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HBCI4j - Home Banking Computer Interface for Java - Clone from https://github.com/hbci4j/hbci4java
/* $Id: RWrongStatusSegOrder.java,v 1.1 2011/05/04 22:37:57 willuhn Exp $
This file is part of HBCI4Java
Copyright (C) 2001-2008 Stefan Palme
HBCI4Java is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
HBCI4Java is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.kapott.hbci.rewrite;
import lombok.extern.slf4j.Slf4j;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
// dieser Rewriter muss *VOR* "WrongSequenceNumbers" ausgeführt werden,
// weil hierbei u.U. die Segment-Sequenz-Nummern durcheinandergebracht werden
@Slf4j
public class RWrongStatusSegOrder extends Rewrite {
// Liste mit segmentInfo-Properties aus der Nachricht erzeugen
private List> createSegmentListFromMessage(String msg) {
List> segmentList = new ArrayList>();
boolean quoteNext = false;
int startPosi = 0;
for (int i = 0; i < msg.length(); i++) {
char ch = msg.charAt(i);
if (!quoteNext && ch == '@') {
// skip binary values
int idx = msg.indexOf("@", i + 1);
String len_st = msg.substring(i + 1, idx);
i += Integer.parseInt(len_st) + 1 + len_st.length();
} else if (!quoteNext && ch == '\'') {
// segment-ende gefunden
HashMap segmentInfo = new HashMap<>();
segmentInfo.put("code", msg.substring(startPosi, msg.indexOf(":", startPosi)));
segmentInfo.put("start", Integer.toString(startPosi));
segmentInfo.put("length", Integer.toString(i - startPosi + 1));
segmentList.add(segmentInfo);
startPosi = i + 1;
}
quoteNext = !quoteNext && ch == '?';
}
return segmentList;
}
@Override
public String incomingClearText(String st) {
List> segmentList = createSegmentListFromMessage(st);
List> headerList = new ArrayList<>();
List> HIRMGList = new ArrayList<>();
List> HIRMSList = new ArrayList<>();
List> dataList = new ArrayList<>();
boolean inHeader = true;
boolean inGlob = false;
boolean inSeg = false;
boolean inData = false;
boolean errorOccured = false;
// alle segmente aus der nachricht durchlaufen und der richtigen liste
// zuordnen (header, globstatus, segstatus, rest)
for (Iterator> i = segmentList.iterator(); i.hasNext(); ) {
HashMap segmentInfo = i.next();
String segmentCode = segmentInfo.get("code");
if (segmentCode.equals("HNHBK") || segmentCode.equals("HNSHK")) {
// HNHBK und HNSHK gehören in den header-bereich
headerList.add(segmentInfo);
if (!inHeader) {
log.warn("RWrongStatusSegOrder: found segment " + segmentCode + " at invalid position");
errorOccured = true;
}
} else if (segmentCode.equals("HIRMG")) {
// anschliessend muss ein HIRMG folgen
HIRMGList.add(segmentInfo);
if (inHeader) {
inHeader = false;
inGlob = true;
}
if (!inGlob) {
log.warn("RWrongStatusSegOrder: found segment " + segmentCode + " at invalid position");
errorOccured = true;
}
} else if (segmentCode.equals("HIRMS")) {
// nach HIRMG folgen 0-n HIRMS
HIRMSList.add(segmentInfo);
if (inGlob) {
inGlob = false;
inSeg = true;
}
if (!inSeg) {
log.warn("RWrongStatusSegOrder: found segment " + segmentCode + " at invalid position");
errorOccured = true;
}
} else {
// nach den status-segmenten folgen die datensegmente
dataList.add(segmentInfo);
if (inGlob || inSeg) {
inGlob = false;
inSeg = false;
inData = true;
}
if (!inData) {
log.warn("RWrongStatusSegOrder: found segment " + segmentCode + " at invalid position");
errorOccured = true;
}
}
}
StringBuffer new_msg = new StringBuffer();
if (errorOccured) {
// nachricht mit den richtig sortierten segmenten wieder
// zusammensetzen
int counter = 1;
// alle segmente aus dem header
new_msg.append(getDataForSegmentList(st, headerList, counter));
counter += headerList.size();
// HIRMG-segment
new_msg.append(getDataForSegmentList(st, HIRMGList, counter));
counter += HIRMGList.size();
// HIRMS-segmente
new_msg.append(getDataForSegmentList(st, HIRMSList, counter));
counter += HIRMSList.size();
// restliche daten-segmente
new_msg.append(getDataForSegmentList(st, dataList, counter));
log.debug("RWrongStatusSegOrder: new message after reordering: " + new_msg);
} else {
// kein fehler aufgetreten, also originale nachricht unverändert zurückgeben
new_msg.append(st);
}
return new_msg.toString();
}
private String getDataForSegmentList(String origMsg, List> list, int counter) {
StringBuffer data = new StringBuffer();
for (Iterator> i = list.iterator(); i.hasNext(); ) {
HashMap segmentInfo = i.next();
int start = Integer.parseInt(segmentInfo.get("start"));
int len = Integer.parseInt(segmentInfo.get("length"));
// segment aus originalnachricht extrahieren
StringBuffer segmentData = new StringBuffer(origMsg.substring(start, start + len));
// TODO: hier noch die segnum korrigieren (-->counter)
// korrektur wird nun doch nicht hier vorgenommen, sondern statt
// muss einfach der Rewriter "WrongSequenceNumbers" nach diesem
// Rewriter angeordnet werden
// segmentdaten hinten anhängen
data.append(segmentData.toString());
counter++;
}
return data.toString();
}
}