refactor(性能测试): 性能测试转出jmx格式化修改

backend/src/main/java/io/metersphere/performance/parse/EngineSourceParserFactory.java

@@ -1,19 +1,25 @@
 package io.metersphere.performance.parse;
 
 import io.metersphere.commons.constants.FileType;
+import io.metersphere.commons.utils.LogUtil;
 import io.metersphere.performance.parse.xml.reader.JmeterDocumentParser;
 import org.apache.commons.lang3.StringUtils;
 import org.dom4j.Document;
 import org.dom4j.DocumentException;
+import org.dom4j.Node;
+import org.dom4j.io.OutputFormat;
 import org.dom4j.io.SAXReader;
+import org.dom4j.io.XMLWriter;
 import org.xml.sax.SAXException;
 import org.xml.sax.helpers.XMLFilterImpl;
 
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.io.InputStream;
-import java.nio.charset.StandardCharsets;
+import java.util.List;
 
 public class EngineSourceParserFactory {
-    public static final boolean IS_TRANS = true;
+    public static final boolean IS_TRANS = false;
 
 
     public static EngineSourceParser createEngineSourceParser(String type) {
@@ -35,8 +41,28 @@ public class EngineSourceParserFactory {
     }
 
     public static byte[] getBytes(Document document) throws Exception {
-        // todo 格式化代码会导致前后置脚本缩进有问题，先使用基本方式
-        return document.asXML().getBytes(StandardCharsets.UTF_8);
+        OutputFormat format = new OutputFormat();
+        format.setIndentSize(2);
+        format.setNewlines(true);
+        format.setPadText(true);
+        format.setTrimText(false);
+        try (
+                ByteArrayOutputStream out = new ByteArrayOutputStream();
+        ) {
+            // 删除空白的行
+            List<Node> nodes = document.selectNodes("//text()[normalize-space(.)='']");
+            nodes.forEach(node -> node.setText(""));
+
+            XMLWriter xw = new XMLWriter(out, format);
+            xw.setEscapeText(IS_TRANS);
+            xw.write(document);
+            xw.flush();
+            xw.close();
+            return out.toByteArray();
+        } catch (IOException e) {
+            LogUtil.error(e);
+        }
+        return new byte[0];
     }
 
     public static XMLFilterImpl getFilter() {

backend/src/main/java/io/metersphere/performance/parse/xml/reader/JmeterDocumentParser.java

@@ -1127,9 +1127,6 @@ public class JmeterDocumentParser implements EngineSourceParser {
     }
 
     private void removeChildren(Element node) {
-        List<Element> elements = node.elements();
-        for (Element ele : elements) {
-            node.remove(ele);
-        }
+        node.setText("");
     }
 }