cmppquery.java

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import java.lang.*;
import java.net.*;
import java.io.*;

import CMPPCommandID;
import CMPPPacket;

public class CMPPQuery extends CMPPPacket
{
	public String time = null;//时间（精确到日）
	public byte query_type = 0;//查询类别
	public String query_code = null;//查询码（业务类型）
	
	//保留字段
	private String reserve = "19751204";
	
	public CMPPQuery(int sequence_id)
	{
		super(CMPPCommandID.CMPP_QUERY,sequence_id);
	}
	
	public CMPPQuery(CMPPPacket packet)
	{
		super(packet);
	}
	
	public boolean isValid()
	{
		if(command_id != CMPPCommandID.CMPP_QUERY)
		{
			CMPPLog.log("CMPPQuery.isValid : not a CMPP_QUERY command !",
				CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_ISVALID_METHOD);
			return false;
		}
		
		if(time == null || time.length() != 8)
		{
			CMPPLog.log("CMPPQuery.isValid : invalid time !",
				CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_ISVALID_METHOD);
			return false;
		}
		
		if(query_type != 0 && query_type != 1)
		{
			CMPPLog.log("CMPPQuery.isValid : invalid query_type !",
				CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_ISVALID_METHOD);
			return false;
		}
		

		if(query_code == null || query_code.length() != 10)
		{
			CMPPLog.log("CMPPQuery.isValid : invalid query_code !",
				CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_ISVALID_METHOD);
			return false;
		}
		
		return true;
	}

	public void dump(long lMethod)
	{
		CMPPLog.log("\ttime = \"" + time + "\"",
			CMPPLog.LOG_CMPP_QUERY | lMethod);

		CMPPLog.log("\tquery_type = " + query_type 
			+ " [" + (query_type == 0 ? "总数查询" : "按业务代码查询") + "]",
			CMPPLog.LOG_CMPP_QUERY | lMethod);

		CMPPLog.log("\tquery_code = \"" + query_code + "\"",
			CMPPLog.LOG_CMPP_QUERY | lMethod);

		CMPPLog.log("\treserved = \"" + reserve + "\"",
			CMPPLog.LOG_CMPP_QUERY | lMethod);
	}
	
	public void wrap()
		throws CMPPException
	{
		CMPPLog.log("CMPPQuery.wrap : wrap elements !",
			CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_WRAP_METHOD);

		dump(CMPPLog.LOG_WRAP_METHOD);

		insertString(reserve);
		insertString(query_code);
		insertByte(query_type);
		insertString(time);		
	}
	
	public void unwrap()
		throws CMPPException
	{
		CMPPLog.log("CMPPQuery.unwrap : unwrap elements !",
			CMPPLog.LOG_CMPP_QUERY | CMPPLog.LOG_UNWRAP_METHOD);

		time = getString(8);
		query_type = getByte();
		query_code = getString(10);
		reserve = getString(8);		
			
		dump(CMPPLog.LOG_UNWRAP_METHOD);
	}
}