Example usage for org.springframework.batch.item ReaderNotOpenException ReaderNotOpenException

List of usage examples for org.springframework.batch.item ReaderNotOpenException ReaderNotOpenException

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Introduction

In this page you can find the example usage for org.springframework.batch.item ReaderNotOpenException ReaderNotOpenException.

Prototype

public ReaderNotOpenException(String message)

Source Link

Document

Create a new ReaderNotOpenException based on a message.

Usage

From source file:org.hoteia.qalingo.app.crmsync.job.customer.CustomerItemReader.java

public CommonProcessIndicatorItemWrapper<Customer, Customer> read() throws DataAccessException {

    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }//from   w  w  w  .j a v  a2 s  .  c o  m

    Customer key = null;
    synchronized (lock) {
        if (keysIterator.hasNext()) {
            key = keysIterator.next();
        }
    }
    //      logger.debug("Retrieved key from list: " + key);

    if (key == null) {
        return null;
    }
    Customer result = null;
    //      try {
    //         result = xxxxDAO.getxxxById(xxxxId);
    //                
    //      } catch (Exception e) {
    //         logger.error("", e);
    //         throw new ReaderNotOpenException("Fail to load");
    //      }

    return new CommonProcessIndicatorItemWrapper<Customer, Customer>(key, result);
}

From source file:org.hoteia.qalingo.app.cmssync.job.cmscontent.CmsContentItemReader.java

public CommonProcessIndicatorItemWrapper<CmsContent, CmsContent> read() throws DataAccessException {

    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }/*from ww w .  jav a2  s. c o m*/

    CmsContent key = null;
    synchronized (lock) {
        if (keysIterator.hasNext()) {
            key = keysIterator.next();
        }
    }
    //      logger.debug("Retrieved key from list: " + key);

    if (key == null) {
        return null;
    }
    CmsContent result = null;
    //      try {
    //         result = xxxxDAO.getxxxById(xxxxId);
    //                
    //      } catch (Exception e) {
    //         logger.error("", e);
    //         throw new ReaderNotOpenException("Fail to load");
    //      }

    return new CommonProcessIndicatorItemWrapper<CmsContent, CmsContent>(key, result);
}

From source file:org.hoteia.qalingo.app.erpsync.job.stock.StockItemReader.java

public CommonProcessIndicatorItemWrapper<ProductSkuStock, ProductSkuStock> read() throws DataAccessException {

    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }/*  ww w.j  a va2  s .  c  o m*/

    ProductSkuStock key = null;
    synchronized (lock) {
        if (keysIterator.hasNext()) {
            key = keysIterator.next();
        }
    }
    //      logger.debug("Retrieved key from list: " + key);

    if (key == null) {
        return null;
    }
    ProductSkuStock result = null;
    //      try {
    //         result = xxxxDAO.getxxxxById(xxxxId);
    //                
    //      } catch (Exception e) {
    //         logger.error("", e);
    //         throw new ReaderNotOpenException("Fail to load");
    //      }

    return new CommonProcessIndicatorItemWrapper<ProductSkuStock, ProductSkuStock>(key, result);
}

From source file:org.hoteia.qalingo.app.business.job.email.AbstractEmailItemReader.java

public CommonProcessIndicatorItemWrapper<Long, Email> read() throws DataAccessException {

    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }//from www .jav  a2s  .  co m

    Long key = null;
    synchronized (lock) {
        if (keysIterator.hasNext()) {
            key = keysIterator.next();
        }
    }
    logger.debug("Retrieved key from list: " + key);

    if (key == null) {
        return null;
    }
    Email result = null;
    try {
        result = emailService.getEmailById(key);

    } catch (Exception e) {
        logger.error("Fail to load", e);
        throw new ReaderNotOpenException("Fail to load");
    }

    return new CommonProcessIndicatorItemWrapper<Long, Email>(key, result);
}

From source file:lcn.module.batch.web.guide.support.StagingItemReader.java

/**
 * BATCH_STAGING? value? ?//www  . j a v a 2  s.c  om
 * @return ProcessIndicatorItemWrapper : 
 */
public ProcessIndicatorItemWrapper<T> read() throws DataAccessException {

    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }

    Long id = null;
    synchronized (lock) {
        if (keys.hasNext()) {
            id = keys.next();
        }
    }
    logger.debug("Retrieved key from list: " + id);

    if (id == null) {
        return null;
    }
    @SuppressWarnings("unchecked")
    T result = (T) jdbcTemplate.queryForObject("SELECT VALUE FROM BATCH_STAGING WHERE ID=?",
            new ParameterizedRowMapper<Object>() {
                public Object mapRow(ResultSet rs, int rowNum) throws SQLException {
                    byte[] blob = rs.getBytes(1);
                    return SerializationUtils.deserialize(blob);
                }
            }, id);

    return new ProcessIndicatorItemWrapper<T>(id, result);

}

From source file:fr.acxio.tools.agia.alfresco.HibernateNodeReader.java

public ProcessIndicatorItemWrapper<Node> read() throws NodeDaoException {
    if (!initialized) {
        throw new ReaderNotOpenException("Reader must be open before it can be used.");
    }//from ww w.j a v  a 2 s  .  c  o  m

