下面列出了java.io.BufferedWriter#newLine ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
private BufferedWriter createLinksFile()
{
if(!mConfig.Output.WriteLinks || !mConfig.hasMultipleSamples())
return null;
try
{
String outputFileName = mConfig.OutputDataPath + "LNX_LINKS.csv";
BufferedWriter writer = createBufferedWriter(outputFileName, false);
writer.write("SampleId,ClusterId,ClusterCount,ResolvedType");
writer.write(",ChainId,ChainCount,ChainConsistent,LinkReason,LinkIndex,ChainIndex,Jcn,JcnUncertainty");
writer.write(",IsAssembled,TILength,NextSvDist,NextClusteredSvDist,TraversedSVCount");
writer.write(",LocationType,OverlapCount,CopyNumberGain");
writer.write(",Id1,Id2,ChrArm,PosStart,PosEnd,LocTopTypeStart,LocTopTypeEnd,GeneStart,GeneEnd,ExonMatch");
writer.newLine();
return writer;
}
catch (final IOException e)
{
LNX_LOGGER.error("error writing links to outputFile: {}", e.toString());
return null;
}
}
public void saveAuthInfo() {
File f = new File(workDir, "auth.txt");
try {
if (!f.exists()) {
f.createNewFile();
}
BufferedWriter output = new BufferedWriter(new FileWriter(f));
output.write(ptwebqq);
output.newLine();
output.write(vfwebqq);
output.newLine();
output.write(String.valueOf(uin));
output.newLine();
output.write(psessionid);
output.newLine();
output.write(new Gson().toJson(cookieJar.getCookies()));
output.close();
} catch (Exception e) {
e.printStackTrace();
}
}
@Test
public void testMySql() {
try {
String cmd = "cmd /c mysqldump -uroot -p123456 cms_study";
Process proc = Runtime.getRuntime().exec(cmd);
BufferedReader br = new BufferedReader(new InputStreamReader(proc.getInputStream()));
BufferedWriter bw = new BufferedWriter(new FileWriter("d:/wetech_cms.sql"));
String str = null;
while ((str = br.readLine()) != null) {
bw.write(str);
System.out.println(str);
bw.newLine();
}
br.close();
bw.close();
} catch (IOException e) {
e.printStackTrace();
}
}
/**
* Save the url (XML) content in the {@code directoryLocation} with directory
* name {@code directoryName} and file name {@code fileName}.
*
* @param url URL
* @param commonDirectory directory path.
* @param uid directory name.
* @param xmlFileName file name.
* @throws IOException
* @throws MalformedURLException
* @throws UnsupportedEncodingException
*/
public void persist(String url, String commonDirectory, String uid, String xmlFileName)
throws UnsupportedEncodingException, MalformedURLException, IOException {
File dir = new File(commonDirectory + uid);
if (!dir.exists()) {
dir.mkdirs();
}
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(new URL(url).openStream(), "UTF-8"));
String outputFileName = commonDirectory + uid + "/" + xmlFileName + ".xml";
BufferedWriter bufferedWriter = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outputFileName), "UTF-8"));
String inputLine;
while ((inputLine = bufferedReader.readLine()) != null) {
bufferedWriter.write(inputLine);
bufferedWriter.newLine();
}
bufferedReader.close();
bufferedWriter.close();
}
public static void saveProblem(svm_problem svmProb, String file) {
// save problem in libSVM format
// <label> <index1>:<value1> <index2>:<value2> ...
