List of usage examples for com.mongodb.client MongoCollection insertOne
void insertOne(TDocument document);
From source file:module.script.emtab365.ImportSamplesEMTAB365.java
License:Open Source License
public ImportSamplesEMTAB365() { // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); // ===== Collections ====== MongoCollection<Document> collectionPlatforms = db.getCollection("platforms"); MongoCollection<Document> collectionSeries = db.getCollection("series"); MongoCollection<Document> collectionSamples = db.getCollection("samples"); // ===== Excel data loader ===== String inputfile = this.getInputDirectory() + this.getDirSeparator() + "E-MTAB-365.sdrf.xlsx"; System.out.println("LOADING \t " + inputfile); excelService.load(inputfile);// w w w . j a va 2s . c o m // ===== Init values ====== String idSeries = "E-MTAB-365"; List<String> listSeries = new ArrayList<String>(); listSeries.add(idSeries); Document docSeries = collectionSeries.find(Filters.eq("_id", idSeries)).first(); String organism = "Homo sapiens"; // ==== Header processing ==== Map<Integer, String> mapHeader = new HashMap<Integer, String>(); for (int i = 0; i < excelService.getHeader().size(); i++) { String headerItem = (String) excelService.getHeader().get(i); if (headerItem != null && headerItem.contains("[")) { String[] parts = headerItem.split("[\\[\\]]"); headerItem = parts[1]; headerItem = headerItem.replaceAll("[:_\\.]", " "); } mapHeader.put(i, headerItem.trim()); } System.out.println(mapHeader); for (int i = 0; i < excelService.getData().size(); i++) { // for (int i=0; i<1; i++) { List<Object> dataline = excelService.getData().get(i); String idSample = (String) dataline.get(0); if (!idSample.equals("pool XX")) { String idPlatform = ((String) dataline.get(54)).trim(); if (idPlatform.contains("A-AFFY-44")) { idPlatform = "GPL570"; } else { Document docPlatform = mongoService.createPlatform(idPlatform, null, "9606", "Homo sapiens", null, null, null, null); UpdateResult res = collectionPlatforms.updateOne( Filters.eq("_id", docPlatform.getString("_id")), new Document("$set", docPlatform)); if (res.getMatchedCount() == 0) { collectionPlatforms.insertOne(docPlatform); } } Document docSample = mongoService.createSample(idSample, idSeries, listSeries, organism, (Date) docSeries.get("submission_date"), (Date) docSeries.get("last_update"), false); // === exp_group === Document expgroup = mongoService.createExpGroup(docSample, idPlatform, null, null, organism); docSample.append("exp_group", expgroup); // === parameters === Map<String, Object> mapParameters = new HashMap<String, Object>(); for (int j = 0; j < dataline.size(); j++) { String key = mapHeader.get(j); Object value = dataline.get(j); if (value instanceof String) { String valueString = ((String) value).trim(); if (valueString != null && !valueString.isEmpty() && !valueString.equals("NA") && !valueString.equals("ND")) { value = valueString; } else { value = null; } } if (key != null && value != null) { mapParameters.put(key, value); // System.out.println(key + "='" + value+"'"); } } Document parameters = mongoService.createParameters(docSample, mapParameters); docSample.append("parameters", parameters); // === Delete if already exist === collectionSamples.deleteOne(Filters.eq("_id", docSample.getString("_id"))); // ===== Insert data ===== collectionSamples.insertOne(docSample); System.out.println(docSample); } } mongoClient.close(); }
From source file:module.script.ImportArrayExpress1733.java
License:Open Source License
public ImportArrayExpress1733() { // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); MongoCollection<Document> collectionSeries = db.getCollection("series"); MongoCollection<Document> collectionSamples = db.getCollection("samples"); // ===== Pattern ===== String patternText = "\\[[\\p{Print}\\p{Space}]+\\]"; ;/*from w w w . j a va 2s . c o m*/ Pattern pattern = Pattern.compile(patternText); // ===== Series ===== for (String accession : listAccessions) { List<String> accessionAsList = new ArrayList<String>(); accessionAsList.add(accession); String urlString = "https://www.ebi.ac.uk/arrayexpress/files/" + accession + "/" + accession + ".idf.txt"; System.out.println(urlString); String text = webService.loadUrl(urlString); String[] parts = text.split(lineSeparator); List<String> dataSeries = new ArrayList<String>(Arrays.asList(parts)); AESeries series = new AESeries(dataSeries); System.out.println(series); // ===== Check if already imported as a GSE ===== boolean isGseFound = false; String gseNumber = null; for (String secondaryAccession : series.getListAccessions()) { if (secondaryAccession.startsWith("GSE")) { gseNumber = secondaryAccession; Document gse = db.getCollection("series").find(Filters.eq("_id", secondaryAccession)).first(); isGseFound = gse != null; } } int nbImportedSamples = 0; if (!isGseFound) { // ===== Create Mongo series ===== Document docSeries = mongoService.createSeries(accession, series.getTitle(), null, series.getSubmissionDate(), series.getSubmissionDate()); if (series.getListAccessions() != null && !series.getListAccessions().isEmpty()) { docSeries.put("secondary_accessions", series.getListAccessions()); } if (false) { UpdateResult updateResult = collectionSeries.updateOne(Filters.eq("_id", accession), new Document("$set", docSeries)); if (updateResult.getMatchedCount() == 0) { collectionSeries.insertOne(docSeries); } } System.out.println(docSeries); // ===== Import clinical data ===== String url = "https://www.ebi.ac.uk/arrayexpress/files/" + accession + "/" + series.getSdrf(); System.out.println(url); String clindata = webService.loadUrl(url); String[] clinparts = clindata.split(lineSeparator); List<String> data = new ArrayList<String>(Arrays.asList(clinparts)); // ===== Recognize samples ===== List<String> header = this.createHeader(data.get(0), pattern); System.out.println(header); for (int i = 1; i < data.size(); i++) { Integer nbSamples = data.size() - 1; Map<String, Object> mapParameters = this.createMapParameters(data.get(i), header); String idSample = this.createIdSample(mapParameters); if (idSample == null) { System.err.println("ERROR: idSample is not recongnized for " + accession); System.out.println("Line " + i); System.out.println(mapParameters); mongoClient.close(); System.exit(0); } else { if (formatIdSample) { idSample = "E-MTAB-2836" + "-" + idSample; idSample = idSample.trim().replaceAll(" ", "-"); } } idSample = idSample.split(" ")[0].trim(); // === Organism === String organism = (String) mapParameters.get("organism"); if (organism == null || organism.isEmpty()) { organism = defaultOrganism; } // === Platform === String platform = (String) mapParameters.get("LIBRARY_STRATEGY"); if (platform != null && !platform.isEmpty()) { platform = platform.toLowerCase().trim(); } else { platform = defaultPlatform; } Document docSampleExist = collectionSamples.find(Filters.eq("_id", idSample)).first(); boolean docAlreadyExist = docSampleExist != null; System.out.println("docAlreadyExist " + docAlreadyExist); // === Delete old if already exist === if (docAlreadyExist) { List<String> listSeries = (List<String>) docSampleExist.get("series"); Set<String> setSeries = new HashSet<String>(); listSeries.add(accession); setSeries.addAll(listSeries); listSeries.clear(); listSeries.addAll(setSeries); docSampleExist.append("series", listSeries); System.out.println(docSampleExist); if (commit) { collectionSamples.deleteOne(eq("_id", docSampleExist.get("_id"))); collectionSamples.insertOne(docSampleExist); } } } } else { System.out.println("GEO accession " + gseNumber + " corresponding to " + accession + " exists already. Skip import."); } System.out.println("Number of imported samples: " + nbImportedSamples); } mongoClient.close(); }
From source file:module.script.pro12.CreatePro12.java
License:Open Source License
@SuppressWarnings({ "unchecked" })
public CreatePro12() {
// ===== Session PostgreSQL =====
SessionFactory sessionFactory = HibernateUtil
.buildSessionFactory("config/epimed_semantic.hibernate.cfg.xml");
Session session = sessionFactory.openSession();
// ===== Session Mongo =====
MongoClient mongoClient = MongoUtil.buildMongoClient();
MongoDatabase db = mongoClient.getDatabase("epimed_experiments");
// MongoDatabase db = mongoClient.getDatabase("geo");
