Smart-Doc pushes to Torna, and parsing two-dimensional arrays or nested Lists results in StackOverflow.

[zuiyicanxue]

Your Environment(您的使用环境)

• smart-doc version: 2.6.1
• plugin version (e.g. smart-doc-maven-plugin or smart-doc-gradle-plugin): 2.6.1
• build tool version(maven or gradle): 3.2

Expected Behavior(您期望的结果)

Successfully pushed to Torna.

Current Behavior(当前结果)

Possible Solution(bug解决建议)

Steps to Reproduce (Bug产生步骤，请尽量提供用例代码)

1. The request or response parameters include the following fields:
   private Integer[][] position;
   or
   private List<Integer[]> position;

2. Run the smart-doc:torna-rest plugin.

3. The error message is as follows:

---

Exception in thread "main" java.lang.StackOverflowError
at java.util.regex.Pattern.error(Pattern.java:1969)
at java.util.regex.Pattern.(Pattern.java:1354)
at java.util.regex.Pattern.compile(Pattern.java:1028)
at java.lang.String.replaceAll(String.java:2223)
at com.power.doc.utils.DocUtil.replaceNewLineToHtmlBr(DocUtil.java:534)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:240)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)
at com.power.doc.utils.TornaUtil.buildParams(TornaUtil.java:244)

Context(Bug影响描述)

1. Pushing to Torna fails, but HTML can be generated.
2. The preliminary issue is identified in the ParamsBuildHelper.buildParams method, which has problems parsing ApiParam.