org.immutables.fixture.modifiable.ImmutableWithModifiable Maven / Gradle / Ivy
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package org.immutables.fixture.modifiable;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import com.google.errorprone.annotations.Var;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import javax.annotation.CheckReturnValue;
import javax.annotation.Nullable;
import javax.annotation.ParametersAreNonnullByDefault;
import javax.annotation.concurrent.Immutable;
import javax.annotation.concurrent.NotThreadSafe;
import javax.validation.ConstraintViolation;
import javax.validation.ConstraintViolationException;
import javax.validation.Validation;
import javax.validation.Validator;
import org.immutables.value.Generated;
/**
* Immutable implementation of {@link AbstractImmutableWithModifiable}.
*
* Use the builder to create immutable instances:
* {@code ImmutableWithModifiable.builder()}.
*/
@Generated(from = "AbstractImmutableWithModifiable", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableWithModifiable
implements AbstractImmutableWithModifiable {
private final int id;
private final String description;
private final List names;
private ImmutableWithModifiable(int id, String description, List names) {
this.id = id;
this.description = description;
this.names = names;
}
/**
* @return The value of the {@code id} attribute
*/
@Override
public int getId() {
return id;
}
/**
* @return The value of the {@code description} attribute
*/
@Override
public String getDescription() {
return description;
}
/**
* @return The value of the {@code names} attribute
*/
@Override
public List getNames() {
return names;
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractImmutableWithModifiable#getId() id} attribute.
* A value equality check is used to prevent copying of the same value by returning {@code this}.
* @param value A new value for id
* @return A modified copy of the {@code this} object
*/
public final ImmutableWithModifiable withId(int value) {
if (this.id == value) return this;
return validate(new ImmutableWithModifiable(value, this.description, this.names));
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractImmutableWithModifiable#getDescription() description} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for description (can be {@code null})
* @return A modified copy of the {@code this} object
*/
public final ImmutableWithModifiable withDescription(String value) {
if (Objects.equals(this.description, value)) return this;
return validate(new ImmutableWithModifiable(this.id, value, this.names));
}
/**
* Copy the current immutable object with elements that replace the content of {@link AbstractImmutableWithModifiable#getNames() names}.
* @param elements The elements to set
* @return A modified copy of {@code this} object
*/
public final ImmutableWithModifiable withNames(String... elements) {
List newValue = createUnmodifiableList(false, createSafeList(Arrays.asList(elements), true, false));
return validate(new ImmutableWithModifiable(this.id, this.description, newValue));
}
/**
* Copy the current immutable object with elements that replace the content of {@link AbstractImmutableWithModifiable#getNames() names}.
* A shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param elements An iterable of names elements to set
* @return A modified copy of {@code this} object
*/
public final ImmutableWithModifiable withNames(Iterable elements) {
if (this.names == elements) return this;
List newValue = createUnmodifiableList(false, createSafeList(elements, true, false));
return validate(new ImmutableWithModifiable(this.id, this.description, newValue));
}
/**
* This instance is equal to all instances of {@code ImmutableWithModifiable} 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 ImmutableWithModifiable
&& equalTo(0, (ImmutableWithModifiable) another);
}
private boolean equalTo(int synthetic, ImmutableWithModifiable another) {
return id == another.id
&& Objects.equals(description, another.description)
&& names.equals(another.names);
}
/**
* Computes a hash code from attributes: {@code id}, {@code description}, {@code names}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + id;
h += (h << 5) + Objects.hashCode(description);
h += (h << 5) + names.hashCode();
return h;
}
/**
* Prints the immutable value {@code ImmutableWithModifiable} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return "ImmutableWithModifiable{"
+ "id=" + id
+ ", description=" + description
+ ", names=" + names
+ "}";
}
private static final Validator validator = Validation.buildDefaultValidatorFactory().getValidator();
private static ImmutableWithModifiable validate(ImmutableWithModifiable instance) {
Set> constraintViolations = validator.validate(instance);
if (!constraintViolations.isEmpty()) {
throw new ConstraintViolationException(constraintViolations);
}
return instance;
}
/**
* Creates an immutable copy of a {@link AbstractImmutableWithModifiable} 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 ImmutableWithModifiable instance
*/
public static ImmutableWithModifiable copyOf(AbstractImmutableWithModifiable instance) {
if (instance instanceof ImmutableWithModifiable) {
return (ImmutableWithModifiable) instance;
}
return ImmutableWithModifiable.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableWithModifiable ImmutableWithModifiable}.
