at_vts.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_VTS extends ATCommandBase {

	private int commandType;

	private StringBuffer command = new StringBuffer();

	private String supportedTone = "";

	/**
	 * 取得设备支持的Tone
	 * @return　返回设备支持的Tone
	 */
	public String getSupportedTone() {
		return supportedTone;
	}

	/**
	 * 构造函数 提供"AT+VTS=?"的AT命令
	 */
	public AT_VTS() {
        commandType = COMMAND_TYPE_TEST;
		command.append("AT+VTS=?");
        command.append(ATConstants.CR);
	}

	/**
	 * 构造函数 提供"AT+VTS="str""的AT命令
	 * @param chrTone 指定Tone，DTMF tone to transmit，values are in {0-9,*,#,A,B,C,D}
	 */
	public AT_VTS(char tone) {
        commandType = COMMAND_TYPE_ACTION;
		command.append("AT+VTS=" + "\"" + tone + "\"");
        command.append(ATConstants.CR);
	}

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

	protected void decodeOkResponse(CharBuffer response) {
		
		if (commandType == COMMAND_TYPE_TEST) {
			// format:<CR><LF>+VTS: (list of supported <Tone>s)<CR><LF><CR><LF>OK<CR><LF>
            supportedTone = StringUtils.substring(response.toString(), "+VTS:", ATConstants.CRLF).trim();
		}
	}
	

}