@SuppressWarnings("unchecked")
private int getRessiueBlocks(DlmsRequest req, DlmsRequest dr) {
int offset = 0;
List<Integer> ressiueBlocks = null;
if (req.containsKey(DlmsUpgradeAssisant.REISSUE_LIST)) {
ressiueBlocks = (List<Integer>) req.getAppendParam(DlmsUpgradeAssisant.REISSUE_LIST);
} else {
ressiueBlocks = new ArrayList<Integer>();
}
if (DlmsUpgradeAssisant.UPGRADE_03.equals(req.getOperator())
|| DlmsUpgradeAssisant.UPGRADE_RESSIUE.equals(req.getOperator())) {
return offset;
}
ASN1BitString bitString = req.getParams()[0].resultData.getBitString();
byte[] bitValue = bitString.getValue();
// 获得有效位数
int blockCount = (bitValue.length - 1) * 8 - bitValue[0];
getRessiueBlocks(bitValue, blockCount, ressiueBlocks, offset + 1);
if (req.containsKey(DlmsUpgradeAssisant.CURRENT_INDEX)) {
offset = (Integer) req.getAppendParam(DlmsUpgradeAssisant.CURRENT_INDEX);
} else {
offset = 0;
}
dr.addAppendParam(DlmsUpgradeAssisant.REISSUE_LIST, ressiueBlocks);
return offset;
}
/**
* DLMS升级第三步 传输升级包文件，客户端按照Step 1中获取的imageBlockSize分帧传送升级包文件，升级包的传输通过action操作image
* transfer对象的方法2完成；
*
* @param req
* @param dr
*/
private boolean upgradeStep_03(DlmsRequest req, DlmsRequest dr) {
if (req.getParams()[0].resultCode != 0) return false;
dr.setOperator(DlmsUpgradeAssisant.UPGRADE_03);
dr.setOpType(DLMS_OP_TYPE.OP_ACTION);
int i_maxSize = (Integer) dr.getAppendParam(DlmsUpgradeAssisant.MAX_SIZE);
byte[] content = (byte[]) dr.getAppendParam(DlmsUpgradeAssisant.UPGRADE_CONTENT);
int currentBlockNum = 0;
if (!dr.containsKey(DlmsUpgradeAssisant.CURRENT_BLOCK_NUM)) currentBlockNum = 0;
else currentBlockNum = (Integer) dr.getAppendParam(DlmsUpgradeAssisant.CURRENT_BLOCK_NUM) + 1;
dr.addAppendParam(DlmsUpgradeAssisant.CURRENT_BLOCK_NUM, currentBlockNum);
if (tracer.isEnabled()) {
tracer.trace(
"MeterId:"
+ dr.getMeterId()
+ ",BlockCount:"
+ (Integer) dr.getAppendParam(DlmsUpgradeAssisant.BLOCK_COUNT)
+ ",CurrentBlockNum:"
+ currentBlockNum);
}
if (currentBlockNum == (Integer) dr.getAppendParam(DlmsUpgradeAssisant.BLOCK_COUNT)
|| (content.length % i_maxSize == 0
&& currentBlockNum + 1
== (Integer) dr.getAppendParam(DlmsUpgradeAssisant.BLOCK_COUNT))) {
// 当前发送是最后一帧
dr.addAppendParam(DlmsUpgradeAssisant.IS_TRANSFER_FINISHED, true);
}
byte[] currentSendBlock = getCurUpgradeBlock(content, currentBlockNum, i_maxSize);
String logicAddr = req.getMeterId();
int tn = 0;
if (req.getRelayParam() != null) {
logicAddr = req.getRelayParam().getDcLogicalAddress();
tn = req.getRelayParam().getMeasurePoint();
}
if (tracer.isEnabled())
tracer.trace(
"meterId:"
+ logicAddr
+ ",tn:"
+ tn
+ ",currentBlockNum:"
+ currentBlockNum
+ ",blockContent:"
+ HexDump.toHex(currentSendBlock));
blockTransferRequest(dr, currentBlockNum, currentSendBlock);
return true;
}
/**
* 升级过程传输数据块 判断是否传输完毕，如果传输完毕直接进入第4步,否则继续传输
*
* @param req
* @param dr
* @return
*/
private boolean blockTransfering(DlmsRequest req, DlmsRequest dr) {
if (req.getParams()[0].resultCode != 0) return false;
if (dr.containsKey(DlmsUpgradeAssisant.IS_TRANSFER_FINISHED)) { // 发送完毕了,检查升级包是否完毕
boolean isTransferFinished =
(Boolean) dr.getAppendParam(DlmsUpgradeAssisant.IS_TRANSFER_FINISHED);
if (isTransferFinished) {
upgradeStep_04(req, dr);
} else {
reissueBlock(dr);
}
} else {
upgradeStep_03(req, dr);
}
return true;
}
