public byte[] getBytes() throws SQLException {
truncated_ = 0;
try {
return BinaryConverter.stringToBytes(getString());
} catch (NumberFormatException nfe) {
// this Clob contains non-hex characters
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH, nfe);
return null;
}
}
public Blob getBlob() throws SQLException {
truncated_ = 0;
try {
byte[] bytes = BinaryConverter.stringToBytes(getString());
return new AS400JDBCBlob(bytes, bytes.length);
} catch (NumberFormatException nfe) {
// this Clob contains non-hex characters
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH, nfe);
return null;
}
}
public InputStream getUnicodeStream() throws SQLException {
truncated_ = 0;
outOfBounds_ = false;
// return new AS400JDBCInputStream(new JDLobLocator(locator_));
// fix this to use a Stream
try {
return new ByteArrayInputStream(
ConvTable.getTable(13488, null)
.stringToByteArray(BinaryConverter.bytesToHexString(getBytes())));
} catch (UnsupportedEncodingException e) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, e);
return null;
}
}
public Reader getCharacterStream() throws SQLException {
truncated_ = 0;
try {
if (savedObject_ != null) // @loch
{ // @loch
// get value from RS.updateX(value)
doConversion(); // @loch
truncated_ = 0; // @loch
return new StringReader(value_); // @loch
} // @loch
return new ConvTableReader(
new AS400JDBCInputStream(new JDLobLocator(locator_)), converter_.getCcsid());
} catch (UnsupportedEncodingException e) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, e);
return null;
}
}
public void set(Object object, Calendar calendar, int scale) throws SQLException {
// @selins1 make same as SQLClob
// If it's a String we check for data truncation.
if (object instanceof String) {
String s = (String) object;
int length = s.length();
truncated_ = (length > maxLength_ ? length - maxLength_ : 0);
} else if (!(object instanceof Reader)
&& !(object instanceof InputStream)
&& (JDUtilities.JDBCLevel_ >= 20 && !(object instanceof Clob))
/*ifdef JDBC40
&& !(object instanceof SQLXML)
endif*/
) {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
savedObject_ = object;
if (scale != -1) scale_ = scale; // Skip resetting it if we don't know the real length
}
public InputStream getAsciiStream() throws SQLException {
truncated_ = 0;
try {
if (savedObject_ != null) // @loch
{ // @loch
// get value from RS.updateX(value)
doConversion(); // @loch
truncated_ = 0; // @loch
return new ByteArrayInputStream(
ConvTable.getTable(819, null).stringToByteArray(value_)); // @loch
} // @loch
return new ReaderInputStream(
new ConvTableReader(
new AS400JDBCInputStream(new JDLobLocator(locator_)), converter_.getCcsid()),
819); // ISO-8859-1.
} catch (UnsupportedEncodingException e) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, e);
return null;
}
}
public InputStream getUnicodeStream() throws SQLException {
truncated_ = 0;
outOfBounds_ = false;
try {
if (savedObject_ != null) // @loch
{ // @loch
// get value from RS.updateX(value)
doConversion(); // @loch
truncated_ = 0;
outOfBounds_ = false; // @loch
return new ReaderInputStream(new StringReader(value_), 13488); // @loch
} // @loch
return new ReaderInputStream(
new ConvTableReader(
new AS400JDBCInputStream(new JDLobLocator(locator_)), converter_.getCcsid()),
13488);
} catch (UnsupportedEncodingException e) {
JDError.throwSQLException(JDError.EXC_INTERNAL, e);
return null;
}
}
public short getShort() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return 0;
}
public float getFloat() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return 0;
}
public long getLong() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return 0;
}
public Date getDate(Calendar calendar) throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return null;
}
public double getDouble() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return 0;
}
// @loch method to temporary convert from object input to output before even going to host
// (writeToServer() does the conversion needed before writting to host)
// This will only be used when resultSet.updateX(obj1) is called followed by a obj2 =
// resultSet.getX()
// Purpose is to do a local type conversion from obj1 to obj2 like other non-locator lob types
private void doConversion() throws SQLException {
try {
Object object = savedObject_;
if (object instanceof byte[]) {
value_ = (byte[]) object;
int objectLength = value_.length;
if (value_.length > maxLength_) {
byte[] newValue = new byte[maxLength_];
System.arraycopy(value_, 0, newValue, 0, maxLength_);
value_ = newValue;
}
truncated_ = objectLength - value_.length;
} else if (JDUtilities.JDBCLevel_ >= 20 && object instanceof Blob) {
Blob blob = (Blob) object;
int blobLength = (int) blob.length();
int lengthToUse = blobLength < 0 ? 0x7FFFFFFF : blobLength;
if (lengthToUse > maxLength_) lengthToUse = maxLength_;
value_ = blob.getBytes(1, lengthToUse);
truncated_ = blobLength - lengthToUse;
} else if (object instanceof InputStream) {
int length = scale_; // hack to get the length into the set method
if (length >= 0) {
