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SuperBuilder toBuilder; test cases
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Jan Rieke committed
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@@ -1,16 +1,16 @@
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/*
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* Copyright (C) 2018 The Project Lombok Authors.
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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@@ -43,7 +43,7 @@ import lombok.Singular;
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* The builder also has a <code>build()</code> method which returns a completed instance of the original type.
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* <p>
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* Complete documentation is found at <a href="https://projectlombok.org/features/experimental/SuperBuilder">the project lombok features page for @SuperBuilder</a>.
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*
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*
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* @see Singular
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*/
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@Target(TYPE)
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@@ -51,16 +51,15 @@ import lombok.Singular;
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public @interface SuperBuilder {
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/** @return Name of the method that creates a new builder instance. Default: {@code builder}. */
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String builderMethodName() default "builder";
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/** @return Name of the method in the builder class that creates an instance of your {@code @Builder}-annotated class. */
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String buildMethodName() default "build";
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// toBuilder also requires a two-stage system where each class gets its own toBuilder but calls on a second method (and also calls parentclass's method)
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// to fill the builder, as this class does not know what fields to pass on to the builder. Let's consider this, but only for milestone 2.
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/*
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* If true, generate an instance method to obtain a builder that is initialized with the values of this instance.
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*
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/**
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* If <code>true</code>, generate an instance method to obtain a builder that is initialized with the values of this instance.
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* In this case, all superclasses must also have <code>toBuilder=true</code>.
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*
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* @return Whether to generate a {@code toBuilder()} method.
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*/
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// boolean toBuilder() default false;
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boolean toBuilder() default false;
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}
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@@ -0,0 +1,157 @@
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import java.util.List;
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import manual.model.Superclass.SuperclassBuilder;
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import manual.model.Superclass.SuperclassBuilderImpl;
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public class SuperBuilderBasicToBuilder {
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public static class Parent {
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int field1;
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List<String> items;
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@java.lang.SuppressWarnings("all")
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public static abstract class ParentBuilder<C extends Parent, B extends ParentBuilder<C, B>> {
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@java.lang.SuppressWarnings("all")
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private int field1;
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@java.lang.SuppressWarnings("all")
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private java.util.ArrayList<String> items;
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@java.lang.SuppressWarnings("all")
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protected B $fillValuesFrom(final C instance) {
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this.field1(instance.field1);
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this.items(instance.items);
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return self();
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}
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@java.lang.SuppressWarnings("all")
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protected abstract B self();
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@java.lang.SuppressWarnings("all")
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public abstract C build();
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@java.lang.SuppressWarnings("all")
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public B field1(final int field1) {
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this.field1 = field1;
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return self();
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}
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@java.lang.SuppressWarnings("all")
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public B item(final String item) {
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if (this.items == null) this.items = new java.util.ArrayList<String>();
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this.items.add(item);
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return self();
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}
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@java.lang.SuppressWarnings("all")
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public B items(final java.util.Collection<? extends String> items) {
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if (this.items == null) this.items = new java.util.ArrayList<String>();
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this.items.addAll(items);
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return self();
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}
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@java.lang.SuppressWarnings("all")
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public B clearItems() {
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if (this.items != null) this.items.clear();
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return self();
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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public java.lang.String toString() {
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return "SuperBuilderBasicToBuilder.Parent.ParentBuilder(field1=" + this.field1 + ", items=" + this.items + ")";
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}
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}
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@java.lang.SuppressWarnings("all")
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private static final class ParentBuilderImpl extends ParentBuilder<Parent, ParentBuilderImpl> {
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@java.lang.SuppressWarnings("all")
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private ParentBuilderImpl() {
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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protected ParentBuilderImpl self() {
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return this;
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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public Parent build() {
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return new Parent(this);
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}
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}
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@java.lang.SuppressWarnings("all")
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protected Parent(final ParentBuilder<?, ?> b) {
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this.field1 = b.field1;
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java.util.List<String> items;
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switch (b.items == null ? 0 : b.items.size()) {
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case 0:
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items = java.util.Collections.emptyList();
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break;
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case 1:
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items = java.util.Collections.singletonList(b.items.get(0));
