List of usage examples for javax.sql.rowset.serial SerialClob SerialClob
public SerialClob(Clob clob) throws SerialException, SQLException
SerialClob object that is a serialized version of the given Clob object. From source file:com.adaptris.core.services.jdbc.types.ClobColumnTranslatorTest.java
@Test public void testClobToString() throws Exception { Clob clob = new SerialClob("SomeData".toCharArray()); JdbcResultRow row = new JdbcResultRow(); row.setFieldValue("testField", clob, Types.CLOB); String translated = translator.translate(row, 0); assertEquals("SomeData", translated); }
From source file:com.adaptris.core.services.jdbc.types.ClobColumnTranslatorTest.java
@Test public void testClobToStringColumnName() throws Exception { Clob clob = new SerialClob("SomeData".toCharArray()); JdbcResultRow row = new JdbcResultRow(); row.setFieldValue("testField", clob, Types.CLOB); String translated = translator.translate(row, "testField"); assertEquals("SomeData", translated); }
From source file:lasige.steeldb.jdbc.BFTRowSet.java
/** * Sets the designated column in either the current row or the insert * row of this <code>CachedRowSetImpl</code> object with the given * <code>double</code> value. * * This method updates a column value in either the current row or * the insert row of this rowset, but it does not update the * database. If the cursor is on a row in the rowset, the * method {@link #updateRow} must be called to update the database. * If the cursor is on the insert row, the method {@link #insertRow} * must be called, which will insert the new row into both this rowset * and the database. Both of these methods must be called before the * cursor moves to another row.//from ww w.ja va 2 s . co m * * @param columnIndex the first column is <code>1</code>, the second * is <code>2</code>, and so on; must be <code>1</code> or larger * and equal to or less than the number of columns in this rowset * @param c the new column <code>Clob</code> value * @throws SQLException if (1) the given column index is out of bounds, * (2) the cursor is not on one of this rowset's rows or its * insert row, or (3) this rowset is * <code>ResultSet.CONCUR_READ_ONLY</code> */ public void updateClob(int columnIndex, Clob c) throws SQLException { // sanity check. checkIndex(columnIndex); // make sure the cursor is on a valid row checkCursor(); // SerialClob will help in getting the byte array and storing it. // We need to be checking DatabaseMetaData.locatorsUpdatorCopy() // or through RowSetMetaData.locatorsUpdatorCopy() if (dbmslocatorsUpdateCopy) { getCurrentRow().setColumnObject(columnIndex, new SerialClob(c)); } else { throw new SQLException(resBundle.handleGetObject("cachedrowsetimpl.opnotsupp").toString()); } }
From source file:org.batoo.jpa.jdbc.AbstractColumn.java
/** * {@inheritDoc}//from w ww . j av a 2 s. c om * */ @Override public Object convertValue(Connection connection, final Object value) { if (value == null) { return null; } if (this.temporalType != null) { switch (this.temporalType) { case DATE: if (value instanceof java.sql.Date) { return value; } if (value instanceof Date) { return new java.sql.Date(((Date) value).getTime()); } return new java.sql.Date(((Calendar) value).getTimeInMillis()); case TIME: if (value instanceof java.sql.Time) { return value; } if (value instanceof Date) { return new java.sql.Time(((Date) value).getTime()); } return new java.sql.Time(((Calendar) value).getTimeInMillis()); case TIMESTAMP: if (value instanceof java.sql.Timestamp) { return value; } if (value instanceof Date) { return new java.sql.Timestamp(((Date) value).getTime()); } return new java.sql.Timestamp(((Calendar) value).getTimeInMillis()); } } if (this.numberType != null) { return ReflectHelper.convertNumber((Number) value, this.numberType); } if (this.enumType != null) { final Enum<?> enumValue = (Enum<?>) value; if (this.enumType == EnumType.ORDINAL) { return enumValue.ordinal(); } return enumValue.name(); } if (this.lob) { try { if (this.javaType == String.class) { return new SerialClob(((String) value).toCharArray()); } else if (this.javaType == char[].class) { return new SerialClob((char[]) value); } else if (this.javaType == byte[].class) { return new SerialBlob((byte[]) value); } else { final ByteArrayOutputStream os = new ByteArrayOutputStream(); final ObjectOutputStream oos = new ObjectOutputStream(os); try { oos.writeObject(value); } finally { oos.close(); } return new SerialBlob(os.toByteArray()); } } catch (final Exception e) { throw new PersistenceException("Cannot set parameter", e); } } else { return value; } }
