Java PrintWriter.close方法代码示例

import java.io.PrintWriter; //导入方法依赖的package包/类
private ActionForward fixFaultySession(ActionMapping mapping, ActionForm form, HttpServletRequest request,
    HttpServletResponse response) throws DokumaranConfigurationException, ServletException, IOException {
IDokumaranService service = getDokumaranService();
Long toolSessionId = WebUtil.readLongParam(request, AttributeNames.PARAM_TOOL_SESSION_ID);
DokumaranSession session = service.getDokumaranSessionBySessionId(toolSessionId);

try {
    log.debug("Fixing faulty session (sessionId=" + toolSessionId + ").");
    service.createPad(session.getDokumaran(), session);

} catch (Exception e) {
    // printing out error cause
    response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
    response.setContentType("text/html");
    PrintWriter out = response.getWriter();
    out.write("Failed! " + e.getMessage());
    out.flush();
    out.close();
    log.error("Failed! " + e.getMessage());
    return null;
}

return null;
   }
 

import java.io.PrintWriter; //导入方法依赖的package包/类
private static synchronized File createFallbackPOM(String groupId, String artifactId, String version) throws IOException {
    String k = groupId + ':' + artifactId + ':' + version;
    File fallbackPOM = fallbackPOMs.get(k);
    if (fallbackPOM == null) {
        fallbackPOM = File.createTempFile("fallback", ".netbeans.pom");
        fallbackPOM.deleteOnExit();
        PrintWriter w = new PrintWriter(fallbackPOM);
        try {
            w.println("<project>");
            w.println("<modelVersion>4.0.0</modelVersion>");
            w.println("<groupId>" + groupId + "</groupId>");
            w.println("<artifactId>" + artifactId + "</artifactId>");
            w.println("<packaging>pom</packaging>");
            w.println("<version>" + version + "</version>");
            w.println("<name>" + FALLBACK_NAME + "</name>");
            w.println("</project>");
            w.flush();
        } finally {
            w.close();
        }
        fallbackPOMs.put(k, fallbackPOM);
    }
    return fallbackPOM;
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
public static final void save() throws IOException {

		Console.print("Saving settings...", null);

		final Properties properties = new Properties();

		final File file = new File(Content.PREFERENCES_FILE);
		if (!file.exists()) file.createNewFile();

		final PrintWriter writer = new PrintWriter(file);

		properties.setProperty("render_distance", RENDER_DISTANCE + "");
		properties.setProperty("render_hand", RENDER_HAND + "");
		properties.setProperty("render_clouds", RENDER_CLOUDS + "");
		properties.setProperty("screen_width", SCREEN_WIDTH + "");
		properties.setProperty("screen_height", SCREEN_HEIGHT + "");
		properties.setProperty("minimap_size", MINIMAP_SIZE + "");
		properties.setProperty("render_light_rays", RENDER_LIGHT_RAYS + "");
		properties.setProperty("vsync", VSYNC + "");

		properties.store(writer, "");
		writer.close();

	}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
/**
 * To stack trace string string.
 * <p>
 * 此方法参见：https://github.com/Ereza/CustomActivityOnCrash
 *
 * @param throwable the throwable
 * @return the string
 */
public static String toStackTraceString(Throwable throwable) {
    StringWriter sw = new StringWriter();
    PrintWriter pw = new PrintWriter(sw);
    throwable.printStackTrace(pw);
    String stackTraceString = sw.toString();
    //Reduce data to 128KB so we don't get a TransactionTooLargeException when sending the intent.
    //The limit is 1MB on Android but some devices seem to have it lower.
    //See: http://developer.android.com/reference/android/os/TransactionTooLargeException.html
    //And: http://stackoverflow.com/questions/11451393/what-to-do-on-transactiontoolargeexception#comment46697371_12809171
    if (stackTraceString.length() > MAX_STACK_TRACE_SIZE) {
        String disclaimer = " [stack trace too large]";
        stackTraceString = stackTraceString.substring(0, MAX_STACK_TRACE_SIZE - disclaimer.length()) + disclaimer;
    }
    pw.close();
    return stackTraceString;
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
@Override
public void actionPerformed(ActionEvent e) {
	try {

		frame.chooser.setDialogTitle("Wybierz miejsce gdzie zapisać plik.");

		int result = frame.chooser.showSaveDialog(null);
		if (result != JFileChooser.APPROVE_OPTION){
			return;
		}
		frame.to = frame.chooser.getSelectedFile();
		
		PrintWriter pr = new PrintWriter(frame.to); 

		pr.println("n: "+ this.frame.bottom.settings.nTeeth.getSelectedItem());
		pr.println("d[m]: "+ this.frame.bottom.settings.distance.getSelectedItem());
		pr.println("w[rad/s] \t Q/Qmax");
		for (int i=0; i<frame.bottom.graph.data.length ; i++)
		{
			if(frame.bottom.graph.data[i]>-1){
				pr.println(i*5 + " \t " + frame.bottom.graph.data[i]/255.0);
			}
		}
		pr.close();
	}

	catch (IOException ee) {

		ee.printStackTrace();
	}		
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
private void addToFile(String p, String address) throws IOException {
  File f = new File(p);
  f.createNewFile();
  PrintWriter writer = new PrintWriter(new FileWriter(f, true));
  try {
    writer.println(address);
  } finally {
    writer.close();
  }
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
private void dumpExceptionToSDCard(Throwable ex) throws IOException {
    /* 如果 SD 卡不存在或无法使用，则无法把异常信息写入 SD 卡 */
    if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
        if (DEBUG) {
            Log.w(TAG, "sdcard unmounted, skip dump exception");
            return;
        }
    }

