Example usage for java.io ByteArrayOutputStream close

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream close.

Prototype

public void close() throws IOException 

Source Link

Document

Closing a ByteArrayOutputStream has no effect.

Usage

From source file:com.mirth.connect.connectors.jms.JmsMessageUtils.java

public static Object getObjectForMessage(Message source) throws JMSException {
    Object result = null;/*from ww w  .java2 s .c om*/
    try {
        if (source instanceof ObjectMessage) {
            result = ((ObjectMessage) source).getObject();
        } else if (source instanceof MapMessage) {
            Hashtable map = new Hashtable();
            MapMessage m = (MapMessage) source;

            for (Enumeration e = m.getMapNames(); e.hasMoreElements();) {
                String name = (String) e.nextElement();
                Object obj = m.getObject(name);
                map.put(name, obj);
            }

            result = map;
        } else if (source instanceof javax.jms.BytesMessage) {

            javax.jms.BytesMessage bm = (javax.jms.BytesMessage) source;
            java.io.ByteArrayOutputStream baos = new java.io.ByteArrayOutputStream();

            byte[] buffer = new byte[1024 * 4];
            int len = 0;
            bm.reset();
            while ((len = bm.readBytes(buffer)) != -1) {
                baos.write(buffer, 0, len);
            }
            baos.flush();
            result = baos.toByteArray();
            baos.close();
            if (result != null) {
                if (logger.isDebugEnabled())
                    logger.debug("JMSToObject: extracted " + ((byte[]) result).length
                            + " bytes from JMS BytesMessage");
            }
        } else if (source instanceof TextMessage) {
            result = ((TextMessage) source).getText();

        } else if (source instanceof BytesMessage) {
            byte[] bytes = getBytesFromMessage(source);
            return CompressionHelper.uncompressByteArray(bytes);
        } else if (source instanceof StreamMessage) {

            StreamMessage sm = (javax.jms.StreamMessage) source;

            result = new java.util.Vector();
            try {
                Object obj = null;
                while ((obj = sm.readObject()) != null) {
                    ((java.util.Vector) result).addElement(obj);
                }
            } catch (MessageEOFException eof) {
            } catch (Exception e) {
                throw new JMSException("Failed to extract information from JMS Stream Message: " + e);
            }
        } else {
            result = source;
        }
    } catch (Exception e) {
        throw new JMSException("Failed to transform message: " + e.getMessage());
    }
    return result;
}

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From source file:Main.java

public static String getAssetString(Context ct, String name) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buf = new byte[1024];
    int ch = -1;//from   w  w w.j a  va2s.c  o  m
    byte[] byteData = null;
    InputStream is = null;
    try {
        is = ct.getAssets().open(name);
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    // Read the entire asset into a local byte buffer.  
    try {
        while ((ch = is.read(buf)) != -1) {
            baos.write(buf, 0, ch);//
        }
        byteData = baos.toByteArray();
        baos.close();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    String data = null;
    try {
        data = new String(byteData, "UTF-8");
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return data;
}

---

From source file:cn.sharesdk.analysis.net.NetworkHelper.java

public static String Base64Gzip(String str) {
    ByteArrayInputStream bais = new ByteArrayInputStream(str.getBytes());
    ByteArrayOutputStream baos = new ByteArrayOutputStream();

    String result = null;/*from  w  w  w.  jav a2  s .co  m*/
    // gzip
    GZIPOutputStream gos;
    try {
        gos = new GZIPOutputStream(baos);
        int count;
        byte data[] = new byte[1024];
        while ((count = bais.read(data, 0, 1024)) != -1) {
            gos.write(data, 0, count);
        }
        gos.finish();
        gos.close();

        byte[] output = baos.toByteArray();
        baos.flush();
        baos.close();
        bais.close();

        result = Base64.encodeToString(output, Base64.NO_WRAP);

    } catch (IOException e) {
        e.printStackTrace();
        Ln.e("NetworkHelper", "Base64Gzip == >>", e);
    }

