写入ZIP压缩文件与XML 文件到oracle数据库

public boolean addFileContent(final DocTransfer docTransfer, String enconding, boolean isBom, String fileName) {
		boolean bool = false;	StringBuffer updateXmlSqlStr = new StringBuffer();
		// DOC_TRANSFER_BACKUP DOC_TRANSFER
		String sql2 = updateXmlSqlStr.append("insert into ").append(" EDI.DOC_TRANSFER(").append(" FILE_TRANS_ID , BUSINESS_ID,MESSAGE_ID,FUNCTION_CODE,MESSAGE_TYPE,REPRESENTATIVE_PERSON_NAME,")
				.append(" SENDER_CODE,RECEIVER_CODE,TRANS_FILE_NAME,SEND_STATUS,SEND_USER,SEND_TIME,OLD_VERSION_FILE_NAME,SGN_COMPANY,TRANS_FILE_CONTENT ) ")
				.append(" values (?,?,?,?,?,?,?,?,?,?,?,?,?,?,empty_Blob()) ").toString();

		processUpdateWithoutBatch(sql2, new PreparedStatementSetter() {

			public void setValues(PreparedStatement ps) throws SQLException {
				long currentTime = System.currentTimeMillis();
				if (docTransfer.getSendTime() != null) {
					currentTime = docTransfer.getSendTime().getTime();
				}
				ps.setLong(1, docTransfer.getFileTransId().longValue());
				// System.out.println("numbrId="+docTransfer.getBusinessId());
				ps.setLong(2, docTransfer.getFileTransId().longValue());
				ps.setString(3, docTransfer.getMessageId());
				ps.setString(4, docTransfer.getFunctionCode());
				ps.setString(5, docTransfer.getMessageType());
				ps.setString(6, docTransfer.getRepresentativePersonName());
				ps.setString(7, docTransfer.getSenderCode());
				ps.setString(8, docTransfer.getReceiverCode());
				ps.setString(9, docTransfer.getTransFileName());
				ps.setString(10, docTransfer.getSendStatus());
				ps.setString(11, docTransfer.getSendUser());// SGN_COMPANY
				ps.setTimestamp(12, new Timestamp(currentTime));
				ps.setString(13, docTransfer.getOldVersionFileName());
				ps.setString(14, docTransfer.getSgnCompany());
			}
		});
		updateXmlSqlStr.setLength(0);
		updateXmlSqlStr.append("select TRANS_FILE_CONTENT ").append("from EDI.DOC_TRANSFER ").append("  where FILE_TRANS_ID=?").append(" for update");

		final java.sql.Blob blob = (java.sql.Blob) processQuery(updateXmlSqlStr.toString(), new PreparedStatementSetter() {
			public void setValues(PreparedStatement ps) throws SQLException {
				System.out.println("numbrId=" + docTransfer.getFileTransId());
				ps.setLong(1, docTransfer.getFileTransId().longValue());

			}
		}, new ResultSetCallBacker() {
			public Object extractData(ResultSet rs) throws SQLException {
				java.sql.Blob blob = null;
				if (rs.next()) {
					blob = rs.getBlob(1);// rs.getClob(1);
					// log.info("CLob==="+String.valueOf(clob));
				}
				return blob;
			}
		});
		try {

			OutputStream out = (OutputStream) MethodUtils.invokeMethod(blob, "getBinaryOutputStream", null);
			BufferedWriter writer = null;
			File file = new File(fileName);
			InputStream fin = new FileInputStream(file);
			if (docTransfer.getTransFileName().endsWith(".ZIP")) {
				// 将输入流写到输出流
				byte[] buffer = new byte[1024];
				int len = 0;
				while ((len = fin.read(buffer)) != -1) {
					out.write(buffer, 0, len);
					out.flush();
				}
				// 依次关闭（注意顺序）
				fin.close();
				out.close();
			} else if(docTransfer.getTransFileName().endsWith(".xml")||docTransfer.getTransFileName().endsWith(".XML")){
				//String S = new String (docTransfer.getTransFileContent().getBytes("UTF-8"));
				BufferedReader br = new BufferedReader(new InputStreamReader(fin,"UTF-8"));
				
				String data = null;
				while ((data = br.readLine()) != null) {
					//System.out.println(data);
					out.write(data.getBytes("UTF-8"));
					out.flush();
				}
				br.close();
				out.close();
				fin.close();
			}else{
	   			if(!ManifestDeclConstats.DOC_CONTENT_ENCODING_UTF_8.equals(StringHelp.toUpperString(StringHelp.trimNull(enconding)))){
	   				if(isBom==true){
	   					final byte[] bom = new byte[] { (byte)0xEF, (byte)0xBB, (byte)0xBF };
		   				out.write(bom);	
	   				}
	   			  writer = new BufferedWriter(new OutputStreamWriter(out,"GBK"));
	   			}else{
	   				if(isBom==true){
	   					final byte[] bom = new byte[] { (byte)0xEF, (byte)0xBB, (byte)0xBF };
		   				out.write(bom);	
	   				}	
	   				
	   			 writer = new BufferedWriter(new OutputStreamWriter(out,ManifestDeclConstats.DOC_CONTENT_ENCODING_UTF_8));
	   			}
	   			writer.write(docTransfer.getTransFileContent());
	   			fin.close();
	   			writer.close();
	   			out.close();
			}

		} catch (Exception e) {
			log.info("获取数据错误");
			bool = false;
			return bool;
			// throw new RuntimeException(e);
		}
		
		updateXmlSqlStr.setLength(0);
		updateXmlSqlStr.append("update ").append("EDI.DOC_TRANSFER set TRANS_FILE_CONTENT =?  where FILE_TRANS_ID=?").toString();
		processUpdateWithoutBatch(updateXmlSqlStr.toString(), new PreparedStatementSetter() {
			public void setValues(PreparedStatement ps) throws SQLException {
				// ps.setClob(1, clob);
				ps.setBlob(1, blob);
				// ps.setString(2, mftSendRecords.getTransFileContent());
				ps.setLong(2, docTransfer.getFileTransId().longValue());
			}
		});
		
		return true;