at_cmee.java

自己实现的基于串口通讯发送短消息的低层协议JAVA代码

package com.jzl.sirius.at.command;

import java.nio.CharBuffer;

import com.jzl.sirius.at.ATConstants;
import com.jzl.sirius.at.util.StringUtils;

/**
 * @author xujian
 * @version 2.0
 * @see com.jzl.sirius.at.ATCommand
 * @see com.jzl.sirius.at.command.ATCommandBase
 */
public class AT_CMEE extends ATCommandBase {
	private int commandType;
	
	private StringBuffer command = new StringBuffer();
	
	private int cmee = -1;
	
	private String supportedCmees = "";
	
	
	public AT_CMEE() {
		this(false);
	}
	
	public AT_CMEE(boolean tested) {
		commandType = tested ? COMMAND_TYPE_TEST : COMMAND_TYPE_READ;
		
		command.append(tested? "AT+CMEE=?" : "AT+CMEE?");
		command.append(ATConstants.CR);
	}
	
	public AT_CMEE(int cmee) {
		commandType = COMMAND_TYPE_ACTION;
		
		command.append("AT+CMEE=");
		command.append(cmee);
        command.append(ATConstants.CR);
	}
	
    public String buildCommand() {
        return command.toString();
    }
	
    protected void decodeOkResponse(CharBuffer response) {
        String str = response.toString();
        try {
    		if (commandType == COMMAND_TYPE_READ) {
    			// format:<CR><LF>+CMEE: <cmee><CR><LF><CR><LF>OK<CR><LF>
                str = StringUtils.substring(str, "+CMEE:", ATConstants.CRLF).trim();
    			cmee = Integer.parseInt(str);
    		}
    		else if (commandType == COMMAND_TYPE_TEST) {
                supportedCmees = StringUtils.substring(str, "+CMEE:", ATConstants.CRLF).trim();
    		}
        }
        catch(Exception ex) {
            
        }
	}

	public int getCmee() {
		return cmee;
	}

	public String getSupportedCmees() {
		return supportedCmees;
	}

}