コード例 #1
0
  private void testBlob(int length) throws Exception {
    Random r = new Random(length);
    byte[] data = new byte[length];
    r.nextBytes(data);
    Blob b = conn.createBlob();
    OutputStream out = b.setBinaryStream(1);
    out.write(data, 0, data.length);
    out.close();
    stat.execute("delete from test");

    PreparedStatement prep = conn.prepareStatement("insert into test values(?, ?)");
    prep.setInt(1, 1);
    prep.setBlob(2, b);
    prep.execute();

    prep.setInt(1, 2);
    b = conn.createBlob();
    b.setBytes(1, data);
    prep.setBlob(2, b);
    prep.execute();

    prep.setInt(1, 3);
    prep.setBlob(2, new ByteArrayInputStream(data));
    prep.execute();

    prep.setInt(1, 4);
    prep.setBlob(2, new ByteArrayInputStream(data), -1);
    prep.execute();

    ResultSet rs;
    rs = stat.executeQuery("select * from test");
    rs.next();
    Blob b2 = rs.getBlob(2);
    assertEquals(length, b2.length());
    byte[] bytes = b.getBytes(1, length);
    byte[] bytes2 = b2.getBytes(1, length);
    assertEquals(bytes, bytes2);
    rs.next();
    b2 = rs.getBlob(2);
    assertEquals(length, b2.length());
    bytes2 = b2.getBytes(1, length);
    assertEquals(bytes, bytes2);
    while (rs.next()) {
      bytes2 = rs.getBytes(2);
      assertEquals(bytes, bytes2);
    }
  }
コード例 #2
0
ファイル: NewFile.java プロジェクト: coleegideon/DDAssistant
  public void testConnection() throws SQLException, IOException, ClassNotFoundException {
    mysql();

