增加LineNumberActionReporter 可准确输出行号 建议开发模式使用

src/main/java/com/jfinal/core/LineNumberActionReporter.java

@@ -0,0 +1,82 @@
+package com.jfinal.core;
+import com.jfinal.aop.Interceptor;
+import com.jfinal.core.paragetter.JsonRequest;
+import javassist.ClassPool;
+import javassist.CtMethod;
+import javassist.NotFoundException;
+
+import javax.servlet.http.HttpServletRequest;
+import java.io.IOException;
+import java.util.Date;
+
+/**
+ * LineNumberActionReporter
+ * 输出真实行号
+ * 建议开发模式下使用(有性能损耗)
+ * @author 山东小木
+ */
+public class LineNumberActionReporter extends ActionReporter {
+    @Override
+    public void report(String target, Controller controller, Action action) {
+        CtMethod ctMethod = null;
+        int lineNumber = 1;
+        try {
+            ctMethod = ClassPool.getDefault().getMethod(controller.getClass().getName(), action.getMethodName());
+            lineNumber = ctMethod.getMethodInfo().getLineNumber(0);
+        } catch (NotFoundException e) {
+            e.printStackTrace();
+        }
+        StringBuilder sb = new StringBuilder(title).append(sdf.get().format(new Date())).append(" --------------------------\n");
+        sb.append("Url         : ").append(controller.getRequest().getMethod()).append(' ').append(target).append('\n');
+        Class<? extends Controller> cc = action.getControllerClass();
+        sb.append("Controller  : ").append(cc.getName()).append(".(").append(cc.getSimpleName()).append(".java:").append(lineNumber).append(")\n");
+        sb.append("Method      : ").append(action.getMethodName()).append('\n');
+
+        String urlParas = controller.getPara();
+        if (urlParas != null) {
+            sb.append("UrlPara     : ").append(urlParas).append('\n');
+        }
+
+        Interceptor[] inters = action.getInterceptors();
+        if (inters.length > 0) {
+            sb.append("Interceptor : ");
+            lineNumber = 1;
+            ctMethod = null;
+            Class<? extends Interceptor> ic;
+            for (int i=0; i<inters.length; i++) {
+                lineNumber = 1;
+                ctMethod = null;
+                if (i > 0) {
+                    sb.append("\n              ");
+                }
+                ic = inters[i].getClass();
+                try {
+                    ctMethod = ClassPool.getDefault().getMethod(ic.getName(), "intercept");
+                    lineNumber = ctMethod.getMethodInfo().getLineNumber(0);
+                } catch (NotFoundException e) {
+                    e.printStackTrace();
+                }
+                sb.append(ic.getName()).append(".(").append(ic.getSimpleName()).append(".java:").append(lineNumber).append(')');
+            }
+            sb.append('\n');
+        }
+
+        // print all parameters
+        HttpServletRequest request = controller.getRequest();
+        if (request instanceof JsonRequest) {
+            buildJsonPara(controller, sb);
+        } else {
+            buildPara(controller, sb);
+        }
+
+        sb.append("--------------------------------------------------------------------------------\n");
+
+        try {
+            writer.write(sb.toString());
+        } catch (IOException ex) {
+            throw new RuntimeException(ex);
+        }
+    }
+}
+
+