Example usage for java.io BufferedWriter newLine

List of usage examples for java.io BufferedWriter newLine

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. BufferedWriter
  6. newLine

Introduction

In this page you can find the example usage for java.io BufferedWriter newLine.

Prototype

public void newLine() throws IOException

Source Link

Document

Writes a line separator.

Usage

From source file:net.stuxcrystal.simpledev.configuration.parser.generators.xml.CommentAwareDumper.java

/**
 * Dumps a comment./*from  ww  w.  ja  v a  2s  . c o m*/
 *
 * @param writer  The writer to write the comment into.
 * @param node    The node that should be used.
 * @param indent  The indent of the nodes.
 * @throws java.io.IOException If an I/O-Operation fails.
 */
private void dumpComment(BufferedWriter writer, Node<?> node, int indent) throws IOException {
    String[] comment = node.getComments();

    for (String line : comment) {
        this.writeIndent(writer, indent);
        if (!(line == null || line.isEmpty())) {
            writer.write("<!-- ");
            writer.write(line);
            writer.write(" -->");
        }

        writer.newLine();
    }
}

From source file:com.trackplus.ddl.DataReader.java

private static int getBlobTableData(BufferedWriter writer, Connection connection) throws DDLException {
    try {//from   w  ww  . ja va2s .c om
        Statement st = connection.createStatement();
        ResultSet rs = st.executeQuery("SELECT * FROM TBLOB");
        int idx = 0;
        while (rs.next()) {
            StringBuilder line = new StringBuilder();

            //OBJECTID
            String value = rs.getString("OBJECTID");
            line.append(value).append(",");

            //BLOBVALUE
            Blob blobValue = rs.getBlob("BLOBVALUE");
            if (blobValue != null) {
                String str = new String(Base64.encodeBase64(blobValue.getBytes(1l, (int) blobValue.length())));
                if (str.length() == 0) {
                    str = " ";
                }
                line.append(str);
            } else {
                line.append("null");
            }
            line.append(",");

            //TPUUID
            value = rs.getString("TPUUID");
            line.append(value);
            writer.write(line.toString());
            writer.newLine();
            idx++;
        }
        rs.close();
        return idx;
    } catch (SQLException ex) {
        throw new DDLException(ex.getMessage(), ex);
    } catch (IOException ex) {
        throw new DDLException(ex.getMessage(), ex);
    }
}

From source file:de.syss.MifareClassicTool.Common.java

/**
 * Write an array of strings (each field is one line) to a given file.
 * @param file The file to write to./*from ww  w . java2s.c  o  m*/
 * @param lines The lines to save.
 * @param append Append to file (instead of replacing its content).
 * @return True if file writing was successful. False otherwise.
 */
public static boolean saveFile(File file, String[] lines, boolean append) {
    boolean noError = true;
    if (file != null && lines != null && isExternalStorageMounted()) {
        BufferedWriter bw = null;
        try {
            bw = new BufferedWriter(new FileWriter(file, append));
            // Add new line before appending.
            if (append) {
                bw.newLine();
            }
            int i;
            for (i = 0; i < lines.length - 1; i++) {
                bw.write(lines[i]);
                bw.newLine();
            }
            bw.write(lines[i]);
        } catch (IOException e) {
            Log.e(LOG_TAG, "Error while writing to '" + file.getName() + "' file.", e);
            noError = false;

        } finally {
            if (bw != null) {
                try {
                    bw.close();
                } catch (IOException e) {
                    Log.e(LOG_TAG, "Error while closing file.", e);
                    noError = false;
                }
            }
        }
    } else {
        noError = false;
    }
    return noError;
}

From source file:com.cloudera.kitten.lua.AsapLuaContainerLaunchParameters.java

private String writeExecutionScript(List<String> cmds) throws IOException {
    UUID id = UUID.randomUUID();
    String ret = "script_" + id + ".sh";
    File fout = new File("/tmp/" + ret);
    FileOutputStream fos = new FileOutputStream(fout);

    BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));

    bw.write("#!/bin/bash");
    bw.newLine();
    for (String c : cmds) {
        bw.write(c);//from  ww w.j a  va  2  s .  c o  m
        bw.newLine();
    }
    bw.close();
    fout.setExecutable(true);
    return ret;
}

From source file:com.cloudera.sqoop.manager.DirectPostgresqlManager.java

/** Write the COPY command to a temp file.
  * @return the filename we wrote to./*w ww .j a v  a  2s. c om*/
  */
private String writeCopyCommand(String command) throws IOException {
    String tmpDir = options.getTempDir();
    File tempFile = File.createTempFile("tmp-", ".sql", new File(tmpDir));
    BufferedWriter w = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(tempFile)));
    w.write(command);
    w.newLine();
    w.close();
    return tempFile.toString();
}