InputStream stream = (InputStream) object;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int blockSize =
length < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1 && totalBytesRead < length) {
baos.write(byteBuffer, 0, bytesRead);
totalBytesRead += bytesRead;
int bytesRemaining = length - totalBytesRead;
if (bytesRemaining < blockSize) {
blockSize = bytesRemaining;
}
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
} catch (IOException ie) {
JDError.throwSQLException(JDError.EXC_INTERNAL, ie);
}
value_ = baos.toByteArray();
if (value_.length < length) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
int objectLength = value_.length;
if (value_.length > maxLength_) {
byte[] newValue = new byte[maxLength_];
System.arraycopy(value_, 0, newValue, 0, maxLength_);
value_ = newValue;
}
truncated_ = objectLength - value_.length;
} else if (length == -2) // @readerlen new else-if block (read all data)
{
InputStream stream = (InputStream) object;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1) {
baos.write(byteBuffer, 0, bytesRead);
totalBytesRead += bytesRead;
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
} catch (IOException ie) {
JDError.throwSQLException(JDError.EXC_INTERNAL, ie);
}
value_ = baos.toByteArray();
int objectLength = value_.length;
if (value_.length > maxLength_) {
byte[] newValue = new byte[maxLength_];
System.arraycopy(value_, 0, newValue, 0, maxLength_);
value_ = newValue;
}
truncated_ = objectLength - value_.length;
} else {
JDError.throwSQLException(JDError.EXC_DATA_TYPE_MISMATCH);
}
} else {
JDError.throwSQLException(JDError.EXC_DATA_TYPE_MISMATCH);
}
} finally {
// nothing
}
}
public void set(Object object, Calendar calendar, int scale) throws SQLException {
// If it's a byte[] we can check for data truncation.
if (object instanceof byte[]) {
byte[] bytes = (byte[]) object;
truncated_ = (bytes.length > maxLength_ ? bytes.length - maxLength_ : 0);
} else if (object instanceof String) {
byte[] bytes = null;
try {
bytes = BinaryConverter.stringToBytes((String) object);
} catch (NumberFormatException nfe) {
// the String contains non-hex characters
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH, nfe);
}
object = bytes;
truncated_ = 0;
outOfBounds_ = false;
} else if (object instanceof Reader) {
int length = scale; // hack to get the length into the set method
byte[] bytes = null;
if (length >= 0) {
try {
int blockSize =
length < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
HexReaderInputStream stream = new HexReaderInputStream((Reader) object);
byte[] byteBuffer = new byte[blockSize];
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1 && totalBytesRead < length) {
baos.write(byteBuffer, 0, bytesRead);
totalBytesRead += bytesRead;
int bytesRemaining = length - totalBytesRead;
if (bytesRemaining < blockSize) {
blockSize = bytesRemaining;
}
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
bytes = baos.toByteArray();
if (bytes.length < length) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
int objectLength = bytes.length;
if (bytes.length > maxLength_) {
byte[] newValue = new byte[maxLength_];
System.arraycopy(bytes, 0, newValue, 0, maxLength_);
bytes = newValue;
}
stream.close(); // @scan1
object = bytes;
truncated_ = objectLength - bytes.length;
} catch (ExtendedIOException eie) {
// the Reader contains non-hex characters
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH, eie);
} catch (IOException ie) {
JDError.throwSQLException(JDError.EXC_INTERNAL, ie);
}
} else if (length == -2) // @readerlen new else-if block (read all data)
{
try {
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
HexReaderInputStream stream = new HexReaderInputStream((Reader) object);
byte[] byteBuffer = new byte[blockSize];
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1) {
baos.write(byteBuffer, 0, bytesRead);
totalBytesRead += bytesRead;
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
bytes = baos.toByteArray();
int objectLength = bytes.length;
if (bytes.length > maxLength_) {
byte[] newValue = new byte[maxLength_];
System.arraycopy(bytes, 0, newValue, 0, maxLength_);
bytes = newValue;
}
stream.close(); // @scan1
object = bytes;
truncated_ = objectLength - bytes.length;
} catch (ExtendedIOException eie) {
// the Reader contains non-hex characters
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH, eie);
} catch (IOException ie) {
JDError.throwSQLException(JDError.EXC_INTERNAL, ie);
}
} else {
JDError.throwSQLException(JDError.EXC_DATA_TYPE_MISMATCH);
}
} else if (!(object instanceof String)
&& (JDUtilities.JDBCLevel_ >= 20 && !(object instanceof Blob))
&& !(object instanceof Reader)
&& !(object instanceof InputStream)) {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
savedObject_ = object;
if (scale != -1) scale_ = scale; // Skip resetting it if we don't know the real length
}
public byte getByte() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return -1;
}
public boolean getBoolean() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return false;
}
// This method actually writes the data to the system.
