private String readToEnd(Reader reader) {
var sb = new StringBuilder();
var buff = new char[1024];
int read;
while ((read = reader.read(buff)) != -1) {
sb.append(buff, 0, read);
}
return sb.toString();
}
internal static object JavaResultSetToClrWrapper(CallableStatement results, int columnIndex, JavaSqlTypes javaSqlType, int maxLength, ResultSetMetaData resultsMetaData)
{
object returnValue = null;
sbyte[] sbyteArray;
long milliseconds;
long ticks;
string s;
columnIndex++; //jdbc style
switch (javaSqlType)
{
case JavaSqlTypes.ARRAY:
returnValue = results.getArray(columnIndex);
break;
case JavaSqlTypes.BIGINT:
returnValue = results.getLong(columnIndex);
break;
case JavaSqlTypes.BINARY:
case JavaSqlTypes.VARBINARY:
case JavaSqlTypes.LONGVARBINARY:
// FIXME : comsider using maxLength
sbyteArray = results.getBytes(columnIndex);
if (sbyteArray != null)
{
returnValue = vmw.common.TypeUtils.ToByteArray(sbyteArray);
}
break;
case JavaSqlTypes.BIT:
returnValue = results.getBoolean(columnIndex);
break;
case JavaSqlTypes.BLOB:
// FIXME : comsider using maxLength
java.sql.Blob blob = results.getBlob(columnIndex);
if (blob != null)
{
InputStream input = blob.getBinaryStream();
if (input == null)
{
returnValue = new byte[0];
}
else
{
long length = blob.length();
byte[] byteValue = new byte[length];
sbyte[] sbyteValue = vmw.common.TypeUtils.ToSByteArray(byteValue);
input.read(sbyteValue);
returnValue = byteValue;
}
}
break;
case JavaSqlTypes.CHAR:
if (resultsMetaData != null && "uniqueidentifier".Equals(resultsMetaData.getColumnTypeName(columnIndex)))
{
returnValue = new Guid(results.getString(columnIndex));
}
else
{
// Oracle Jdbc driver returns extra trailing 0 chars for NCHAR columns, so we threat this at parameter.Size level
s = results.getString(columnIndex);
if ((s != null) && (maxLength < s.Length))
{
s = s.Substring(0, maxLength);
}
returnValue = s;
}
break;
case JavaSqlTypes.CLOB:
// FIXME : comsider using maxLength
java.sql.Clob clob = results.getClob(columnIndex);
if (clob != null)
{
java.io.Reader reader = clob.getCharacterStream();
if (reader == null)
{
returnValue = String.Empty;
}
else
{
long length = clob.length();
char[] charValue = new char[length];
reader.read(charValue);
returnValue = new string(charValue);
}
}
break;
case JavaSqlTypes.TIME:
Time t = results.getTime(columnIndex);
if (t != null)
{
returnValue = new TimeSpan(JavaTimeToClrTicks(t));
}
break;
case JavaSqlTypes.DATE:
Date d = results.getDate(columnIndex);
if (d != null)
{
returnValue = new DateTime(JavaDateToClrTicks(d));
}
break;
case JavaSqlTypes.TIMESTAMP:
Timestamp ts = results.getTimestamp(columnIndex);
if (ts != null)
{
returnValue = new DateTime(JavaTimestampToClrTicks(ts));
}
break;
case JavaSqlTypes.DECIMAL:
case JavaSqlTypes.NUMERIC:
// java.sql.Types.NUMERIC (2), columnTypeName NUMBER, columnClassName java.math.BigDecimal
// therefore we rely on scale
if (resultsMetaData != null && resultsMetaData.getScale(columnIndex) == -127)
{
// Oracle db type FLOAT
returnValue = results.getDouble(columnIndex);
}
else
{
java.math.BigDecimal bigDecimal = results.getBigDecimal(columnIndex);
if (bigDecimal != null)
{
returnValue = vmw.common.PrimitiveTypeUtils.BigDecimalToDecimal(bigDecimal);
}
}
break;
case JavaSqlTypes.DISTINCT:
returnValue = results.getObject(columnIndex);
break;
case JavaSqlTypes.DOUBLE:
returnValue = results.getDouble(columnIndex);
break;
case JavaSqlTypes.FLOAT:
//float f = results.getFloat(columnIndex);
returnValue = results.getDouble(columnIndex);
break;
case JavaSqlTypes.INTEGER:
returnValue = results.getInt(columnIndex);
break;
case JavaSqlTypes.JAVA_OBJECT:
returnValue = results.getObject(columnIndex);
break;
case JavaSqlTypes.LONGVARCHAR:
returnValue = results.getString(columnIndex);
break;
case JavaSqlTypes.NULL:
returnValue = DBNull.Value;
break;
case JavaSqlTypes.OTHER:
returnValue = results.getObject(columnIndex);
break;
case JavaSqlTypes.REAL:
returnValue = results.getFloat(columnIndex);
break;
case JavaSqlTypes.REF:
returnValue = results.getRef(columnIndex);
break;
case JavaSqlTypes.SMALLINT:
returnValue = results.getShort(columnIndex);
break;
case JavaSqlTypes.STRUCT:
returnValue = results.getObject(columnIndex);
break;
case JavaSqlTypes.TINYINT:
returnValue = Convert.ToByte(results.getByte(columnIndex));
break;
case JavaSqlTypes.VARCHAR:
s = results.getString(columnIndex);
if ((s != null) && (maxLength < s.Length))
{
s = s.Substring(0, maxLength);
}
returnValue = s;
break;
default:
returnValue = results.getObject(columnIndex);
break;
}
if (results.wasNull() || results == null)
{
return(DBNull.Value);
}
return(returnValue);
}
public virtual void copyWriter(Reader @in, Writer @out, int buffersize)
{
char[] chArray = new char[buffersize];
for (int index = @in.read(chArray); index > -1; index = @in.read(chArray))
@out.write(chArray, 0, index);
}