try {
BufferedWriter br = new BufferedWriter(new FileWriter(file));
for (int i = 0; i < svmProb.l; i++) {
// <label>
br.write(Double.toString(svmProb.y[i]));
for (int j = 0; j < svmProb.x[i].length; j++) {
if (svmProb.x[i][j].value != 0) {
// <index>:<value>
br.write(" " + svmProb.x[i][j].index + ":" + svmProb.x[i][j].value);
}
}
br.newLine();
br.flush();
}
br.close();
LOG.info("saved svm_problem in " + file);
} catch (IOException e) {
LOG.error("IOException: " + e.getMessage());
}
}
private static void traverseInternal(File f, BufferedWriter w) throws Exception {
if (f.isDirectory()) {
if (f.getName().equals("_spreferences")) {
return;
}
for (File nestedFile : f.listFiles()) {
traverseInternal(nestedFile, w);
}
return;
}
String fName = f.getName();
if (fName.endsWith(".mpl") || fName.endsWith(".msd")) {
w.write(" <modulePath path=\"$PROJECT_DIR$/" + projectDir.toURI().relativize(f.toURI()).getPath() + "\" folder=\""+ currentSubproject +"\"/>");
w.newLine();
}else if(fName.endsWith(".devkit")) {
w.write(" <modulePath path=\"$PROJECT_DIR$/" + projectDir.toURI().relativize(f.toURI()).getPath() + "\" folder=\""+ currentSubproject +"\"/>");
w.newLine();
}
}
protected void save(BufferedWriter wr) throws Exception
{
synchronized(properties)
{
CList<String> keys = new CList(properties.stringPropertyNames());
if(sorted)
{
CComparator.sortStrings(keys);
}
for(String key: keys)
{
String val = properties.getProperty(key);
key = saveConvert(key, true);
val = saveConvert(val, false);
wr.write(key);
wr.write('=');
wr.write(val);
wr.newLine();
}
}
wr.flush();
}
public static BufferedWriter createWriter(final IsofoxConfig config)
{
try
{
final String outputFileName = config.formOutputFile(ALT_SJ_FILE_ID);
BufferedWriter writer = createBufferedWriter(outputFileName, false);
writer.write(AltSpliceJunction.csvHeader());
writer.newLine();
return writer;
}
catch (IOException e)
{
ISF_LOGGER.error("failed to create alt splice junction writer: {}", e.toString());
return null;
}
}
/**
* Attempts to completely write the contents of a Vector of Strings to a
* specified writer, line by line. The writer is closed whether or not the
* write was successful.
*
* @param lines
* a Vector of String objects to write to the file
* @param out
* the Writer to output to
*
* @throws IOException
* if an I/O error occurs
*/
static void writeText( Vector<String> lines, Writer out )
throws IOException
{
BufferedWriter bw = new BufferedWriter( out );
try
{
int l = lines.size( );
for ( int i = 0; i < l; i++ )
{
bw.write( lines.elementAt( i ) );
bw.newLine( );
}
}
finally
{
close( bw );
}
}
protected static void assertConfigFiles(String expectedFile, String cfgFile, boolean updateOnAssert) throws IOException {
try {
assertSerializedConfigEquals(readAndCensorIndexes(expectedFile), readAndCensorIndexes(cfgFile));
} catch (AssertionError e) {
if (updateOnAssert) {
BufferedWriter writer = IOUtils.createWriter(expectedFile, false);
writer.write(readAndCensorIndexes(cfgFile));
writer.newLine();
writer.flush();
writer.close();
System.err.println(e.getMessage() + " [not equal files: >>>"+expectedFile+"<<< and >>>"+cfgFile+"<<< in assertConfigFiles]");
return;
}
throw new AssertionError(e.getMessage() + " [not equal files: >>>"+expectedFile+"<<< and >>>"+cfgFile+"<<< in assertConfigFiles]", e);
}
}
private String[] execute(String command)
throws UnsupportedEncodingException, IOException {
Socket socket = new Socket();
socket.connect(new InetSocketAddress(_viewServerHost, _viewServerPort));
try {
BufferedWriter out = new BufferedWriter(new OutputStreamWriter(
socket.getOutputStream()));
BufferedReader in = new BufferedReader(new InputStreamReader(
socket.getInputStream(), "utf-8"));
out.write(command);
out.newLine();
out.flush();
List<String> lines = new ArrayList<String>();
String line = null;
while ((line = in.readLine()) != null) {
if (line.compareTo("DONE.") != 0) {
lines.add(line);
} else {
break;
}
}
String[] strs = new String[lines.size()];
lines.toArray(strs);