From source file:org.batoo.jpa.jdbc.ValueConverter.java
/** * convert java objects to jdbc friendly * //w w w . j ava2 s. c o m * @param value * jdbc raw value * @param javaType * type of value * @param temporalType * temporal type * @param enumType * enum type * @param lob * is Lob * @return jdbc friendly value * @since 2.0.1 */ public static Object toJdbc(Object value, Class<?> javaType, TemporalType temporalType, EnumType enumType, boolean lob) { if (value == null) { return null; } if (temporalType != null) { switch (temporalType) { case DATE: if (value instanceof java.sql.Date) { return value; } if (value instanceof Date) { return new java.sql.Date(((Date) value).getTime()); } return new java.sql.Date(((Calendar) value).getTimeInMillis()); case TIME: if (value instanceof java.sql.Time) { return value; } if (value instanceof Date) { return new java.sql.Time(((Date) value).getTime()); } return new java.sql.Time(((Calendar) value).getTimeInMillis()); case TIMESTAMP: if (value instanceof java.sql.Timestamp) { return value; } if (value instanceof Date) { return new java.sql.Timestamp(((Date) value).getTime()); } return new java.sql.Timestamp(((Calendar) value).getTimeInMillis()); } } if (Number.class.isAssignableFrom(javaType)) { return ReflectHelper.convertNumber((Number) value, javaType); } if (enumType != null) { final Enum<?> enumValue = (Enum<?>) value; if (enumType == EnumType.ORDINAL) { return enumValue.ordinal(); } return enumValue.name(); } if (lob) { try { if (javaType == String.class) { return new SerialClob(((String) value).toCharArray()); } else if (javaType == char[].class) { return new SerialClob((char[]) value); } else if (javaType == byte[].class) { return new SerialBlob((byte[]) value); } else { final ByteArrayOutputStream os = new ByteArrayOutputStream(); final ObjectOutputStream oos = new ObjectOutputStream(os); try { oos.writeObject(value); } finally { oos.close(); } return new SerialBlob(os.toByteArray()); } } catch (final Exception e) { throw new PersistenceException("Cannot set parameter", e); } } else { return value; } }
From source file:org.moqui.impl.entity.EntityJavaUtil.java
public static Object getResultSetValue(ResultSet rs, int index, FieldInfo fi, EntityFacade efi) throws EntityException { if (fi.typeValue == -1) throw new EntityException("No typeValue found for " + fi.entityName + "." + fi.name); Object value = null;//www. j a v a 2s. c o m try { switch (fi.typeValue) { case 1: // getMetaData and the column type are somewhat slow (based on profiling), and String values are VERY // common, so only do for text-very-long if (fi.isTextVeryLong) { ResultSetMetaData rsmd = rs.getMetaData(); if (Types.CLOB == rsmd.getColumnType(index)) { // if the String is empty, try to get a text input stream, this is required for some databases // for larger fields, like CLOBs Clob valueClob = rs.getClob(index); Reader valueReader = null; if (valueClob != null) valueReader = valueClob.getCharacterStream(); if (valueReader != null) { // read up to 4096 at a time char[] inCharBuffer = new char[4096]; StringBuilder strBuf = new StringBuilder(); try { int charsRead; while ((charsRead = valueReader.read(inCharBuffer, 0, 4096)) > 0) { strBuf.append(inCharBuffer, 0, charsRead); } valueReader.close(); } catch (IOException e) { throw new EntityException("Error reading long character stream for field [" + fi.name + "] of entity [" + fi.entityName + "]", e); } value = strBuf.toString(); } } else { value = rs.getString(index); } } else { value = rs.getString(index); } break; case 2: try { value = rs.getTimestamp(index, efi.getCalendarForTzLc()); } catch (SQLException e) { if (logger.isTraceEnabled()) logger.trace( "Ignoring SQLException for getTimestamp(), leaving null (found this in MySQL with a date/time value of [0000-00-00 00:00:00]): " + e.toString()); } break; case 3: value = rs.getTime(index, efi.getCalendarForTzLc()); break; case 4: value = rs.getDate(index, efi.getCalendarForTzLc()); break; case 5: int intValue = rs.getInt(index); if (!rs.wasNull()) value = intValue; break; case 6: long longValue = rs.getLong(index); if (!rs.wasNull()) value = longValue; break; case 7: float floatValue = rs.getFloat(index); if (!rs.wasNull()) value = floatValue; break; case 8: double doubleValue = rs.getDouble(index); if (!rs.wasNull()) value = doubleValue; break; case 9: BigDecimal bigDecimalValue = rs.getBigDecimal(index); if (!rs.wasNull()) value = bigDecimalValue != null ? bigDecimalValue.stripTrailingZeros() : null; break; case 