content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE is distributed in the hope that it will be useful,
   *  but WITHOUT ANY WARRANTY; without even the implied warranty of
   *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *  GNU General Public License for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  package com.itsaky.androidide.lsp.java.visitors;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Objects;
  import openjdk.source.tree.ClassTree;
  import openjdk.source.tree.CompilationUnitTree;
  import openjdk.source.util.TreeScanner;
  
  public class FindTypeDeclarationNamed extends TreeScanner<ClassTree, String> {
    private List<CharSequence> qualifiedName = new ArrayList<>();
  
    @Override
    public ClassTree reduce(ClassTree a, ClassTree b) {
      if (a != null) return a;
      return b;
    }
  
    @Override
    public ClassTree visitCompilationUnit(CompilationUnitTree t, String find) {
      String name = Objects.toString(t.getPackageName(), "");
      qualifiedName.add(name);
      return super.visitCompilationUnit(t, find);
    }
  
    @Override
    public ClassTree visitClass(ClassTree t, String find) {
      qualifiedName.add(t.getSimpleName());
      if (String.join(".", qualifiedName).equals(find)) {
        return t;
      }
      ClassTree recurse = super.visitClass(t, find);
      qualifiedName.remove(qualifiedName.size() - 1);
      return recurse;
    }
  }
  