增加通用配置

jetlinks-components/common-component/src/main/java/org/jetlinks/community/configuration/CommonConfiguration.java

@@ -0,0 +1,31 @@
+package org.jetlinks.community.configuration;
+
+import com.alibaba.fastjson.JSON;
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import org.apache.commons.beanutils.BeanUtilsBean;
+import org.apache.commons.beanutils.Converter;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class CommonConfiguration {
+
+    static {
+        BeanUtilsBean.getInstance().getConvertUtils().register(new Converter() {
+            @Override
+            public <T> T convert(Class<T> aClass, Object o) {
+                if (o instanceof String) {
+                    o = ((String) o).getBytes();
+                }
+                if (o instanceof byte[]) {
+                    o = Unpooled.wrappedBuffer(((byte[]) o));
+                }
+                if (o instanceof ByteBuf) {
+                    return (T) o;
+                }
+                return convert(aClass, JSON.toJSONBytes(o));
+            }
+        }, ByteBuf.class);
+    }
+
+}