Example usage for org.apache.commons.lang StringUtils repeat

List of usage examples for org.apache.commons.lang StringUtils repeat

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Introduction

In this page you can find the example usage for org.apache.commons.lang StringUtils repeat.

Prototype

public static String repeat(String str, int repeat)

Source Link

Document

Repeat a String repeat times to form a new String.

Usage

From source file:org.apache.storm.messaging.netty.NettyTest.java

private void doTestLargeMessage(Map<String, Object> stormConf) throws Exception {
    LOG.info("3 Should send and receive a large message");
    String reqMessage = StringUtils.repeat("c", 2_048_000);
    IContext context = TransportFactory.makeContext(stormConf);
    try {//from  ww  w .j a  va  2 s.  co  m
        AtomicReference<TaskMessage> response = new AtomicReference<>();
        try (IConnection server = context.bind(null, 0);
                IConnection client = context.connect(null, "localhost", server.getPort(), remoteBpStatus)) {
            server.registerRecv(mkConnectionCallback(response::set));
            waitUntilReady(client, server);
            byte[] messageBytes = reqMessage.getBytes(StandardCharsets.UTF_8);

            send(client, taskId, messageBytes);

            waitForNotNull(response);
            TaskMessage responseMessage = response.get();
            assertThat(responseMessage.task(), is(taskId));
            assertThat(responseMessage.message(), is(messageBytes));
        }
    } finally {
        context.term();
    }
}

From source file:org.apache.storm.StormSubmitter.java

/**
 * Submits a topology to run on the cluster with a progress bar. A topology runs forever or until
 * explicitly killed.//from  w ww .  ja v  a  2  s  .  c om
 *
 *
 * @param name the name of the storm.
 * @param topoConf the topology-specific configuration. See {@link Config}.
 * @param topology the processing to execute.
 * @param opts to manipulate the starting of the topology
 * @throws AlreadyAliveException if a topology with this name is already running
 * @throws InvalidTopologyException if an invalid topology was submitted
 * @throws AuthorizationException if authorization is failed
 * @thorws SubmitterHookException if any Exception occurs during initialization or invocation of registered {@link ISubmitterHook}
 */
public static void submitTopologyWithProgressBar(String name, Map<String, Object> topoConf,
        StormTopology topology, SubmitOptions opts)
        throws AlreadyAliveException, InvalidTopologyException, AuthorizationException {
    // show a progress bar so we know we're not stuck (especially on slow connections)
    submitTopology(name, topoConf, topology, opts, new StormSubmitter.ProgressListener() {
        @Override
        public void onStart(String srcFile, String targetFile, long totalBytes) {
            System.out.printf("Start uploading file '%s' to '%s' (%d bytes)\n", srcFile, targetFile,
                    totalBytes);
        }

        @Override
        public void onProgress(String srcFile, String targetFile, long bytesUploaded, long totalBytes) {
            int length = 50;
            int p = (int) ((length * bytesUploaded) / totalBytes);
            String progress = StringUtils.repeat("=", p);
            String todo = StringUtils.repeat(" ", length - p);

            System.out.printf("\r[%s%s] %d / %d", progress, todo, bytesUploaded, totalBytes);
        }

        @Override
        public void onCompleted(String srcFile, String targetFile, long totalBytes) {
            System.out.printf("\nFile '%s' uploaded to '%s' (%d bytes)\n", srcFile, targetFile, totalBytes);
        }
    });
}

From source file:org.apache.taglibs.string.util.StringW.java

/**
 * Word-wrap a string./*from  www .  j  a  va 2  s. c  o  m*/
 * 
 * @param str
 *          String to word-wrap
 * @param width
 *          int to wrap at
 * @param delim
 *          String to use to separate lines
 * @param split
 *          String to use to split a word greater than width long
 * @param delimInside
 *          wheter or not delim should be included in chunk before length reaches width.
 * 
 * @return String that has been word wrapped
 */
static public String wordWrap(String str, int width, String delim, String split, boolean delimInside) {
    int sz = str.length();

    // System.err.println( ">>>> inside: " + delimInside + " sz : " + sz );

    // / shift width up one. mainly as it makes the logic easier
    width++;

    // our best guess as to an initial size
    StringBuffer buffer = new StringBuffer(sz / width * delim.length() + sz);

