Java Code Examples for java.io.PrintWriter#close()
The following examples show how to use
java.io.PrintWriter#close() .
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Example 1
Source File: SimplifiedJspServlet.java From netbeans with Apache License 2.0 | 6 votes |
public final void create(Document doc, String virtualClassBody) { FileObject fileDummyJava = null; List<? extends CompletionItem> javaCompletionItems = null; try { FileSystem memFS = FileUtil.createMemoryFileSystem(); fileDummyJava = memFS.getRoot().createData("SimplifiedJSPServlet", "java"); //NOI18N PrintWriter writer = new PrintWriter(fileDummyJava.getOutputStream()); writer.print(virtualClassBody); writer.close(); Source source = Source.create(fileDummyJava); process(fileDummyJava, source); } catch (IOException ex) { logger.log(Level.SEVERE, ex.getMessage(), ex); } }
Example 2
Source File: RuleSetServletEditorHandler.java From urule with Apache License 2.0 | 6 votes |
@Override public void execute(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { String method=retriveMethod(req); if(method!=null){ invokeMethod(method, req, resp); }else{ VelocityContext context = new VelocityContext(); context.put("contextPath", req.getContextPath()); String file=req.getParameter("file"); file=Utils.decodeURL(file); String project = buildProjectNameFromFile(file); if(project!=null){ context.put("project", project); } resp.setContentType("text/html"); resp.setCharacterEncoding("utf-8"); Template template=ve.getTemplate("html/ruleset-editor.html","utf-8"); PrintWriter writer=resp.getWriter(); template.merge(context, writer); writer.close(); } }
Example 3
Source File: DiskBlobStore.java From anno4j with Apache License 2.0 | 6 votes |
protected void newBlobVersion(String version, File file) throws IOException { lock(); try { File f = new File(journal, "index"); PrintWriter index = new PrintWriter(openWriter(f, true)); try { String jpath = journal.getAbsolutePath(); String path = file.getAbsolutePath(); if (path.startsWith(jpath) && path.charAt(jpath.length()) == File.separatorChar) { path = path.substring(jpath.length() + 1); } else { throw new AssertionError("Invalid version entry path: " + path); } index.print(path.replace(File.separatorChar, '/')); index.print(' '); index.println(version); } finally { index.close(); } } finally { unlock(); } }
Example 4
Source File: HttpUtils.java From sctalk with Apache License 2.0 | 6 votes |
public static void setJsonBody(HttpServletResponse response,ResponseInfo info) { Gson gson = new Gson(); String bodyStr = gson.toJson(info); response.setCharacterEncoding("UTF-8"); response.setContentType("application/json; charset=utf-8"); PrintWriter out = null; try { out = response.getWriter(); out.append(bodyStr); } catch (IOException e) { e.printStackTrace(); } finally { if (out != null) { out.close(); } } }
Example 5
Source File: JimpleIDESolver.java From JAADAS with GNU General Public License v3.0 | 6 votes |
public void dumpResults() { try { PrintWriter out = new PrintWriter(new FileOutputStream("ideSolverDump"+System.currentTimeMillis()+".csv")); List<String> res = new ArrayList<String>(); for(Cell<Unit, D, V> entry: val.cellSet()) { SootMethod methodOf = (SootMethod) icfg.getMethodOf(entry.getRowKey()); PatchingChain<Unit> units = methodOf.getActiveBody().getUnits(); int i=0; for (Unit unit : units) { if(unit==entry.getRowKey()) break; i++; } res.add(methodOf+";"+entry.getRowKey()+"@"+i+";"+entry.getColumnKey()+";"+entry.getValue()); } Collections.sort(res); for (String string : res) { out.println(string); } out.flush(); out.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } }
Example 6
Source File: MyAuthenticationFailHander.java From Spring-Boot-Book with Apache License 2.0 | 5 votes |
@Override public void onAuthenticationFailure(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e) throws IOException, ServletException, IOException { httpServletRequest.setCharacterEncoding("UTF-8"); // 获得用户名密码 String username = httpServletRequest.getParameter("uname"); String password = httpServletRequest.getParameter("pwd"); httpServletResponse.setContentType("application/json;charset=utf-8"); PrintWriter out = httpServletResponse.getWriter(); out.write("{\"status\":\"error\",\"message\":\"用户名或密码错误\"}"); out.flush(); out.close(); }
Example 7
Source File: HDFSFunctions.java From vxquery with Apache License 2.0 | 5 votes |
/** * Writes the schedule to a temporary file, then uploads the file to the HDFS. * * @throws UnsupportedEncodingException * The encoding of the file is not correct * @throws FileNotFoundException * The file doesn't exist */ public void addScheduleToDistributedCache() throws FileNotFoundException, UnsupportedEncodingException { PrintWriter writer = new PrintWriter(FILEPATH, "UTF-8"); for (int split : this.schedule.keySet()) { writer.write(split + "," + this.schedule.get(split)); } writer.close(); // Add file to HDFS this.put(FILEPATH, DFS_PATH); }
Example 8
Source File: StringUtils.java From incubator-ratis with Apache License 2.0 | 5 votes |
public static String stringifyException(Throwable e) { StringWriter stm = new StringWriter(); PrintWriter wrt = new PrintWriter(stm); e.printStackTrace(wrt); wrt.close(); return stm.toString(); }
Example 9
Source File: ProcessorUtils.java From nalu with Apache License 2.0 | 5 votes |
public void createWarningMessage(String warningMessage) { StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); pw.println(warningMessage); pw.close(); messager.printMessage(Diagnostic.Kind.WARNING, sw.toString()); }
Example 10
Source File: ExportImportTestDUnit.java From gemfirexd-oss with Apache License 2.0 | 5 votes |
/** * Test for multi-threaded import of data (in all the columns of the table) through a data file. * Added to verify defect #46758 */ public void testMultiThreadedImportTable_PR() throws Exception { try { // Start one client a three servers startVMs(1, 3); //create the table clientSQLExecute(1, "create table app.t1(flight_id int not null, " + "segment_number int not null, aircraft varchar(20), " + "CONSTRAINT FLIGHTS_PK PRIMARY KEY (FLIGHT_ID, SEGMENT_NUMBER))"); //create import data file from which data is to be imported into the table PrintWriter p = new PrintWriter(new File("import_table_ex.txt")); p.println("1354,11,Airbus"); p.println("7363,12,Boeing"); p.println("2562,13,Airbus"); p.println("6355,14,Boeing"); p.println("8376,15,Airbus"); p.close(); //call import table procedure with 6 threads (data file has 5 rows) clientSQLExecute(1, "CALL SYSCS_UTIL.IMPORT_TABLE_EX('APP', 'T1', 'import_table_ex.txt', null, null, null, 0, 0, 6, 0, null, null)"); //verify data has been imported successfully Connection conn = TestUtil.getConnection(); Statement st = conn.createStatement(); st.execute("select count(*) from app.t1"); ResultSet rs = st.getResultSet(); assertTrue(rs.next()); assertEquals("Number of rows in table should be 5", 5, rs.getInt(1)); } finally { //delete the import data file new File("import_table_ex.txt").delete(); } }
Example 11
Source File: Main.java From codekata with MIT License | 5 votes |