MongoCollection<Document> collectionSeries = db.getCollection("series");
Date submissionDate = null;/*from w ww . j a v a2 s .com*/
try {
submissionDate = dateFormat.parse("2010-01-01");
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
List<String> platforms = new ArrayList<String>();
platforms.add("GPL570");
Document docSeries = new Document();
docSeries.append("_id", "PRO12").append("title", "Project 12: Reference tissues and cell lines")
.append("platforms", platforms).append("submission_date", submissionDate)
.append("last_update", submissionDate).append("import_date", new Date());
System.out.println(docSeries);
collectionSeries.insertOne(docSeries);
if (session.isOpen()) {
session.close();
}
sessionFactory.close();
mongoClient.close();
}
From source file:module.script.proallchen.CreateProallChen.java
License:Open Source License
public CreateProallChen() { // ===== Session PostgreSQL ===== SessionFactory sessionFactory = HibernateUtil .buildSessionFactory("config/epimed_semantic.hibernate.cfg.xml"); Session session = sessionFactory.openSession(); // ===== Session Mongo ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); // MongoDatabase db = mongoClient.getDatabase("geo"); MongoCollection<Document> collectionSeries = db.getCollection("series"); Date submissionDate = null;/*ww w .ja v a2s . c om*/ try { submissionDate = dateFormat.parse("2016-05-13"); } catch (ParseException e) { // TODO Auto-generated catch block e.printStackTrace(); } // List<String> platforms = new ArrayList<String>(); // platforms.add("GPL570"); Document docSeries = new Document(); docSeries.append("_id", "PROALL_CHEN") .append("title", "Genomic Profiling of Adult and Pediatric B-cell Acute Lymphoblastic Leukemia") .append("platforms", null).append("submission_date", submissionDate) .append("last_update", submissionDate).append("import_date", new Date()); System.out.println(docSeries); collectionSeries.insertOne(docSeries); if (session.isOpen()) { session.close(); } sessionFactory.close(); mongoClient.close(); }
From source file:module.script.proallchen.ImportProallChenSupplementary.java
License:Open Source License
public ImportProallChenSupplementary() { // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); // ===== Samples ====== MongoCollection<Document> collectionSamples = db.getCollection("samples"); // ===== Excel data loader ===== String inputfile = this.getInputDirectory() + this.getDirSeparator() + "DB_ALL_JIN_RNASEC_clinical_data_supplementary.xlsx"; System.out.println("LOADING \t " + inputfile); ExcelService excelService = new ExcelService(); excelService.load(inputfile);/*from ww w . jav a 2 s .com*/ System.out.println(excelService.getHeader()); String idSeries = "PROALL_CHEN"; List<String> listSeries = new ArrayList<String>(); listSeries.add(idSeries); for (int i = 0; i < excelService.getData().size(); i++) { List<Object> line = excelService.getData().get(i); String idSample = "ESM" + line.get(0); System.out.println(idSample + " " + line); // ===== Sample Document ===== Document docSample = new Document(); docSample.append("_id", idSample).append("main_gse_number", idSeries).append("series", listSeries) .append("organism", "Homo sapiens").append("submission_date", today) .append("last_update", today).append("import_date", today).append("analyzed", false); // ===== Mandatory parameters ===== Document expGroup = generateExpGroup(idSeries, idSample); docSample.append("exp_group", expGroup); // ===== Supplementary parameters ===== Document parameters = new Document(); parameters.append("id_sample", idSample); // === Attributes === for (int j = 0; j < excelService.getHeader().size(); j++) { String header = (String) excelService.getHeader().get(j); Object value = line.get(j); // System.out.println(header + " = " + value); parameters.append(header, value); } docSample.append("parameters", parameters); System.out.println(docSample); // === Delete if already exist === collectionSamples.deleteOne(eq("_id", idSample)); // ===== Insert data ===== collectionSamples.insertOne(docSample); } mongoClient.close(); }
From source file:module.script.probcp.CreateProbcp.java
