public class ValueLobDb extends Value implements Value.ValueClob, Value.ValueBlob
Value.ValueBlob, Value.ValueClobARRAY, BLOB, BOOLEAN, BYTE, BYTES, CLOB, DATE, DECIMAL, DOUBLE, FLOAT, INT, JAVA_OBJECT, LONG, NULL, RESULT_SET, SHORT, STRING, STRING_FIXED, STRING_IGNORECASE, TIME, TIMESTAMP, TYPE_COUNT, UNKNOWN, UUID| Modifier and Type | Method and Description |
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void |
close()
Close the underlying resource, if any.
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protected int |
compareSecure(Value v,
CompareMode mode)
Compare the value with another value of the same type.
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Value |
convertPrecision(long precision,
boolean force)
Convert the precision to the requested value.
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Value |
convertTo(int t)
Convert a lob to another data type.
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ValueLobDb |
copyToTemp()
Create an independent copy of this temporary value.
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static ValueLobDb |
create(int type,
LobStorage lobStorage,
String fileName,
int tableId,
long id,
long precision)
Create a LOB value.
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static ValueLobDb |
createSmallLob(int type,
byte[] small,
long precision)
Create a small lob using the given byte array.
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static ValueLobDb |
createTempBlob(InputStream in,
long length,
DataHandler handler)
Create a temporary BLOB value from a stream.
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static ValueLobDb |
createTempClob(Reader in,
long length,
DataHandler handler)
Create a temporary CLOB value from a stream.
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boolean |
equals(Object other)
Check if the two values have the same hash code.
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byte[] |
getBytes() |
byte[] |
getBytesNoCopy() |
int |
getDisplaySize()
Get the display size in characters.
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InputStream |
getInputStream() |
long |
getLobId() |
int |
getMemory()
Get the memory used by this object.
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Object |
getObject()
Get the value as an object.
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long |
getPrecision()
Get the precision.
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Reader |
getReader() |
byte[] |
getSmall()
Get the data if this a small lob value.
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String |
getSQL()
Get the SQL expression for this value.
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String |
getString()
Get the value as a string.
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int |
getTableId()
Get the current table id of this lob.
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String |
getTraceSQL()
Get a medium size SQL expression for debugging or tracing.
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int |
getType()
Get the value type.
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int |
hashCode() |
boolean |
isFileBased()
Check if this value is stored in it's own file.
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boolean |
isLinked()
Check if this value is linked to a specific table.
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Value |
link(DataHandler h,
int tabId)
Link a large value to a given table.
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void |
set(PreparedStatement prep,
int parameterIndex)
Set the value as a parameter in a prepared statement.
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void |
setPrecision(long precision) |
String |
toString() |
void |
unlink()
Mark any underlying resource as 'not linked to any table'.
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add, checkPrecision, clearCache, compareTo, compareTypeSave, convertScale, divide, getBigDecimal, getBoolean, getByte, getDate, getDouble, getFloat, getHigherOrder, getInt, getLong, getResultSet, getScale, getShort, getSignum, getTime, getTimestamp, modulus, multiply, negate, subtract, throwUnsupportedExceptionForTypepublic static ValueLobDb create(int type, LobStorage lobStorage, String fileName, int tableId, long id, long precision)
type - the typelobStorage - the storagefileName - the file name (may be null)tableId - the table idid - the lob idprecision - the precision (number of bytes / characters)public static ValueLobDb createSmallLob(int type, byte[] small, long precision)
type - the type (Value.BLOB or CLOB)small - the byte arrayprecision - the precisionpublic Value convertTo(int t)
public boolean isLinked()
Valuepublic void close()
Valuepublic void unlink()
Valuepublic Value link(DataHandler h, int tabId)
Valuepublic int getTableId()
getTableId in class Valuepublic int getType()
Valuepublic long getPrecision()
ValuegetPrecision in class Valuepublic byte[] getBytesNoCopy()
getBytesNoCopy in class Valueprotected int compareSecure(Value v, CompareMode mode)
ValuecompareSecure in class Valuev - the other valuemode - the compare modepublic Object getObject()
Valuepublic InputStream getInputStream()
getInputStream in class Valuepublic void set(PreparedStatement prep, int parameterIndex) throws SQLException
Valueset in class Valueprep - the prepared statementparameterIndex - the parameter indexSQLExceptionpublic String getSQL()
Valuepublic String getTraceSQL()
ValuegetTraceSQL in class Valuepublic byte[] getSmall()
public int getDisplaySize()
ValuegetDisplaySize in class Valuepublic boolean equals(Object other)
Valuepublic boolean isFileBased()
ValueisFileBased in class Valuepublic int getMemory()
Valuepublic ValueLobDb copyToTemp()
copyToTemp in class Valuepublic long getLobId()
public void setPrecision(long precision)
public static ValueLobDb createTempClob(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(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 allowedCopyright © 2012 JBoss by Red Hat. All Rights Reserved.