From source file:edu.uci.ics.jung.io.PajekNetWriter.java

/**
 * Writes <code>graph</code> to <code>w</code>.  Labels for vertices may
 * be supplied by <code>vs</code> (defaults to no labels if null), 
 * edge weights may be specified by <code>nev</code>
 * (defaults to weights of 1.0 if null), 
 * and vertex locations may be specified by <code>vld</code> (defaults
 * to no locations if null). //from   w ww . jav  a  2  s . co m
 */
public void save(Graph<V, E> graph, Writer w, Transformer<V, String> vs, Transformer<E, Number> nev,
        Transformer<V, Point2D> vld) throws IOException {
    /*
     * TODO: Changes we might want to make:
     * - optionally writing out in list form
     */

    BufferedWriter writer = new BufferedWriter(w);
    if (nev == null)
        nev = new Transformer<E, Number>() {
            public Number transform(E e) {
                return 1;
            }
        };
    writer.write("*Vertices " + graph.getVertexCount());
    writer.newLine();

    List<V> id = new ArrayList<V>(graph.getVertices());//Indexer.getIndexer(graph);
    for (V currentVertex : graph.getVertices()) {
        // convert from 0-based to 1-based index
        int v_id = id.indexOf(currentVertex) + 1;
        writer.write("" + v_id);
        if (vs != null) {
            String label = vs.transform(currentVertex);
            if (label != null)
                writer.write(" \"" + label + "\"");
        }
        if (vld != null) {
            Point2D location = vld.transform(currentVertex);
            if (location != null)
                writer.write(" " + location.getX() + " " + location.getY() + " 0.0");
        }
        writer.newLine();
    }

    Collection<E> d_set = new HashSet<E>();
    Collection<E> u_set = new HashSet<E>();

    boolean directed = graph instanceof DirectedGraph;

    boolean undirected = graph instanceof UndirectedGraph;

    // if it's strictly one or the other, no need to create extra sets
    if (directed)
        d_set.addAll(graph.getEdges());
    if (undirected)
        u_set.addAll(graph.getEdges());
    if (!directed && !undirected) // mixed-mode graph
    {
        u_set.addAll(graph.getEdges());
        d_set.addAll(graph.getEdges());
        for (E e : graph.getEdges()) {
            if (graph.getEdgeType(e) == EdgeType.UNDIRECTED) {
                d_set.remove(e);
            } else {
                u_set.remove(e);
            }
        }
    }

    // write out directed edges
    if (!d_set.isEmpty()) {
        writer.write("*Arcs");
        writer.newLine();
    }
    for (E e : d_set) {
        int source_id = id.indexOf(graph.getEndpoints(e).getFirst()) + 1;
        int target_id = id.indexOf(graph.getEndpoints(e).getSecond()) + 1;
        float weight = nev.transform(e).floatValue();
        writer.write(source_id + " " + target_id + " " + weight);
        writer.newLine();
    }

    // write out undirected edges
    if (!u_set.isEmpty()) {
        writer.write("*Edges");
        writer.newLine();
    }
    for (E e : u_set) {
        Pair<V> endpoints = graph.getEndpoints(e);
        int v1_id = id.indexOf(endpoints.getFirst()) + 1;
        int v2_id = id.indexOf(endpoints.getSecond()) + 1;
        float weight = nev.transform(e).floatValue();
        writer.write(v1_id + " " + v2_id + " " + weight);
        writer.newLine();
    }
    writer.close();
}

From source file:io.hops.transaction.context.TransactionsStats.java

private EntityContextStat.StatsAggregator dump(BufferedWriter writer, TransactionStat transactionStat)
        throws IOException {

    if (transactionStat.ignoredException != null) {
        writer.write(transactionStat.ignoredException.toString());
        writer.newLine();
        writer.newLine();// w  ww . j  a v  a2 s.c  o m
    }

    EntityContextStat.StatsAggregator txAggStat = new EntityContextStat.StatsAggregator();
    for (EntityContextStat contextStat : transactionStat.stats) {
        writer.write(contextStat.toString());
        txAggStat.update(contextStat.getStatsAggregator());
    }

    writer.write(txAggStat.toCSFString("Tx."));
    writer.newLine();
    return txAggStat;
}

From source file:de.micromata.genome.util.runtime.config.LocalSettingsWriter.java

protected void writeEntryKeyValue(BufferedWriter writer, String key, String value) throws IOException {
    String enkey = PropertiesReadWriter.saveConvert(key, true, true, true);
    String envalue;//w w  w. j  av  a  2s .  c o  m
    if (value == null) {
        envalue = "";
    } else {
        envalue = PropertiesReadWriter.saveConvert(value, false, true, false);
    }
    writer.write(enkey + "=" + envalue);
    writer.newLine();
}

