/*xml
   <module name="Checker">
     <module name="TreeWalker">
       <module name="AvoidDoubleBraceInitialization"/>
     </module>
   </module>
   */
   package com.puppycrawl.tools.checkstyle.checks.coding.avoiddoublebraceinitialization;
   
  import java.util.ArrayList;
  
  import java.util.List;
  
  // xdoc section -- start
  class Example1 {
    // violation below 'Avoid double brace initialization.'
    List<Integer> list1 = new ArrayList<>() {
      {
        add(1);
      }
    };
    // violation below 'Avoid double brace initialization.'
    List<String> list2 = new ArrayList<>() {
          ;
      // comments and semicolons are ignored
      {
        add("foo");
      }
    };
    List<Object> list = new ArrayList<>() {
      // OK, as it is not double brace pattern
      private int field;
      {
        add(new Object());
      }
    };
  }
  // xdoc section -- end