org.immutables.fixture.ImmutableSillySub1 Maven / Gradle / Ivy

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Module that contains all tests for the code generation capability
There is a newer version: 2.10.1
package org.immutables.fixture;

import com.google.common.base.MoreObjects;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.Var;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import javax.annotation.CheckReturnValue;
import javax.annotation.Nullable;
import javax.annotation.ParametersAreNonnullByDefault;
import javax.annotation.concurrent.Immutable;
import javax.annotation.concurrent.NotThreadSafe;
import org.immutables.value.Generated;

/**
 * Immutable implementation of {@link SillySub1}.
 * 
 * Use the builder to create immutable instances:
 * {@code ImmutableSillySub1.builder()}.
 */
@Generated(from = "SillySub1", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableSillySub1 extends SillySub1 {
  private final int a;

  private ImmutableSillySub1(int a) {
    this.a = a;
  }

  /**
   * @return The value of the {@code a} attribute
   */
  @Override
  public int a() {
    return a;
  }

  /**
   * Copy the current immutable object by setting a value for the {@link SillySub1#a() a} attribute.
   * A value equality check is used to prevent copying of the same value by returning {@code this}.
   * @param value A new value for a
   * @return A modified copy of the {@code this} object
   */
  public final ImmutableSillySub1 withA(int value) {
    if (this.a == value) return this;
    return new ImmutableSillySub1(value);
  }

  /**
   * This instance is equal to all instances of {@code ImmutableSillySub1} that have equal attribute values.
   * @return {@code true} if {@code this} is equal to {@code another} instance
   */
  @Override
  public boolean equals(@Nullable Object another) {
    if (this == another) return true;
    return another instanceof ImmutableSillySub1
        && equalTo(0, (ImmutableSillySub1) another);
  }

  private boolean equalTo(int synthetic, ImmutableSillySub1 another) {
    return a == another.a;
  }

  /**
   * Computes a hash code from attributes: {@code a}.
   * @return hashCode value
   */
  @Override
  public int hashCode() {
    @Var int h = 5381;
    h += (h << 5) + a;
    return h;
  }

  /**
   * Prints the immutable value {@code SillySub1} with attribute values.
   * @return A string representation of the value
   */
  @Override
  public String toString() {
    return MoreObjects.toStringHelper("SillySub1")
        .omitNullValues()
        .add("a", a)
        .toString();
  }

  /**
   * Creates an immutable copy of a {@link SillySub1} value.
   * Uses accessors to get values to initialize the new immutable instance.
   * If an instance is already immutable, it is returned as is.
   * @param instance The instance to copy
   * @return A copied immutable SillySub1 instance
   */
  public static ImmutableSillySub1 copyOf(SillySub1 instance) {
    if (instance instanceof ImmutableSillySub1) {
      return (ImmutableSillySub1) instance;
    }
    return ImmutableSillySub1.builder()
        .from(instance)
        .build();
  }

  /**
   * Creates a builder for {@link ImmutableSillySub1 ImmutableSillySub1}.
   * 
   * ImmutableSillySub1.builder()
   *    .a(int) // required {@link SillySub1#a() a}
   *    .build();
   * 
   * @return A new ImmutableSillySub1 builder
   */
  public static ImmutableSillySub1.Builder builder() {
    return new ImmutableSillySub1.Builder();
  }

  /**
   * Builds instances of type {@link ImmutableSillySub1 ImmutableSillySub1}.
   * Initialize attributes and then invoke the {@link #build()} method to create an
   * immutable instance.
   * {@code Builder} is not thread-safe and generally should not be stored in a field or collection,
   * but instead used immediately to create instances.
   */
  @Generated(from = "SillySub1", generator = "Immutables")
  @NotThreadSafe
  public static final class Builder {
    private static final long INIT_BIT_A = 0x1L;
    private long initBits = 0x1L;

    private int a;

    private Builder() {
    }

    /**
     * Fill a builder with attribute values from the provided {@code SillySub1} instance.
     * Regular attribute values will be replaced with those from the given instance.
     * Absent optional values will not replace present values.
     * @param instance The instance from which to copy values
     * @return {@code this} builder for use in a chained invocation
     */
    @CanIgnoreReturnValue 
    public final Builder from(SillySub1 instance) {
      Objects.requireNonNull(instance, "instance");
      a(instance.a());
      return this;
    }

    /**
     * Initializes the value for the {@link SillySub1#a() a} attribute.
     * @param a The value for a 
     * @return {@code this} builder for use in a chained invocation
     */
    @CanIgnoreReturnValue 
    public final Builder a(int a) {
      this.a = a;
      initBits &= ~INIT_BIT_A;
      return this;
    }

    /**
     * Builds a new {@link ImmutableSillySub1 ImmutableSillySub1}.
     * @return An immutable instance of SillySub1
     * @throws java.lang.IllegalStateException if any required attributes are missing
     */
    public ImmutableSillySub1 build() {
      if (initBits != 0) {
        throw new IllegalStateException(formatRequiredAttributesMessage());
      }
      return new ImmutableSillySub1(a);
    }

    private String formatRequiredAttributesMessage() {
      List attributes = new ArrayList<>();
      if ((initBits & INIT_BIT_A) != 0) attributes.add("a");
      return "Cannot build SillySub1, some of required attributes are not set " + attributes;
    }
  }
}