    // every line might include a delim on the end
    // System.err.println( "width before: "+ width );
    if (delimInside) {
        width = width - delim.length();
    } else {
        width--;
    }
    // System.err.println( "width after: "+ width );

    int idx = -1;
    String substr = null;

    // beware: i is rolled-back inside the loop
    for (int i = 0; i < sz; i += width) {

        // on the last line
        if (i > sz - width) {
            buffer.append(str.substring(i));
            // System.err.print("LAST-LINE: "+str.substring(i));
            break;
        }

        // System.err.println("loop[i] is: "+i);
        // the current line
        substr = str.substring(i, i + width);
        // System.err.println( "substr: " + substr );

        // is the delim already on the line
        idx = substr.indexOf(delim);
        // System.err.println( "i: " + i + " idx : " + idx );
        if (idx != -1) {
            buffer.append(substr.substring(0, idx));
            // System.err.println("Substr: '"substr.substring(0,idx)+"'");
            buffer.append(delim);
            i -= width - idx - delim.length();

            // System.err.println("loop[i] is now: "+i);
            // System.err.println("ounfd-whitespace: '"+substr.charAt(idx+1)+"'.");
            // Erase a space after a delim. Is this too obscure?
            if (substr.length() > idx + 1) {
                if (substr.charAt(idx + 1) != '\n') {
                    if (Character.isWhitespace(substr.charAt(idx + 1))) {
                        i++;
                    }
                }
            }
            // System.err.println("i -= "+width+"-"+idx);
            continue;
        }

        idx = -1;

        // figure out where the last space is
        char[] chrs = substr.toCharArray();
        for (int j = width; j > 0; j--) {
            if (Character.isWhitespace(chrs[j - 1])) {
                idx = j;
                // System.err.println("Found whitespace: "+idx);
                break;
            }
        }

        // idx is the last whitespace on the line.
        // System.err.println("idx is "+idx);
        if (idx == -1) {
            for (int j = width; j > 0; j--) {
                if (chrs[j - 1] == '-') {
                    idx = j;
                    // System.err.println("Found Dash: "+idx);
                    break;
                }
            }
            if (idx == -1) {
                buffer.append(substr);
                buffer.append(delim);
                // System.err.print(substr);
                // System.err.print(delim);
            } else {
                if (idx != width) {
                    idx++;
                }
                buffer.append(substr.substring(0, idx));
                buffer.append(delim);
                // System.err.print(substr.substring(0,idx));
                // System.err.print(delim);
                i -= width - idx;
            }
        } else {
            /*
             * if(force) { if(idx == width-1) { buffer.append(substr); buffer.append(delim); } else { //
             * stick a split in. int splitsz = split.length();
             * buffer.append(substr.substring(0,width-splitsz)); buffer.append(split);
             * buffer.append(delim); i -= splitsz; } } else {
             */
            // insert spaces
            buffer.append(substr.substring(0, idx));
            buffer.append(StringUtils.repeat(" ", width - idx));
            // System.err.print(substr.substring(0,idx));
            // System.err.print(StringUtils.repeat(" ",width-idx));
            buffer.append(delim);
            // System.err.print(delim);
            // System.err.println("i -= "+width+"-"+idx);
            i -= width - idx;
            // }
        }
    }
    // System.err.println("\n*************");
    return buffer.toString();
}

From source file:org.apache.tajo.cli.tools.TajoAdmin.java

private void processList(Writer writer) throws ParseException, IOException, ServiceException, SQLException {

    List<BriefQueryInfo> queryList = tajoClient.getRunningQueryList();
    SimpleDateFormat df = new SimpleDateFormat(DATE_FORMAT);
    StringBuilder builder = new StringBuilder();

    /* print title */
    builder.append(StringUtils.rightPad("QueryId", 21));
    builder.append(StringUtils.rightPad("State", 20));
    builder.append(StringUtils.rightPad("StartTime", 20));
    builder.append(StringUtils.rightPad("Query", 30)).append("\n");

    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 20), 21));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 19), 20));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 19), 20));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 29), 30)).append("\n");
    writer.write(builder.toString());/*from   ww  w .j a va  2s  . co m*/

    builder = new StringBuilder();
    for (BriefQueryInfo queryInfo : queryList) {
        builder.append(StringUtils.rightPad(new QueryId(queryInfo.getQueryId()).toString(), 21));
        builder.append(StringUtils.rightPad(queryInfo.getState().name(), 20));
        builder.append(StringUtils.rightPad(df.format(queryInfo.getStartTime()), 20));
        builder.append(StringUtils.abbreviate(queryInfo.getQuery(), 30)).append("\n");
    }
    writer.write(builder.toString());
}