public static void main(String[] args) throws java.lang.Exception { BufferedReader stdin = new BufferedReader(new InputStreamReader(System.in)); PrintWriter stdout = new PrintWriter(System.out); int count = Integer.valueOf(stdin.readLine()); int result = count % 3 == 0 ? (count / 3) * 2 : (count / 3) * 2 + 1; stdout.println(result); stdout.close(); }
Example 12
Source File: CompressedStorage.java From SPADE with GNU General Public License v3.0 | 5 votes |
/** * renames Nodes by giving them IDs instead of hashes and produces a TextFile exactly likt the one in entry but with IDs instead of hashes * @param textfile TestFile storage issued by SPADE * @throws FileNotFoundException * @throws UnsupportedEncodingException */ public static void renameNodes(String textfile) throws FileNotFoundException, UnsupportedEncodingException{ String output = textfile + "_preproc.txt"; File file = new File(textfile + ".txt"); Scanner sc = new Scanner(file ); Integer nextID = 0; //Vector<String> alreadyRenamed = new Vector<String>(); PrintWriter writer = new PrintWriter(output, "UTF-8"); while(sc.hasNextLine()){ String aux = sc.nextLine(); if(aux.substring(0,6).equals("VERTEX")) { // set new id of the node aka. nextID and put its hashcode in the vector then write the line in file. String hashID = aux.substring(8,72); alreadyRenamed.add(hashID); aux = aux.replaceFirst(hashID, nextID.toString()); writer.println(aux); nextID++; } else if(aux.substring(0,4).equals("EDGE")) { // find in the vector the id corresponding to the two vertex involved and replace it in the line. Then write the line to file. String node1 = aux.substring(6, 70); String node2 = aux.substring(74, 138); Integer id1 = alreadyRenamed.indexOf(node1); Integer id2 = alreadyRenamed.indexOf(node2); aux = aux.replaceFirst(node1, id1.toString()); aux = aux.replaceFirst(node2, id2.toString()); writer.println(aux); } } sc.close(); writer.close(); }
Example 13
Source File: xmlCFML.java From openbd-core with GNU General Public License v3.0 | 5 votes |
public void writeTo(String name, File _dest) throws IOException { OutputStream fOut = cfEngine.thisPlatform.getFileIO().getFileOutputStream(_dest); OutputStreamWriter outW = new OutputStreamWriter(fOut, Localization.convertCharSetToCharEncoding("UTF-8")); PrintWriter outStream = new PrintWriter(outW); outStream.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); printXML(name, outStream); outStream.flush(); outStream.close(); }
Example 14
Source File: PropertiesFiles.java From glowroot with Apache License 2.0 | 5 votes |
private static void writePropertiesFile(File propFile, List<String> newLines) throws FileNotFoundException { // properties files must be ISO_8859_1 PrintWriter out = new PrintWriter(Files.newWriter(propFile, ISO_8859_1)); try { for (String newLine : newLines) { out.println(newLine); } } finally { out.close(); } }
Example 15
Source File: PathEditor.java From coordination_oru with GNU General Public License v3.0 | 5 votes |
public void saveObstaclesToPoses(String fileName) { try { File file = new File(fileName); PrintWriter writer = new PrintWriter(file); for (int i = 0; i < obstacleCenters.size(); i++) { writer.println(obstacleNames.get(i) + " " + obstacleCenters.get(i).getX() + " " + obstacleCenters.get(i).getY() + " " + obstacleCenters.get(i).getTheta()); } writer.close(); } catch (Exception e) { e.printStackTrace(); } }
Example 16
Source File: FEServerFrame.java From FEMultiPlayer-V2 with GNU General Public License v3.0 | 5 votes |
private static void logError(Throwable e) { System.err.println("Exception occurred, writing to logs..."); e.printStackTrace(); try { File errLog = new File("error_log_server" + System.currentTimeMillis() % 100000000 + ".log"); PrintWriter pw = new PrintWriter(errLog); e.printStackTrace(pw); pw.close(); } catch (IOException e2) { e2.printStackTrace(); } System.exit(-1); }