*
* ImmutableWithModifiable.builder()
* .setId(int) // optional {@link AbstractImmutableWithModifiable#getId() id}
* .setDescription(String | null) // nullable {@link AbstractImmutableWithModifiable#getDescription() description}
* .addNames|addAllNames(String) // {@link AbstractImmutableWithModifiable#getNames() names} elements
* .build();
*
* @return A new ImmutableWithModifiable builder
*/
public static ImmutableWithModifiable.Builder builder() {
return new ImmutableWithModifiable.Builder();
}
/**
* Builds instances of type {@link ImmutableWithModifiable ImmutableWithModifiable}.
* 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 = "AbstractImmutableWithModifiable", generator = "Immutables")
@NotThreadSafe
public static final class Builder {
private int id;
private @Nullable String description;
private List names = new ArrayList();
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code ModifiableImmutableWithModifiable} 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(ModifiableImmutableWithModifiable instance) {
Objects.requireNonNull(instance, "instance");
setId(instance.getId());
String descriptionValue = instance.getDescription();
if (descriptionValue != null) {
setDescription(descriptionValue);
}
addAllNames(instance.getNames());
return this;
}
/**
* Fill a builder with attribute values from the provided {@code AbstractImmutableWithModifiable} instance.
* Regular attribute values will be replaced with those from the given instance.
* Absent optional values will not replace present values.
* Collection elements and entries will be added, not replaced.
* @param instance The instance from which to copy values
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder from(AbstractImmutableWithModifiable instance) {
Objects.requireNonNull(instance, "instance");
if (instance instanceof ModifiableImmutableWithModifiable) {
return from((ModifiableImmutableWithModifiable) instance);
}
setId(instance.getId());
String descriptionValue = instance.getDescription();
if (descriptionValue != null) {
setDescription(descriptionValue);
}
addAllNames(instance.getNames());
return this;
}
/**
* Initializes the value for the {@link AbstractImmutableWithModifiable#getId() id} attribute.
* @param id The value for id
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder setId(int id) {
this.id = id;
return this;
}
/**
* Initializes the value for the {@link AbstractImmutableWithModifiable#getDescription() description} attribute.
* @param description The value for description (can be {@code null})
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder setDescription(String description) {
this.description = description;
return this;
}
/**
* Adds one element to {@link AbstractImmutableWithModifiable#getNames() names} list.
* @param element A names element
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder addNames(String element) {
this.names.add(Objects.requireNonNull(element, "names element"));
return this;
}
/**
* Adds elements to {@link AbstractImmutableWithModifiable#getNames() names} list.
* @param elements An array of names elements
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder addNames(String... elements) {
for (String element : elements) {
this.names.add(Objects.requireNonNull(element, "names element"));
}
return this;
}
/**
* Sets or replaces all elements for {@link AbstractImmutableWithModifiable#getNames() names} list.
* @param elements An iterable of names elements
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder setNames(Iterable elements) {
this.names.clear();
return addAllNames(elements);
}
/**
* Adds elements to {@link AbstractImmutableWithModifiable#getNames() names} list.
* @param elements An iterable of names elements
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder addAllNames(Iterable elements) {
for (String element : elements) {
this.names.add(Objects.requireNonNull(element, "names element"));
}
return this;
}
/**
* Builds a new {@link ImmutableWithModifiable ImmutableWithModifiable}.
* @return An immutable instance of ImmutableWithModifiable
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableWithModifiable build() {
return ImmutableWithModifiable.validate(new ImmutableWithModifiable(id, description, createUnmodifiableList(true, names)));
}
}
private static List createSafeList(Iterable iterable, boolean checkNulls, boolean skipNulls) {
ArrayList list;
if (iterable instanceof Collection) {
int size = ((Collection) iterable).size();
if (size == 0) return Collections.emptyList();
list = new ArrayList<>(size);
} else {
list = new ArrayList<>();
}
for (T element : iterable) {
if (skipNulls && element == null) continue;
if (checkNulls) Objects.requireNonNull(element, "element");
list.add(element);
}
return list;
}
private static List createUnmodifiableList(boolean clone, List list) {
switch(list.size()) {
case 0: return Collections.emptyList();
case 1: return Collections.singletonList(list.get(0));
default:
if (clone) {
return Collections.unmodifiableList(new ArrayList<>(list));
} else {
if (list instanceof ArrayList) {
((ArrayList) list).trimToSize();
}
return Collections.unmodifiableList(list);
}
}
}
}