Example usage for java.lang StringBuilder deleteCharAt

Introduction

In this page you can find the example usage for java.lang StringBuilder deleteCharAt.

Prototype

@Override
public StringBuilder deleteCharAt(int index) 

Source Link

Usage

From source file:com.viadee.acceptancetests.roo.addon.AcceptanceTestsOperations.java

private String methodNameFromStory(String story) {
    String[] words = story.split(" ");
    StringBuilder methodName = new StringBuilder();
    methodName.append(Character.toLowerCase(words[0].charAt(0)));
    for (String word : words) {
        methodName.append(Character.toUpperCase(word.charAt(0)));
        methodName.append(word.substring(1));
    }//from  w ww.j av a 2s . co m
    methodName.deleteCharAt(1);
    return methodName.toString();
}

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From source file:name.chenyuelin.aopAdvisor.DebugLoggerAdvisor.java

@Override
public void before(Method method, Object[] args, Object target) throws Throwable {
    if (LOG.isDebugEnabled()) {
        Log log = getLog(target);/*from ww  w  .  j  a va  2  s . c  o  m*/

        if (log != null && log.isDebugEnabled()) {
            StringBuilder debugMessage = new StringBuilder(50);
            debugMessage.append(method.getName()).append(" start.\nParameters:\n");
            for (Object arg : args) {
                Class<?> argClass = arg.getClass();
                debugMessage.append(argClass.getSimpleName()).append(":").append(arg).append("\n");
            }
            if (debugMessage.length() > 0) {
                debugMessage.deleteCharAt(debugMessage.length() - 1);
            }
            log.debug(debugMessage);
        }

    }
}

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From source file:com.taobao.tddl.common.sync.RowBasedReplicationExecutor.java

private static SqlArgs buildSlaveUpdateSql(RowBasedReplicationContext context, Map<String, Object> masterRow,
        SlaveInfo slave) {//from ww  w .j a  v  a  2  s .  c o m
    StringBuilder sql = new StringBuilder("update ").append(slave.getName()).append(" set ");
    List<Object> args = new ArrayList<Object>();
    List<String> argnames = new ArrayList<String>();

    String[] cols = slave.getColumns();
    Collection<String> colomnNames = cols != null && cols.length != 0 ? Arrays.asList(cols)
            : masterRow.keySet();

    for (String columnName : colomnNames) {
        sql.append(columnName).append("=? ,");
        args.add(slave.changeToDefaultOnNull(columnName, masterRow.get(columnName)));
        argnames.add(columnName);
    }
    sql.deleteCharAt(sql.length() - 1);

    sql.append(" where ").append(context.getPrimaryKeyColumn()).append(" = ?");
    args.add(masterRow.get(context.getPrimaryKeyColumn()));
    argnames.add(context.getPrimaryKeyColumn());

    if (slave.getDatabaseShardColumn() != null
            && !slave.getDatabaseShardColumn().equalsIgnoreCase(context.getPrimaryKeyColumn())) {
        sql.append(" and ").append(slave.getDatabaseShardColumn()).append(" = ?");
        args.add(masterRow.get(slave.getDatabaseShardColumn()));
        argnames.add(slave.getDatabaseShardColumn());
    }

    if (slave.getTableShardColumn() != null
            && !slave.getTableShardColumn().equalsIgnoreCase(context.getPrimaryKeyColumn())
            && !slave.getTableShardColumn().equalsIgnoreCase(slave.getDatabaseShardColumn())) {
        sql.append(" and ").append(slave.getTableShardColumn()).append(" = ?");
        args.add(masterRow.get(slave.getTableShardColumn()));
        argnames.add(slave.getTableShardColumn());
    }

