把 trace:stack 字段值转为 List<String> 返回，避免 Gson 等 JSON 库反序列化报错，并且还更方便浏览

Author: TommyLemon

APIJSONORM/src/main/java/apijson/orm/AbstractParser.java

@@ -630,7 +630,16 @@ public M parseResponse(M request) {
 				res.put("trace:throw", t.getClass().getName());
 
 				if (IS_RETURN_STACK_TRACE) {
-					res.put("trace:stack", t.getStackTrace());
+					L list = JSON.createJSONArray();
+
+					StackTraceElement[] traces = t.getStackTrace();
+					if (traces != null) { // && traces.length > 0) {
+						for (StackTraceElement trace : traces) {
+							list.add(trace == null ? null : trace.toString());
+						}
+					}
+
+					res.put("trace:stack", list);
 				}
 			}
 		}