Java Code Examples for java.io.Writer#toString()

The following examples show how to use java.io.Writer#toString() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
private String convertStreamToString(InputStream is) throws IOException {
  Writer writer = new StringWriter();
  char[] buffer = new char[8192];

  try {
    Reader reader = new InputStreamReader(is, "UTF-8");
    int n;

    while ((n = reader.read(buffer)) != -1) writer.write(buffer, 0, n);

  } finally {
    is.close();
    writer.close();
  }

  return writer.toString();
}
 
Example 2
public static String writeToString(InputStream is, String targetEncoding) throws IOException {
	String enc = "UTF-8";
	if (StringUtils.isNotEmpty(targetEncoding))
		enc = targetEncoding;

	Writer writer = new StringWriter();
	char[] buffer = new char[1024];
	try {
		Reader reader = new BufferedReader(new InputStreamReader(is, enc));
		int n;
		while ((n = reader.read(buffer)) != -1) {
			writer.write(buffer, 0, n);
		}
	} finally {
		if (is != null)
			is.close();
	}
	return writer.toString();
}
 
Example 3
@Override
public String format(LogRecord logRecord) {
    Object[] arguments = new Object[6];
    arguments[0] = logRecord.getThreadID();
    String fullClassName = logRecord.getSourceClassName();
    int lastDot = fullClassName.lastIndexOf('.');
    String className = fullClassName.substring(lastDot + 1);
    arguments[1] = className;
    arguments[2] = logRecord.getSourceMethodName();
    arguments[3] = new Date(logRecord.getMillis());
    arguments[4] = logRecord.getMessage();
    if (logRecord.getThrown() != null) {
        Writer result = new StringWriter();
        logRecord.getThrown().printStackTrace(new PrintWriter(result));
        arguments[5] = result.toString();
    } else {
        arguments[5] = "";
    }
    return messageFormat.format(arguments);
}
 
Example 4
Source Project: boubei-tss   File: EasyUtils.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * log4j里加 log4j.logger.freemarker=fatal 过滤掉FM自身的error Log
 */
public static String fmParse( String str, Map<String, ?> data, Writer out, Configuration cfg ) {
	try {
		cfg.setNumberFormat("#"); // 防止数字类格式化,eg: 1000 变 1,000
     Template tl = new Template("t.ftl", new StringReader(str), cfg);
     tl.setEncoding("UTF-8");
     tl.process(data, out);
     str = out.toString();
     out.flush();
     
     return str;
    } 
    catch (Exception e) {
    	String errorMsg = "FM-parse-error:" + e.getMessage();
 	log.error(errorMsg);
 	log.debug("template = " + str + ", data = " + data);
 	
 	return errorMsg;
 }
}
 
Example 5
public static <T> T readJsonStream(InputStream inputStream, Type typeOfT) throws IOException {
    Writer writer = new StringWriter();
    char[] buffer = new char[1024];
    try {
        Reader reader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
        int pointer;
        while ((pointer = reader.read(buffer)) != -1) {
            writer.write(buffer, 0, pointer);
        }
    } finally {
        try {
            inputStream.close();
        } catch (IOException exception) {
            Log.e(TAG, "Error closing the input stream.", exception);
        }
    }
    String jsonString = writer.toString();
    Gson gson = new Gson();
    return gson.fromJson(jsonString, typeOfT);
}
 
Example 6
public void testMasterSerialize() throws XmlRpcException, IOException {
    IssMasterSerializer os = new IssMasterSerializer();
    IssMaster master = setUpMaster();

    Writer output = new StringWriter();
    os.serialize(master, output, new XmlRpcSerializer());
    String result = output.toString();
    assertEquals(os.getSupportedClass(), IssMaster.class);
    assertTrue(result.contains("<name>id</name>"));
    assertTrue(result.contains(">" + master.getId() + "<"));
    assertTrue(result.contains("name>label</name"));
    assertTrue(result.contains(">" + master.getLabel() + "<"));
    assertTrue(result.contains("name>isCurrentMaster</name"));
    assertTrue(result.contains(">" + (master.isDefaultMaster() ? "1" : "0") + "<"));
    assertTrue(result.contains("name>caCert</name"));
    assertTrue(result.contains(">" + (master.getCaCert()) + "<"));
}
 
Example 7
Source Project: groovy   File: SignatureCodecVersion1.java    License: Apache License 2.0 5 votes vote down vote up
public String encode(final ClassNode node) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream(128);
    DataOutputStream dos = new DataOutputStream(baos);
    Writer wrt = new StringBuilderWriter();
    String encoded = null;
    try {
        doEncode(node, dos);
        EncodingGroovyMethods.encodeBase64(baos.toByteArray()).writeTo(wrt);
        encoded = wrt.toString();
    } catch (IOException e) {
        throw new GroovyRuntimeException("Unable to serialize type information", e);
    }
    return encoded;
}
 
