com.sibvisions.rad.persist.jdbc
Class DBAccess.BlobFileHandle

java.lang.Object
  com.sibvisions.rad.persist.jdbc.DBAccess.BlobFileHandle

All Implemented Interfaces:

IValidatable, IFileHandle

Enclosing class:

DBAccess

public static final class DBAccess.BlobFileHandle
extends java.lang.Object
implements IFileHandle, IValidatable

The DBAccess.BlobFileHandle is a simple IFileHandle implementation that stores a Blob and allows to retrieve it again.

Constructor Summary

DBAccess.BlobFileHandle(DBAccess pDBAccess, java.lang.String pStatement, java.lang.Object[] pParameter, java.lang.String pColumnName, long pLength)
Creates a new instance of DBAccess.BlobFileHandle.

Method Summary

java.lang.String	getFileName() Gets the file name of this file handle.
java.io.InputStream	getInputStream() Gets the InputStream of this file handle.
long	getLength() Gets the length of the InputStream in bytes
boolean	isValid() Gets if this object is valid.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DBAccess.BlobFileHandle

public DBAccess.BlobFileHandle(DBAccess pDBAccess,
                               java.lang.String pStatement,
                               java.lang.Object[] pParameter,
                               java.lang.String pColumnName,
                               long pLength)

Creates a new instance of DBAccess.BlobFileHandle.

Parameters:

pDBAccess - the dBAccess.

pStatement - the statement.

pParameter - the parameter.

pColumnName - the column name.

pLength - the length.

Method Detail

getFileName

public java.lang.String getFileName()

Gets the file name of this file handle.

Specified by:

getFileName in interface IFileHandle

Returns:

the file name of this file handle.

getInputStream

public java.io.InputStream getInputStream()
                                   throws java.io.IOException

Gets the InputStream of this file handle.

Specified by:

getInputStream in interface IFileHandle

Returns:

the InputStream of this file handle.

Throws:

java.io.IOException - if an exception occurs.

getLength

public long getLength()
               throws java.io.IOException

Gets the length of the InputStream in bytes. -1 is returned if getInputStream is null.

Specified by:

getLength in interface IFileHandle

Returns:

the length of the InputStream in bytes.

Throws:

java.io.IOException - if an exception occurs.

isValid

public boolean isValid()

Gets if this object is valid.

Specified by:

isValid in interface IValidatable

Returns:

true if this object is valid.