Example usage for java.io ObjectOutput flush

Introduction

In this page you can find the example usage for java.io ObjectOutput flush.

Prototype

public void flush() throws IOException;

Source Link

Document

Flushes the stream.

Usage

From source file:Main.java

public static void saveObject(Context context, String fileName, Object obj) throws IOException {
    FileOutputStream fos = context.openFileOutput(fileName, Context.MODE_PRIVATE);
    ObjectOutput out = null;
    try {//from  w  ww  .  j  a  v a  2 s. c  o  m
        out = new ObjectOutputStream(fos);
        out.writeObject(obj);
        out.flush();
    } finally {
        out.close();
        fos.close();
    }

}

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From source file:com.bah.applefox.main.plugins.pageranking.utilities.PRtoFile.java

public static boolean writeToFile(String[] args) {
    String fileName = args[16];// ww w .  j  av  a 2s  . c o m
    File f = new File(fileName);
    try {
        f.createNewFile();
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(createMap(args));
        out.flush();
        out.close();
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
        return false;
    }

    return true;

}

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From source file:io.bitsquare.common.util.Utilities.java

public static byte[] serialize(Serializable object) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ObjectOutput out = null;
    byte[] result = null;
    try {//w w w .  ja v  a 2s . com
        out = new ObjectOutputStream(bos);
        out.writeObject(object);
        out.flush();
        result = bos.toByteArray().clone();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            if (out != null) {
                out.close();
            }
        } catch (IOException ignore) {
        }
        try {
            bos.close();
        } catch (IOException ignore) {
        }
    }
    return result;
}

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From source file:MemComboBoxDemo.java

public void save(String fName) {
    try {//from  w  ww . j a v a2 s  . c  o  m
        FileOutputStream fStream = new FileOutputStream(fName);
        ObjectOutput stream = new ObjectOutputStream(fStream);

        stream.writeObject(getModel());

        stream.flush();
        stream.close();
        fStream.close();
    } catch (Exception e) {
        System.err.println("Serialization error: " + e.toString());
    }
}

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From source file:com.mobicage.rogerthat.mfr.dal.Streamable.java

public String toBase64() {
    try {//  w  w w  .ja  v a2 s  .  c om
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        try {
            ZipOutputStream zip = new ZipOutputStream(bos);
            try {
                zip.setLevel(9);
                zip.putNextEntry(new ZipEntry("entry"));
                try {
                    ObjectOutput out = new ObjectOutputStream(zip);
                    try {
                        out.writeObject(this);
                    } finally {
                        out.flush();
                    }
                } finally {
                    zip.closeEntry();
                }
                zip.flush();
                return Base64.encodeBase64URLSafeString(bos.toByteArray());
            } finally {
                zip.close();
            }
        } finally {
            bos.close();
        }
    } catch (IOException e) {
        log.log((Level.SEVERE), "IO Error while serializing member", e);
        return null;
    }
}

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From source file:com.edsoft.teknosaproject.bean.TreeNodeBean.java

public void saveFile() {
    Path path = Paths.get("E:", "TREE", "hiyerari.txt");
    //Path path = Paths.get("E:", "Hiyerari", "hiyerari.txt");
    OutputStream stream;//  w  w w. ja  v a2  s  .  c o  m
    ObjectOutput object;
    try {
        stream = new FileOutputStream(path.toFile());
        object = new ObjectOutputStream(stream);
        object.writeObject(root);
        object.flush();
        object.close();
        stream.close();
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_INFO, "TAMMA", "Baarl"));
    } catch (IOException ex) {
        FacesContext.getCurrentInstance().addMessage(null,
                new FacesMessage(FacesMessage.SEVERITY_ERROR, "HATA", "Kayt srasnda hata oldu"));
    }
}

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From source file:com.bah.applefox.main.plugins.fulltextindex.FTAccumuloSampler.java

/**
 * Overridden method to create the sample
 *///  ww w  .  ja v a  2s . c om
public void createSample() {
    try {
        // HashMap to write the sample table to
        HashMap<String, Integer> output = new HashMap<String, Integer>();

        // Scan the data table
        Scanner scan = AccumuloUtils.connectRead(dataTable);

        Map<String, String> properties = new HashMap<String, String>();
        IteratorSetting cfg2 = new IteratorSetting(11, SamplerCreator.class, properties);
        scan.addScanIterator(cfg2);

        for (Entry<Key, Value> entry : scan) {
            try {
                // Write the data from the table to the sample table
                String row = entry.getKey().getRow().toString();
                // get rid of the timestamp at the end
                row = row.substring(0, row.lastIndexOf(" "));
                int value = output.containsKey(row) ? output.get(row) : 0;
                value += (Integer) IngestUtils.deserialize(entry.getValue().get());
                output.put(row, value);
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // get the total number of docs from the urls table
        Scanner scann = AccumuloUtils.connectRead(urlTable);

        IteratorSetting cfg3 = new IteratorSetting(11, TotalDocFinder.class, properties);
        scann.addScanIterator(cfg3);

        for (Entry<Key, Value> entry : scann) {
            try {
                output.put(entry.getKey().getRow().toString(),
                        (Integer) IngestUtils.deserialize(entry.getValue().get()));
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // Create the sample table file
        File f = new File(sampleFile);
        f.createNewFile();

        // use buffering
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(output);
        out.flush();
        out.close();
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    }
}

