Here you can find the source of safeFree(Blob blob)
public static final void safeFree(Blob blob)
//package com.java2s; import java.sql.Blob; import java.sql.Clob; public class Main { /**//from www. ja v a2 s. com * Safely free a blob. */ public static final void safeFree(Blob blob) { if (blob != null) { try { blob.free(); } catch (Exception ignore) { } } } /** * Safely free a clob. */ public static final void safeFree(Clob clob) { if (clob != null) { try { clob.free(); } catch (Exception ignore) { } } } }