private void writeToServer() throws SQLException {
if (savedObject_ instanceof byte[]) {
byte[] bytes = (byte[]) savedObject_;
locator_.writeData(0, bytes, true); // @K1A
} else if (savedObject_ instanceof InputStream) {
int length = scale_; // hack to get the length into the set method
// Need to write even if there are 0 bytes in case we are batching and
// the host server reuses the same handle for the previous locator; otherwise,
// we'll have data in the current row from the previous row.
if (length == 0) {
locator_.writeData(0, new byte[0], 0, 0, true); // @K1A
} else if (length > 0) {
InputStream stream = (InputStream) savedObject_;
int blockSize =
length < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1 && totalBytesRead < length) {
locator_.writeData(
totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1A
totalBytesRead += bytesRead;
int bytesRemaining = length - totalBytesRead;
if (bytesRemaining < blockSize) {
blockSize = bytesRemaining;
}
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
if (totalBytesRead < length) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else if (length == -2) // @readerlen new else-if block (read all data)
{
InputStream stream = (InputStream) savedObject_;
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1) {
locator_.writeData(
totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1A
totalBytesRead += bytesRead;
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} else if (JDUtilities.JDBCLevel_ >= 20
&& savedObject_ instanceof Blob) // @H0A check for jdbc level to know if lobs exist
{
// @A1C
// @G5A Start new code for updateable locator case to go through the Vectors
// @G5A and update the blob copy when ResultSet.updateBlob() is called.
boolean set = false;
if (savedObject_ instanceof AS400JDBCBlobLocator) {
AS400JDBCBlobLocator blob = (AS400JDBCBlobLocator) savedObject_;
// Synchronize on a lock so that the user can't keep making updates
// to the blob while we are taking updates off the vectors.
synchronized (blob) {
// See if we saved off our real object from earlier.
if (blob.savedObject_ != null) {
savedObject_ = blob.savedObject_;
scale_ = blob.savedScale_;
blob.savedObject_ = null;
writeToServer();
return;
}
}
}
// @G5A If the code for updateable lob locators did not run, then run old code.
if (!set) {
Blob blob = (Blob) savedObject_; // @A1C
int length = (int) blob.length();
byte[] data = blob.getBytes(1, length);
locator_.writeData(0, data, 0, length, true); // @K1A
}
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
}
public Timestamp getTimestamp(Calendar calendar) throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return null;
}
private void writeToServer() throws SQLException {
try {
Object object = savedObject_;
if (object instanceof String) {
String string = (String) object;
int bidiStringType = settings_.getBidiStringType();
if (bidiStringType == -1) bidiStringType = converter_.bidiStringType_;
BidiConversionProperties bidiConversionProperties =
new BidiConversionProperties(bidiStringType); // @KBA
bidiConversionProperties.setBidiImplicitReordering(
settings_.getBidiImplicitReordering()); // @KBA
bidiConversionProperties.setBidiNumericOrderingRoundTrip(
settings_.getBidiNumericOrdering()); // @KBA
byte[] bytes =
converter_.stringToByteArray(
string,
bidiConversionProperties); // @KBC changed to use bidiConversionProperties instead
// of bidiStringType
locator_.writeData(0L, bytes, true); // @K1C
} else if (object instanceof Reader) {
int length = scale_; // hack to get the length into the set method
// Need to write even if there are 0 bytes in case we are batching and
// the host server reuses the same handle for the previous locator; otherwise,
// we'll have data in the current row from the previous row.
