br.com.objectos.way.flat.FlatContainerProperty Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of flat-pojo-plugin Show documentation
There is a newer version: 0.6.0
/*
 * Copyright 2016 Objectos, Fábrica de Software LTDA.
 *
 * 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 br.com.objectos.way.flat;

import java.util.List;

import javax.lang.model.element.Modifier;

import br.com.objectos.way.code.SimpleTypeInfo;
import br.com.objectos.way.pojo.plugin.Property;

import com.squareup.javapoet.FieldSpec;
import com.squareup.javapoet.MethodSpec;
import com.squareup.javapoet.MethodSpec.Builder;
import com.squareup.javapoet.TypeName;
import com.squareup.javapoet.TypeSpec;

/**
 * @author [email protected] (Marcio Endo)
 */
abstract class FlatContainerProperty {

  final Property property;

  FlatContainerProperty(Property property) {
    this.property = property;
  }

  public static FlatContainerProperty of(Property property) {
    SimpleTypeInfo returnTypeInfo = property.returnTypeInfo();
    return returnTypeInfo.isInfoOf(List.class)
        ? ListFlatContainerProperty.of(property, returnTypeInfo)
        : SimpleFlatContainerProperty.of(property, returnTypeInfo);
  }

  public static FlatContainerProperty errorOf(Property property) {
    return new Error(property);
  }

  public void constructor(MethodSpec.Builder constructor) {
    constructor
        .addParameter(property.returnTypeInfo().typeName(), propertyName())
        .addStatement("this.$1L = $1L", propertyName());
  }

  public void flatReaderVisitor(TypeSpec.Builder visitor) {
    visitor.addField(flatReaderVisitorFieldSpec().build());
  }

  public void visitLineMethodSwitch(MethodSpec.Builder method) {
    prefixInfo().visitLineMethodSwitch(method);
  }

  public abstract void visitLineMethod(MethodSpec.Builder method);

  public abstract void writeTo(MethodSpec.Builder method);

  FieldSpec.Builder flatReaderVisitorFieldSpec() {
    SimpleTypeInfo returnTypeInfo = property.returnTypeInfo();
    return FieldSpec.builder(returnTypeInfo.typeName(), property.name(), Modifier.PRIVATE);
  }

  abstract PrefixInfo prefixInfo();

  String propertyName() {
    return property.name();
  }

  TypeName propertyTypeName() {
    return property.returnTypeInfo().typeName();
  }

  private static class Error extends FlatContainerProperty {

    public Error(Property property) {
      super(property);
    }

    @Override
    public void visitLineMethod(Builder method) {
    }

    @Override
    public void writeTo(Builder method) {
    }

    @Override
    PrefixInfo prefixInfo() {
      return null;
    }

  }

}