Package org.firebirdsql.jdbc.field
Class FBCachedClob
- java.lang.Object
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- org.firebirdsql.jdbc.field.FBCachedClob
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- All Implemented Interfaces:
java.sql.Clob,java.sql.NClob
public final class FBCachedClob extends java.lang.Object implements java.sql.Clob, java.sql.NClobClob implementation that is cached client-side.This implementation is used for disconnected result sets (ie scrollable and hold cursors over commit).
This class also implements
NClobso it can be used with theset/get/updateNClobmethods transparently. It technically does not conform to the JDBC requirements forNClob.
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Constructor Summary
Constructors Constructor Description FBCachedClob(FBCachedBlob blob, FBBlob.Config blobConfig)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidfree()java.io.InputStreamgetAsciiStream()java.io.ReadergetCharacterStream()java.io.ReadergetCharacterStream(long pos, long length)java.lang.StringgetSubString(long pos, int length)longlength()longposition(java.lang.String searchstr, long start)longposition(java.sql.Clob searchstr, long start)java.io.OutputStreamsetAsciiStream(long pos)java.io.WritersetCharacterStream(long pos)intsetString(long pos, java.lang.String str)intsetString(long pos, java.lang.String str, int offset, int len)voidtruncate(long len)
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Constructor Detail
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FBCachedClob
public FBCachedClob(FBCachedBlob blob, FBBlob.Config blobConfig)
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Method Detail
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free
public void free() throws java.sql.SQLException- Specified by:
freein interfacejava.sql.Clob- Throws:
java.sql.SQLException
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getAsciiStream
public java.io.InputStream getAsciiStream() throws java.sql.SQLException- Specified by:
getAsciiStreamin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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getCharacterStream
public java.io.Reader getCharacterStream() throws java.sql.SQLException- Specified by:
getCharacterStreamin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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getCharacterStream
public java.io.Reader getCharacterStream(long pos, long length) throws java.sql.SQLException- Specified by:
getCharacterStreamin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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getSubString
public java.lang.String getSubString(long pos, int length) throws java.sql.SQLException- Specified by:
getSubStringin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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length
public long length() throws java.sql.SQLException- Specified by:
lengthin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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position
public long position(java.lang.String searchstr, long start) throws java.sql.SQLException- Specified by:
positionin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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position
public long position(java.sql.Clob searchstr, long start) throws java.sql.SQLException- Specified by:
positionin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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setAsciiStream
public java.io.OutputStream setAsciiStream(long pos) throws java.sql.SQLException- Specified by:
setAsciiStreamin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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setCharacterStream
public java.io.Writer setCharacterStream(long pos) throws java.sql.SQLException- Specified by:
setCharacterStreamin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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setString
public int setString(long pos, java.lang.String str) throws java.sql.SQLException- Specified by:
setStringin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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setString
public int setString(long pos, java.lang.String str, int offset, int len) throws java.sql.SQLException- Specified by:
setStringin interfacejava.sql.Clob- Throws:
java.sql.SQLException
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truncate
public void truncate(long len) throws java.sql.SQLException- Specified by:
truncatein interfacejava.sql.Clob- Throws:
java.sql.SQLException
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