return strs;
} finally {
socket.close();
}
}
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
try {
BufferedReader in = new BufferedReader(new FileReader(new File(args[0])));
Multiset<String> synset = HashMultiset.create();
while (in.ready()) {
String[] values = in.readLine().split("\\s+");
String[] keys = values[0].split("%");
String[] poss = keys[1].split(":");
String offset = null;
int occ = Integer.parseInt(values[3]);
if (poss[0].equals("1")) {
offset = values[1] + "n";
} else if (poss[0].equals("2")) {
offset = values[1] + "v";
} else if (poss[0].equals("3") || poss[0].equals("5")) {
offset = values[1] + "a";
} else if (poss[0].equals("4")) {
offset = values[1] + "r";
}
for (int i = 0; i < occ; i++) {
synset.add(offset);
}
}
in.close();
BufferedWriter out = new BufferedWriter(new FileWriter(new File(args[1])));
Iterator<Multiset.Entry<String>> iterator = synset.entrySet().iterator();
while (iterator.hasNext()) {
Multiset.Entry<String> entry = iterator.next();
out.append(entry.getElement()).append("\t").append(String.valueOf(entry.getCount()));
out.newLine();
}
out.close();
} catch (IOException | NumberFormatException ioex) {
Logger.getLogger(BuildOccSense.class.getName()).log(Level.SEVERE, "IO Error", ioex);
}
}
public void print(String p) {
try {
bufferedWriter = new BufferedWriter(new FileWriter("output.txt", true));
bufferedWriter.write(p);
bufferedWriter.newLine();
bufferedWriter.close();
} catch (IOException e) {
System.out.println("An error occured.");
}
}
public void save_model(int epoch, BufferedWriter writer) throws IOException
{
writer.write(Long.toString(epoch + m_epoch_offset));
writer.newLine();
save_model(writer, m_theta);
save_model(writer, m_momentum);
save_model(writer, m_learning_rates);
writer.close();
}
@SuppressWarnings("SameParameterValue")
private void logIntoFile(String type, String tag, String text)
{
try {
/*File sd = Environment.getExternalStorageDirectory();
File exportDir = new File(sd, PPApplication.EXPORT_PATH);
if (!(exportDir.exists() && exportDir.isDirectory()))
//noinspection ResultOfMethodCallIgnored
exportDir.mkdirs();
File logFile = new File(sd, PPApplication.EXPORT_PATH + "/" + CRASH_FILENAME);*/
File path = applicationContext.getExternalFilesDir(null);
File logFile = new File(path, CRASH_FILENAME);
if (logFile.length() > 1024 * 10000)
resetLog();
if (!logFile.exists()) {
//noinspection ResultOfMethodCallIgnored
logFile.createNewFile();
}
//BufferedWriter for performance, true to set append to file flag
BufferedWriter buf = new BufferedWriter(new FileWriter(logFile, true));
@SuppressLint("SimpleDateFormat")
SimpleDateFormat sdf = new SimpleDateFormat("d.MM.yy HH:mm:ss:S");
String time = sdf.format(Calendar.getInstance().getTimeInMillis());
String log = time + "--" + type + "-----" + tag + "------" + text;
buf.append(log);
buf.newLine();
buf.flush();
buf.close();
} catch (IOException ee) {
//Log.e("TopExceptionHandler.logIntoFile", Log.getStackTraceString(ee));
}
}
private void writeEquivalentConcepts(BufferedWriter writer, List<Set<Long>> equivalentConceptIdSets) throws IOException {
// Write header
writer.write(EQUIVALENT_REFSET_HEADER);
writer.newLine();
// Write sets of equivalentConcepts
for (Set<Long> equivalentConceptIdSet : equivalentConceptIdSets) {
String setId = UUID.randomUUID().toString();
for (Long conceptId : equivalentConceptIdSet) {
// random member id
writer.write(UUID.randomUUID().toString());
writer.write(TAB);
// no effectiveTime
writer.write(TAB);
// active
writer.write("1");
writer.write(TAB);
// no moduleId
writer.write(TAB);
// no refsetId
writer.write(TAB);
// referencedComponentId is one of the concepts in the set
writer.write(conceptId.toString());
writer.write(TAB);
// mapTarget is the unique id for the set
writer.write(setId);
writer.newLine();
}
}
writer.flush();
}
/**
* Creates a temporary file for a single test method. This file will be
* stored in the directory equivalent to "/user.home/ICETests/" and with the
* specified file name.
