java.io.PrintWriter.println()方法的使用及代码示例

x33g5p2x  于2022-01-17 转载在 其他  
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本文整理了Java中java.io.PrintWriter.println()方法的一些代码示例，展示了PrintWriter.println()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。PrintWriter.println()方法的具体详情如下：
包路径：java.io.PrintWriter
类名称：PrintWriter
方法名：println

PrintWriter.println介绍

[英]Prints a newline. Flushes this writer if the autoFlush flag is set to true.
[中]打印换行符。如果自动刷新标志设置为true，则刷新此写入程序。

代码示例

代码示例来源：origin: stackoverflow.com

try{
  PrintWriter writer = new PrintWriter("the-file-name.txt", "UTF-8");
  writer.println("The first line");
  writer.println("The second line");
  writer.close();
} catch (IOException e) {
  // do something
}

代码示例来源：origin: apache/incubator-dubbo

void println() {
  if (!_isNewline) {
    _dbg.println();
    _dbg.flush();
  }
  _isNewline = true;
  _column = 0;
}

代码示例来源：origin: stackoverflow.com

try(FileWriter fw = new FileWriter("outfilename", true);
  BufferedWriter bw = new BufferedWriter(fw);
  PrintWriter out = new PrintWriter(bw))
{
  out.println("the text");
  //more code
  out.println("more text");
  //more code
} catch (IOException e) {
  //exception handling left as an exercise for the reader
}

代码示例来源：origin: apache/incubator-dubbo

/**
 * write lines.
 *
 * @param os    output stream.
 * @param lines lines.
 * @throws IOException
 */
public static void writeLines(OutputStream os, String[] lines) throws IOException {
  PrintWriter writer = new PrintWriter(new OutputStreamWriter(os));
  try {
    for (String line : lines) {
      writer.println(line);
    }
    writer.flush();
  } finally {
    writer.close();
  }
}

代码示例来源：origin: stackoverflow.com

PrintWriter out = null;
try {
  out = new PrintWriter(new BufferedWriter(new FileWriter("writePath", true)));
  out.println("the text");
}catch (IOException e) {
  System.err.println(e);
}finally{
  if(out != null){
    out.close();
  }
}

代码示例来源：origin: marytts/marytts

private static void saveIndex() {
  assert remote2local != null;
  File downloadDir = new File(System.getProperty("mary.downloadDir", "."));
  File licenseIndexFile = new File(downloadDir, "license-index.txt");
  try (PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream(licenseIndexFile), "UTF-8"))) {
    for (URL remote : remote2local.keySet()) {
      pw.println(remote2local.get(remote) + "|" + remote.toString());
    }
  } catch (IOException e) {
    System.err.println("Problem updating the index file " + licenseIndexFile.getAbsolutePath());
    e.printStackTrace();
  }
}

代码示例来源：origin: Tencent/tinker

String outputFullFilename = new File(outputDirectory).getAbsolutePath() + Constant.Symbol.SLASH_LEFT + (packageName.replace(Constant.Symbol.DOT, Constant.Symbol.SLASH_LEFT) + Constant.Symbol.SLASH_LEFT + "R" + Constant.Symbol.DOT + Constant.File.JAVA);
FileUtil.createFile(outputFullFilename);
PrintWriter writer = null;
try {
  writer = new PrintWriter(new FileOutputStream(outputFullFilename));
  writer.format("package %s;\n\n", packageName);
  writer.println("public final class R {\n");
  for (RType rType : rTypeResourceMap.keySet()) {
    writer.println("  }\n");
  writer.println("}");
} catch (Exception e) {
  throw new AaptUtilException(e);

代码示例来源：origin: stanfordnlp/CoreNLP

private static void reportError(String yytext) {
 try {
  PrintWriter p = new PrintWriter(new OutputStreamWriter(System.err,
                       "utf-8"), true);
  p.println("chtbl.flex tokenization error: \"" + yytext + "\"");
  if (yytext.length() >= 1) {
   p.println("First character is: " + yytext.charAt(0));
   if (yytext.length() >= 2) {
    p.println("Second character is: " + yytext.charAt(1));
   }
  }
 } catch (UnsupportedEncodingException e) {
  System.err.println("chtbl.flex tokenization and encoding present error");
 }
}

代码示例来源：origin: spotbugs/spotbugs

public static void test(String[] args) throws IOException {
  InputStream is = new FileInputStream("test.txt");
  OutputStream os = new FileOutputStream("/tmp/test.txt");
  try {
    BufferedReader r = new BufferedReader(new InputStreamReader(is, "UTF-8"));
    PrintWriter w = new PrintWriter(new OutputStreamWriter(os, "UTF-8"));
    String line;
    while ((line = r.readLine()) != null) {
      w.println(line);
    }
  } finally {
    is.close();
  }
}

