content: /*
   * Copyright (C) 2015 Square, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.squareup.javapoet;
  
  import static com.squareup.javapoet.Util.checkNotNull;
  
  import java.io.IOException;
  import java.lang.reflect.GenericArrayType;
  import java.lang.reflect.Type;
  import java.util.ArrayList;
  import java.util.LinkedHashMap;
  import java.util.List;
  import java.util.Map;
  
  import jdkx.lang.model.element.TypeParameterElement;
  import jdkx.lang.model.type.ArrayType;
  
  public final class ArrayTypeName extends TypeName {
    public final TypeName componentType;
  
    private ArrayTypeName(TypeName componentType) {
      this(componentType, new ArrayList<>());
    }
  
    private ArrayTypeName(TypeName componentType, List<AnnotationSpec> annotations) {
      super(annotations);
      this.componentType = checkNotNull(componentType, "rawType == null");
    }
  
    /** Returns an array type whose elements are all instances of {@code componentType}. */
    public static ArrayTypeName of(Type componentType) {
      return of(TypeName.get(componentType));
    }
  
    /** Returns an array type whose elements are all instances of {@code componentType}. */
    public static ArrayTypeName of(TypeName componentType) {
      return new ArrayTypeName(componentType);
    }
  
    /** Returns an array type equivalent to {@code mirror}. */
    public static ArrayTypeName get(ArrayType mirror) {
      return get(mirror, new LinkedHashMap<>());
    }
  
    static ArrayTypeName get(
        ArrayType mirror, Map<TypeParameterElement, TypeVariableName> typeVariables) {
      return new ArrayTypeName(get(mirror.getComponentType(), typeVariables));
    }
  
    /** Returns an array type equivalent to {@code type}. */
    public static ArrayTypeName get(GenericArrayType type) {
      return get(type, new LinkedHashMap<>());
    }
  
    static ArrayTypeName get(GenericArrayType type, Map<Type, TypeVariableName> map) {
      return ArrayTypeName.of(get(type.getGenericComponentType(), map));
    }
  
    @Override
    public ArrayTypeName annotated(List<AnnotationSpec> annotations) {
      return new ArrayTypeName(componentType, concatAnnotations(annotations));
    }
  
    @Override
    public TypeName withoutAnnotations() {
      return new ArrayTypeName(componentType);
    }
  
    @Override
    CodeWriter emit(CodeWriter out) throws IOException {
      return emit(out, false);
    }
  
    private CodeWriter emitLeafType(CodeWriter out) throws IOException {
      if (TypeName.asArray(componentType) != null) {
        return TypeName.asArray(componentType).emitLeafType(out);
      }
      return componentType.emit(out);
    }
  
    private CodeWriter emitBrackets(CodeWriter out, boolean varargs) throws IOException {
      if (isAnnotated()) {
        out.emit(" ");
        emitAnnotations(out);
      }
  
      if (TypeName.asArray(componentType) == null) {
        // Last bracket.
        return out.emit(varargs ? "..." : "[]");
      }
      out.emit("[]");
      return TypeName.asArray(componentType).emitBrackets(out, varargs);
    }
  
    CodeWriter emit(CodeWriter out, boolean varargs) throws IOException {
      emitLeafType(out);
      return emitBrackets(out, varargs);
    }
  }
  