    File dir = new File(PATH);
    if (!dir.exists()) {
        dir.mkdirs();
    }
    long current = System.currentTimeMillis();
    String time = new SimpleDateFormat("yyy-MM-dd HH:mm:ss", Locale.CHINA).format(new Date(current));
    File file = new File(PATH + FILE_NAME + time + FILE_NAME_SUFFIX);

    try {
        PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter(file)));
        pw.println(time);
        dumpPhoneInfo(pw);
        pw.println();
        ex.printStackTrace(pw);
        pw.close();
    } catch (Exception e) {
        Log.e(TAG, "dump crash info failed");
    }
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
public void hello() throws IOException {

        ServletActionContext.getResponse().setContentType("text/html;charset=utf-8");
        PrintWriter out = ServletActionContext.getResponse().getWriter();
        try {
            out.print("TestStruts2Action hello()");
            out.flush();
            out.close();
        }
        catch (Exception ex) {
            ex.printStackTrace();
        }
    }
 

import java.io.PrintWriter; //导入方法依赖的package包/类
@Override
public void render(final HttpServletRequest request, final HttpServletResponse response) {
	try {
		response.setContentType("text/xml");
		response.setCharacterEncoding("UTF-8");

		final PrintWriter writer = response.getWriter();

		writer.write(content);
		writer.close();
	} catch (final IOException e) {
		logger.error("Render failed", e);
	}
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
public static String toString(Throwable e) {
    StringWriter w = new StringWriter();
    PrintWriter p = new PrintWriter(w);
    p.print(e.getClass().getName() + ": ");
    if (e.getMessage() != null) {
        p.print(e.getMessage() + "\n");
    }
    p.println();
    try {
        e.printStackTrace(p);
        return w.toString();
    } finally {
        p.close();
    }
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
@Test
public void testCreateFunctionSetDir() throws IOException {
    createService(SERVICE_NAME);

    // Create a function
    CreateFunctionRequest createFuncReq = new CreateFunctionRequest(SERVICE_NAME);
    createFuncReq.setFunctionName(FUNCTION_NAME);
    createFuncReq.setDescription("Function for test");
    createFuncReq.setMemorySize(128);
    createFuncReq.setHandler("hello_world.handler");
    createFuncReq.setRuntime("nodejs4.4");

    // Setup code directory
    String tmpDir = "/tmp/fc_test_" + UUID.randomUUID();
    String funcFilePath = tmpDir + "/" + "hello_world.js";
    new File(tmpDir).mkdir();

    PrintWriter out = new PrintWriter(funcFilePath);
    out.println(
        "'use strict'; module.exports.handler = function(event, context, callback) {console.log('hello world'); callback(null, 'hello world');};");
    out.close();

    Code code = new Code().setDir(tmpDir);
    createFuncReq.setCode(code);
    createFuncReq.setTimeout(10);
    client.createFunction(createFuncReq);

    // Invoke the function
    InvokeFunctionRequest request = new InvokeFunctionRequest(SERVICE_NAME, FUNCTION_NAME);
    InvokeFunctionResponse response = client.invokeFunction(request);

    assertEquals("hello world", new String(response.getPayload()));

    // Cleanups
    client.deleteFunction(new DeleteFunctionRequest(SERVICE_NAME, FUNCTION_NAME));
    client.deleteService(new DeleteServiceRequest(SERVICE_NAME));

    new File(funcFilePath).delete();
    new File(tmpDir).delete();
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
private String buildExceptionMessage(Throwable throwable){
	Throwable root=buildRootException(throwable);
	StringWriter sw=new StringWriter();
	PrintWriter pw=new PrintWriter(sw);
	root.printStackTrace(pw);
	String trace=sw.getBuffer().toString();
	trace=trace.replaceAll("\n", "<br>");
	pw.close();
	return trace;
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
private Buffer getAuthBody(final String user, final String password) {
	final Map<String, String> values = new HashMap<String, String>();
	values.put("username", user);
	values.put("password", password);
	// TODO: switch to File Callback?
	final InputStream in = this.getClass().getResourceAsStream(Constants.AUTH_SOAP_TEMPLATE);
	if (in == null) {
		this.logger.error("Could not retrieve resource " + Constants.AUTH_SOAP_TEMPLATE);
		return Buffer.buffer();
	}

	final Scanner scanner = new Scanner(in);
	scanner.useDelimiter("\\Z");
	final String authTemplate = scanner.next();
	scanner.close();
	final MustacheFactory mf = new DefaultMustacheFactory();
	final Mustache mustache = mf.compile(new StringReader(authTemplate), "Login");
	final ByteArrayOutputStream out = new ByteArrayOutputStream();
	final PrintWriter pw = new PrintWriter(out);
	try {
		mustache.execute(pw, values).flush();
		pw.close();
	} catch (final IOException e) {
		this.logger.error(e);
		return Buffer.buffer();
	}

	return Buffer.buffer(out.toByteArray());
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
public SaveScore(String nombreNuevo, int scoreNuevo){
    
    try {
        escribir = new PrintWriter(new BufferedWriter(new FileWriter("top10.txt", true)));           
        escribir.println(nombreNuevo+"-"+scoreNuevo);
        escribir.close();
        
        leer();
        
    } catch (IOException ex) {
        System.out.println("No se pudo registrar en el archivo");
    }
    
}
 

import java.io.PrintWriter; //导入方法依赖的package包/类
@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());
		resp.setContentType("text/html");
		resp.setCharacterEncoding("utf-8");
		Template template=ve.getTemplate("ureport-html/designer.html","utf-8");
		PrintWriter writer=resp.getWriter();
		template.merge(context, writer);
		writer.close();
	}
}