Example 8
Source Project: Pix-EzViewer   File: CrashHandler.java    License: MIT License 5 votes vote down vote up
/**
 * 保存错误信息到文件中
 *
 * @param ex
 * @return
 */
private String saveCrashInfoToFile(Throwable ex) {
    Writer info = new StringWriter();
    PrintWriter printWriter = new PrintWriter(info);
    ex.printStackTrace(printWriter);
    Throwable cause = ex.getCause();
    while (cause != null) {
        cause.printStackTrace(printWriter);
        cause = cause.getCause();
    }
    String result = info.toString();
    printWriter.close();
    mDeviceCrashInfo.put("EXEPTION", ex.getLocalizedMessage());
    mDeviceCrashInfo.put(STACK_TRACE, result);
    try {
        //long timestamp = System.currentTimeMillis();
        Time t = new Time("GMT+8");
        t.setToNow(); // 取得系统时间
        int date = t.year * 10000 + t.month * 100 + t.monthDay;
        int time = t.hour * 10000 + t.minute * 100 + t.second;
        String fileName = "crash-" + date + "-" + time + CRASH_REPORTER_EXTENSION;
        FileOutputStream trace = mContext.openFileOutput(fileName,
                Context.MODE_PRIVATE);
        mDeviceCrashInfo.store(trace, "");
        trace.flush();
        trace.close();
        return fileName;
    } catch (Exception e) {
        Log.e(TAG, "an error occured while writing report file...", e);
    }
    return null;
}
 
Example 9
Source Project: client_java   File: PrometheusEndpoint.java    License: Apache License 2.0 5 votes vote down vote up
public String writeRegistry(Set<String> metricsToInclude) {
  try {
    Writer writer = new StringWriter();
    TextFormat.write004(writer, collectorRegistry.filteredMetricFamilySamples(metricsToInclude));
    return writer.toString();
  } catch (IOException e) {
    // This actually never happens since StringWriter::write() doesn't throw any IOException
    throw new RuntimeException("Writing metrics failed", e);
  }
}
 
Example 10
Source Project: tomee   File: AbstractCommand.java    License: Apache License 2.0 5 votes vote down vote up
protected String format(final String json) throws IOException {
    final StringIndenter formatter = new StringIndenter(json);
    final Writer outWriter = new StringWriter();
    IOUtils.copy(new StringReader(formatter.result()), outWriter, 2048);
    outWriter.close();
    return outWriter.toString();
}
 
Example 11
public static void printStackTrace(Throwable aThrowable) {
    Writer result = new StringWriter();
    PrintWriter printWriter = new PrintWriter(result);
    aThrowable.printStackTrace(printWriter);
    String resultStr = result.toString();
    Log.e(TAG, resultStr);
}
 
Example 12
public void testGetDetails() throws Exception {
    String newKey = keyHandler.create(admin, KEY, KEY_DESCRIPTION, baseChannelLabel,
            KEY_USAGE_LIMIT, KEY_ENTITLEMENTS, Boolean.FALSE);

    Channel childChannel = ChannelTestUtils.createChildChannel(admin, baseChannel);
    String childChannelLabel = childChannel.getLabel();
    keyHandler.addChildChannels(admin, newKey, buildList(childChannelLabel));

    ServerGroup group = ServerGroupTestUtils.createManaged(admin);
    keyHandler.addServerGroups(admin, newKey,
            buildList(new Integer(group.getId().intValue())));

    PackageName newName = PackageNameTest.createTestPackageName();
    keyHandler.addPackageNames(admin, newKey, buildList(newName.getName()));

    PackageName newName2 = PackageNameTest.createTestPackageName();
    keyHandler.addPackageNames(admin, newKey, buildList(newName2.getName()));

    PackageName newName3 = PackageNameTest.createTestPackageName();
    keyHandler.addPackageNames(admin, newKey, buildList(newName3.getName()));

    ActivationKey key = keyHandler.getDetails(admin, newKey);
    Writer output = new StringWriter();
    ActivationKeySerializer serializer = new ActivationKeySerializer();
    serializer.serialize(key, output, new XmlRpcSerializer());
    String finalResult = output.toString();

    assertTrue(finalResult.indexOf(newKey) >= 0);
    assertTrue(finalResult.indexOf(KEY_DESCRIPTION) >= 0);
    assertTrue(finalResult.indexOf("<i4>" + KEY_USAGE_LIMIT + "</i4>") >= 0);
    assertTrue(finalResult.indexOf("<string>" + baseChannelLabel + "</string>") >= 0);

    assertTrue(finalResult.indexOf(newName.getName()) >= 0);
    assertTrue(finalResult.indexOf(newName2.getName()) >= 0);
    assertTrue(finalResult.indexOf(newName3.getName()) >= 0);
}
 