10: boolean booleanValue = rs.getBoolean(index); if (!rs.wasNull()) value = booleanValue; break; case 11: Object obj = null; byte[] originalBytes = rs.getBytes(index); InputStream binaryInput = null; if (originalBytes != null && originalBytes.length > 0) { binaryInput = new ByteArrayInputStream(originalBytes); } if (originalBytes != null && originalBytes.length <= 0) { logger.warn("Got byte array back empty for serialized Object with length [" + originalBytes.length + "] for field [" + fi.name + "] (" + index + ")"); } if (binaryInput != null) { ObjectInputStream inStream = null; try { inStream = new ObjectInputStream(binaryInput); obj = inStream.readObject(); } catch (IOException ex) { if (logger.isTraceEnabled()) logger.trace("Unable to read BLOB from input stream for field [" + fi.name + "] (" + index + "): " + ex.toString()); } catch (ClassNotFoundException ex) { if (logger.isTraceEnabled()) logger.trace("Class not found: Unable to cast BLOB data to an Java object for field [" + fi.name + "] (" + index + "); most likely because it is a straight byte[], so just using the raw bytes: " + ex.toString()); } finally { if (inStream != null) { try { inStream.close(); } catch (IOException e) { throw new EntityException("Unable to close binary input stream for field [" + fi.name + "] (" + index + "): " + e.toString(), e); } } } } if (obj != null) { value = obj; } else { value = originalBytes; } break; case 12: SerialBlob sblob = null; try { // NOTE: changed to try getBytes first because Derby blows up on getBlob and on then calling getBytes for the same field, complains about getting value twice byte[] fieldBytes = rs.getBytes(index); if (!rs.wasNull()) sblob = new SerialBlob(fieldBytes); // fieldBytes = theBlob != null ? theBlob.getBytes(1, (int) theBlob.length()) : null } catch (SQLException e) { if (logger.isTraceEnabled()) logger.trace("Ignoring exception trying getBytes(), trying getBlob(): " + e.toString()); Blob theBlob = rs.getBlob(index); if (!rs.wasNull()) sblob = new SerialBlob(theBlob); } value = sblob; break; case 13: value = new SerialClob(rs.getClob(index)); break; case 14: case 15: value = rs.getObject(index); break; } } catch (SQLException sqle) { logger.error("SQL Exception while getting value for field: [" + fi.name + "] (" + index + ")", sqle); throw new EntityException( "SQL Exception while getting value for field: [" + fi.name + "] (" + index + ")", sqle); } return value; }
From source file:org.xenei.jdbc4sparql.iface.TypeConverter.java
@SuppressWarnings("unchecked") public static <T> T extractData(final Object columnObject, final Class<T> resultingClass) throws SQLException { if (columnObject == null) { return (T) nullValueMap.get(resultingClass); }/*from w w w. j a va 2s . c om*/ // try the simple case if (resultingClass.isAssignableFrom(columnObject.getClass())) { return resultingClass.cast(columnObject); } // see if we can do a simple numeric assignment if (columnObject instanceof Number) { return fromNumber(columnObject, resultingClass); } // see if we can convert from a string if (columnObject instanceof String) { return fromString(columnObject, resultingClass); } if (columnObject instanceof Boolean) { final Boolean b = (Boolean) columnObject; return fromString(b ? "1" : "0", resultingClass); } if (columnObject instanceof byte[]) { try { if (resultingClass.isAssignableFrom(Clob.class)) { return resultingClass.cast( new SerialClob(IOUtils.toCharArray(new ByteArrayInputStream((byte[]) columnObject)))); } if (resultingClass.isAssignableFrom(Blob.class)) { return resultingClass.cast(new SerialBlob((byte[]) columnObject)); } if (resultingClass.isAssignableFrom(InputStream.class)) { return resultingClass.cast(new ByteArrayInputStream((byte[]) columnObject)); } final String s = new String((byte[]) columnObject); return fromString(s, resultingClass); } catch (final IOException e) { throw new SQLException(e.getMessage(), e); } } if (columnObject instanceof Blob) { try { final Blob b = (Blob) columnObject; if (resultingClass.isAssignableFrom(byte[].class)) { return resultingClass.cast(IOUtils.toByteArray(b.getBinaryStream())); } if (resultingClass.isAssignableFrom(Clob.class)) { return resultingClass.cast(new SerialClob(IOUtils.toCharArray(b.getBinaryStream()))); } if (resultingClass.isAssignableFrom(InputStream.class)) { return resultingClass.cast(b.getBinaryStream()); } final String s = new String(IOUtils.toByteArray(((Blob) columnObject).getBinaryStream())); return fromString(s, resultingClass); } catch (final IOException