wall filter refactor

src/main/java/com/alibaba/druid/wall/WallCheckResult.java

@@ -0,0 +1,29 @@
+package com.alibaba.druid.wall;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.alibaba.druid.sql.ast.SQLStatement;
+
+public class WallCheckResult {
+
+    private final List<Violation>    violations    = new ArrayList<Violation>(2);
+    private final List<SQLStatement> statementList = new ArrayList<SQLStatement>(2);
+
+    public WallCheckResult(){
+
+    }
+
+    public WallCheckResult(Violation violation){
+        this.violations.add(violation);
+    }
+
+    public List<Violation> getViolations() {
+        return violations;
+    }
+
+    public List<SQLStatement> getStatementList() {
+        return statementList;
+    }
+
+}