org.immutables.fixture.generics.ImmutableGenericChild Maven / Gradle / Ivy
Show all versions of value-fixture Show documentation
package org.immutables.fixture.generics;
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 GenericCore.GenericChild}.
*
* Use the builder to create immutable instances:
* {@code ImmutableGenericChild.builder()}.
*/
@Generated(from = "GenericCore.GenericChild", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableGenericChild
implements GenericCore.GenericChild {
private final T object;
private ImmutableGenericChild(T object) {
this.object = object;
}
/**
* @return The value of the {@code object} attribute
*/
@Override
public T getObject() {
return object;
}
/**
* Copy the current immutable object by setting a value for the {@link GenericCore.GenericChild#getObject() object} attribute.
* A shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param value A new value for object
* @return A modified copy of the {@code this} object
*/
public final ImmutableGenericChild withObject(T value) {
if (this.object == value) return this;
T newValue = Objects.requireNonNull(value, "object");
return new ImmutableGenericChild<>(newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableGenericChild} 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 ImmutableGenericChild
&& equalTo(0, (ImmutableGenericChild) another);
}
private boolean equalTo(int synthetic, ImmutableGenericChild another) {
return object.equals(another.object);
}
/**
* Computes a hash code from attributes: {@code object}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + object.hashCode();
return h;
}
/**
* Prints the immutable value {@code GenericChild} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("GenericChild")
.omitNullValues()
.add("object", object)
.toString();
}
/**
* Creates an immutable copy of a {@link GenericCore.GenericChild} value.
* Uses accessors to get values to initialize the new immutable instance.
* If an instance is already immutable, it is returned as is.
* @param generic parameter T
* @param instance The instance to copy
* @return A copied immutable GenericChild instance
*/
public static ImmutableGenericChild copyOf(GenericCore.GenericChild instance) {
if (instance instanceof ImmutableGenericChild) {
return (ImmutableGenericChild) instance;
}
return ImmutableGenericChild.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableGenericChild ImmutableGenericChild}.
*
* ImmutableGenericChild.<T>builder()
* .object(T) // required {@link GenericCore.GenericChild#getObject() object}
* .build();
*
* @param generic parameter T
* @return A new ImmutableGenericChild builder
*/
public static ImmutableGenericChild.Builder builder() {
return new ImmutableGenericChild.Builder<>();
}
/**
* Builds instances of type {@link ImmutableGenericChild ImmutableGenericChild}.
* 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 = "GenericCore.GenericChild", generator = "Immutables")
@NotThreadSafe
public static final class Builder {
private static final long INIT_BIT_OBJECT = 0x1L;
private long initBits = 0x1L;
private @Nullable T object;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code org.immutables.fixture.generics.GenericCore.Core} instance.
* @param instance The instance from which to copy values
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder from(GenericCore.Core instance) {
Objects.requireNonNull(instance, "instance");
from((short) 0, (Object) instance);
return this;
}
/**
* Fill a builder with attribute values from the provided {@code org.immutables.fixture.generics.GenericCore.GenericChild} instance.
* @param instance The instance from which to copy values
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder from(GenericCore.GenericChild instance) {
Objects.requireNonNull(instance, "instance");
from((short) 0, (Object) instance);
return this;
}
@SuppressWarnings("unchecked")
private void from(short _unused, Object object) {
@Var long bits = 0;
if (object instanceof GenericCore.Core) {
GenericCore.Core instance = (GenericCore.Core) object;
if ((bits & 0x1L) == 0) {
object(instance.getObject());
bits |= 0x1L;
}
}
if (object instanceof GenericCore.GenericChild) {
GenericCore.GenericChild instance = (GenericCore.GenericChild) object;
if ((bits & 0x1L) == 0) {
object(instance.getObject());
bits |= 0x1L;
}
}
}
/**
* Initializes the value for the {@link GenericCore.GenericChild#getObject() object} attribute.
* @param object The value for object
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder object(T object) {
this.object = Objects.requireNonNull(object, "object");
initBits &= ~INIT_BIT_OBJECT;
return this;
}
/**
* Builds a new {@link ImmutableGenericChild ImmutableGenericChild}.
* @return An immutable instance of GenericChild
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableGenericChild build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableGenericChild<>(object);
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList<>();
if ((initBits & INIT_BIT_OBJECT) != 0) attributes.add("object");
return "Cannot build GenericChild, some of required attributes are not set " + attributes;
}
}
}