Example 13
Source Project: framework   File: XmlBeanUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * @param object 对象
 * @return 返回xmlStr
 * @throws UtilException
 */
public static String object2Xml(final Object object) throws UtilException {
    try {
        JAXBContext context = JAXBContext.newInstance(object.getClass());

        Marshaller marshaller = context.createMarshaller();

        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true); // 格式化输出
        marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8"); // 编码格式,默认为utf-8o
        marshaller.setProperty(Marshaller.JAXB_FRAGMENT, true); // 是否省略xml头信息
        Writer writer = new CharArrayWriter();
        XMLStreamWriter xmlStreamWriter = xmlOutputFactory.createXMLStreamWriter(writer);
        xmlStreamWriter.writeStartDocument((String) marshaller.getProperty(Marshaller.JAXB_ENCODING), "1.0");

        marshaller.marshal(object, xmlStreamWriter);
        xmlStreamWriter.writeEndDocument();
        xmlStreamWriter.close();
        String xml = writer.toString();
        xml = StringUtils.replace(xml, "&lt;", "<");
        xml = StringUtils.replace(xml, "&gt;", ">");
        xml = StringUtils.replace(xml, "&amp;", "&");
        xml = StringUtils.replace(xml, "&#xd;", GlobalConstants.BLANK);
        return xml;
    }
    catch (Exception e) {
        throw new UtilException(ErrorCodeDef.XML_TRANS_ERROR, e);
    }

}
 
Example 14
/**
 * 保存错误信息到文件中
 * @return 返回文件名称, 便于将文件传送到服务器
 */
private String saveCrashInfo2File(Throwable ex) {
    StringBuffer sb = new StringBuffer();
    for (Map.Entry<String, String> entry : infos.entrySet()) {
        String key   = entry.getKey();
        String value = entry.getValue();
        sb.append(key + "=" + value + "\n");
    }

    Writer writer      = new StringWriter();
    PrintWriter printWriter = new PrintWriter(writer);
    ex.printStackTrace(printWriter);
    Throwable cause = ex.getCause();
    while (cause != null) {
        cause.printStackTrace(printWriter);
        cause = cause.getCause();
    }
    printWriter.close();

    String result = writer.toString();
    sb.append(result);
    try {
        String time      = formatter.format(new Date());
        String fileName  = time + ".log";

        if ( Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
            String path = Environment.getExternalStorageDirectory().getPath() + "/Heweather/";
            File dir  = new File(path);
            if (!dir.exists()) {
                dir.mkdirs();
            }
            FileOutputStream fos = new FileOutputStream(path + fileName);
            fos.write(sb.toString().getBytes());
            fos.close();
        }
        Log.d(TAG, "saveCrashInfo2File: " + fileName);
        return fileName;
    } catch (Exception e) {
        Log.e(TAG, "an error occured while writing file...", e);
    }
    return null;
}
 
Example 15
Source Project: UltimateAndroid   File: CrashHandler.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Save Info to files
 *
 * @param ex
 * @return filename
 */
private String saveCrashInfo2File(Throwable ex) {

    StringBuffer sb = new StringBuffer();
    for (Map.Entry<String, String> entry : infos.entrySet()) {
        String key = entry.getKey();
        String value = entry.getValue();
        sb.append(key + "=" + value + "\n");
    }

    Writer writer = new StringWriter();
    PrintWriter printWriter = new PrintWriter(writer);
    ex.printStackTrace(printWriter);
    Throwable cause = ex.getCause();
    while (cause != null) {
        cause.printStackTrace(printWriter);
        cause = cause.getCause();
    }
    printWriter.close();
    String result = writer.toString();
    sb.append(result);
    try {
        long timestamp = System.currentTimeMillis();
        String time = formatter.format(new Date());
        String fileName = "crash-" + time + "-" + timestamp + ".log";
        if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {

            String path =
                    //StorageUtils.getCacheDirectory(mContext) +
                    Environment.getExternalStorageDirectory().getAbsolutePath() +
                            (BasicUtils.judgeNotNull(crashFilePath) ? crashFilePath : "/crash/");
            Logs.d("path----" + path);
            File dir = new File(path);
            if (!dir.exists()) {
                dir.mkdirs();
            }
            FileOutputStream fos = new FileOutputStream(path + fileName);
            fos.write(sb.toString().getBytes());
            fos.close();
        }
        return fileName;
    } catch (Exception e) {
        Logs.e("an error occured while writing file...", e);
    }
    return null;
}
 