代码示例来源：origin: plantuml/plantuml

private static void exportDiagramErrorText(OutputStream os, Throwable exception, List<String> strings) {
  final PrintWriter pw = new PrintWriter(os);
  exception.printStackTrace(pw);
  pw.println();
  pw.println();
  for (String s : strings) {
    s = s.replaceAll("\\</?\\w+?\\>", "");
    pw.println(s);
  }
  pw.flush();
}

代码示例来源：origin: Netflix/eureka

protected void sendOkResponseWithContent(Request request, HttpServletResponse response, Applications apps)
    throws IOException {
  String content = XmlXStream.getInstance().toXML(apps);
  response.setContentType("application/xml");
  response.setStatus(HttpServletResponse.SC_OK);
  response.getWriter().println(content);
  response.getWriter().flush();
  request.setHandled(true);
  System.out.println("Eureka port: " + port + ". " + System.currentTimeMillis() +
      ". Eureka resource mock, sent response for request path: " + request.getPathInfo() +
      ", apps count: " + apps.getRegisteredApplications().size());
}

代码示例来源：origin: stackoverflow.com

public class ConsoleDemo {
 public static void main(String[] args) {
  String[] data = { "\u250C\u2500\u2500\u2500\u2500\u2500\u2510", 
    "\u2502Hello\u2502",
    "\u2514\u2500\u2500\u2500\u2500\u2500\u2518" };
  for (String s : data) {
   System.out.println(s);
  }
  for (String s : data) {
   System.console().writer().println(s);
  }
 }
}

代码示例来源：origin: redisson/redisson

public void print(PrintWriter out) {
    out.print("Integer ");
    out.println(value);
  }
}

代码示例来源：origin: gocd/gocd

public void typeInputToConsole(List<String> inputs) {
  for (String input : inputs) {
    processInputStream.println(input);
    processInputStream.flush();
  }
  processInputStream.close();
}

代码示例来源：origin: apache/incubator-dubbo

/**
 * write lines.
 *
 * @param os    output stream.
 * @param lines lines.
 * @throws IOException
 */
public static void writeLines(OutputStream os, String[] lines) throws IOException {
  PrintWriter writer = new PrintWriter(new OutputStreamWriter(os));
  try {
    for (String line : lines) {
      writer.println(line);
    }
    writer.flush();
  } finally {
    writer.close();
  }
}

代码示例来源：origin: twitter/distributedlog

void dumpLedgers(Set<Long> ledgers, File targetFile) throws Exception {
  PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream(targetFile), UTF_8.name()));
  try {
    for (Long ledger : ledgers) {
      pw.println(ledger);
    }
  } finally {
    pw.close();
  }
  System.out.println("Dump " + ledgers.size() + " ledgers to file : " + targetFile);
}

代码示例来源：origin: marytts/marytts

private static void saveIndex() {
  assert remote2local != null;
  File downloadDir = new File(System.getProperty("mary.downloadDir", "."));
  File licenseIndexFile = new File(downloadDir, "license-index.txt");
  try (PrintWriter pw = new PrintWriter(new OutputStreamWriter(new FileOutputStream(licenseIndexFile), "UTF-8"))) {
    for (URL remote : remote2local.keySet()) {
      pw.println(remote2local.get(remote) + "|" + remote.toString());
    }
  } catch (IOException e) {
    System.err.println("Problem updating the index file " + licenseIndexFile.getAbsolutePath());
    e.printStackTrace();
  }
}

代码示例来源：origin: apache/incubator-pinot

private void persistIndexMap(IndexEntry entry)
  throws IOException {
 File mapFile = new File(segmentDirectory, INDEX_MAP_FILE);
 try (PrintWriter writer = new PrintWriter(new BufferedWriter(new FileWriter(mapFile, true)))) {
  String startKey = getKey(entry.key.name, entry.key.type.getIndexName(), true);
  StringBuilder sb = new StringBuilder();
  sb.append(startKey).append(" = ").append(entry.startOffset);
  writer.println(sb.toString());
  String endKey = getKey(entry.key.name, entry.key.type.getIndexName(), false);
  sb = new StringBuilder();
  sb.append(endKey).append(" = ").append(entry.size);
  writer.println(sb.toString());
 }
}

代码示例来源：origin: stackoverflow.com

try(PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter("writePath", true)))) {
  out.println("the text");
}catch (IOException e) {
  System.err.println(e);
}

代码示例来源：origin: spotbugs/spotbugs

public static void main(String[] args) throws IOException {
    InputStream is = new FileInputStream("test.txt");
    OutputStream os = new FileOutputStream("/tmp/test.txt");
    try {
      BufferedReader r = new BufferedReader(new InputStreamReader(is, "UTF-8"));
      PrintWriter w = new PrintWriter(new OutputStreamWriter(os, "UTF-8"));
      String line;
      while ((line = r.readLine()) != null) {
        w.println(line);
      }
    } finally {
      is.close();
    }
  }
}

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