License:Open Source License
@SuppressWarnings({ "unchecked" })
public CreateProbcp() {
// ===== Session Mongo =====
MongoClient mongoClient = MongoUtil.buildMongoClient();
MongoDatabase db = mongoClient.getDatabase("epimed_experiments");
// MongoDatabase db = mongoClient.getDatabase("geo");
MongoCollection<Document> collectionSeries = db.getCollection("series");
Date submissionDate = null;// w w w. j a v a2 s . c om
try {
submissionDate = dateFormat.parse("2017-03-20");
} catch (ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
List<String> platforms = new ArrayList<String>();
platforms.add("proteomics");
Document docSeries = new Document();
docSeries.append("_id", "PROBCP").append("title", "Breast cancer proteomics").append("platforms", platforms)
.append("submission_date", submissionDate).append("last_update", submissionDate)
.append("import_date", new Date());
System.out.println(docSeries);
collectionSeries.insertOne(docSeries);
mongoClient.close();
}
From source file:module.script.probcp.ImportSamplesProbcp.java
License:Open Source License
public ImportSamplesProbcp() { // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); MongoCollection<Document> collectionSamples = db.getCollection("samples"); // ===== Session PostgreSQL ===== SessionFactory sessionFactory = HibernateUtil .buildSessionFactory("config/epimed_semantic.hibernate.cfg.xml"); Session session = sessionFactory.openSession(); String[] studies = { "tya16", "law15" }; List<String> series = new ArrayList<String>(); for (int l = 0; l < studies.length; l++) { String idStudy = studies[l]; String studyName = idStudy.toUpperCase(); series.clear();//from w w w . j a va 2s . c o m series.add(studyName); series.add("PROBCP"); String sql = "select * from st_bcp." + idStudy + "_sample order by id_sample"; List<Object> listSamples = session.createSQLQuery(sql).list(); for (int i = 0; i < listSamples.size(); i++) { Object[] lineSample = (Object[]) listSamples.get(i); String idSample = (String) lineSample[0]; String clinicalClassification = (String) lineSample[1]; String tnmStage = (String) lineSample[2]; Integer grade = (Integer) lineSample[3]; String type = (String) lineSample[4]; System.out.println(Arrays.toString(lineSample)); // ===== Collection method ==== String collectionMethod = "biopsy"; if (idStudy.equals("law15") && !idSample.startsWith("Tumor")) { collectionMethod = "cell line"; } // ==== Topology ==== ClTopology topology = session.get(ClTopology.class, "C50.9"); // === Morphology === ClMorphology morphology = session.get(ClMorphology.class, "8010/3"); // carcinoma ClMorphology idc = session.get(ClMorphology.class, "8500/3"); // inf. duct. carcinoma ClMorphology lo = session.get(ClMorphology.class, "8520/3"); // lobular carcinoma ClMorphology ac = session.get(ClMorphology.class, "8140/3"); // adenocarcinoma if (type != null && (type.contains("IDC") || type.contains("DC") || type.contains("ductal"))) { morphology = idc; } if (type != null && type.contains("Lo")) { morphology = lo; } if (type != null && (type.contains("AC") || type.contains("adeno"))) { morphology = ac; } // ===== Sample Document ===== Document docSample = new Document(); docSample.append("_id", studyName + "_" + idSample).append("main_gse_number", studyName) .append("series", series).append("organism", "Homo sapiens") .append("submission_date", today).append("last_update", today).append("import_date", today) .append("analyzed", true); // ===== Mandatory parameters ===== Document expGroup = this.generateExpGroup(idSample, studyName, tnmStage, grade, type, collectionMethod, topology, morphology); docSample.append("exp_group", expGroup); // ===== Supplementary parameters ===== Document parameters = this.generateParameters(idSample); docSample.append("parameters", parameters); parameters.append("clinical_classification", clinicalClassification); parameters.append("tnm_stage", tnmStage); parameters.append("grade", grade); parameters.append("type", type); // === Append parameters to document === docSample.append("parameters", parameters); // === Save === collectionSamples.insertOne(docSample); System.out.println(docSample); } } if (session.isOpen()) { session.close(); } sessionFactory.close(); mongoClient.close(); }