if (length == 0) {
locator_.writeData(0, new byte[0], 0, 0, true); // @K1C
} else if (length > 0) {
try {
int blockSize =
length < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
int bidiStringType = settings_.getBidiStringType();
if (bidiStringType == -1) bidiStringType = converter_.bidiStringType_;
BidiConversionProperties bidiConversionProperties =
new BidiConversionProperties(bidiStringType); // @KBA
bidiConversionProperties.setBidiImplicitReordering(
settings_.getBidiImplicitReordering()); // @KBA
bidiConversionProperties.setBidiNumericOrderingRoundTrip(
settings_.getBidiNumericOrdering()); // @KBA
ReaderInputStream stream =
new ReaderInputStream(
(Reader) savedObject_,
converter_.getCcsid(),
bidiConversionProperties,
blockSize); // @KBC changed to use bidiConversionProperties instead of
// bidiStringType
byte[] byteBuffer = new byte[blockSize];
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1 && totalBytesRead < length) {
locator_.writeData(
(long) totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1C
totalBytesRead += bytesRead;
int bytesRemaining = length - totalBytesRead;
if (bytesRemaining < blockSize) {
blockSize = bytesRemaining;
if (stream.available() == 0 && blockSize != 0) {
stream.close(); // @scan1
stream =
new ReaderInputStream(
(Reader) savedObject_,
converter_.getCcsid(),
bidiConversionProperties,
blockSize); // do this so we don't read more chars out of the Reader than
// we have to. //@KBC changed to use bidiConversionProperties
// instead of bidiStringType
}
}
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
stream.close(); // @scan1
if (totalBytesRead < length) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else if (length == -2) // @readerlen new else-if block (read all data)
{
try {
// String readerStr = JDUtilities.readerToString((Reader)savedObject_);
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
int bidiStringType = settings_.getBidiStringType();
if (bidiStringType == -1) bidiStringType = converter_.bidiStringType_;
BidiConversionProperties bidiConversionProperties =
new BidiConversionProperties(bidiStringType); // @KBA
bidiConversionProperties.setBidiImplicitReordering(
settings_.getBidiImplicitReordering()); // @KBA
bidiConversionProperties.setBidiNumericOrderingRoundTrip(
settings_.getBidiNumericOrdering()); // @KBA
ReaderInputStream stream =
new ReaderInputStream(
(Reader) savedObject_,
converter_.getCcsid(),
bidiConversionProperties,
blockSize); // @KBC changed to use bidiConversionProperties instead of
// bidiStringType
byte[] byteBuffer = new byte[blockSize];
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1) {
locator_.writeData(
(long) totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1C
totalBytesRead += bytesRead;
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
stream.close(); // @scan1
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} else if (object instanceof InputStream) {
int length = scale_; // hack to get the length into the set method
// Need to write even if there are 0 bytes in case we are batching and
// the host server reuses the same handle for the previous locator; otherwise,
// we'll have data in the current row from the previous row.
if (length == 0) {
locator_.writeData(0, new byte[0], 0, 0, true); // @K1C
} else if (length > 0) {
InputStream stream = (InputStream) savedObject_;
int blockSize =
length < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1 && totalBytesRead < length) {
locator_.writeData(
(long) totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1C
totalBytesRead += bytesRead;
int bytesRemaining = length - totalBytesRead;
if (bytesRemaining < blockSize) {
blockSize = bytesRemaining;
}
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
if (totalBytesRead < length) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else if (length == -2) // @readerlen new else-if block (read all data)
{
InputStream stream = (InputStream) savedObject_;
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
byte[] byteBuffer = new byte[blockSize];
try {
int totalBytesRead = 0;
int bytesRead = stream.read(byteBuffer, 0, blockSize);
while (bytesRead > -1) {
locator_.writeData(
(long) totalBytesRead,
byteBuffer,
0,
bytesRead,
true); // totalBytesRead is our offset. @K1C
totalBytesRead += bytesRead;
bytesRead = stream.read(byteBuffer, 0, blockSize);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} else if (JDUtilities.JDBCLevel_ >= 20
&& object instanceof Clob) // @H0A check for jdbc level to know if lobs exist
{
// @G5A Start new code for updateable locator case
boolean set = false;
if (object instanceof AS400JDBCClobLocator) {
AS400JDBCClobLocator clob = (AS400JDBCClobLocator) object;
// Synchronize on a lock so that the user can't keep making updates
// to the clob while we are taking updates off the vectors.
