修改空指针异常

src/main/java/cn/com/poc/agent_application/convert/AgentApplicationInfoConvert.java

@@ -137,16 +137,18 @@ public class AgentApplicationInfoConvert {
         commConfig.setContinuousQuestionTurn(entity.getContinuousQuestionTurn());
         List<Variable> variables = new ArrayList<>();
         String[] variableStructure = entity.getVariableStructure();
-        for (int i = 0; i < variableStructure.length; i++) {
-            Variable variable = new Variable();
-            String input = variableStructure[i];
-            // 定义正则表达式模式
-            Pattern pattern = Pattern.compile("(key|default):([^,]+)");
-            Matcher matcher = pattern.matcher(input);
-            if (matcher.find()) {
-                variable.setKey(matcher.group(1));
-                variable.setVariableDefault(matcher.group(2));
-                variables.add(variable);
+        if(variableStructure != null){
+            for (int i = 0; i < variableStructure.length; i++) {
+                Variable variable = new Variable();
+                String input = variableStructure[i];
+                // 定义正则表达式模式
+                Pattern pattern = Pattern.compile("(key|default):([^,]+)");
+                Matcher matcher = pattern.matcher(input);
+                if (matcher.find()) {
+                    variable.setKey(matcher.group(1));
+                    variable.setVariableDefault(matcher.group(2));
+                    variables.add(variable);
+                }
             }
         }
         commConfig.setVariableStructure(variables);