package mockit.asm.classes;
   
   import edu.umd.cs.findbugs.annotations.NonNull;
   
   import mockit.asm.constantPool.AttributeWriter;
   import mockit.asm.constantPool.ConstantPoolGeneration;
   import mockit.asm.util.ByteVector;
   
   import org.checkerframework.checker.index.qual.NonNegative;
  
  final class NestMembersWriter extends AttributeWriter {
      @NonNegative
      private final int[] memberClassNameIndices;
  
      NestMembersWriter(@NonNull ConstantPoolGeneration cp, @NonNull String[] memberClassNames) {
          super(cp, "NestMembers");
  
          memberClassNameIndices = new int[memberClassNames.length];
  
          for (int i = 0; i < memberClassNames.length; i++) {
              memberClassNameIndices[i] = cp.newClass(memberClassNames[i]);
          }
      }
  
      @NonNegative
      @Override
      public int getSize() {
          return 8 + 2 * memberClassNameIndices.length;
      }
  
      @Override
      public void put(@NonNull ByteVector out) {
          int numberOfMembers = memberClassNameIndices.length;
          put(out, 2 + 2 * numberOfMembers);
          out.putShort(numberOfMembers);
  
          for (int memberClassNameIndex : memberClassNameIndices) {
              out.putShort(memberClassNameIndex);
          }
      }
  }