Java mina FundTradeLogger-优快云博客

本文链接：https://blog.youkuaiyun.com/lisu_suby/article/details/40658551

本文介绍了一个用于处理基金交易日志的Java类，该类能够根据不同的功能ID标记敏感信息，并记录发送和接收的消息。通过使用Apache Commons Lang和其他自定义工具类，实现了对特定字段的脱敏处理。

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package com.pingan.emall.biz.communication.handler;

import com.pingan.emall.util.StringUtil;
import com.pingan.emall.util.fund.FundTradeConstants;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import org.apache.mina.core.session.IoSession;

public class FundTradeLogger {
private static final Map<String, Integer> markedInFunctions;
private static final Map<String, Integer> markedOutFunctions;
private static final String SOH = "|";

static {
markedOutFunctions = new HashMap<String, Integer>(3);
markedOutFunctions.put(FundTradeConstants.FUNCTION_TRANSFER_IN, 19);
markedOutFunctions.put(FundTradeConstants.FUNCTION_TRANSFER_OUT, 19);
markedOutFunctions.put(FundTradeConstants.FUNCTION_CREATE_FUND_ACCOUNT, 26);

markedInFunctions = new HashMap<String, Integer>(3);
markedInFunctions.put(FundTradeConstants.FUNCTION_QUERY_CARD, 17);
}

public static String getMarkedOutLog(String functionId, String requestPackage, IoSession session) {
if (markedOutFunctions.containsKey(functionId)) {
int index = markedOutFunctions.get(functionId);
String[] items = StringUtil.split(requestPackage, SOH);
if (items.length >= index + 1) {
String target = items[index];

if (target.length() > 4) {
String suffix = target.substring(target.length() - 4);
items[index] = StringUtils.leftPad(suffix, target.length(), '*');
requestPackage = StringUtils.join(items, SOH);
}
}
}

StringBuilder builder = new StringBuilder();
builder.append("Message sent : ").append(requestPackage)
.append(", session : ").append(session)
.append(", sessionId : ").append(session.getId());
return builder.toString();
}

public static String getMarkedInLog(String functionId, String requestPackage, IoSession session) {
if (markedInFunctions.containsKey(functionId)) {
int index = markedInFunctions.get(functionId);
String[] items = StringUtil.split(requestPackage, SOH);
if (items.length >= index + 1) {
String target = items[index];

if (target.length() > 4) {
String suffix = target.substring(target.length() - 4);
items[index] = StringUtils.leftPad(suffix, target.length(), '*');
requestPackage = StringUtils.join(items, SOH);
}
}
}

StringBuilder builder = new StringBuilder();
builder.append("Message received : ").append(requestPackage)
.append(", session : ").append(session)
.append(", sessionId : ").append(session.getId());
return builder.toString();
}
}