    if (!slave.isNoSyncVersion()) {
        switch (slave.getDbType()) {
        case MYSQL:
            sql.append(" and ifnull(");
            break;
        case ORACLE:
            sql.append(" and nvl(");
            break;
        default:
            throw new RuntimeException("dbType");
        }
        sql.append(SyncConstants.SYNC_VERSION_COLUMN_NAME).append(", ?)").append(" < ?");
        args.add(SyncConstants.SYNC_VERSION_DEFAULT_VALUE);
        argnames.add(SyncConstants.SYNC_VERSION_COLUMN_NAME);
        args.add(masterRow.get(SyncConstants.SYNC_VERSION_COLUMN_NAME));
        argnames.add(SyncConstants.SYNC_VERSION_COLUMN_NAME);
    }

    return new SqlArgs(sql.toString(), args, argnames);
}

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From source file:net.duckling.falcon.api.orm.DAOUtils.java

private String format(StringBuilder sb) {
    if (sb.indexOf(",") > 0) {
        sb.deleteCharAt(sb.lastIndexOf(","));
    }//w ww  .  j  a v a  2s. c  o  m
    return sb.toString();
}

---

From source file:com.mnt.base.util.HttpUtil.java

public static String processGetRequest2Text(String url, Map<String, Object> parameters,
        Map<String, String> headerValue) {

    HttpURLConnection connection = null;

    StringBuilder sb = new StringBuilder(url);

    if (!CommonUtil.isEmpty(parameters)) {
        if (url.contains("?")) {
            sb.append("&");
        } else {/*from w ww  .j  a  va 2  s  .co  m*/
            sb.append("?");
        }

        Object value = null;
        for (String key : parameters.keySet()) {
            value = parameters.get(key);

            if (value instanceof Collection<?> || value instanceof Map<?, ?>) {
                try {
                    value = JSONTool.convertObjectToJson(value);
                } catch (Exception e) {
                    log.error("error while convert object to json, " + value);
                    value = null;
                }
            }

            if (value != null) {
                try {// encode the parameters
                    sb.append(URLEncoder.encode(key, "utf8")).append("=")
                            .append(URLEncoder.encode(value.toString(), "utf8"));
                } catch (UnsupportedEncodingException e) {
                    // skip it
                }
                sb.append("&");
            }
        }

        sb.deleteCharAt(sb.length() - 1);
    }

    try {
        connection = (HttpURLConnection) new URL(sb.toString()).openConnection();
    } catch (IOException e) {
        log.error("Error while process http get request.", e);
    }

    if (connection != null) {
        try {
            connection.setRequestMethod("GET");
        } catch (ProtocolException e) {
            log.error("should not happen to get error while set the request method as GET.", e);
        }

        setTimeout(connection);

        if (!CommonUtil.isEmpty(headerValue)) {
            for (String key : headerValue.keySet()) {
                connection.setRequestProperty(key, headerValue.get(key));
            }
        }

        String resultStr = null;

        try {
            connection.connect();

            resultStr = readData(connection.getInputStream());
        } catch (IOException e) {
            log.error("fail to connect to url: " + sb, e);
        } finally {
            connection.disconnect();
        }

        return resultStr;
    }

    return null;
}

---

From source file:com.ewcms.component.online.service.OnlineService.java

private String childrenJSON(List<Working> workings) {
    if (workings.isEmpty()) {
        return "[]";
    }/*from   w w w  .  j av a  2s . c om*/

    StringBuilder builder = new StringBuilder();

    builder.append("[");
    for (Working working : workings) {
        builder.append("{");
        builder.append("\"id\":").append(working.getId()).append(",");
        builder.append("\"name\":\"").append(working.getName()).append("\"");
        builder.append("},");
    }
    builder.deleteCharAt(builder.length() - 1);
    builder.append("]");

    return builder.toString();
}

---

From source file:org.apache.spark.streaming.amqp.JavaAMQPBrokerStreamSuite.java

@Test
public void testAMQPReceiveMapBody() {

    Function converter = new JavaAMQPJsonFunction();

    Map<Object, Object> map = new HashMap<>();
    map.put("field_a", "a string");
    map.put("field_b", 1);

    JavaReceiverInputDStream<String> receiveStream = AMQPUtils.createStream(this.jssc,
            this.amqpTestUtils.host(), this.amqpTestUtils.port(), this.address, converter,
            StorageLevel.MEMORY_ONLY());

