init

src/main/java/org/nutz/mvc/annotation/Param.java

@@ -0,0 +1,24 @@
+package org.nutz.mvc.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Retention(RetentionPolicy.RUNTIME)
+@Target({ElementType.PARAMETER, ElementType.FIELD})
+@Documented
+public @interface Param {
+    boolean required() default true;
+
+    String value();
+
+    String dfmt() default "";
+
+    String df() default "//NOT EXIST IN//";
+
+    String locale() default "";
+
+    boolean array_auto_split() default true;
+}

src/main/java/org/nutz/mvc/view/UTF8JsonView.java

@@ -0,0 +1,98 @@
+package org.nutz.mvc.view;
+
+import java.io.IOException;
+import java.io.Writer;
+import java.util.*;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import java.util.stream.Collectors;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.nutz.json.JsonFormat;
+import org.nutz.lang.Lang;
+import org.nutz.mvc.Mvcs;
+import org.nutz.mvc.View;
+
+/**
+ * 重写
+ * 将数据采用json方式输出的试图实现
+ *
+ * @author zozoh(zozohtnt @ gmail.com)
+ * @author mawn(ming300 @ gmail.com)
+ * @author wendal(wendal1985 @ gmail.com)
+ */
+public class UTF8JsonView implements View {
+
+    public static String CT = "application/json";
+    public static String JSONP_CT = "application/javascript";
+
+    protected JsonFormat format;
+
+    protected Object data;
+
+    protected boolean jsonp;
+
+    protected String jsonpParam;
+
+    public UTF8JsonView setData(Object data) {
+
+        this.data = data;
+        return this;
+    }
+
+    public UTF8JsonView setJsonp(boolean jsonp) {
+        this.jsonp = jsonp;
+        return this;
+    }
+
+    public UTF8JsonView setJsonpParam(String jsonpParam) {
+        this.jsonpParam = jsonpParam;
+        return this;
+    }
+
+    public UTF8JsonView(JsonFormat format) {
+        this.format = format;
+    }
+
+    public UTF8JsonView() {
+        this.format = new JsonFormat(false);
+    }
+
+    public void render(HttpServletRequest req, HttpServletResponse resp, Object obj)
+            throws IOException {
+
+        if (resp.getContentType() == null)
+            if (jsonp)
+                resp.setContentType(JSONP_CT);
+            else
+                resp.setContentType(CT);
+        Writer writer = resp.getWriter();
+        if (jsonp)
+            writer.write(req.getParameter(jsonpParam == null ? "callback" : jsonpParam) + "(");
+
+        //默认过滤掉loginSessionId,password,salt 有些人就喜欢select ******
+        List<String> lockFields = Lang.list("password", "salt", "loginSessionId");
+        if (format.getLocked() != null) {
+            String patternString = format.getLocked().pattern();
+            String[] parts = patternString.split("\\|");
+            for (String part : parts) {
+                if (!lockFields.contains(part)) {
+                    lockFields.add(part);
+                }
+            }
+        }
+        format.setLocked(String.join("|", lockFields));
+
+        Mvcs.write(resp, writer, null == obj ? data : obj, format);
+        if (jsonp)
+            writer.write(");");
+    }
+
+    public static final View NICE = new UTF8JsonView(JsonFormat.nice());
+    public static final View COMPACT = new UTF8JsonView(JsonFormat.compact());
+    public static final View FULL = new UTF8JsonView(JsonFormat.full());
+    public static final View FORLOOK = new UTF8JsonView(JsonFormat.forLook());
+    public static final View JSONP = new UTF8JsonView(JsonFormat.compact()).setJsonp(true);
+}