField; import cool.pandora.modeller.bag.impl.DefaultBag; import cool.pandora.modeller.common.uri.FedoraPrefixes; import cool.pandora.modeller.common.uri.IIIFPrefixes; import cool.pandora.modeller.hOCRData; import cool.pandora.modeller.templates.MetadataTemplate; import cool.pandora.modeller.templates.WordScope; import cool.pandora.modeller.ui.Progress; import cool.pandora.modeller.ui.handlers.common.IIIFObjectURI; import cool.pandora.modeller.ui.handlers.common.NodeMap; import cool.pandora.modeller.ui.handlers.common.TextObjectURI; import cool.pandora.modeller.ui.jpanel.base.BagView; import cool.pandora.modeller.ui.jpanel.text.PatchWordsFrame; import cool.pandora.modeller.ui.util.ApplicationContextUtil; import java.awt.event.ActionEvent; import java.io.IOException; import java.io.InputStream; import java.net.URI; import java.util.Arrays; import java.util.List; import java.util.Map; import javax.swing.AbstractAction; import org.apache.commons.io.IOUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Patch Words Handler. * * @author Christopher Johnson */ public class PatchWordsHandler extends AbstractAction implements Progress { protected static final Logger log = LoggerFactory.getLogger(PatchWordsHandler.class); private static final long serialVersionUID = 1L; private final BagView bagView; /** * PatchWordsHandler. * * @param bagView BagView */ public PatchWordsHandler(final BagView bagView) { super(); this.bagView = bagView; } /** * getWordMetadata. * * @param canvasRegionURI String * @param wordContainerURI String * @param chars String * @return InputStream */ private static InputStream getWordMetadata(final String canvasRegionURI, final String wordContainerURI, final String chars) { final MetadataTemplate metadataTemplate; final List<WordScope.Prefix> prefixes = Arrays.asList(new WordScope.Prefix(FedoraPrefixes.RDFS), new WordScope.Prefix(FedoraPrefixes.MODE), new WordScope.Prefix(IIIFPrefixes.OA), new WordScope.Prefix(IIIFPrefixes.CNT), new WordScope.Prefix(IIIFPrefixes.SC), new WordScope.Prefix(IIIFPrefixes.DCTYPES)); final WordScope scope = new WordScope().fedoraPrefixes(prefixes).canvasURI(canvasRegionURI) .resourceContainerURI(wordContainerURI).chars(chars.replace("\"", "\\\"")); metadataTemplate = MetadataTemplate.template().template("template/sparql-update-word" + ".mustache") .scope(scope).throwExceptionOnFailure().build(); final String metadata = unescapeXml(metadataTemplate.render()); return IOUtils.toInputStream(metadata, UTF_8); } @Override public void actionPerformed(final ActionEvent e) { openPatchWordsFrame(); } @Override public void execute() { final String message = ApplicationContextUtil.getMessage("bag.message.wordpatched"); final DefaultBag bag = bagView.getBag(); final Map<String, BagInfoField> map = bag.getInfo().getFieldMap(); final URI canvasContainerURI = IIIFObjectURI.getCanvasContainerURI(map); final URI wordContainerURI = TextObjectURI.getWordContainerURI(map); final String url = bag.gethOCRResource(); List<String> pageIdList = null; List<String> wordIdList = null; Map<String, String> bboxmap = null; Map<String, String> charmap = null; final Map<String, String> canvasPageMap; InputStream rdfBody; try { final hOCRData hocr = DocManifestBuilder.gethOCRProjectionFromURL(url); pageIdList = getPageIdList(hocr); wordIdList = getWordIdList(hocr); bboxmap = NodeMap.getBBoxWordMap(hocr, wordIdList); charmap = NodeMap.getCharWordMap(hocr, wordIdList); } catch (final IOException e) { e.printStackTrace(); } canvasPageMap = getCanvasPageMap(pageIdList, canvasContainerURI); if (wordIdList != null) { for (final String wordId : wordIdList) { final String subWordId = substringAfter(wordId, "_"); final URI wordObjectURI = TextObjectURI.getWordObjectURI(map, subWordId); String canvasURI = null; if (canvasPageMap != null) { canvasURI = canvasPageMap.get(substringBefore(subWordId, "_")); } final String bbox = bboxmap.get(wordId); final String chars = charmap.get(wordId); final String region = Region.region().bbox(bbox).build(); final String canvasRegionURI = CanvasRegionURI.regionuri().region(region).canvasURI(canvasURI) .build(); if (canvasRegionURI != null & chars != null & wordContainerURI != null) { rdfBody = getWordMetadata(canvasRegionURI, wordContainerURI.toString(), chars); try { ModellerClient.doPatch(wordObjectURI, rdfBody); ApplicationContextUtil.addConsoleMessage(message + " " + wordObjectURI); } catch (final ModellerClientFailedException e) { ApplicationContextUtil.addConsoleMessage(getMessage(e)); } } } } bagView.getControl().invalidate(); } void openPatchWordsFrame() { final DefaultBag bag = bagView.getBag(); final PatchWordsFrame patchWordsFrame = new PatchWordsFrame(bagView, bagView.getPropertyMessage("bag.frame" + ".patch" + ".words")); patchWordsFrame.setBag(bag); patchWordsFrame.setVisible(true); } }