* <p>
* Files created with this method are <b>not</b> stored for use across test
* methods. However, this file does not need to be deleted by the caller as
* it will be deleted at the end of the test case.
* </p>
*
* @param filename
* The name of the file. If {@code null}, the name "tmp" will be
* used.
* @param lines
* The contents of the file. Each non-null element will be placed
* on a new line.
* @return The created file, or {@code null} if a file could not be created.
* @throws IOException
* An IOException occurs if the file could not be written.
*/
protected File createTemporaryFile(String filename, String... lines)
throws IOException {
// Change the filename to "tmp" if none was provided.
if (filename == null) {
filename = "tmp";
}
// Set up the File based on the provided name.
String separator = System.getProperty("file.separator");
String home = System.getProperty("user.home");
File file = new File(home + separator + "ICETests" + separator
+ filename);
// Set up the writer and write out the lines.
FileWriter writer = new FileWriter(file);
BufferedWriter buffer = new BufferedWriter(writer);
for (String line : lines) {
if (line != null) {
buffer.write(line);
buffer.newLine();
}
}
// Be sure to close the writers!
buffer.close();
writer.close();
// Store the file in the collection of temporary files.
if (tmpFiles == null) {
tmpFiles = new HashMap<String, File>();
}
tmpFiles.put(filename, file);
return file;
}
/**
* Write custom purchase mode config
*/
public static void writePurchaseModeConfiguration()
{
ensureCustomDirExists();
final BufferedWriter bw = getPurchaseModeWriter();
final Map<Integer, PointBuyCost> pbStatCosts = SettingsHandler.getGameAsProperty().get().getPointBuyStatCostMap();
if (bw == null || pbStatCosts == null)
{
return;
}
try
{
bw.write("#");
bw.newLine();
bw.write(AUTO_GEN_WARN_LINE_1);
bw.newLine();
bw.write(AUTO_GEN_WARN_LINE_2);
bw.newLine();
bw.write("#");
bw.newLine();
bw.write("# Point-buy ability score costs");
bw.newLine();
bw.write("#");
bw.newLine();
if (!pbStatCosts.isEmpty())
{
for (final Map.Entry<Integer, PointBuyCost> entry : pbStatCosts.entrySet())
{
final PointBuyCost pbc = entry.getValue();
bw.write("STAT:" + entry.getKey() + "\t\tCOST:" + pbc.getBuyCost());
final int iCount = pbc.getPrerequisiteCount();
if (iCount != 0)
{
final StringWriter writer = new StringWriter();
for (Prerequisite prereq : pbc.getPrerequisiteList())
{
final PrerequisiteWriter prereqWriter = new PrerequisiteWriter();
try
{
writer.write("\t");
prereqWriter.write(writer, prereq);
}
catch (Exception e1)
{
Logging.errorPrint("failed to write", e1);
}
}
bw.write(writer.toString());
}
bw.newLine();
}
}
bw.write("#");
bw.newLine();
bw.write("# Point-buy methods");
bw.newLine();
bw.write("#");
bw.newLine();
for (PointBuyMethod pbm : SettingsHandler.getGameAsProperty().get().getModeContext().getReferenceContext()
.getConstructedCDOMObjects(PointBuyMethod.class))
{
bw.write("METHOD:" + pbm.getDisplayName() + "\t\tPOINTS:" + pbm.getPointFormula());
bw.newLine();
}
}
catch (IOException e)
{
Logging.errorPrint("Error in writePurchaseModeConfiguration", e);
}
finally
{
try
{
bw.close();
}
catch (IOException ex)
{
Logging.errorPrint("Error in writePurchaseModeConfiguration while closing", ex);
}
}
}
/**
* Sends an argument list to the zygote process, which starts a new child
* and returns the child's pid. Please note: the present implementation
* replaces newlines in the argument list with spaces.
