at_cmgf.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_CMGF extends ATCommandBase {

	private int commandType;

	private StringBuffer command = new StringBuffer();

	private int mode = ATConstants.SMS_FORMAT_TEXT;

	private String supportedModes = "";

	public AT_CMGF() {
		this(false);
	}

	public AT_CMGF(boolean tested) {
		commandType = tested ? COMMAND_TYPE_TEST : COMMAND_TYPE_READ;

		command.append(tested ? "AT+CMGF=?" : "AT+CMGF?");
		command.append(ATConstants.CR);
	}

	public AT_CMGF(int mode) {
		commandType = COMMAND_TYPE_ACTION;

		command.append("AT+CMGF=");
		command.append(mode);
		command.append(ATConstants.CR);
	}

    public String buildCommand() {
        return command.toString();
    }

	protected void decodeOkResponse(CharBuffer response) {
		if (commandType == COMMAND_TYPE_READ) {
			// format:<CR><LF>+CMGF: <mode><CR><LF><CR><LF>OK<CR><LF>
            String str = StringUtils.substring(response.toString(), "+CMGF:", ATConstants.CRLF).trim();
			try {
                mode = Integer.parseInt(str.trim());
            }
            catch(Exception ex) {
                
            }
			
		} else if (commandType == COMMAND_TYPE_TEST) {
            supportedModes = StringUtils.substring(response.toString(), "+CMGF:", ATConstants.CRLF).trim();
		}
	}

	

	public int getMode() {
		return mode;
	}

	public String getSupportedModes() {
		return supportedModes;
	}

}