package com.dy.common.mw.protocol;
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import java.util.HashMap;
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import java.util.Set;
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import org.reflections.Reflections;
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public abstract class Driver {
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//单线程单例Driver模式下运行
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protected HashMap<String, Class<CodeParse>> upCode2Classes = new HashMap<>() ;
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protected HashMap<String, CodeParse> upCode2ClassInstance = new HashMap<>() ;
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protected HashMap<String, Class<CodeParse>> downCode2Class = new HashMap<>() ;
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protected HashMap<String, CodeParse> downCode2ClassInstance = new HashMap<>() ;
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/**
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* 清空自己
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*/
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public abstract void clear() ;
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/**
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* 单线程单例Driver模式下运行
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* 扫描识别功能码注解类
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* @throws Exception 异常
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*/
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public abstract void scanAnnotationCode() throws Exception ;
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/**
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* 扫描识别功能码注解类
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* @param driver 驱动
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* @param protocolName 协议名称
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* @param scanRootPackage 扫描包
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* @throws Exception 异常
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*/
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@SuppressWarnings("unchecked")
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protected void doScanAnnotationCode(Driver driver, String protocolName, String scanRootPackage) throws Exception{
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Reflections reflections = new Reflections(scanRootPackage); // 指定包名
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String code ;
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String[] codes ;
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Class<CodeParse> codeParseClazz ;
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Set<Class<?>> codeUpClasses = reflections.getTypesAnnotatedWith(AnnotationCodeUp.class);
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if (codeUpClasses != null && codeUpClasses.size() > 0) {
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for (Class<?> clazz : codeUpClasses) {
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AnnotationCodeUp ann = clazz.getAnnotation(AnnotationCodeUp.class) ;
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if(ann != null){
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codeParseClazz = (Class<CodeParse>)clazz ;
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codes = ann.ifAny() ;
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if(codes.length > 0){
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for(String cd: codes){
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cd = cd.trim() ;
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if(!(cd.trim().equals(""))){
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if(driver.upCode2Classes.containsKey(cd)){
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throw new Exception("严重错误，协议" + protocolName + "的上行数据功能码" + cd + "出现了重复注解！") ;
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}
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driver.upCode2Classes.put(cd, codeParseClazz) ;
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}
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}
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}else{
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code = ann.value().trim() ;
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if(!(code.equals(""))){
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if(driver.upCode2Classes.containsKey(code)){
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throw new Exception("严重错误，协议" + protocolName + "的上行数据功能码" + code + "出现了重复注解！") ;
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}
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driver.upCode2Classes.put(code, codeParseClazz) ;
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}
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}
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}
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}
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}
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Set<Class<?>> codeDownClasses = reflections.getTypesAnnotatedWith(AnnotationCodeDown.class);
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if (codeDownClasses != null && codeDownClasses.size() > 0) {
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for (Class<?> clazz : codeDownClasses) {
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AnnotationCodeDown ann = clazz.getAnnotation(AnnotationCodeDown.class) ;
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if(ann != null){
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codeParseClazz = (Class<CodeParse>)clazz ;
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codes = ann.ifAny() ;
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if(codes.length > 0){
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for(String cd: codes){
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cd = cd.trim() ;
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if(!(cd.trim().equals(""))){
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if(driver.downCode2Class.containsKey(cd)){
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throw new Exception("严重错误，协议驱动" + protocolName + "的下行数据功能码" + cd + "出现了重复注解！") ;
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}
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driver.downCode2Class.put(cd, codeParseClazz) ;
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}
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}
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}else{
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code = ann.value() ;
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if(!(code.trim().equals(""))){
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if(driver.downCode2Class.containsKey(code)){
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throw new Exception("严重错误，协议驱动" + protocolName + "的下行数据功能码" + code + "出现了重复注解！") ;
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}
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driver.downCode2Class.put(code, codeParseClazz) ;
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}
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}
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}
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}
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}
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}
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/**
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* 单线程单例Driver模式下运行
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* 得到上行数据功能码处理类CodeParse对象
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* @param code 功能码
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* @return CodeParse
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* @throws Exception 异常
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*/
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public CodeParse getUpCodeParser(String code) throws Exception{
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CodeParse codeParse = upCode2ClassInstance.get(code) ;
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if(codeParse == null){
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Class<CodeParse> clazz = upCode2Classes.get(code) ;
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if(clazz == null){
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clazz = upCode2Classes.get(ProtocolConstant.anyCode) ;
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}
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if(clazz != null){
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//codeParse = clazz.newInstance() ;
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codeParse = clazz.getDeclaredConstructor().newInstance();
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upCode2ClassInstance.put(code, codeParse) ;
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}
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}
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return codeParse ;
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}
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/**
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* 单线程单例Driver模式下运行
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* 得到下行数据功能码处理类CodeParse对象
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* @param code 功能码
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* @return CodeParse
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* @throws Exception 异常
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*/
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public CodeParse getDownCodeParser(String code) throws Exception{
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CodeParse codeParse = downCode2ClassInstance.get(code) ;
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if(codeParse == null){
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Class<CodeParse> clazz = downCode2Class.get(code) ;
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if(clazz == null){
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clazz = downCode2Class.get(ProtocolConstant.anyCode) ;
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}
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if(clazz != null){
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//codeParse = clazz.newInstance() ;
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codeParse = clazz.getDeclaredConstructor().newInstance();
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downCode2ClassInstance.put(code, codeParse) ;
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}
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}
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return codeParse ;
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}
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/**
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* 解析RTU上行数据
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* @param isLowPower 是否在低功耗环境下运行
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* @param rtuAddr 控制器地址
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* @param upBuffer 字节数组
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* @param upHex 字节数组16进制形式
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* @param callback 回调
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* @return MidResult[]
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*/
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public abstract MidResult[] parseData(Boolean isLowPower, String rtuAddr, byte[] upBuffer, String upHex, DriverParserDataCallback callback, Object... params) ;
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/**
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* 构造下行数据（命令）
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* @param isLowPower 是否在低功耗环境下运行
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* @param command 命令
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* @return MidResult[]
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*/
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public abstract MidResult[] createCommand(Boolean isLowPower, Command command, Object... params);
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}
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