From source file:CSVWriter.java

/**
 * Writes a table model to csv formatted file
 * //from  w  w w  . j a v a 2 s  .c om
 * @param file
 *            file to create
 * @param model
 *            model to write
 * @throws IOException
 */
public void write(File file, CSVTableModel model, char separator) throws IOException {
    /* create file */
    FileWriter fw = new FileWriter(file);
    BufferedWriter bw = new BufferedWriter(fw);

    String value;

    /* write columns */
    if (model.areColumnsVisible()) {
        for (int column = 0; column < model.getColumnCount(); column++) {
            value = encodeValue(model.getColumnName(column), separator);
            bw.write(value);
            if (column < model.getColumnCount() - 1) {
                bw.write(separator);
            } else {
                bw.newLine();
            }
        }
    }

    /* write data */
    for (int row = 0; row < model.getRowCount(); row++) {
        for (int column = 0; column < model.getColumnCount(); column++) {
            value = encodeValue(model.getValueAt(row, column), separator);
            bw.write(value);
            if (column < model.getColumnCount() - 1) {
                bw.write(separator);
            } else {
                bw.newLine();
            }
        }
    }

    /* close file */
    bw.close();
}

From source file:cl.b9.socialNetwork.jung.SNPajekNetWriter.java

/**
 * Writes <code>graph</code> to <code>w</code>.  Labels for vertices may
 * be supplied by <code>vs</code> (defaults to no labels if null), 
 * edge weights may be specified by <code>nev</code>
 * (defaults to weights of 1.0 if null), 
 * and vertex locations may be specified by <code>vld</code> (defaults
 * to no locations if null). //from ww w . j  a  v  a2 s. c  om
 */
@SuppressWarnings("unchecked")
public void save(Graph<V, E> graph, Writer w, Transformer<V, String> vs, Transformer<E, Number> nev,
        Transformer<V, Point2D> vld, Transformer<V, String> shape) throws IOException {
    /*
     * TODO: Changes we might want to make:
     * - optionally writing out in list form
     */

    BufferedWriter writer = new BufferedWriter(w);
    if (nev == null)
        nev = new Transformer<E, Number>() {
            public Number transform(E e) {
                return 1;
            }
        };
    writer.write("*Vertices " + graph.getVertexCount());
    writer.newLine();

    List<V> id = new ArrayList<V>(graph.getVertices());//Indexer.getIndexer(graph);
    for (V currentVertex : graph.getVertices()) {
        // convert from 0-based to 1-based index
        int v_id = id.indexOf(currentVertex) + 1;
        writer.write("" + v_id);
        if (vs != null) {
            String label = vs.transform(currentVertex);
            if (label != null)
                writer.write(" \"" + label + "\"");
        }
        if (vld != null) {
            Point2D location = vld.transform(currentVertex);
            if (location != null)
                writer.write(" " + location.getX() + " " + location.getY());
        }
        if (shape != null) {
            writer.write(" " + shape.transform(currentVertex) + " x_fact 1");
        }
        writer.newLine();
    }

    Collection<E> d_set = new HashSet<E>();
    Collection<E> u_set = new HashSet<E>();

    boolean directed = graph instanceof DirectedGraph;

    boolean undirected = graph instanceof UndirectedGraph;

    // if it's strictly one or the other, no need to create extra sets
    if (directed)
        d_set.addAll(graph.getEdges());
    if (undirected)
        u_set.addAll(graph.getEdges());
    if (!directed && !undirected) // mixed-mode graph
    {
        u_set.addAll(graph.getEdges());
        d_set.addAll(graph.getEdges());
        for (E e : graph.getEdges()) {
            if (graph.getEdgeType(e) == EdgeType.UNDIRECTED) {
                d_set.remove(e);
            } else {
                u_set.remove(e);
            }
        }
    }

    // write out directed edges
    if (!d_set.isEmpty()) {
        writer.write("*Arcs");
        writer.newLine();
    }
    for (E e : d_set) {
        int source_id = id.indexOf(graph.getEndpoints(e).getFirst()) + 1;
        int target_id = id.indexOf(graph.getEndpoints(e).getSecond()) + 1;
        //            float weight = nev.get(e).floatValue();
        float weight = nev.transform(e).floatValue();
        writer.write(source_id + " " + target_id + " " + weight);
        writer.newLine();
    }

    // write out undirected edges
    if (!u_set.isEmpty()) {
        writer.write("*Edges");
        writer.newLine();
    }
    for (E e : u_set) {
        Pair<V> endpoints = graph.getEndpoints(e);
        int v1_id = id.indexOf(endpoints.getFirst()) + 1;
        int v2_id = id.indexOf(endpoints.getSecond()) + 1;
        //            float weight = nev.get(e).floatValue();
        float weight = nev.transform(e).floatValue();
        writer.write(v1_id + " " + v2_id + " " + weight);
        writer.newLine();
    }
    writer.close();
}