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break;
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default:
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items = java.util.Collections.unmodifiableList(new java.util.ArrayList<String>(b.items));
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}
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this.items = items;
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}
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@java.lang.SuppressWarnings("all")
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public static ParentBuilder<?, ?> builder() {
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return new ParentBuilderImpl();
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}
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@java.lang.SuppressWarnings("all")
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public ParentBuilder<?, ?> toBuilder() {
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return new ParentBuilderImpl().$fillValuesFrom(this);
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}
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}
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public static class Child extends Parent {
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double field3;
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@java.lang.SuppressWarnings("all")
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public static abstract class ChildBuilder<C extends Child, B extends ChildBuilder<C, B>> extends Parent.ParentBuilder<C, B> {
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@java.lang.SuppressWarnings("all")
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private double field3;
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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protected B $fillValuesFrom(C instance) {
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super.$fillValuesFrom(instance);
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this.field3(instance.field3);
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return self();
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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protected abstract B self();
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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public abstract C build();
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@java.lang.SuppressWarnings("all")
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public B field3(final double field3) {
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this.field3 = field3;
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return self();
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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public java.lang.String toString() {
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return "SuperBuilderBasicToBuilder.Child.ChildBuilder(super=" + super.toString() + ", field3=" + this.field3 + ")";
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}
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}
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@java.lang.SuppressWarnings("all")
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private static final class ChildBuilderImpl extends ChildBuilder<Child, ChildBuilderImpl> {
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@java.lang.SuppressWarnings("all")
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private ChildBuilderImpl() {
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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protected ChildBuilderImpl self() {
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return this;
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}
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@java.lang.Override
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@java.lang.SuppressWarnings("all")
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public Child build() {
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return new Child(this);
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}
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}
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@java.lang.SuppressWarnings("all")
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protected Child(final ChildBuilder<?, ?> b) {
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super(b);
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this.field3 = b.field3;
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}
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@java.lang.SuppressWarnings("all")
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public static ChildBuilder<?, ?> builder() {
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return new ChildBuilderImpl();
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}
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@java.lang.SuppressWarnings("all")
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public ChildBuilder<?, ?> toBuilder() {
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return new ChildBuilderImpl().$fillValuesFrom(this);
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}
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}
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public static void test() {
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Child x = Child.builder().field3(0.0).field1(5).item("").build().toBuilder().build();
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}
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}
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@@ -0,0 +1,133 @@
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import java.util.List;
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import SuperBuilderBasicToBuilder.Child.ChildBuilder;
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import SuperBuilderBasicToBuilder.Child.ChildBuilderImpl;
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import SuperBuilderBasicToBuilder.Parent.ParentBuilder;
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import SuperBuilderBasicToBuilder.Parent.ParentBuilderImpl;
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public class SuperBuilderBasic {
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public static @lombok.experimental.SuperBuilder class Parent {
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public static abstract @java.lang.SuppressWarnings("all") class ParentBuilder<C extends Parent, B extends ParentBuilder<C, B>> {
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private @java.lang.SuppressWarnings("all") int field1;
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private @java.lang.SuppressWarnings("all") java.util.ArrayList<String> items;
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public ParentBuilder() {
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super();
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}
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protected @java.lang.SuppressWarnings("all") B $fillValuesFrom(final C instance) {
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this.field1(instance.field1);
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this.items(instance.items);
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return self();
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}
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protected abstract @java.lang.SuppressWarnings("all") B self();
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public abstract @java.lang.SuppressWarnings("all") C build();
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public @java.lang.SuppressWarnings("all") B field1(final int field1) {
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this.field1 = field1;
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return self();
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}
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public @java.lang.SuppressWarnings("all") B item(String item) {
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if ((this.items == null))
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this.items = new java.util.ArrayList<String>();
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this.items.add(item);
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return self();
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}
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public @java.lang.SuppressWarnings("all") B items(java.util.Collection<? extends String> items) {
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if ((this.items == null))
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this.items = new java.util.ArrayList<String>();
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this.items.addAll(items);
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return self();
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}
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public @java.lang.SuppressWarnings("all") B clearItems() {
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if ((this.items != null))
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this.items.clear();
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return self();