Example 17
Source File: MOEA_Gosh.java From KEEL with GNU General Public License v3.0 | 4 votes |
/** * It launches the algorithm */ public void execute() { if (somethingWrong) { //We do not execute the program System.err.println("An error was found"); System.err.println("Aborting the program"); //We should not use the statement: System.exit(-1); } else { this.proc = new MOEA_GoshProcess(this.dataset, this.numObjectives, this.nTrials, this.popSize, this.pointCrossover, this.pc, this.pm, this.af); this.proc.run(); this.associationRulesPareto = this.proc.generateRulesPareto(); try { int r, i; Gene gen; AssociationRule a_r; PrintWriter rules_writer = new PrintWriter(this.rulesFilename); PrintWriter values_writer = new PrintWriter(this.valuesFilename); PrintWriter pareto_writer = new PrintWriter(this.paretoFilename); rules_writer.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); rules_writer.println("<association_rules>"); values_writer.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>"); values_writer.println("<values>"); pareto_writer.print("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"); pareto_writer.println("<values>"); for (r=0; r < this.associationRulesPareto.size(); r++) { a_r = this.associationRulesPareto.get(r); ArrayList<Gene> ant = a_r.getAntecedents(); ArrayList<Gene> cons = a_r.getConsequents(); rules_writer.println("<rule id=\"" + r + "\">"); values_writer.println("<rule id=\"" + r + "\" rule_support=\"" + MOEA_GoshProcess.roundDouble(a_r.getSupport(),2) + "\" antecedent_support=\"" + MOEA_GoshProcess.roundDouble(a_r.getAntSupport(),2) + "\" consequent_support=\"" + MOEA_GoshProcess.roundDouble(a_r.getConsSupport(),2) + "\" confidence=\"" + MOEA_GoshProcess.roundDouble(a_r.getConfidence(),2) +"\" lift=\"" + MOEA_GoshProcess.roundDouble(a_r.getLift(),2) + "\" conviction=\"" + MOEA_GoshProcess.roundDouble(a_r.getConv(),2) + "\" certainFactor=\"" + MOEA_GoshProcess.roundDouble(a_r.getCF(),2) + "\" netConf=\"" + MOEA_GoshProcess.roundDouble(a_r.getNetConf(),2) + "\" yulesQ=\"" + MOEA_GoshProcess.roundDouble(a_r.getYulesQ(),2) + "\" nAttributes=\"" + (a_r.getnAnts()+1) + "\"/>"); rules_writer.println("<antecedents>"); for (i=0; i < ant.size(); i++) { gen = ant.get(i); createRule(gen, gen.getAttr(), rules_writer); } rules_writer.println("</antecedents>"); rules_writer.println("<consequents>"); for (i=0; i < cons.size(); i++) { gen = cons.get(i); createRule(gen, gen.getAttr(), rules_writer); } rules_writer.println("</consequents>"); rules_writer.println("</rule>"); } rules_writer.println("</association_rules>"); values_writer.println("</values>"); this.proc.saveReport(this.associationRulesPareto, values_writer); rules_writer.close(); values_writer.close(); pareto_writer.print(this.proc.getParetos()); pareto_writer.println("</values>"); pareto_writer.close(); totalTime = System.currentTimeMillis() - startTime; this.writeTime(); System.out.println("Algorithm Finished"); } catch (FileNotFoundException e) { e.printStackTrace(); } } }
Example 18
Source File: TestFairScheduler.java From RDFS with Apache License 2.0 | 4 votes |