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From source file:com.bah.applefox.main.plugins.imageindex.ImageAccumuloSampler.java

/**
 * Overridden method to create the sample
 *//*w ww .j  a  v  a2s.  c  o m*/
public void createSample() {
    try {
        // HashMap to write the sample table to
        HashMap<String, Integer> output = new HashMap<String, Integer>();

        // Scan the data table
        Scanner scan = AccumuloUtils.connectRead(dataTable);

        Map<String, String> properties = new HashMap<String, String>();
        IteratorSetting cfg2 = new IteratorSetting(11, SamplerCreator.class, properties);
        scan.addScanIterator(cfg2);

        for (Entry<Key, Value> entry : scan) {
            try {
                // Write the data from the table to the sample table
                String row = entry.getKey().getRow().toString();
                int value = output.containsKey(row) ? output.get(row) : 0;
                value += 1;
                output.put(row, value);
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // get the total number of docs from the urls table
        Scanner scann = AccumuloUtils.connectRead(urlTable);

        IteratorSetting cfg3 = new IteratorSetting(11, TotalDocFinder.class, properties);
        scann.addScanIterator(cfg3);

        for (Entry<Key, Value> entry : scann) {
            try {
                output.put(entry.getKey().getRow().toString(),
                        (Integer) IngestUtils.deserialize(entry.getValue().get()));
            } catch (Exception e) {
                if (e.getMessage() != null) {
                    log.error(e.getMessage());
                } else {
                    log.error(e.getStackTrace());
                }
            }
        }

        // Create the sample table file
        System.out.println(output.size());
        System.out.println("sample file: " + sampleFile);
        File f = new File(sampleFile);
        f.createNewFile();

        // use buffering
        OutputStream file = new FileOutputStream(f);
        OutputStream buffer = new BufferedOutputStream(file);
        ObjectOutput out = new ObjectOutputStream(buffer);
        out.writeObject(output);
        out.flush();
        out.close();
    } catch (AccumuloException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (AccumuloSecurityException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (TableNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    }
}

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From source file:com.almende.eve.state.file.ConcurrentSerializableFileState.java

/**
 * write properties to disk./*from   ww  w  . j ava 2s . com*/
 * 
 * @throws IOException
 *             Signals that an I/O exception has occurred.
 */
private void write() throws IOException {
    if (channel != null) {
        channel.position(0);
    }
    final ObjectOutput out = new ObjectOutputStream(fos);
    out.writeObject(properties);
    out.flush();

    if (channel != null) {
        channel.truncate(channel.position());
    }
}

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From source file:info.magnolia.cms.core.version.VersionManager.java

/**
 * create version of the specified node and all child nodes based on the given <code>Rule</code>
 *
 * @param node to be versioned//  w  w w .j a  va2  s.  co  m
 * @param rule
 * @return newly created version node
 * @throws UnsupportedOperationException if repository implementation does not support Versions API
 * @throws javax.jcr.RepositoryException if any repository error occurs
 */
private Version createVersion(Content node, Rule rule)
        throws UnsupportedRepositoryOperationException, RepositoryException {
    if (VersionConfig.getMaxVersionIndex() < 1) {
        log.debug("Ignore create version, MaxVersionIndex < 1");
        log.debug("Returning root version of the source node");
        return node.getJCRNode().getVersionHistory().getRootVersion();
    }
    CopyUtil.getInstance().copyToversion(node, new RuleBasedContentFilter(rule));
    Content versionedNode = this.getVersionedNode(node);
    Content systemInfo = this.getSystemNode(versionedNode);
    // add serialized rule which was used to create this version
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        ObjectOutput objectOut = new ObjectOutputStream(out);
        objectOut.writeObject(rule);
        objectOut.flush();
        objectOut.close();
        NodeData nodeData;
        // PROPERTY_RULE is not a part of MetaData to allow versioning of node types which does NOT support MetaData
        if (!systemInfo.hasNodeData(PROPERTY_RULE))
            nodeData = systemInfo.createNodeData(PROPERTY_RULE);
        else
            nodeData = systemInfo.getNodeData(PROPERTY_RULE);
        nodeData.setValue(out.toString());
    } catch (IOException e) {
        throw new RepositoryException("Unable to add serialized Rule to the versioned content");
    }
    // temp fix, MgnlContext should always have user either logged-in or anonymous
    String userName = "";
    if (MgnlContext.getUser() != null)
        userName = MgnlContext.getUser().getName();
    // add all system properties for this version
    if (!systemInfo.hasNodeData(ContentVersion.VERSION_USER))
        systemInfo.createNodeData(ContentVersion.VERSION_USER).setValue(userName);
    else
        systemInfo.getNodeData(ContentVersion.VERSION_USER).setValue(userName);
    if (!systemInfo.hasNodeData(ContentVersion.NAME))
        systemInfo.createNodeData(ContentVersion.NAME).setValue(node.getName());
    else
        systemInfo.getNodeData(ContentVersion.NAME).setValue(node.getName());

    versionedNode.save();
    // add version
    Version newVersion = versionedNode.getJCRNode().checkin();
    versionedNode.getJCRNode().checkout();
    try {
        this.setMaxVersionHistory(versionedNode);
    } catch (RepositoryException re) {
        log.error("Failed to limit version history to the maximum configured", re);
        log.error("New version has already been created");
    }

    return newVersion;
}

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