*
* 向 Zygote 进程发送参数列表，请求新建一个子进程并返回子进程的 pid
*
* @throws ZygoteStartFailedEx if process start failed for any reason
*/
@GuardedBy("mLock")
private static Process.ProcessStartResult zygoteSendArgsAndGetResult(
ZygoteState zygoteState, ArrayList<String> args)
throws ZygoteStartFailedEx {
try {
// Throw early if any of the arguments are malformed. This means we can
// avoid writing a partial response to the zygote.
int sz = args.size();
for (int i = 0; i < sz; i++) {
if (args.get(i).indexOf('\n') >= 0) {
throw new ZygoteStartFailedEx("embedded newlines not allowed");
}
}
/**
* See com.android.internal.os.SystemZygoteInit.readArgumentList()
* Presently the wire format to the zygote process is:
* a) a count of arguments (argc, in essence)
* b) a number of newline-separated argument strings equal to count
*
* After the zygote process reads these it will write the pid of
* the child or -1 on failure, followed by boolean to
* indicate whether a wrapper process was used.
*/
final BufferedWriter writer = zygoteState.writer;
final DataInputStream inputStream = zygoteState.inputStream;
writer.write(Integer.toString(args.size()));
writer.newLine();
// 向 zygote 进程发送参数
for (int i = 0; i < sz; i++) {
String arg = args.get(i);
writer.write(arg);
writer.newLine();
}
writer.flush();
// Should there be a timeout on this?
// 是不是应该有一个超时时间？
Process.ProcessStartResult result = new Process.ProcessStartResult();
// Always read the entire result from the input stream to avoid leaving
// bytes in the stream for future process starts to accidentally stumble
// upon.
// 读取 zygote 进程返回的子进程 pid
result.pid = inputStream.readInt();
result.usingWrapper = inputStream.readBoolean();
if (result.pid < 0) { // pid 小于 0 ，fork 失败
throw new ZygoteStartFailedEx("fork() failed");
}
return result;
} catch (IOException ex) {
zygoteState.close();
throw new ZygoteStartFailedEx(ex);
}
}
/**
* Generate the AnimatedVector file with all the targets
*
* @param vector The vector associated
* @param animatedvectorBW Where to write
* @throws IOException
*/
private void generateAnimatedVector(VectorDrawable vector, BufferedWriter animatedvectorBW,String nextVectorName,boolean reverseMode) throws IOException {
//write the first bloc
animatedvectorBW.write(xml_start);
animatedvectorBW.newLine();
animatedvectorBW.write(animatedvector_start);
animatedvectorBW.newLine();
if(reverseMode){
animatedvectorBW.write(animatedvector_drawable.replace("#drawable", nextVectorName));
}else{
animatedvectorBW.write(animatedvector_drawable.replace("#drawable", vector.getFileName()));
}
animatedvectorBW.newLine();
animatedvectorBW.write(endtag);
animatedvectorBW.newLine();
//then write the tag: base on the morphing name of course
String currentPathName;
Path currentPath;
for (Map.Entry<String, Path> entry : vector.getPathToMorphSortByMorphingName().entrySet()) {
currentPathName = entry.getKey();
currentPath = vector.getPathToMorphSortByMorphingName().get(currentPathName);
if (currentPath.getNormalizedInitialPathData() != null) {
animatedvectorBW.write(target_start);
if (currentPath.getName() == null) {
MessagePrinter printer = new MessagePrinter();
printer.printExceptionNoPathNameDefined(currentPathName);
throw new IllegalArgumentException("No android:name defined");
}
animatedvectorBW.write(name.replace("#name", currentPath.getName()));
animatedvectorBW.newLine();
if(reverseMode){
animatedvectorBW.write(animation.replace("#animation", animatorSet.replace("#fileName", currentVectorFileName + "_" + currentPathName+reverse)));
}else{
animatedvectorBW.write(animation.replace("#animation", animatorSet.replace("#fileName", currentVectorFileName + "_" + currentPathName)));
}
animatedvectorBW.newLine();
animatedvectorBW.write(endtagbloc);
animatedvectorBW.newLine();
}
}
animatedvectorBW.write(animatedvector_end);
animatedvectorBW.newLine();
}