    //Ln.i("after base64gizp", result);
    return result;
}

---

From source file:net.sf.ehcache.distribution.PayloadUtil.java

/**
 * The fastest Ungzip implementation. See PageInfoTest in ehcache-constructs.
 * A high performance implementation, although not as fast as gunzip3.
 * gunzips 100000 of ungzipped content in 9ms on the reference machine.
 * It does not use a fixed size buffer and is therefore suitable for arbitrary
 * length arrays.//from   w  w  w .ja  v  a2s. c o  m
 *
 * @param gzipped
 * @return a plain, uncompressed byte[]
 */
public static byte[] ungzip(final byte[] gzipped) {
    byte[] ungzipped = new byte[0];
    try {
        final GZIPInputStream inputStream = new GZIPInputStream(new ByteArrayInputStream(gzipped));
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(gzipped.length);
        final byte[] buffer = new byte[PayloadUtil.MTU];
        int bytesRead = 0;
        while (bytesRead != -1) {
            bytesRead = inputStream.read(buffer, 0, PayloadUtil.MTU);
            if (bytesRead != -1) {
                byteArrayOutputStream.write(buffer, 0, bytesRead);
            }
        }
        ungzipped = byteArrayOutputStream.toByteArray();
        inputStream.close();
        byteArrayOutputStream.close();
    } catch (IOException e) {
        LOG.fatal("Could not ungzip. Heartbeat will not be working. " + e.getMessage());
    }
    return ungzipped;
}

---

From source file:com.ebay.erl.mobius.util.SerializableUtil.java

public final static String serializeToBase64(Serializable obj) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutputStream oos = null;
    try {//  w ww .  ja  va2  s  .  c  o m
        oos = new ObjectOutputStream(bos);
        oos.writeObject(obj);
        oos.flush();
        oos.close();

        String result = new String(Base64.encodeBase64(bos.toByteArray()), "UTF-8");
        return result;
    } catch (NotSerializableException e) {
        throw new IllegalArgumentException("Cannot serialize " + obj.getClass().getCanonicalName(), e);
    } finally {
        try {
            bos.close();
        } catch (Throwable e) {
            e = null;
        }

        try {
            if (oos != null)
                oos.close();
        } catch (Throwable e) {
            e = null;
        }
    }
}

---

From source file:com.runwaysdk.controller.ErrorUtility.java

private static String decompress(String message) {
    try {/*from www  .ja  v  a2s. c om*/
        byte[] bytes = Base64.decode(message);

        ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
        BufferedInputStream bufis = new BufferedInputStream(new GZIPInputStream(bis));
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        byte[] buf = new byte[1024];
        int len;
        while ((len = bufis.read(buf)) > 0) {
            bos.write(buf, 0, len);
        }
        String retval = bos.toString();
        bis.close();
        bufis.close();
        bos.close();
        return retval;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

---

From source file:Main.java

public static byte[] readFile(File file) throws IOException {
    if (!file.exists()) {
        throw new IOException("not crete file=" + file.getAbsolutePath());
    }/*  w w w  . ja v  a2 s  .com*/
    FileInputStream fileInputStream = null;
    ByteArrayOutputStream byteArrayOutputStream = null;
    try {
        fileInputStream = new FileInputStream(file);
        byteArrayOutputStream = new ByteArrayOutputStream(64);
        int length = 0;
        byte[] buffer = new byte[1024];
        while ((length = fileInputStream.read(buffer)) != -1) {
            byteArrayOutputStream.write(buffer, 0, length);
        }
        return byteArrayOutputStream.toByteArray();
    } finally {
        if (fileInputStream != null) {
            fileInputStream.close();
        }
        if (byteArrayOutputStream != null) {
            byteArrayOutputStream.close();
        }
    }
}

---

From source file:XMLUtils.java

public static String toString(Source source, Properties props) throws TransformerException, IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    StreamResult sr = new StreamResult(bos);
    Transformer trans = newTransformer();
    if (props == null) {
        props = new Properties();
        props.put(OutputKeys.OMIT_XML_DECLARATION, "yes");
    }//from  w  w w  . j  av a  2s. c o m
    trans.setOutputProperties(props);
    trans.transform(source, sr);
    bos.close();
    return bos.toString();
}