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}
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public @java.lang.Override @java.lang.SuppressWarnings("all") java.lang.String toString() {
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return (((("SuperBuilderBasic.Parent.ParentBuilder(field1=" + this.field1) + ", items=") + this.items) + ")");
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}
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}
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private static final @java.lang.SuppressWarnings("all") class ParentBuilderImpl extends ParentBuilder<Parent, ParentBuilderImpl> {
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private ParentBuilderImpl() {
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super();
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}
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protected @java.lang.Override @java.lang.SuppressWarnings("all") ParentBuilderImpl self() {
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return this;
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}
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public @java.lang.Override @java.lang.SuppressWarnings("all") Parent build() {
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return new Parent(this);
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}
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}
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int field1;
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@lombok.Singular List<String> items;
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protected @java.lang.SuppressWarnings("all") Parent(final ParentBuilder<?, ?> b) {
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super();
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this.field1 = b.field1;
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java.util.List<String> items;
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switch (((b.items == null) ? 0 : b.items.size())) {
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case 0 :
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items = java.util.Collections.emptyList();
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break;
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case 1 :
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items = java.util.Collections.singletonList(b.items.get(0));
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break;
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default :
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items = java.util.Collections.unmodifiableList(new java.util.ArrayList<String>(b.items));
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}
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this.items = items;
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}
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public static @java.lang.SuppressWarnings("all") ParentBuilder<?, ?> builder() {
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return new ParentBuilderImpl();
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}
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public @java.lang.SuppressWarnings("all") ParentBuilder<?, ?> toBuilder() {
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return new ParentBuilderImpl().$fillValuesFrom(this);
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}
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}
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public static @lombok.experimental.SuperBuilder class Child extends Parent {
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public static abstract @java.lang.SuppressWarnings("all") class ChildBuilder<C extends Child, B extends ChildBuilder<C, B>> extends Parent.ParentBuilder<C, B> {
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private @java.lang.SuppressWarnings("all") double field3;
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public ChildBuilder() {
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super();
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}
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protected @java.lang.Override @java.lang.SuppressWarnings("all") B $fillValuesFrom(C instance) {
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super.$fillValuesFrom(instance);
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this.field3(instance.field3);
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return self();
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}
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protected abstract @java.lang.Override @java.lang.SuppressWarnings("all") B self();
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public abstract @java.lang.Override @java.lang.SuppressWarnings("all") C build();
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public @java.lang.SuppressWarnings("all") B field3(final double field3) {
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this.field3 = field3;
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return self();
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}
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public @java.lang.Override @java.lang.SuppressWarnings("all") java.lang.String toString() {
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return (((("SuperBuilderBasic.Child.ChildBuilder(super=" + super.toString()) + ", field3=") + this.field3) + ")");
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}
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}
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private static final @java.lang.SuppressWarnings("all") class ChildBuilderImpl extends ChildBuilder<Child, ChildBuilderImpl> {
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private ChildBuilderImpl() {
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super();
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}
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protected @java.lang.Override @java.lang.SuppressWarnings("all") ChildBuilderImpl self() {
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return this;
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}
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public @java.lang.Override @java.lang.SuppressWarnings("all") Child build() {
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return new Child(this);
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}
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}
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double field3;
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protected @java.lang.SuppressWarnings("all") Child(final ChildBuilder<?, ?> b) {
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super(b);
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this.field3 = b.field3;
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}
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public static @java.lang.SuppressWarnings("all") ChildBuilder<?, ?> builder() {
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return new ChildBuilderImpl();
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}
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public @java.lang.SuppressWarnings("all") ChildBuilder<?, ?> toBuilder() {
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return new ChildBuilderImpl().$fillValuesFrom(this);
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}
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}
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public SuperBuilderBasic() {
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super();
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}
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public static void test() {
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Child x = Child.builder().field3(0.0).field1(5).item("").build();
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}
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}
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@@ -0,0 +1,18 @@
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import java.util.List;
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public class SuperBuilderBasicToBuilder {
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@lombok.experimental.SuperBuilder(toBuilder=true)
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public static class Parent {
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int field1;
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@lombok.Singular List<String> items;
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}
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@lombok.experimental.SuperBuilder(toBuilder=true)
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public static class Child extends Parent {
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double field3;
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}
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public static void test() {
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Child x = Child.builder().field3(0.0).field1(5).item("").build().toBuilder().build();
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}
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}
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Block a user