Examples with IOException java.io.IOException used on opensource projects

Example 81 with IOException

use of java.io.IOException in project camel by apache.

the class HBaseHelper method toBytes.

public static byte[] toBytes(Object obj) {
    if (obj instanceof byte[]) {
        return (byte[]) obj;
    } else if (obj instanceof Byte) {
        return Bytes.toBytes((Byte) obj);
    } else if (obj instanceof Short) {
        return Bytes.toBytes((Short) obj);
    } else if (obj instanceof Integer) {
        return Bytes.toBytes((Integer) obj);
    } else if (obj instanceof Long) {
        return Bytes.toBytes((Long) obj);
    } else if (obj instanceof Double) {
        return Bytes.toBytes((Double) obj);
    } else if (obj instanceof String) {
        return Bytes.toBytes((String) obj);
    } else {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ObjectOutputStream oos = null;
        try {
            oos = new ObjectOutputStream(baos);
            oos.writeObject(obj);
            return baos.toByteArray();
        } catch (IOException e) {
            LOG.warn("Error while serializing object. Null will be used.", e);
            return null;
        } finally {
            IOHelper.close(oos);
            IOHelper.close(baos);
        }
    }
}

Example 82 with IOException

use of java.io.IOException in project camel by apache.

the class HdfsProducer method doProcess.

void doProcess(Exchange exchange) throws Exception {
    Object body = exchange.getIn().getBody();
    Object key = exchange.getIn().getHeader(HdfsHeader.KEY.name());
    // if an explicit filename is specified, close any existing stream and append the filename to the hdfsPath
    if (exchange.getIn().getHeader(Exchange.FILE_NAME) != null) {
        if (ostream != null) {
            IOHelper.close(ostream, "output stream", log);
        }
        StringBuilder actualPath = getHdfsPathUsingFileNameHeader(exchange);
        ostream = HdfsOutputStream.createOutputStream(actualPath.toString(), config);
    } else if (ostream == null) {
        // must have ostream
        ostream = setupHdfs(false);
    }
    boolean split = false;
    List<SplitStrategy> strategies = config.getSplitStrategies();
    for (SplitStrategy splitStrategy : strategies) {
        split |= splitStrategy.getType().split(ostream, splitStrategy.value, this);
    }
    if (split) {
        if (ostream != null) {
            IOHelper.close(ostream, "output stream", log);
        }
        StringBuilder actualPath = newFileName();
        ostream = HdfsOutputStream.createOutputStream(actualPath.toString(), config);
    }
    String path = ostream.getActualPath();
    log.trace("Writing body to hdfs-file {}", path);
    ostream.append(key, body, exchange.getContext().getTypeConverter());
    idle.set(false);
    // close if we do not have idle checker task to do this for us
    boolean close = scheduler == null;
    // but user may have a header to explict control the close
    Boolean closeHeader = exchange.getIn().getHeader(HdfsConstants.HDFS_CLOSE, Boolean.class);
    if (closeHeader != null) {
        close = closeHeader;
    }
    // if no idle checker then we need to explicit close the stream after usage
    if (close) {
        try {
            HdfsProducer.this.log.trace("Closing stream");
            ostream.close();
            ostream = null;
        } catch (IOException e) {
        // ignore
        }
    }
    log.debug("Wrote body to hdfs-file {}", path);
}

Example 83 with IOException

use of java.io.IOException in project camel by apache.

the class HdfsProducer method doProcess.

void doProcess(Exchange exchange) throws Exception {
    Object body = exchange.getIn().getBody();
    Object key = exchange.getIn().getHeader(HdfsHeader.KEY.name());
    // if an explicit filename is specified, close any existing stream and append the filename to the hdfsPath
    if (exchange.getIn().getHeader(Exchange.FILE_NAME) != null) {
        if (ostream != null) {
            IOHelper.close(ostream, "output stream", log);
        }
        StringBuilder actualPath = getHdfsPathUsingFileNameHeader(exchange);
        ostream = HdfsOutputStream.createOutputStream(actualPath.toString(), config);
    } else if (ostream == null) {
        // must have ostream
        ostream = setupHdfs(false);
    }
    boolean split = false;
    List<SplitStrategy> strategies = config.getSplitStrategies();
    for (SplitStrategy splitStrategy : strategies) {
        split |= splitStrategy.getType().split(ostream, splitStrategy.value, this);
    }
    if (split) {
        if (ostream != null) {
            IOHelper.close(ostream, "output stream", log);
        }
        StringBuilder actualPath = newFileName();
        ostream = HdfsOutputStream.createOutputStream(actualPath.toString(), config);
    }
    String path = ostream.getActualPath();
    log.trace("Writing body to hdfs-file {}", path);
    ostream.append(key, body, exchange.getContext().getTypeConverter());
    idle.set(false);
    // close if we do not have idle checker task to do this for us
    boolean close = scheduler == null;
    // but user may have a header to explict control the close
    Boolean closeHeader = exchange.getIn().getHeader(HdfsConstants.HDFS_CLOSE, Boolean.class);
    if (closeHeader != null) {
        close = closeHeader;
    }
    // if no idle checker then we need to explicit close the stream after usage
    if (close) {
        try {
            HdfsProducer.this.log.trace("Closing stream");
            ostream.close();
            ostream = null;
        } catch (IOException e) {
        // ignore
        }
    }
    log.debug("Wrote body to hdfs-file {}", path);
}

Example 84 with IOException

use of java.io.IOException in project camel by apache.

the class HessianDataFormat method unmarshal.

@Override
public Object unmarshal(final Exchange exchange, final InputStream inputStream) throws Exception {
    final Hessian2Input in = new Hessian2Input(inputStream);
    try {
        in.startMessage();
        final Object obj = in.readObject();
        in.completeMessage();
        return obj;
    } finally {
        try {
            in.close();
        } catch (IOException e) {
        // ignore
        }
    }
}

Example 85 with IOException

use of java.io.IOException in project camel by apache.

the class HttpProducer method doExtractResponseBodyAsStream.

private static InputStream doExtractResponseBodyAsStream(InputStream is, Exchange exchange) throws IOException {
    // As httpclient is using a AutoCloseInputStream, it will be closed when the connection is closed
    // we need to cache the stream for it.
    CachedOutputStream cos = null;
    try {
        // This CachedOutputStream will not be closed when the exchange is onCompletion
        cos = new CachedOutputStream(exchange, false);
        IOHelper.copy(is, cos);
        // When the InputStream is closed, the CachedOutputStream will be closed
        return cos.getWrappedInputStream();
    } catch (IOException ex) {
        // try to close the CachedOutputStream when we get the IOException
        try {
            cos.close();
        } catch (IOException ignore) {
        //do nothing here
        }
        throw ex;
    } finally {
        IOHelper.close(is, "Extracting response body", LOG);
    }
}