    Long id = null;
    synchronized (lock) {
        if (keys.hasNext()) {
            id = keys.next();
        }
    }
    if (LOGGER.isDebugEnabled()) {
        LOGGER.debug("Retrieved key from list: " + id);
    }

    if (id == null) {
        return null;
    }

    return new ProcessIndicatorItemWrapper<Node>(id, nodeDao.findById(id));
}

From source file:org.jasig.ssp.util.importer.job.csv.FlatFileItemReaderNewLine.java

/**
 * @return next line (skip comments).getCurrentResource
 */// w w  w .j a va2  s  .  c  o m
private String readLine() {

    if (reader == null) {
        throw new ReaderNotOpenException("Reader must be open before it can be read.");
    }

    String line = null;

    try {
        line = this.reader.readLine();
        if (line == null) {
            return null;
        }
        lineCount++;
        while (isComment(line)) {
            line = reader.readLine();
            if (line == null) {
                return null;
            }
            lineCount++;
        }

        while (isIncomplete(line)) {
            line = line + "\n" + reader.readLine();
        }

        line = applyRecordSeparatorPolicy(line);
    } catch (IOException e) {
        // Prevent IOException from recurring indefinitely
        // if client keeps catching and re-calling
        noInput = true;
        throw new NonTransientFlatFileException("Unable to read from resource: [" + resource + "]", e, line,
                lineCount);
    }
    return line;
}

From source file:org.springframework.batch.item.database.AbstractCursorItemReader.java

/**
 * Read next row and map it to item, verify cursor position if
 * {@link #setVerifyCursorPosition(boolean)} is true.
 *///  w  w w  .  j av  a2 s .c  o  m
@Override
protected T doRead() throws Exception {
    if (rs == null) {
        throw new ReaderNotOpenException("Reader must be open before it can be read.");
    }

    try {
        if (!rs.next()) {
            return null;
        }
        int currentRow = getCurrentItemCount();
        T item = readCursor(rs, currentRow);
        verifyCursorPosition(currentRow);
        return item;
    } catch (SQLException se) {
        throw getExceptionTranslator().translate("Attempt to process next row failed", getSql(), se);
    }
}

From source file:org.springframework.batch.item.file.FlatFileItemReader.java

/**
 * @return next line (skip comments).getCurrentResource
 *//*  www  . j a  v a 2  s. c  o  m*/
private String readLine() {

    if (reader == null) {
        throw new ReaderNotOpenException("Reader must be open before it can be read.");
    }

    String line = null;

    try {
        line = this.reader.readLine();
        if (line == null) {
            return null;
        }
        lineCount++;
        while (isComment(line)) {
            line = reader.readLine();
            if (line == null) {
                return null;
            }
            lineCount++;
        }

        line = applyRecordSeparatorPolicy(line);
    } catch (IOException e) {
        // Prevent IOException from recurring indefinitely
        // if client keeps catching and re-calling
        noInput = true;
        throw new NonTransientFlatFileException("Unable to read from resource: [" + resource + "]", e, line,
                lineCount);
    }
    return line;
}

From source file:org.springframework.batch.item.file.RegexFileItemReader.java

/**
 * @return next line (skip comments).getCurrentResource
 *//*from  www  .j  a  va  2  s.  c  om*/
private String readLine() {

    if (reader == null) {
        throw new ReaderNotOpenException("Reader must be open before it can be read.");
    }

    String line = null;

    try {

        while (1 == 1) {

            boolean readed = readBuffer();
            if (!readed) {
                return null;
            }

            String bufferString = String.valueOf(buffer);
            Matcher matcher = pattern.matcher(bufferString);
            boolean found = matcher.find(offsetLastEnd);
            if (found) {
                offsetLastStart = matcher.start();
                offsetLastEnd = matcher.end();
                line = bufferString.substring(offsetLastStart, offsetLastEnd);
                lineCount++;
                break;

            } else {

                readBufferNeeded = true;

                if (offsetLastEnd != 0) {
                    int restLen = currentBufferSize - offsetLastEnd;
                    // move to beggining of buffer chunk after last item found
                    copy(buffer, offsetLastEnd, currentBufferSize - offsetLastEnd, 0);
                    Arrays.fill(buffer, restLen, buffer.length, (char) 0);

                    // new buffer's length will contain this chunk
                    currentBufferSize = bufferSize + restLen;
                    offsetBuffer = restLen;
                    offsetLastEnd = 0;

                } else {
                    // if can't find any item in current buffer then read next block
                    // and add to first one (remove previous block if needed)
                    offsetBuffer = bufferSize;
                    if (currentBufferSize == bufferSize) {

                        // first block stays, read next one after first
                        // blocks: 1 -> 12
                        currentBufferSize = 2 * bufferSize;

                    } else {
                        // copy second block to beginning, make room to next one, forget first
                        // blocks: 12 -> 23
                        copy(buffer, bufferSize, bufferSize, 0);
                        offsetBuffer = bufferSize;
                        currentBufferSize = 2 * bufferSize;
                    }
                }
            }
        }

        if (line == null) {
            return null;
        }

    } catch (IOException e) {
        // Prevent IOException from recurring indefinitely
        // if client keeps catching and re-calling
        noInput = true;
        throw new NonTransientFlatFileException("Unable to read from resource: [" + resource + "]", e, line,
                lineCount);
    }
    return line;
}