    JavaDStream<String> mapStream = receiveStream.map(jsonMsg -> {

        ObjectMapper mapper = new ObjectMapper();

        List<String> listFinal = new ArrayList<>();

        // get an itarator on all fields of "section" that is actually a map
        Iterator<Entry<String, JsonNode>> iterator = mapper.readTree(jsonMsg).get("body").get("section")
                .fields();//from  w  ww  .  j ava2s .  c  o m
        while (iterator.hasNext()) {
            Entry<String, JsonNode> entry = iterator.next();
            listFinal.add(entry.getKey() + "=" + entry.getValue().asText());
        }

        return StringUtils.join(listFinal, ',');
    });

    List<String> receivedMessage = new ArrayList<>();
    mapStream.foreachRDD(rdd -> {
        if (!rdd.isEmpty()) {
            receivedMessage.add(rdd.first());
        }
    });

    jssc.start();

    this.amqpTestUtils.sendComplexMessage(address, map);

    try {
        Thread.sleep(5000);
    } catch (InterruptedException e) {
        e.printStackTrace();
    }

    StringBuilder sbuilder = new StringBuilder();
    for (Entry<Object, Object> entry : map.entrySet()) {
        sbuilder.append(entry.getKey() + "=" + entry.getValue() + ",");
    }
    sbuilder.deleteCharAt(sbuilder.length() - 1);

    assert (receivedMessage.get(0).equals(sbuilder.toString()));

    jssc.stop();
}

---

From source file:com.msopentech.odatajclient.engine.uri.AbstractURIBuilder.java

@Override
public URIBuilder appendKeySegment(final Map<String, Object> segmentValues) {
    if (!getConfiguration().isKeyAsSegment()) {
        final StringBuilder keyBuilder = new StringBuilder().append('(');
        for (Map.Entry<String, Object> entry : segmentValues.entrySet()) {
            keyBuilder.append(entry.getKey()).append('=').append(URIUtils.escape(entry.getValue()));
            keyBuilder.append(',');
        }//from w  w  w. j  ava2 s  .c  o  m
        keyBuilder.deleteCharAt(keyBuilder.length() - 1).append(')');

        segments.add(new URIBuilder.Segment(SegmentType.KEY, keyBuilder.toString()));
    }

    return this;
}

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From source file:fr.ribesg.bukkit.api.chat.Chat.java

private static void appendItemDisplay(final StringBuilder builder, final ItemMeta meta) {
    builder.append("display{");
    if (meta.hasDisplayName()) {
        builder.append("Name:");
        builder.append(Chat.escapeString(meta.getDisplayName()));
        builder.append(',');
    }/*  w w w  .  j a va 2s.  c  o  m*/
    if (meta.hasLore()) {
        builder.append("Lore:[");
        final Iterator<String> it = meta.getLore().iterator();
        while (it.hasNext()) {
            builder.append(Chat.escapeString(it.next()));
            if (it.hasNext()) {
                builder.append(',');
            }
        }
        builder.append("],");
    }
    if (meta instanceof LeatherArmorMeta) {
        final LeatherArmorMeta leatherArmorMeta = (LeatherArmorMeta) meta;
        builder.append("color:").append(leatherArmorMeta.getColor().asRGB());
    }
    if (builder.charAt(builder.length() - 1) == ',') {
        builder.deleteCharAt(builder.length() - 1);
    }
    builder.append("},");
}

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From source file:com.github.jillesvangurp.urlbuilder.UrlBuilder.java

/**
 * @return URL as a String. Note, you can also use toString.
 *//* ww w .  ja  v a  2  s . c  om*/
public String build() {
    StringBuilder result = new StringBuilder(url);
    if (params.size() > 0) {
        result.append('?');

        for (Entry<String, String> entry : params) {
            String value = entry.getValue();
            result.append(entry.getKey() + '=' + value);
            result.append('&');
        }
        result.deleteCharAt(result.length() - 1); // remove trailing &
    }
    return result.toString();
}

---

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