From source file:org.apache.tajo.client.TajoAdmin.java

private void processList(Writer writer) throws ParseException, IOException, ServiceException, SQLException {
    tajoClient = TajoHAClientUtil.getTajoClient(tajoConf, tajoClient);
    List<BriefQueryInfo> queryList = tajoClient.getRunningQueryList();
    SimpleDateFormat df = new SimpleDateFormat(DATE_FORMAT);
    StringBuilder builder = new StringBuilder();

    /* print title */
    builder.append(StringUtils.rightPad("QueryId", 21));
    builder.append(StringUtils.rightPad("State", 20));
    builder.append(StringUtils.rightPad("StartTime", 20));
    builder.append(StringUtils.rightPad("Query", 30)).append("\n");

    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 20), 21));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 19), 20));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 19), 20));
    builder.append(StringUtils.rightPad(StringUtils.repeat("-", 29), 30)).append("\n");
    writer.write(builder.toString());// w  ww.ja v  a2  s . c  om

    builder = new StringBuilder();
    for (BriefQueryInfo queryInfo : queryList) {
        builder.append(StringUtils.rightPad(new QueryId(queryInfo.getQueryId()).toString(), 21));
        builder.append(StringUtils.rightPad(queryInfo.getState().name(), 20));
        builder.append(StringUtils.rightPad(df.format(queryInfo.getStartTime()), 20));
        builder.append(StringUtils.abbreviate(queryInfo.getQuery(), 30)).append("\n");
    }
    writer.write(builder.toString());
}

From source file:org.apache.tajo.engine.query.exception.SQLParseError.java

private String getDetailedMessageWithLocation() {
    StringBuilder sb = new StringBuilder();
    int displayLimit = 80;
    String queryPrefix = "LINE " + line + ":" + charPositionInLine + " ";
    String prefixPadding = StringUtils.repeat(" ", queryPrefix.length());
    String locationString;// w w  w . java  2s  .  c  o  m

    int tokenLength = offendingToken.getStopIndex() - offendingToken.getStartIndex() + 1;
    if (tokenLength > 0) {
        locationString = StringUtils.repeat(" ", charPositionInLine) + StringUtils.repeat("^", tokenLength);
    } else {
        locationString = StringUtils.repeat(" ", charPositionInLine) + "^";
    }

    sb.append("ERROR: ").append(header).append("\n");
    sb.append(queryPrefix);

    if (errorLine.length() > displayLimit) {
        int padding = (displayLimit / 2);

        String ellipsis = " ... ";
        int startPos = locationString.length() - padding - 1;
        if (startPos <= 0) {
            startPos = 0;
            sb.append(errorLine.substring(startPos, displayLimit)).append(ellipsis).append("\n");
            sb.append(prefixPadding).append(locationString);
        } else if (errorLine.length() - (locationString.length() + padding) <= 0) {
            startPos = errorLine.length() - displayLimit - 1;
            sb.append(ellipsis).append(errorLine.substring(startPos)).append("\n");
            sb.append(prefixPadding).append(locationString.substring(startPos - ellipsis.length()));
        } else {
            sb.append(ellipsis).append(errorLine.substring(startPos, startPos + displayLimit)).append(ellipsis)
                    .append("\n");
            sb.append(prefixPadding).append(locationString.substring(startPos - ellipsis.length()));
        }
    } else {
        sb.append(errorLine).append("\n");
        sb.append(prefixPadding).append(locationString);
    }
    return sb.toString();
}

From source file:org.apache.tajo.parser.sql.SQLParseError.java

private String getDetailedMessageWithLocation() {
    StringBuilder sb = new StringBuilder();
    int displayLimit = 80;
    String queryPrefix = "LINE " + line + ":" + " ";
    String prefixPadding = StringUtils.repeat(" ", queryPrefix.length());
    String locationString;/*  w w  w  .  j  a  v a 2 s. c  o  m*/

    int tokenLength = offendingToken.getStopIndex() - offendingToken.getStartIndex() + 1;
    if (tokenLength > 0) {
        locationString = StringUtils.repeat(" ", charPositionInLine) + StringUtils.repeat("^", tokenLength);
    } else {
        locationString = StringUtils.repeat(" ", charPositionInLine) + "^";
    }

    sb.append("ERROR: ").append(header).append("\n");
    sb.append(queryPrefix);

    if (errorLine.length() > displayLimit) {
        int padding = (displayLimit / 2);

