org.redkale.boot.watch.ServiceWatchService Maven / Gradle / Ivy
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package org.redkale.boot.watch;
import java.lang.reflect.*;
import java.util.*;
import javax.annotation.Resource;
import org.redkale.boot.*;
import org.redkale.convert.json.JsonConvert;
import org.redkale.net.http.*;
import org.redkale.service.RetResult;
import org.redkale.util.*;
/**
*
* 详情见: https://redkale.org
*
* @author zhangjx
*/
@RestService(name = "service", catalog = "watch", repair = false)
public class ServiceWatchService extends AbstractWatchService {
@Comment("没有找到目标Service")
public static final int RET_SERVICE_DEST_NOT_EXISTS = 1603_0001;
@Resource
protected Application application;
@RestConvert(type = void.class)
@RestMapping(name = "setfield", auth = false, comment = "设置Service中指定字段的内容")
public RetResult setfield(@RestParam(name = "name", comment = "Service的资源名") String name,
@RestParam(name = "type", comment = "Service的类名") String type,
@RestParam(name = "field", comment = "字段名") String field,
@RestParam(name = "value", comment = "字段值") String value) {
if (name == null) name = "";
if (type == null) type = "";
if (field == null) field = "";
type = type.trim();
field = field.trim();
if (type.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `type`");
if (field.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `field`");
Object dest = findService(name, type);
Class clazz = dest.getClass();
Throwable t = null;
try {
Field fieldObj = null;
do {
try {
fieldObj = clazz.getDeclaredField(field);
break;
} catch (Exception e) {
if (t == null) t = e;
}
} while ((clazz = clazz.getSuperclass()) != Object.class);
if (fieldObj == null) return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + String.valueOf(t) + ")");
fieldObj.setAccessible(true);
fieldObj.set(dest, JsonConvert.root().convertFrom(fieldObj.getGenericType(), value));
return RetResult.success();
} catch (Throwable t2) {
return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + t2.toString() + ")");
}
}
@RestConvert(type = void.class)
@RestMapping(name = "getfield", auth = false, comment = "查询Service中指定字段的内容")
public RetResult getfield(@RestParam(name = "name", comment = "Service的资源名") String name,
@RestParam(name = "type", comment = "Service的类名") String type,
@RestParam(name = "field", comment = "字段名") String field) {
if (name == null) name = "";
if (type == null) type = "";
if (field == null) field = "";
type = type.trim();
field = field.trim();
if (type.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `type`");
if (field.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `field`");
Object dest = findService(name, type);
Class clazz = dest.getClass();
Throwable t = null;
try {
Field fieldObj = null;
do {
try {
fieldObj = clazz.getDeclaredField(field);
break;
} catch (Exception e) {
if (t == null) t = e;
}
} while ((clazz = clazz.getSuperclass()) != Object.class);
if (fieldObj == null) return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + String.valueOf(t) + ")");
fieldObj.setAccessible(true);
return new RetResult(fieldObj.get(dest));
} catch (Throwable t2) {
return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + t2.toString() + ")");
}
}
@RestConvert(type = void.class)
@RestMapping(name = "runmethod", auth = false, comment = "调用Service中指定方法")
public RetResult runmethod(@RestParam(name = "name", comment = "Service的资源名") String name,
@RestParam(name = "type", comment = "Service的类名") String type,
@RestParam(name = "method", comment = "Service的方法名") String method,
@RestParam(name = "params", comment = "方法的参数值") List params,
@RestParam(name = "paramtypes", comment = "方法的参数数据类型") List paramtypes) {
if (name == null) name = "";
if (type == null) type = "";
if (method == null) method = "";
type = type.trim();
method = method.trim();
if (type.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `type`");
if (method.isEmpty()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "not found param `method`");
Object dest = findService(name, type);
Class clazz = dest.getClass();
Throwable t = null;
final int paramcount = params == null ? 0 : params.size();
if (paramtypes != null && paramcount != paramtypes.size()) return new RetResult(RET_WATCH_PARAMS_ILLEGAL, "params.size not equals to paramtypes.size");
try {
Method methodObj = null;
do {
try {
for (Method m : clazz.getDeclaredMethods()) {
if (m.getName().equals(method) && m.getParameterCount() == paramcount) {
boolean flag = true;
if (paramtypes != null) {
Class[] pts = m.getParameterTypes();
for (int i = 0; i < pts.length; i++) {
if (!pts[i].getName().endsWith(paramtypes.get(i))) {
flag = false;
break;
}
}
}
if (flag) {
methodObj = m;
break;
}
}
}
if (methodObj != null) break;
} catch (Exception e) {
if (t == null) t = e;
}
} while ((clazz = clazz.getSuperclass()) != Object.class);
if (methodObj == null) return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + (t == null ? ("not found method(" + method + ")") : String.valueOf(t)) + ")");
methodObj.setAccessible(true);
if (paramcount < 1) return new RetResult(methodObj.invoke(dest));
Object[] paramObjs = new Object[paramcount];
Type[] pts = methodObj.getGenericParameterTypes();
for (int i = 0; i < paramObjs.length; i++) {
paramObjs[i] = JsonConvert.root().convertFrom(pts[i], params.get(i));
}
return new RetResult(methodObj.invoke(dest, paramObjs));
} catch (Throwable t2) {
return new RetResult(RET_WATCH_RUN_EXCEPTION, "run exception (" + t2.toString() + ")");
}
}
protected Object findService(String name, String type) {
Object dest = null;
for (NodeServer ns : application.getNodeServers()) {
ResourceFactory resFactory = ns.getResourceFactory();
List list = resFactory.query((n, s) -> name.equals(n) && s != null && s.getClass().getName().endsWith(type));
if (list == null || list.isEmpty()) continue;
dest = list.get(0);
}
if (dest == null) return new RetResult(RET_SERVICE_DEST_NOT_EXISTS, "not found servie (name=" + name + ", type=" + type + ")");
return dest;
}
@RestMapping(name = "load", auth = false, comment = "动态增加Service")
public RetResult loadService(String type, @RestUploadFile(maxLength = 10 * 1024 * 1024, fileNameReg = "\\.jar$") byte[] jar) {
//待开发
return RetResult.success();
}
@RestMapping(name = "reload", auth = false, comment = "重新加载Service")
public RetResult reloadService(String name, String type) {
//待开发
return RetResult.success();
}
@RestMapping(name = "stop", auth = false, comment = "动态停止Service")
public RetResult stopService(String name, String type) {
//待开发
return RetResult.success();
}
@RestMapping(name = "find", auth = false, comment = "查找Service")
public RetResult find(String name, String type) {
//待开发
return RetResult.success();
}
}