Example 16
Source Project: raml-module-builder   File: SchemaMaker.java    License: Apache License 2.0 4 votes vote down vote up
private String handleDelete() throws IOException, TemplateException {
  Writer writer = new StringWriter();
  Template tableTemplate = cfg.getTemplate("delete.ftl");
  tableTemplate.process(templateInput, writer);
  return writer.toString();
}
 
Example 17
Source Project: groovy   File: StringGroovyMethods.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Return a CharSequence with lines (separated by LF, CR/LF, or CR)
 * terminated by the platform specific line separator.
 *
 * @param self a CharSequence object
 * @return the denormalized toString() of this CharSequence
 *
 * @since 1.8.2
 */
public static String denormalize(final CharSequence self) {
    // Don't do this in static initializer because we may never be needed.
    // TODO: Put this lineSeparator property somewhere everyone can use it.
    if (lineSeparator == null) {
        final Writer sw = new StringBuilderWriter(2);
        // use BufferedWriter rather than System.getProperty because it has
        // the security manager rigamarole to deal with the possible exception
        try (final BufferedWriter bw = new BufferedWriter(sw)) {
            bw.newLine();
            bw.flush();
            lineSeparator = sw.toString();
        } catch (IOException ioe) {
            // This shouldn't happen, but this is the same default used by
            // BufferedWriter on a security exception.
            lineSeparator = "\n";
        }
    }

    final int len = self.length();

    if (len < 1) {
        return self.toString();
    }

    final StringBuilder sb = new StringBuilder((110 * len) / 100);

    int i = 0;

    // GROOVY-7873: GString calls toString() on each invocation of CharSequence methods such
    // as charAt which is very expensive for large GStrings.
    CharSequence cs = (self instanceof GString) ? self.toString() : self;
    while (i < len) {
        final char ch = cs.charAt(i++);

        switch (ch) {
            case '\r':
                sb.append(lineSeparator);

                // Eat the following LF if any.
                if ((i < len) && (cs.charAt(i) == '\n')) {
                    ++i;
                }

                break;

            case '\n':
                sb.append(lineSeparator);
                break;

            default:
                sb.append(ch);
                break;
        }
    }

    return sb.toString();
}
 
Example 18
Source Project: aion   File: CfgTx.java    License: MIT License 4 votes vote down vote up
public String toXML() {
    final XMLOutputFactory output = XMLOutputFactory.newInstance();
    XMLStreamWriter xmlWriter;
    String xml;
    try {
        Writer strWriter = new StringWriter();
        xmlWriter = output.createXMLStreamWriter(strWriter);
        xmlWriter.writeCharacters("\r\n\t");
        xmlWriter.writeStartElement("tx");

        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeComment("Sets max TransactionPoolCaching size by 0.1MB incremental unit");
        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeStartElement("cacheMax");
        xmlWriter.writeCharacters(String.valueOf(this.getCacheMax()));
        xmlWriter.writeEndElement();

        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeComment("Sets pending transaction timeout threshold in the transaction pool");
        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeStartElement("txPendingTimeout");
        xmlWriter.writeCharacters(String.valueOf(this.getTxPendingTimeout()));
        xmlWriter.writeEndElement();

        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeComment("Sets the pending transactions backup to the Database");
        xmlWriter.writeCharacters("\r\n\t\t");
        xmlWriter.writeStartElement("poolBackup");
        xmlWriter.writeCharacters(String.valueOf(this.getPoolBackup()));
        xmlWriter.writeEndElement();

        xmlWriter.writeCharacters("\r\n\t");
        xmlWriter.writeEndElement();
        xml = strWriter.toString();
        strWriter.flush();
        strWriter.close();
        xmlWriter.flush();
        xmlWriter.close();
        return xml;
    } catch (IOException | XMLStreamException e) {
        e.printStackTrace();
        return "";
    }
}
 
Example 19
Source Project: cumulusrdf   File: Util.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * Returns the stacktrace of a given exception.
 * 
 * @param throwable the exception.
 * @return the stacktrace as a string.
 */
public static String getStackTrace(final Throwable throwable) {
	final Writer result = new StringWriter();
	throwable.printStackTrace(new PrintWriter(result));
	return result.toString();
}
 
Example 20
Source Project: pegasus   File: PCRelation.java    License: Apache License 2.0 2 votes vote down vote up
/**
 * Returns the DOT description of the object. This is used for visualizing the workflow.
 *
 * @return String containing the Partition object in XML.
 * @exception IOException if something fishy happens to the stream.
 */
public String toDOT() throws IOException {
    Writer writer = new StringWriter(32);
    toDOT(writer, "");
    return writer.toString();
}