        String ellipsis = " ... ";
        int startPos = locationString.length() - padding - 1;
        if (startPos <= 0) {
            startPos = 0;
            sb.append(errorLine.substring(startPos, displayLimit)).append(ellipsis).append("\n");
            sb.append(prefixPadding).append(locationString);
        } else if (errorLine.length() - (locationString.length() + padding) <= 0) {
            startPos = errorLine.length() - displayLimit - 1;
            sb.append(ellipsis).append(errorLine.substring(startPos)).append("\n");
            sb.append(prefixPadding).append(StringUtils.repeat(" ", ellipsis.length()))
                    .append(locationString.substring(startPos));
        } else {
            sb.append(ellipsis).append(errorLine.substring(startPos, startPos + displayLimit)).append(ellipsis)
                    .append("\n");
            sb.append(prefixPadding).append(StringUtils.repeat(" ", ellipsis.length()))
                    .append(locationString.substring(startPos));
        }
    } else {
        sb.append(errorLine).append("\n");
        sb.append(prefixPadding).append(locationString);
    }
    return sb.toString();
}

From source file:org.apache.tez.runtime.library.common.sort.impl.dflt.TestDefaultSorter.java

@Test
@Ignore//w  w  w .  j  a v a 2s . c  o  m
/**
 * Disabling this, as this would need 2047 MB io.sort.mb for testing.
 * Provide > 2GB to JVM when running this test to avoid OOM in string generation.
 *
 * Set DefaultSorter.MAX_IO_SORT_MB = 2047 for running this.
 */
public void testSortLimitsWithLargeRecords() throws IOException {
    OutputContext context = createTezOutputContext();

    doReturn(2800 * 1024 * 1024l).when(context).getTotalMemoryAvailableToTask();

    //Setting IO_SORT_MB to 2047 MB
    conf.setInt(TezRuntimeConfiguration.TEZ_RUNTIME_IO_SORT_MB, 2047);
    context.requestInitialMemory(
            ExternalSorter.getInitialMemoryRequirement(conf, context.getTotalMemoryAvailableToTask()),
            new MemoryUpdateCallbackHandler());

    DefaultSorter sorter = new DefaultSorter(context, conf, 2, 2047 << 20);

    int i = 0;
    /**
     * If io.sort.mb is not capped to 1800, this would end up throwing
     * "java.lang.ArrayIndexOutOfBoundsException" after many spills.
     * Intentionally made it as infinite loop.
     */
    while (true) {
        Text key = new Text(i + "");
        //Generate random size between 1 MB to 100 MB.
        int valSize = ThreadLocalRandom.current().nextInt(1 * 1024 * 1024, 100 * 1024 * 1024);
        String val = StringInterner.weakIntern(StringUtils.repeat("v", valSize));
        sorter.write(key, new Text(val));
        i = (i + 1) % 10;
    }
}

From source file:org.apereo.portal.xml.stream.IndentingXMLEventWriter.java

/** Note that a document was ended. */
protected void afterEndDocument() {
    depth = 0;/*from  w  ww.j av  a 2  s .  c om*/
    final Set<StackState> state = scopeState.getFirst();
    if (state.contains(StackState.WROTE_MARKUP) && !state.contains(StackState.WROTE_DATA)) { // but not data
        try {
            final String indent = getLineSeparator() + StringUtils.repeat("  ", 0);
            final Characters indentEvent = xmlEventFactory.createCharacters(indent);
            wrappedWriter.add(indentEvent);
        } catch (Exception ignored) {
        }
    }
    scopeState.clear();
    scopeState.push(EnumSet.noneOf(StackState.class)); // start fresh
}

From source file:org.apereo.portal.xml.stream.IndentingXMLEventWriter.java

/**
 * Generate an indentation string for the specified depth and indent size
 *//*from  w ww . jav a2s . c o m*/
protected String getIndent(int depth, int size) {
    final int length = depth * size;
    String indent = indentCache.get(length);
    if (indent == null) {
        indent = getLineSeparator() + StringUtils.repeat(" ", length);
        indentCache.put(length, indent);
    }
    return indent;
}