Java Transaction Xid Check xidToString(Xid xid, boolean includeBranchQualifier)

Here you can find the source of xidToString(Xid xid, boolean includeBranchQualifier)

Description

xid To String

License

Open Source License

Declaration

static String xidToString(Xid xid, boolean includeBranchQualifier) 

Method Source Code

//package com.java2s;
/*//from  w  w  w .  ja v  a  2 s. c o m
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import java.util.Locale;
import java.util.Map;

import javax.transaction.xa.Xid;

public class Main {
    private Map<String, Xid> tids2xids;
    private static final char DIGITS[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D',
            'E', 'F' };

    static String xidToString(Xid xid, boolean includeBranchQualifier) {
        if (xid == null)
            return "";
        StringBuffer sb = new StringBuffer()
                .append(Integer.toHexString(xid.getFormatId()).toUpperCase(Locale.ENGLISH)).append("-")
                .append(byteArrayToString(xid.getGlobalTransactionId()));
        if (includeBranchQualifier) {
            String bqual = byteArrayToString(xid.getBranchQualifier());
            if (!bqual.equals("")) {
                sb.append("-").append(byteArrayToString(xid.getBranchQualifier()));
            }
        }
        return sb.toString();
    }

    private static String byteArrayToString(byte[] barray) {
        if (barray == null)
            return "";
        char[] res = new char[barray.length * 2]; // Two chars per byte
        int j = 0;
        for (int i = 0; i < barray.length; i++) {
            res[j++] = DIGITS[(barray[i] & 0xF0) >>> 4];
            res[j++] = DIGITS[barray[i] & 0x0F];
        }
        return new String(res);

    }

    public String toString() {
        return tids2xids.toString();
    }
}

Related

  1. getRedisKey(String keyPrefix, Xid xid)
  2. getXidSize(Xid xid)
  3. sameTransaction(Xid x1, Xid x2)
  4. sameXID(Xid x1, Xid x2)