From source file:module.test.CreateProbesets.java
License:Open Source License
public CreateProbesets() { // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); MongoCollection<Document> collectionProbesets = db.getCollection("probesets"); Document docProbeset = mongoService.createProbeset("GPL570", "1007_s_at"); collectionProbesets.insertOne(docProbeset); mongoClient.close();/*from w w w .jav a 2 s . c o m*/ }
From source file:module.test.ImportProbesets.java
License:Open Source License
public ImportProbesets() { // === Display === System.out.println("\n================ BEGIN Module " + this.getClass().getName() + "================"); // ===== Connection ===== MongoClient mongoClient = MongoUtil.buildMongoClient(); MongoDatabase db = mongoClient.getDatabase("epimed_experiments"); MongoCollection<Document> collectionProbesets = db.getCollection("probesets"); // ===== Session PostgreSQL ===== SessionFactory sessionFactory = HibernateUtil .buildSessionFactory("config/epimed_semantic.hibernate.cfg.xml"); Session session = sessionFactory.openSession(); String idPlatform = "GPL570"; String gpl = idPlatform.toLowerCase(); // ===== Load file ===== String inputfile = this.getInputDirectory() + this.getDirSeparator() + "HG-U133_Plus_2.na36.annot.csv"; System.out.println("ID Platform " + gpl); System.out.println("LOADING \t " + inputfile); System.out.println("Please wait... "); List<String> listRows = fileService.loadTextFile(inputfile); System.out.println("File sucessfully LOADED"); // ===== Recognize header ===== List<String> header = fileService.readHeader(listRows, "\",\""); System.out.println("Header " + header); List<List<String>> data = fileService.readData(listRows, "\",\""); System.out.println(/* www.j av a2s . c o m*/ "The data are sucessfully loaded: rows " + data.size() + ", columns " + data.get(0).size()); Integer indProbeset = fileService.findIndex(header, "Probe Set ID"); Integer indGenes = fileService.findIndex(header, "Entrez Gene"); Integer indUnigenes = fileService.findIndex(header, "UniGene ID"); Integer indTranscripts = fileService.findIndex(header, "RefSeq Transcript ID"); Integer indGb = fileService.findIndex(header, "Representative Public ID"); for (int i = 0; i < 5; i++) { List<String> dataline = data.get(i); String probeset = dataline.get(indProbeset); String genes = dataline.get(indGenes); String unigenes = dataline.get(indUnigenes); String transcripts = dataline.get(indTranscripts); String gb = dataline.get(indGb); System.out.println(probeset + "\t" + genes + "\t" + formatService.splitInArray(unigenes, "///") + "\t" + gb + "\t" + transcripts); Document docProbeset = mongoService.createProbeset(idPlatform, probeset); docProbeset.put("genes", formatService.splitInArray(genes, "///")); docProbeset.put("unigenes", formatService.splitInArray(unigenes, "///")); List<String> listTranscripts = formatService.splitInArray(transcripts, "///"); listTranscripts.addAll(formatService.splitInArray(gb, "///")); docProbeset.put("transcripts", listTranscripts); collectionProbesets.insertOne(docProbeset); /* for (int j=0; j<dataline.size(); j++) { String key = header.get(j); String value = dataline.get(j); System.out.println(key + ": " + value); } */ } /* String tableProbe = "hs.om_probe_" + gpl; String tableGP = "hs.om_gp_" + gpl; List<Object []> listProbesets = session.createNativeQuery("select * from " + tableProbe + " order by id_probe").getResultList(); for (int i=0; i<10; i++) { Object[] line = listProbesets.get(i); System.out.println(Arrays.toString(line)); // Document docProbeset = mongoService.createProbeset(idPlatform, "1007_s_at"); // collectionProbesets.insertOne(docProbeset); } */ // === Close connections === if (session.isOpen()) { session.close(); } sessionFactory.close(); mongoClient.close(); // === Display === System.out.println("================ END Module " + this.getClass().getName() + "================"); }
From source file:mongodb.QuickTour.java
License:Apache License