/** * This test starts by submitting three large jobs: * - job1 in the default pool, at time 0 * - job2 in pool_a, with an allocation of 1 map / 2 reduces, at time 200 * - job3 in pool_b, with an allocation of 2 maps / 1 reduce, at time 200 * * After this, we sleep 100ms, until time 300. At this point, job1 has the * highest map deficit, job3 the second, and job2 the third. This is because * job3 has more maps in its min share than job2, but job1 has been around * a long time at the beginning. The reduce deficits are similar, except job2 * comes before job3 because it had a higher reduce minimum share. * * Finally, assign tasks to all slots. The maps should be assigned in the * order job3, job2, job1 because 3 and 2 both have guaranteed slots and 3 * has a higher deficit. The reduces should be assigned as job2, job3, job1. */ public void testLargeJobsWithPools() throws Exception { // Set up pools file PrintWriter out = new PrintWriter(new FileWriter(ALLOC_FILE)); out.println("<?xml version=\"1.0\"?>"); out.println("<allocations>"); // Give pool A a minimum of 1 map, 2 reduces out.println("<pool name=\"pool_a\">"); out.println("<minMaps>1</minMaps>"); out.println("<minReduces>2</minReduces>"); out.println("</pool>"); // Give pool B a minimum of 2 maps, 1 reduce out.println("<pool name=\"pool_b\">"); out.println("<minMaps>2</minMaps>"); out.println("<minReduces>1</minReduces>"); out.println("</pool>"); out.println("</allocations>"); out.close(); scheduler.getPoolManager().reloadAllocs(); JobInProgress job1 = submitJob(JobStatus.RUNNING, 10, 10); JobInfo info1 = scheduler.infos.get(job1); // Check scheduler variables assertEquals(0, info1.runningMaps); assertEquals(0, info1.runningReduces); assertEquals(10, info1.neededMaps); assertEquals(10, info1.neededReduces); assertEquals(0, info1.mapDeficit, ALLOW_DEFICIT_ERROR); assertEquals(0, info1.reduceDeficit, ALLOW_DEFICIT_ERROR); assertEquals(4.0, info1.mapFairShare, ALLOW_ERROR); assertEquals(4.0, info1.reduceFairShare, ALLOW_ERROR); // Advance time 200ms and submit jobs 2 and 3 advanceTime(200); assertEquals(800, info1.mapDeficit, ALLOW_DEFICIT_ERROR); assertEquals(800, info1.reduceDeficit, ALLOW_DEFICIT_ERROR); JobInProgress job2 = submitJob(JobStatus.RUNNING, 10, 10, "pool_a"); JobInfo info2 = scheduler.infos.get(job2); JobInProgress job3 = submitJob(JobStatus.RUNNING, 10, 10, "pool_b"); JobInfo info3 = scheduler.infos.get(job3); // Check that minimum and fair shares have been allocated assertEquals(0, info1.minMaps); assertEquals(0, info1.minReduces); assertEquals(1.0, info1.mapFairShare, ALLOW_ERROR); assertEquals(1.0, info1.reduceFairShare, ALLOW_ERROR); assertEquals(1, info2.minMaps); assertEquals(2, info2.minReduces); assertEquals(1.0, info2.mapFairShare, ALLOW_ERROR); assertEquals(2.0, info2.reduceFairShare, ALLOW_ERROR); assertEquals(2, info3.minMaps); assertEquals(1, info3.minReduces); assertEquals(2.0, info3.mapFairShare, ALLOW_ERROR); assertEquals(1.0, info3.reduceFairShare, ALLOW_ERROR); // Advance time 100ms and check deficits advanceTime(100); assertEquals(900, info1.mapDeficit, ALLOW_DEFICIT_ERROR); assertEquals(900, info1.reduceDeficit, ALLOW_DEFICIT_ERROR); assertEquals(100, info2.mapDeficit, ALLOW_DEFICIT_ERROR); assertEquals(200, info2.reduceDeficit, ALLOW_DEFICIT_ERROR); assertEquals(200, info3.mapDeficit, ALLOW_DEFICIT_ERROR); assertEquals(100, info3.reduceDeficit, ALLOW_DEFICIT_ERROR); // Assign tasks and check that slots are first given to needy jobs checkAssignment("tt1", "attempt_test_0003_m_000000_0 on tt1"); checkAssignment("tt1", "attempt_test_0003_m_000001_0 on tt1"); checkAssignment("tt1", "attempt_test_0002_r_000000_0 on tt1"); checkAssignment("tt1", "attempt_test_0002_r_000001_0 on tt1"); checkAssignment("tt2", "attempt_test_0002_m_000000_0 on tt2"); checkAssignment("tt2", "attempt_test_0001_m_000000_0 on tt2"); checkAssignment("tt2", "attempt_test_0003_r_000000_0 on tt2"); checkAssignment("tt2", "attempt_test_0001_r_000000_0 on tt2"); }
Example 19
Source File: TestTmpFileCompression.java From spork with Apache License 2.0 | 4 votes |