    DDWell well = new DDWell();
    XStream stream = new XStream(new DomDriver());
    wellBlob = connection.createBlob();
    wellBlob.setBytes(0, new byte[well.toString().length()]);
    wellBlob.setBinaryStream(well.toString().length());
    // Writer clobWriter = wellClob.setCharacterStream(
    // Clob wellClob = connection.createClob();1);
    // clob clobWriter.write(stream.toXML(well));
    // DDWell well2 = (DDWell)stream.fromXML(clobWriter.setCharacterStream());
    // System.out.println(well2);
    String wellBlobString = wellBlob.toString();
    Blob wellBlob2 = new SerialBlob((SerialBlob) stream.fromXML(wellBlobString));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    // System.out.println(baos = wellBlob2);
    ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(wellBlob);
    statement.execute("INSERT INTO well(wellBlob) VALUES('" + oos + "')");
    byte[] employeeAsBytes = baos.toByteArray();
    // ByteArrayInputStream bais = new ByteArrayInputStream(employeeAsBytes);
    // pstmt.setBinaryStream(1, bais, employeeAsBytes.length);
    // pstmt.executeUpdate();
    // pstmt.close();
    ResultSet resultSet = statement.executeQuery("SELECT wellBlob FROM well WHERE ID = 6");
    resultSet.first();
    System.out.println(resultSet.getBlob(1).toString());
    while (resultSet.next()) {
      byte[] st = (byte[]) resultSet.getObject(1);
      ByteArrayInputStream baip = new ByteArrayInputStream(st);
      System.out.println("baip " + baip);
      ObjectInputStream ois = new ObjectInputStream(baip);
      System.out.println("ois " + ois);
      // well well2 = (DDWell) ois.readObject();
      System.out.println("4");
      // System.out.println("well " + well.toString() + " well2 " + well2.toString());
    }
  }
コード例 #3
0
 private void testConvertBlobPrepare() throws SQLException, MjdbcException {
   // when(conn.createBlob()).thenReturn(blob);
   when(MappingUtils.invokeFunction(conn, "createBlob", new Class[] {}, new Object[] {}))
       .thenReturn(blob);
   when(blob.setBinaryStream(1)).thenReturn(output);
 }
コード例 #4
0
  private void testUpdateDataType() throws Exception {
    Connection conn = getConnection();
    Statement stat = conn.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE);
    stat.execute(
        "CREATE TABLE TEST(ID INT PRIMARY KEY, NAME VARCHAR(255), "
            + "DEC DECIMAL(10,2), BOO BIT, BYE TINYINT, BIN BINARY(100), "
            + "D DATE, T TIME, TS TIMESTAMP, DB DOUBLE, R REAL, L BIGINT, "
            + "O_I INT, SH SMALLINT, CL CLOB, BL BLOB)");
    ResultSet rs = stat.executeQuery("SELECT * FROM TEST");
    ResultSetMetaData meta = rs.getMetaData();
    assertEquals("java.lang.Integer", meta.getColumnClassName(1));
    assertEquals("java.lang.String", meta.getColumnClassName(2));
    assertEquals("java.math.BigDecimal", meta.getColumnClassName(3));
    assertEquals("java.lang.Boolean", meta.getColumnClassName(4));
    assertEquals("java.lang.Byte", meta.getColumnClassName(5));
    assertEquals("[B", meta.getColumnClassName(6));
    assertEquals("java.sql.Date", meta.getColumnClassName(7));
    assertEquals("java.sql.Time", meta.getColumnClassName(8));
    assertEquals("java.sql.Timestamp", meta.getColumnClassName(9));
    assertEquals("java.lang.Double", meta.getColumnClassName(10));
    assertEquals("java.lang.Float", meta.getColumnClassName(11));
    assertEquals("java.lang.Long", meta.getColumnClassName(12));
    assertEquals("java.lang.Integer", meta.getColumnClassName(13));
    assertEquals("java.lang.Short", meta.getColumnClassName(14));
    assertEquals("java.sql.Clob", meta.getColumnClassName(15));
    assertEquals("java.sql.Blob", meta.getColumnClassName(16));
    rs.moveToInsertRow();
    rs.updateInt(1, 0);
    rs.updateNull(2);
    rs.updateNull("DEC");
    // 'not set' values are set to null
    assertThrows(ErrorCode.NO_DATA_AVAILABLE, rs).cancelRowUpdates();
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt(1, 1);
    rs.updateString(2, null);
    rs.updateBigDecimal(3, null);
    rs.updateBoolean(4, false);
    rs.updateByte(5, (byte) 0);
    rs.updateBytes(6, null);
    rs.updateDate(7, null);
    rs.updateTime(8, null);
    rs.updateTimestamp(9, null);
    rs.updateDouble(10, 0.0);
    rs.updateFloat(11, (float) 0.0);
    rs.updateLong(12, 0L);
    rs.updateObject(13, null);
    rs.updateShort(14, (short) 0);
    rs.updateCharacterStream(15, new StringReader("test"), 0);
    rs.updateBinaryStream(16, new ByteArrayInputStream(new byte[] {(byte) 0xff, 0x00}), 0);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 2);
    rs.updateString("NAME", "+");
    rs.updateBigDecimal("DEC", new BigDecimal("1.2"));
    rs.updateBoolean("BOO", true);
    rs.updateByte("BYE", (byte) 0xff);
    rs.updateBytes("BIN", new byte[] {0x00, (byte) 0xff});
    rs.updateDate("D", Date.valueOf("2005-09-21"));
    rs.updateTime("T", Time.valueOf("21:46:28"));
    rs.updateTimestamp("TS", Timestamp.valueOf("2005-09-21 21:47:09.567890123"));
    rs.updateDouble("DB", 1.725);
    rs.updateFloat("R", (float) 2.5);
    rs.updateLong("L", Long.MAX_VALUE);
    rs.updateObject("O_I", 10);
    rs.updateShort("SH", Short.MIN_VALUE);
    // auml, ouml, uuml
    rs.updateCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"), 0);
    rs.updateBinaryStream("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}), 0);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 3);
    rs.updateCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBinaryStream("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 4);
    rs.updateCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBinaryStream(16, new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 5);
    rs.updateClob("CL", new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBlob("BL", new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 6);
    rs.updateClob(15, new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBlob(16, new ByteArrayInputStream(new byte[] {(byte) 0xab, 0x12}));
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 7);
    rs.updateNClob("CL", new StringReader("\u00ef\u00f6\u00fc"));
    Blob b = conn.createBlob();
    OutputStream out = b.setBinaryStream(1);
    out.write(new byte[] {(byte) 0xab, 0x12});
    out.close();
    rs.updateBlob("BL", b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 8);
    rs.updateNClob(15, new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBlob(16, b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 9);
    rs.updateNClob("CL", new StringReader("\u00ef\u00f6\u00fc"), -1);
    rs.updateBlob("BL", b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 10);
    rs.updateNClob(15, new StringReader("\u00ef\u00f6\u00fc"), -1);
    rs.updateBlob(16, b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 11);
    rs.updateNCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"), -1);
    rs.updateBlob("BL", b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 12);
    rs.updateNCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"), -1);
    rs.updateBlob(16, b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 13);
    rs.updateNCharacterStream("CL", new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBlob("BL", b);
    rs.insertRow();

