How to use

visitBinaryExpression

method

in

lombok.ast.ForwardingAstVisitor

  @Override
  public boolean visitBinaryExpression(BinaryExpression node) {
    BinaryOperator operator = node.astOperator();
    if (operator == BinaryOperator.ASSIGN || operator == BinaryOperator.OR_ASSIGN) {
      Expression left = node.astLeft();
      String variable;
      if (left instanceof Select && ((Select) left).astOperand() instanceof This) {
        variable = ((Select) left).astIdentifier().astValue();
      } else {
        variable = left.toString();
      }
      mVariables.add(variable);
    }
    return super.visitBinaryExpression(node);
  }
}

@Override
public boolean visitBinaryExpression(BinaryExpression node) {
  if (node.astOperator() == BinaryOperator.ASSIGN) {
    Expression rhs = node.astRight();
    if (rhs instanceof VariableReference) {
      JavaParser.ResolvedNode resolved = mContext.resolve(rhs);
      //noinspection SuspiciousMethodCalls
      if (resolved != null && mVariables.contains(resolved)) {
        JavaParser.ResolvedNode resolvedLhs = mContext.resolve(node.astLeft());
        if (resolvedLhs instanceof JavaParser.ResolvedVariable) {
          JavaParser.ResolvedVariable variable = (JavaParser.ResolvedVariable) resolvedLhs;
          mVariables.add(variable);
        }
      }
    }
  }
  return super.visitBinaryExpression(node);
}

@Override
public boolean visitBinaryExpression(BinaryExpression node) {
  if (node.astOperator() == BinaryOperator.ASSIGN) {
    Expression rhs = node.astRight();
    if (rhs instanceof VariableReference) {
      ResolvedNode resolved = mContext.resolve(rhs);
      //noinspection SuspiciousMethodCalls
      if (resolved != null && mVariables.contains(resolved)) {
        ResolvedNode resolvedLhs = mContext.resolve(node.astLeft());
        if (resolvedLhs instanceof ResolvedVariable) {
          ResolvedVariable variable = (ResolvedVariable) resolvedLhs;
          mVariables.add(variable);
        } else if (resolvedLhs instanceof ResolvedField) {
          mEscapes = true;
        }
      }
    }
  }
  return super.visitBinaryExpression(node);
}