/*
this is a simple example for show how to use j8583CN .
Copyright (C) 2008 zyplanke
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
//package j8583cn.example;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
import java.math.BigDecimal;
import java.util.Date;
import org.apache.log4j.Logger;
import org.zyp.cn8583.cnMessage;
import org.zyp.cn8583.cnType;
import org.zyp.cn8583.cnMessageFactory;
import org.zyp.cn8583.impl.cnSimpleSystemTraceNumGen;
import org.zyp.cn8583.parse.cnConfigParser;
/** This little example program creates a message factory out of a XML config file,
* creates a new message, and parses a couple of message from a text file.
*
* @author zyplanke
*/
public class Example {
public static void main(String[] args) throws Exception {
// ������־
org.apache.log4j.PropertyConfigurator.configure("j8583cn_log.properties");
// ����j8583cn���ĸ�ʽ�����ļ�������һ�����Ĺ�������
cnMessageFactory mfact = cnConfigParser.createFromXMLConfigFile("config.xml");
mfact.setUseCurrentDate(false); // ������ field 7
// ����ϵͳ���ٺŵ�������������field 11��
mfact.setSystemTraceNumberGenerator(new cnSimpleSystemTraceNumGen((int)(System.currentTimeMillis() % 100000)));
//Create a new message
cnMessage m = mfact.newMessagefromTemplate("0200"); // ����ģ�崴������ʼ��һ�����Ķ���
m.setBinary(false); // ������ʹ�ö�����
if(m.setMessageHeaderData(0, new String("0123456789").getBytes()) == false) {
System.out.println("���ñ���ͷ����");
System.exit(-1);
}
m.setValue(4, new BigDecimal("501.25"), cnType.AMOUNT, 0);
m.setValue(12, new Date(), cnType.TIME, 0);
m.setValue(15, new Date(), cnType.DATE4, 0);
m.setValue(17, new Date(), cnType.DATE_EXP, 0);
m.setValue(37, 12345678, cnType.NUMERIC, 12);
m.setValue(41, "TEST-TERMINAL", cnType.ALPHA, 16);
FileOutputStream fout = new FileOutputStream("messagedata.out");
m.write(fout, 4, 10); // �ѱ���д���ļ������ڱ���ǰ�����ϱ�ʾ�������ij��ȵ��ĸ������ַ�(10���Ʊ�ʾ)��
fout.close();
System.out.println("\n NEW MESSAGE:");
print(m);
// �������һ�����Ĵ����ô������ļ��У�
System.out.println("\n PARSE MESSAGE FROM FILE");
byte[] buf = new byte[4];
FileInputStream fin = new FileInputStream("messagedata.out");
fin.read(buf); // ���ĸ��ֽڵ����ݣ������ij�����Ϣ������
int len = (buf[0] - 0x30) * 1000 // ǧλ
+ (buf[1] - 0x30) * 100 // ��λ
+ (buf[2] - 0x30) * 10 // ʮλ
+ buf[3] - 0x30; // ��λ
buf = new byte[len];
fin.read(buf); // �ӵ�����ֽڶ�ȡlen���ֽڵ����ݵ�buf��
fin.close();
mfact.setUseBinary(false);
m = mfact.parseMessage(buf, mfact.getHeaderLengthAttr("0200")); // ����
print(m);
}
// ���һ����������
private static void print(cnMessage m) {
System.out.println("----------------------------------------------------- ");
System.out.println("Message Header = [" + new String(m.getmsgHeader()) + "]");
System.out.println("Message TypeID = [" + m.getMsgTypeID() + "]");
for (int i = 2; i < 128; i++) {
if (m.hasField(i)) {
System.out.println("FieldID: " + i
+ " <" + m.getField(i).getType()
+ ">\t[" + m.getObjectValue(i)
+ "]\t[" + m.getField(i).toString() + "]");
}
}
}
}