Examples with RecordInputStream org.apache.poi.hssf.record.RecordInputStream used on opensource projects

Example 1 with RecordInputStream

use of org.apache.poi.hssf.record.RecordInputStream in project poi by apache.

the class BiffViewer method createRecords.

/**
     *  Create an array of records from an input stream
     *
     * @param is the InputStream from which the records will be obtained
     * @param ps the PrintWriter to output the record data
     * @param recListener the record listener to notify about read records
     * @param dumpInterpretedRecords if {@code true}, the read records will be written to the PrintWriter
     *
     * @return an array of Records created from the InputStream
     * @exception  org.apache.poi.util.RecordFormatException  on error processing the InputStream
     */
public static Record[] createRecords(InputStream is, PrintWriter ps, BiffRecordListener recListener, boolean dumpInterpretedRecords) throws org.apache.poi.util.RecordFormatException {
    List<Record> temp = new ArrayList<Record>();
    RecordInputStream recStream = new RecordInputStream(is);
    while (true) {
        boolean hasNext;
        try {
            hasNext = recStream.hasNextRecord();
        } catch (LeftoverDataException e) {
            logger.log(POILogger.ERROR, "Discarding " + recStream.remaining() + " bytes and continuing", e);
            recStream.readRemainder();
            hasNext = recStream.hasNextRecord();
        }
        if (!hasNext) {
            break;
        }
        recStream.nextRecord();
        if (recStream.getSid() == 0) {
            continue;
        }
        Record record;
        if (dumpInterpretedRecords) {
            record = createRecord(recStream);
            if (record.getSid() == ContinueRecord.sid) {
                continue;
            }
            temp.add(record);
            for (String header : recListener.getRecentHeaders()) {
                ps.println(header);
            }
            ps.print(record);
        } else {
            recStream.readRemainder();
        }
        ps.println();
    }
    Record[] result = new Record[temp.size()];
    temp.toArray(result);
    return result;
}

Example 2 with RecordInputStream

use of org.apache.poi.hssf.record.RecordInputStream in project poi by apache.

the class RecordLister method run.

public void run() throws IOException {
    NPOIFSFileSystem fs = new NPOIFSFileSystem(new File(file), true);
    try {
        InputStream din = BiffViewer.getPOIFSInputStream(fs);
        try {
            RecordInputStream rinp = new RecordInputStream(din);
            while (rinp.hasNextRecord()) {
                int sid = rinp.getNextSid();
                rinp.nextRecord();
                int size = rinp.available();
                Class<? extends Record> clz = RecordFactory.getRecordClass(sid);
                System.out.print(formatSID(sid) + " - " + formatSize(size) + " bytes");
                if (clz != null) {
                    System.out.print("  \t");
                    System.out.print(clz.getName().replace("org.apache.poi.hssf.record.", ""));
                }
                System.out.println();
                byte[] data = rinp.readRemainder();
                if (data.length > 0) {
                    System.out.print("   ");
                    System.out.println(formatData(data));
                }
            }
        } finally {
            din.close();
        }
    } finally {
        fs.close();
    }
}

Example 3 with RecordInputStream

use of org.apache.poi.hssf.record.RecordInputStream in project poi by apache.

the class TestViewFieldsRecord method testUnicodeFlag_bug46693.

public void testUnicodeFlag_bug46693() {
    byte[] data = HexRead.readFromString("01 00 01 00 01 00 04 00 05 00 00 6D 61 72 63 6F");
    RecordInputStream in = TestcaseRecordInputStream.create(ViewFieldsRecord.sid, data);
    ViewFieldsRecord rec = new ViewFieldsRecord(in);
    if (in.remaining() == 1) {
        throw new AssertionFailedError("Identified bug 46693b");
    }
    assertEquals(0, in.remaining());
    assertEquals(4 + data.length, rec.getRecordSize());
}

Example 4 with RecordInputStream

use of org.apache.poi.hssf.record.RecordInputStream in project poi by apache.

the class OldExcelExtractor method open.

private void open(InputStream biffStream) throws IOException {
    BufferedInputStream bis = (biffStream instanceof BufferedInputStream) ? (BufferedInputStream) biffStream : new BufferedInputStream(biffStream, 8);
    if (NPOIFSFileSystem.hasPOIFSHeader(bis)) {
        NPOIFSFileSystem poifs = new NPOIFSFileSystem(bis);
        try {
            open(poifs);
        } finally {
            poifs.close();
        }
    } else {
        ris = new RecordInputStream(bis);
        toClose = bis;
        prepare();
    }
}

Example 5 with RecordInputStream

use of org.apache.poi.hssf.record.RecordInputStream in project poi by apache.

the class TestSeriesTextRecord method testReserializeLongTitle.

public void testReserializeLongTitle() {
    // Hex dump from bug 45784 attachment 22560 streamOffset=0x0CD1
    byte[] data = HexRead.readFromString("00 00, " + "82 " + "01 " + "50 00 6C 00 61 00 73 00 6D 00 61 00 20 00 4C 00 " + "65 00 76 00 65 00 6C 00 73 00 20 00 6F 00 66 00 " + "20 00 4C 00 2D 00 30 00 30 00 30 00 31 00 31 00 " + "31 00 32 00 32 00 32 00 2D 00 33 00 33 00 33 00 " + "58 00 34 00 34 00 34 00 20 00 69 00 6E 00 20 00 " + "53 00 44 00 20 00 72 00 61 00 74 00 0A 00 50 00 " + "4F 00 20 00 33 00 2E 00 30 00 20 00 6D 00 67 00 " + "2F 00 6B 00 67 00 20 00 28 00 35 00 2E 00 30 00 " + "20 00 6D 00 4C 00 2F 00 6B 00 67 00 29 00 20 00 " + "69 00 6E 00 20 00 4D 00 65 00 74 00 68 00 6F 00 " + "63 00 65 00 6C 00 0A 00 49 00 56 00 20 00 30 00 " + "2E 00 35 00 20 00 6D 00 67 00 2F 00 6B 00 67 00 " + "20 00 28 00 31 00 2E 00 30 00 20 00 6D 00 4C 00 " + "2F 00 6B 00 67 00 29 00 20 00 69 00 6E 00 20 00 " + "36 00 30 00 25 00 20 00 50 00 45 00 47 00 20 00 " + "32 00 30 00 30 00 0A 00 46 00 20 00 3D 00 61 00 " + "62 00 63 00");
    RecordInputStream in = TestcaseRecordInputStream.create(SeriesTextRecord.sid, data);
    SeriesTextRecord str;
    try {
        str = new SeriesTextRecord(in);
    } catch (RecordFormatException e) {
        if (e.getCause() instanceof IllegalArgumentException) {
            // "Bad requested string length (-126)"
            throw new AssertionFailedError("Identified bug 45784a");
        }
        throw e;
    }
    if (str.getRecordSize() < 0) {
        throw new AssertionFailedError("Identified bug 45784b");
    }
    byte[] ser;
    try {
        ser = str.serialize();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    TestcaseRecordInputStream.confirmRecordEncoding(SeriesTextRecord.sid, data, ser);
}