synchronized (clob) {
// See if we saved off our real object from earlier.
if (clob.savedObject_ != null) {
savedObject_ = clob.savedObject_;
scale_ = clob.savedScale_;
clob.savedObject_ = null;
writeToServer();
return;
}
}
}
// @G5A If the code for updateable lob locators did not run, then run old code.
if (!set) {
Clob clob = (Clob) object;
int length = (int) clob.length();
String substring = clob.getSubString(1, length);
locator_.writeData(0L, converter_.stringToByteArray(substring), 0, length, true); // @K1C
set = true;
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
}
/*ifdef JDBC40
else if( object instanceof SQLXML ) //@PDA jdbc40
{
SQLXML xml = (SQLXML)object;
String stringVal = xml.getString();
locator_.writeData(0L, converter_.stringToByteArray(stringVal), 0, stringVal.length(), true);
}
endif */
else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} finally {
savedObject_ = null;
}
scale_ = (int) locator_.getLength();
}
// @loch method to temporary convert from object input to output before even going to host
// (writeToServer() does the conversion needed before writing to host)
// This will only be used when resultSet.updateX(obj1) is called followed by a obj2 =
// resultSet.getX()
// Purpose is to do a local type conversion from obj1 to obj2 like other non-locator lob types
private void doConversion() throws SQLException {
int length_ = scale_;
if (length_ == -1) {
try {
// try to get length from locator
length_ = (int) locator_.getLength();
} catch (Exception e) {
}
}
try {
Object object = savedObject_;
if (savedObject_ instanceof String) {
value_ = (String) object;
} else if (object instanceof Reader) {
if (length_ >= 0) {
try {
int blockSize =
length_ < AS400JDBCPreparedStatement.LOB_BLOCK_SIZE
? length_
: AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
Reader stream = (Reader) object;
StringBuffer buf = new StringBuffer();
char[] charBuffer = new char[blockSize];
int totalCharsRead = 0;
int charsRead = stream.read(charBuffer, 0, blockSize);
while (charsRead > -1 && totalCharsRead < length_) {
buf.append(charBuffer, 0, charsRead);
totalCharsRead += charsRead;
int charsRemaining = length_ - totalCharsRead;
if (charsRemaining < blockSize) {
blockSize = charsRemaining;
}
charsRead = stream.read(charBuffer, 0, blockSize);
}
value_ = buf.toString();
if (value_.length() < length_) {
// a length longer than the stream was specified
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else if (length_ == -2) // @readerlen new else-if block (read all data)
{
try {
int blockSize = AS400JDBCPreparedStatement.LOB_BLOCK_SIZE;
Reader stream = (Reader) object;
StringBuffer buf = new StringBuffer();
char[] charBuffer = new char[blockSize];
int totalCharsRead = 0;
int charsRead = stream.read(charBuffer, 0, blockSize);
while (charsRead > -1) {
buf.append(charBuffer, 0, charsRead);
totalCharsRead += charsRead;
charsRead = stream.read(charBuffer, 0, blockSize);
}
value_ = buf.toString();
} catch (IOException ie) {
JDError.throwSQLException(this, JDError.EXC_INTERNAL, ie);
}
} else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
} else if (object instanceof Clob) {
Clob clob = (Clob) object;
value_ = clob.getSubString(1, (int) clob.length());
}
/* ifdef JDBC40
else if( object instanceof SQLXML )
{
SQLXML xml = (SQLXML)object;
value_ = xml.getString();
}
endif */
else {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
}
// Truncate if necessary.
int valueLength = value_.length();
if (valueLength > maxLength_) {
value_ = value_.substring(0, maxLength_);
}
} finally {
// nothing
}
}
public int getInt() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return -1;
}
// @array
public Array getArray() throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return null;
}
public BigDecimal getBigDecimal(int scale) throws SQLException {
JDError.throwSQLException(this, JDError.EXC_DATA_TYPE_MISMATCH);
return null;
}