@Test public void testTFileRecordReader() throws Exception { PrintWriter w = new PrintWriter(new FileWriter("1.txt")); for (int i = 0; i < 30; i++) { w.println("1\tthis is a test for compression of temp files"); } w.close(); Util.copyFromLocalToCluster(cluster, "1.txt", "1.txt"); PrintWriter w1 = new PrintWriter(new FileWriter("tfile.pig")); w1.println("A = load '1.txt' as (a0:int, a1:chararray);"); w1.println("B = group A by a0;"); w1.println("store B into 'tfile' using org.apache.pig.impl.io.TFileStorage();"); w1.close(); PrintWriter w2 = new PrintWriter(new FileWriter("tfile2.pig")); w2.println("A = load 'tfile' using org.apache.pig.impl.io.TFileStorage() as (a:int, b:bag{(b0:int, b1:chararray)});"); w2.println("B = foreach A generate flatten($1);"); w2.println("store B into '2.txt';"); w2.close(); try { String[] args = { "-Dpig.tmpfilecompression.codec=gz", "-Dtfile.io.chunk.size=100", "tfile.pig" }; PigStats stats = PigRunner.run(args, null); assertTrue(stats.isSuccessful()); String[] args2 = { "-Dpig.tmpfilecompression.codec=gz", "-Dtfile.io.chunk.size=100", "tfile2.pig" }; PigStats stats2 = PigRunner.run(args2, null); assertTrue(stats2.isSuccessful()); OutputStats os = stats2.result("B"); Iterator<Tuple> iter = os.iterator(); int count = 0; String expected = "(1,this is a test for compression of temp files)"; while (iter.hasNext()) { count++; assertEquals(expected, iter.next().toString()); } assertEquals(30, count); } finally { new File("tfile.pig").delete(); new File("tfile2.pig").delete(); new File("1.txt").delete(); } }
Example 20
Source File: EncodingResolver.java From translationstudio8 with GNU General Public License v2.0 | 4 votes |
private static String getXMLEncoding(String fileName) { // return UTF-8 as default String result = "UTF-8"; //$NON-NLS-1$ try{ // check if there is a BOM (byte order mark) // at the start of the document FileInputStream inputStream = new FileInputStream(fileName); byte[] array = new byte[2]; inputStream.read(array); inputStream.close(); byte[] lt = "<".getBytes(); //$NON-NLS-1$ byte[] feff = {-1,-2}; byte[] fffe = {-2,-1}; if (array[0] != lt[0] ) { // there is a BOM, now check the order if (array[0] == fffe[0] && array[1] == fffe[1]) { return "UTF-16BE"; //$NON-NLS-1$ } if (array[0] == feff[0] && array[1] == feff[1]) { return "UTF-16LE"; //$NON-NLS-1$ } } // check declared encoding FileReader input = new FileReader(fileName); BufferedReader buffer = new BufferedReader(input); String line = buffer.readLine(); input.close(); if (line.startsWith("<?")) { //$NON-NLS-1$ line = line.substring(2, line.indexOf("?>")); //$NON-NLS-1$ line = line.replaceAll("\'", "\""); //$NON-NLS-1$ //$NON-NLS-2$ StringTokenizer tokenizer = new StringTokenizer(line); while (tokenizer.hasMoreTokens()) { String token = tokenizer.nextToken(); if (token.startsWith("encoding")) { //$NON-NLS-1$ result = token.substring(token.indexOf("\"") + 1, token.lastIndexOf("\"")); //$NON-NLS-1$ //$NON-NLS-2$ } } } } catch(Exception e) { if(Constant.RUNNING_MODE == Constant.MODE_DEBUG){ e.printStackTrace(); } try { File log = File.createTempFile("error", ".log", new File("logs")); FileWriter writer = new FileWriter(log); PrintWriter print = new PrintWriter(writer); e.printStackTrace(print); writer.close(); print.close(); writer = null; print = null; } catch (IOException e2) { //do nothing } //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ } String[] encodings = TextUtil.getPageCodes(); for (int i=0 ; i<encodings.length ; i++) { if (encodings[i].equalsIgnoreCase(result)) { return encodings[i]; } } return result; }