e) { throw new SQLException(e.getMessage(), e); } } if (columnObject instanceof Clob) { try { final Clob c = (Clob) columnObject; if (resultingClass.isAssignableFrom(byte[].class)) { return resultingClass.cast(IOUtils.toByteArray(c.getAsciiStream())); } if (resultingClass.isAssignableFrom(Blob.class)) { return resultingClass.cast(new SerialBlob(IOUtils.toByteArray(c.getAsciiStream()))); } if (resultingClass.isAssignableFrom(InputStream.class)) { return resultingClass.cast(c.getAsciiStream()); } final String s = String.valueOf(IOUtils.toCharArray(c.getCharacterStream())); return fromString(s, resultingClass); } catch (final IOException e) { throw new SQLException(e.getMessage(), e); } } if (columnObject instanceof InputStream) { try { final InputStream is = (InputStream) columnObject; if (resultingClass.isAssignableFrom(Clob.class)) { return resultingClass.cast(new SerialClob(IOUtils.toCharArray(is))); } if (resultingClass.isAssignableFrom(Blob.class)) { return resultingClass.cast(new SerialBlob(IOUtils.toByteArray(is))); } if (resultingClass.isAssignableFrom(byte[].class)) { return resultingClass.cast(IOUtils.toByteArray(is)); } return fromString(new String(IOUtils.toByteArray(is)), resultingClass); } catch (final IOException e) { throw new SQLException(e.getMessage(), e); } } throw new SQLException(String.format(" Can not cast %s (%s) to %s", columnObject.getClass(), columnObject.toString(), resultingClass)); }
From source file:org.xenei.jdbc4sparql.iface.TypeConverter.java
private static <T> T fromNumber(final Object columnObject, final Class<T> resultingClass) throws SQLException { final Number n = Number.class.cast(columnObject); if (resultingClass == BigDecimal.class) { return resultingClass.cast(new BigDecimal(n.toString())); }//from w w w . j av a2 s. com if (resultingClass == BigInteger.class) { return resultingClass.cast(new BigInteger(n.toString())); } if (resultingClass == Byte.class) { return resultingClass.cast(new Byte(n.byteValue())); } if (resultingClass == Double.class) { return resultingClass.cast(new Double(n.doubleValue())); } if (resultingClass == Float.class) { return resultingClass.cast(new Float(n.floatValue())); } if (resultingClass == Integer.class) { return resultingClass.cast(new Integer(n.intValue())); } if (resultingClass == Long.class) { return resultingClass.cast(new Long(n.longValue())); } if (resultingClass == Short.class) { return resultingClass.cast(new Short(n.shortValue())); } if (resultingClass == String.class) { return resultingClass.cast(n.toString()); } if (resultingClass == Boolean.class) { if (n.byteValue() == 0) { return resultingClass.cast(Boolean.FALSE); } if (n.byteValue() == 1) { return resultingClass.cast(Boolean.TRUE); } } if (resultingClass == byte[].class) { return resultingClass.cast(n.toString().getBytes()); } if (resultingClass == Blob.class) { return resultingClass.cast(new SerialBlob(n.toString().getBytes())); } if (resultingClass == Clob.class) { return resultingClass.cast(new SerialClob(n.toString().toCharArray())); } return null; }
From source file:org.xenei.jdbc4sparql.iface.TypeConverter.java
private static <T> T fromString(final Object columnObject, final Class<T> resultingClass) throws SQLException { final String val = String.class.cast(columnObject); // to numeric casts try {//from www .j a v a 2 s.c om if (resultingClass == BigDecimal.class) { return resultingClass.cast(new BigDecimal(val)); } if (resultingClass == BigInteger.class) { return resultingClass.cast(new BigInteger(val)); } if (resultingClass == Byte.class) { return resultingClass.cast(new Byte(val)); } if (resultingClass == Double.class) { return resultingClass.cast(new Double(val)); } if (resultingClass == Float.class) { return resultingClass.cast(new Float(val)); } if (resultingClass == Integer.class) { return resultingClass.cast(new Integer(val)); } if (resultingClass == Long.class) { return resultingClass.cast(new Long(val)); } if (resultingClass == Short.class) { return resultingClass.cast(new Short(val)); } } catch (final NumberFormatException e) { return null; } if (resultingClass == Boolean.class) { if ("0".equals(val)) { return resultingClass.cast(Boolean.FALSE); } if ("1".equals(val)) { return resultingClass.cast(Boolean.TRUE); } } if (resultingClass == byte[].class) { return resultingClass.cast(val.getBytes()); } if (resultingClass == Blob.class) { return resultingClass.cast(new SerialBlob(val.getBytes())); } if (resultingClass == Clob.class) { return resultingClass.cast(new SerialClob(val.toCharArray())); } return null; }