public class ValueLobDb extends Value implements Value.ValueClob, Value.ValueBlob
Value.ValueBlob, Value.ValueClobARRAY, BLOB, BOOLEAN, BYTE, BYTES, CLOB, DATE, DECIMAL, DOUBLE, ENUM, FLOAT, GEOMETRY, INT, JAVA_OBJECT, LONG, NULL, RESULT_SET, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIMESTAMP, TIMESTAMP_TZ, TYPE_COUNT, UNKNOWN, UUID| Modifier and Type | Method and Description |
|---|---|
protected int |
compareSecure(Value v,
CompareMode mode)
Compare the value with another value of the same type.
|
Value |
convertPrecision(long precision,
boolean force)
Convert the precision to the requested value.
|
Value |
convertTo(int t,
int precision,
Mode mode,
java.lang.Object column,
java.lang.String[] enumerators)
Convert a lob to another data type.
|
Value |
copy(DataHandler database,
int tableId)
Copy a large value, to be used in the given table.
|
ValueLobDb |
copyToResult()
Create an independent copy of this value,
that will be bound to a result.
|
ValueLobDb |
copyToTemp()
Create an independent copy of this temporary value.
|
static ValueLobDb |
create(int type,
DataHandler handler,
int tableId,
long id,
byte[] hmac,
long precision)
Create a LOB value.
|
static Value |
createSmallLob(int type,
byte[] small)
Create a LOB object that fits in memory.
|
static ValueLobDb |
createSmallLob(int type,
byte[] small,
long precision)
Create a LOB object that fits in memory.
|
static ValueLobDb |
createTempBlob(java.io.InputStream in,
long length,
DataHandler handler)
Create a temporary BLOB value from a stream.
|
static ValueLobDb |
createTempClob(java.io.Reader in,
long length,
DataHandler handler)
Create a temporary CLOB value from a stream.
|
boolean |
equals(java.lang.Object other)
Check if the two values have the same hash code.
|
byte[] |
getBytes() |
byte[] |
getBytesNoCopy() |
int |
getDisplaySize()
Get the display size in characters.
|
java.io.InputStream |
getInputStream() |
java.io.InputStream |
getInputStream(long oneBasedOffset,
long length)
Get the input stream
|
long |
getLobId() |
int |
getMemory()
Get the memory used by this object.
|
java.lang.Object |
getObject()
Get the value as an object.
|
long |
getPrecision()
Get the precision.
|
java.io.Reader |
getReader() |
java.io.Reader |
getReader(long oneBasedOffset,
long length)
Get the reader
|
byte[] |
getSmall()
Get the data if this a small lob value.
|
java.lang.String |
getSQL()
Get the SQL expression for this value.
|
java.lang.String |
getString()
Get the value as a string.
|
int |
getTableId()
Get the current table id of this lob.
|
java.lang.String |
getTraceSQL()
Get a medium size SQL expression for debugging or tracing.
|
int |
getType()
Get the value type.
|
int |
hashCode() |
boolean |
isLinkedToTable()
Check if this value is linked to a specific table.
|
boolean |
isRecoveryReference() |
boolean |
isStored() |
void |
remove()
Remove the underlying resource, if any.
|
void |
set(java.sql.PreparedStatement prep,
int parameterIndex)
Set the value as a parameter in a prepared statement.
|
void |
setRecoveryReference(boolean isRecoveryReference) |
java.lang.String |
toString() |
add, checkPrecision, clearCache, compareTo, compareTypeSafe, convertScale, convertTo, convertTo, convertToEnum, divide, getBigDecimal, getBoolean, getByte, getDataHandler, getDate, getDouble, getFloat, getHigherOrder, getInt, getLong, getResultSet, getScale, getShort, getSignum, getTime, getTimestamp, modulus, multiply, negate, subtract, throwUnsupportedExceptionForTypepublic static ValueLobDb create(int type, DataHandler handler, int tableId, long id, byte[] hmac, long precision)
type - the typehandler - the data handlertableId - the table idid - the lob idhmac - the message authentication codeprecision - the precision (number of bytes / characters)public Value convertTo(int t, int precision, Mode mode, java.lang.Object column, java.lang.String[] enumerators)
convertTo in class Valuet - the new typeprecision - the precisionmode - the modecolumn - the column (if any), used for to improve the error message if conversion failsenumerators - the ENUM datatype enumerators (if any),
for dealing with ENUM conversionspublic boolean isLinkedToTable()
ValueisLinkedToTable in class Valuepublic boolean isStored()
public void remove()
Valuepublic Value copy(DataHandler database, int tableId)
Valuepublic int getTableId()
getTableId in class Valuepublic int getType()
Valuepublic long getPrecision()
ValuegetPrecision in class Valuepublic java.lang.String getString()
Valuepublic byte[] getBytesNoCopy()
getBytesNoCopy in class Valueprotected int compareSecure(Value v, CompareMode mode)
ValuecompareSecure in class Valuev - the other valuemode - the compare modepublic java.lang.Object getObject()
Valuepublic java.io.Reader getReader(long oneBasedOffset,
long length)
Valuepublic java.io.InputStream getInputStream()
getInputStream in class Valuepublic java.io.InputStream getInputStream(long oneBasedOffset,
long length)
ValuegetInputStream in class ValueoneBasedOffset - the offset (1 means no offset)length - the requested lengthpublic void set(java.sql.PreparedStatement prep,
int parameterIndex)
throws java.sql.SQLException
Valuepublic java.lang.String getSQL()
Valuepublic java.lang.String getTraceSQL()
ValuegetTraceSQL in class Valuepublic byte[] getSmall()
public int getDisplaySize()
ValuegetDisplaySize in class Valuepublic boolean equals(java.lang.Object other)
Valuepublic int getMemory()
Valuepublic ValueLobDb copyToTemp()
copyToTemp in class Valuepublic ValueLobDb copyToResult()
copyToResult in class Valuepublic long getLobId()
public static ValueLobDb createTempClob(java.io.Reader in, long length, DataHandler handler)
in - the readerlength - the number of characters to read, or -1 for no limithandler - the data handlerpublic static ValueLobDb createTempBlob(java.io.InputStream in, long length, DataHandler handler)
in - the input streamlength - the number of characters to read, or -1 for no limithandler - the data handlerpublic Value convertPrecision(long precision, boolean force)
ValueconvertPrecision in class Valueprecision - the new precisionforce - true if losing numeric precision is allowedpublic static Value createSmallLob(int type, byte[] small)
type - the type (Value.BLOB or CLOB)small - the byte arraypublic static ValueLobDb createSmallLob(int type, byte[] small, long precision)
type - the type (Value.BLOB or CLOB)small - the byte arrayprecision - the precisionpublic void setRecoveryReference(boolean isRecoveryReference)
public boolean isRecoveryReference()