---

From source file:edu.stanford.junction.addon.JSONObjWrapper.java

private static String decompressString(String str) {
    byte[] compressedData = Base64.decode(str);
    // Create the decompressor and give it the data to compress 
    Inflater decompressor = new Inflater();
    decompressor.setInput(compressedData);
    // Create an expandable byte array to hold the decompressed data 
    ByteArrayOutputStream bos = new ByteArrayOutputStream(compressedData.length);
    // Decompress the data 
    byte[] buf = new byte[1024];
    while (!decompressor.finished()) {
        try {/*from  w ww .  j a  va2 s .  c  om*/
            int count = decompressor.inflate(buf);
            bos.write(buf, 0, count);
        } catch (DataFormatException e) {
        }
    }

    try {
        bos.close();
    } catch (IOException e) {
    }

    // Get the decompressed data 
    byte[] decompressedData = bos.toByteArray();
    try {
        return new String(decompressedData, "UTF-8");
    } catch (UnsupportedEncodingException e) {
        return new String(decompressedData);
    }
}

---

From source file:com.qualogy.qafe.bind.core.application.io.ResourceMerger.java

@SuppressWarnings("unchecked")
public static ApplicationMapping merge(Class mergeableClassName, List<ApplicationMapping> concreteMappings,
        List<FileLocation> fileLocations, String appName, String root, boolean autoScanRoot,
        boolean recursiveScan, boolean validating) {

    logger.log(Level.FINE, "Start merging application mappings for application [{0}]", appName);

    ApplicationMapping applicationMapping = null;

    //boolean to see whether a concrete and/or location is/are set
    boolean noMappings = ((concreteMappings == null || concreteMappings.isEmpty())
            && (fileLocations == null || fileLocations.isEmpty()));

    ByteArrayInputStream in = null;
    try {//w w  w . jav a 2 s. c om

        if (concreteMappings != null) {
            for (ApplicationMapping mapping : concreteMappings) {
                if (applicationMapping != null)
                    throw new LoadFailedException(appName,
                            "loading two application-mappings through application-context without resource is not yet supported");
                if ((fileLocations == null || fileLocations.isEmpty())) {
                    applicationMapping = mapping;
                } else {
                    ByteArrayOutputStream out = null;
                    try {
                        out = new ByteArrayOutputStream();
                        new Writer().write(mapping, out, false);
                        byte[] bytes = out.toByteArray();
                        in = new ByteArrayInputStream(bytes);
                    } finally {
                        if (out != null)
                            try {
                                out.close();
                            } catch (IOException e) {
                                logger.log(Level.SEVERE,
                                        "Error occured while closing outputstream for application: " + appName,
                                        e);
                            }
                    }
                }
            }
        }

        if (noMappings || fileLocations != null) {
            List<URI> filePaths = new ArrayList<URI>();
            if (noMappings && autoScanRoot) {
                logger.warning("No application-mapping found for context, using root [" + root
                        + "] to scan for application-mapping (since auto-scan-root is set to true)");
                filePaths.add(new FileLocation(root, "").toURI());
            } else if (noMappings && !autoScanRoot) {
                throw new LoadFailedException(appName,
                        "No application-mapping found and auto-scan is false (default), cannot startup without application-mapping");
            } else if (fileLocations != null) {
                for (FileLocation location : fileLocations) {
                    location.setRoot(root);
                    URI path = location.toURI();
                    if (path == null)
                        throw new BindException(
                                "No file found at mapping file location [" + location.toString() + "]");
                    filePaths.add(path);
                }
            }

            logger.info("Start reading application mappings for application [" + appName + "] from ["
                    + filePaths + "]");

            try {
                applicationMapping = (ApplicationMapping) new Reader(ApplicationMapping.class).read(in,
                        filePaths, root, recursiveScan);
            } catch (RuntimeException e) {
                String message = e != null ? e.getMessage() : null;
                throw new LoadFailedException(appName, message, e);
            }

            logger.info("Finished reading application mappings for application [" + appName + "]");
        }
    } finally {
        try {
            if (in != null)
                in.close();
        } catch (IOException e) {
            logger.log(Level.SEVERE, "Error occured while closing inputstream", e);
        }
    }

    return applicationMapping;
}

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