    rs.moveToInsertRow();
    rs.updateInt("ID", 14);
    rs.updateNCharacterStream(15, new StringReader("\u00ef\u00f6\u00fc"));
    rs.updateBlob(16, b);
    rs.insertRow();

    rs = stat.executeQuery("SELECT * FROM TEST ORDER BY ID NULLS FIRST");
    rs.next();
    assertTrue(rs.getInt(1) == 0);
    assertTrue(rs.getString(2) == null && rs.wasNull());
    assertTrue(rs.getBigDecimal(3) == null && rs.wasNull());
    assertTrue(!rs.getBoolean(4) && rs.wasNull());
    assertTrue(rs.getByte(5) == 0 && rs.wasNull());
    assertTrue(rs.getBytes(6) == null && rs.wasNull());
    assertTrue(rs.getDate(7) == null && rs.wasNull());
    assertTrue(rs.getTime(8) == null && rs.wasNull());
    assertTrue(rs.getTimestamp(9) == null && rs.wasNull());
    assertTrue(rs.getDouble(10) == 0.0 && rs.wasNull());
    assertTrue(rs.getFloat(11) == 0.0 && rs.wasNull());
    assertTrue(rs.getLong(12) == 0 && rs.wasNull());
    assertTrue(rs.getObject(13) == null && rs.wasNull());
    assertTrue(rs.getShort(14) == 0 && rs.wasNull());
    assertTrue(rs.getCharacterStream(15) == null && rs.wasNull());
    assertTrue(rs.getBinaryStream(16) == null && rs.wasNull());

    rs.next();
    assertTrue(rs.getInt(1) == 1);
    assertTrue(rs.getString(2) == null && rs.wasNull());
    assertTrue(rs.getBigDecimal(3) == null && rs.wasNull());
    assertTrue(!rs.getBoolean(4) && !rs.wasNull());
    assertTrue(rs.getByte(5) == 0 && !rs.wasNull());
    assertTrue(rs.getBytes(6) == null && rs.wasNull());
    assertTrue(rs.getDate(7) == null && rs.wasNull());
    assertTrue(rs.getTime(8) == null && rs.wasNull());
    assertTrue(rs.getTimestamp(9) == null && rs.wasNull());
    assertTrue(rs.getDouble(10) == 0.0 && !rs.wasNull());
    assertTrue(rs.getFloat(11) == 0.0 && !rs.wasNull());
    assertTrue(rs.getLong(12) == 0 && !rs.wasNull());
    assertTrue(rs.getObject(13) == null && rs.wasNull());
    assertTrue(rs.getShort(14) == 0 && !rs.wasNull());
    assertEquals("test", rs.getString(15));
    assertEquals(new byte[] {(byte) 0xff, 0x00}, rs.getBytes(16));

    rs.next();
    assertTrue(rs.getInt(1) == 2);
    assertEquals("+", rs.getString(2));
    assertEquals("1.20", rs.getBigDecimal(3).toString());
    assertTrue(rs.getBoolean(4));
    assertTrue((rs.getByte(5) & 0xff) == 0xff);
    assertEquals(new byte[] {0x00, (byte) 0xff}, rs.getBytes(6));
    assertEquals("2005-09-21", rs.getDate(7).toString());
    assertEquals("21:46:28", rs.getTime(8).toString());
    assertEquals("2005-09-21 21:47:09.567890123", rs.getTimestamp(9).toString());
    assertTrue(rs.getDouble(10) == 1.725);
    assertTrue(rs.getFloat(11) == (float) 2.5);
    assertTrue(rs.getLong(12) == Long.MAX_VALUE);
    assertEquals(10, ((Integer) rs.getObject(13)).intValue());
    assertTrue(rs.getShort(14) == Short.MIN_VALUE);
    // auml ouml uuml
    assertEquals("\u00ef\u00f6\u00fc", rs.getString(15));
    assertEquals(new byte[] {(byte) 0xab, 0x12}, rs.getBytes(16));

    for (int i = 3; i <= 14; i++) {
      rs.next();
      assertEquals(i, rs.getInt(1));
      assertEquals("\u00ef\u00f6\u00fc", rs.getString(15));
      assertEquals(new byte[] {(byte) 0xab, 0x12}, rs.getBytes(16));
    }
    assertFalse(rs.next());

    stat.execute("DROP TABLE TEST");
    conn.close();
  }