/** * Run this main method to see the output of this quick example. * * @param args takes an optional single argument for the connection string *//*from w w w .j a va2 s. c o m*/ public static void main(final String[] args) { //represents a pool of connections to the database MongoClient mongoClient = new MongoClient("10.9.17.105", 27017); // get handle to "mydb" database MongoDatabase database = mongoClient.getDatabase("test"); // get a handle to the "test" collection MongoCollection<Document> collection = database.getCollection("test"); // drop all the data in it collection.drop(); // make a document and insert it Document doc = new Document("name", "MongoDB").append("type", "database").append("count", 1).append("info", new Document("x", 203).append("y", 102)); collection.insertOne(doc); // get it (since it's the only one in there since we dropped the rest earlier on) Document myDoc = collection.find().first(); System.out.println(myDoc.toJson()); // now, lets add lots of little documents to the collection so we can explore queries and cursors List<Document> documents = new ArrayList<Document>(); for (int i = 0; i < 100; i++) { documents.add(new Document("i", i)); } collection.insertMany(documents); System.out.println( "total # of documents after inserting 100 small ones (should be 101) " + collection.count()); // find first myDoc = collection.find().first(); System.out.println(myDoc.toJson()); // lets get all the documents in the collection and print them out MongoCursor<Document> cursor = collection.find().iterator(); try { while (cursor.hasNext()) { System.out.println(cursor.next().toJson()); } } finally { cursor.close(); } for (Document cur : collection.find()) { System.out.println(cur.toJson()); } // now use a query to get 1 document out myDoc = collection.find(eq("i", 71)).first(); System.out.println(myDoc.toJson()); // now use a range query to get a larger subset cursor = collection.find(gt("i", 50)).iterator(); try { while (cursor.hasNext()) { System.out.println(cursor.next().toJson()); } } finally { cursor.close(); } // range query with multiple constraints cursor = collection.find(and(gt("i", 50), lte("i", 100))).iterator(); try { while (cursor.hasNext()) { System.out.println(cursor.next().toJson()); } } finally { cursor.close(); } // Query Filters myDoc = collection.find(eq("i", 71)).first(); System.out.println(myDoc.toJson()); // now use a range query to get a larger subset Block<Document> printBlock = new Block<Document>() { @Override public void apply(final Document document) { System.out.println(document.toJson()); } }; collection.find(gt("i", 50)).forEach(printBlock); // filter where; 50 < i <= 100 collection.find(and(gt("i", 50), lte("i", 100))).forEach(printBlock); // Sorting myDoc = collection.find(exists("i")).sort(descending("i")).first(); System.out.println(myDoc.toJson()); // Projection myDoc = collection.find().projection(excludeId()).first(); System.out.println(myDoc.toJson()); // Update One collection.updateOne(eq("i", 10), new Document("$set", new Document("i", 110))); // Update Many UpdateResult updateResult = collection.updateMany(lt("i", 100), new Document("$inc", new Document("i", 100))); System.out.println(updateResult.getModifiedCount()); // Delete One collection.deleteOne(eq("i", 110)); // Delete Many DeleteResult deleteResult = collection.deleteMany(gte("i", 100)); System.out.println(deleteResult.getDeletedCount()); collection.drop(); // ordered bulk writes List<WriteModel<Document>> writes = new ArrayList<WriteModel<Document>>(); writes.add(new InsertOneModel<Document>(new Document("_id", 4))); writes.add(new InsertOneModel<Document>(new Document("_id", 5))); writes.add(new InsertOneModel<Document>(new Document("_id", 6))); writes.add( new UpdateOneModel<Document>(new Document("_id", 1), new Document("$set", new Document("x", 2)))); writes.add(new DeleteOneModel<Document>(new Document("_id", 2))); writes.add(new ReplaceOneModel<Document>(new Document("_id", 3), new Document("_id", 3).append("x", 4))); collection.bulkWrite(writes); collection.drop(); collection.bulkWrite(writes, new BulkWriteOptions().ordered(false)); collection.find().forEach(printBlock); // Clean up // database.drop(); // release resources mongoClient.close(); }