org.immutables.fixture.ImmutableDefaultDerivedInit Maven / Gradle / Ivy
package org.immutables.fixture;
import com.google.common.base.MoreObjects;
import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Generated;
import javax.annotation.Nullable;
import javax.annotation.ParametersAreNonnullByDefault;
import javax.annotation.concurrent.Immutable;
import javax.annotation.concurrent.NotThreadSafe;
/**
* Immutable implementation of {@link DefaultDerivedInit}.
*
* Use the builder to create immutable instances:
* {@code ImmutableDefaultDerivedInit.builder()}.
* Use the static factory method to create immutable instances:
* {@code ImmutableDefaultDerivedInit.of()}.
*/
@SuppressWarnings("all")
@ParametersAreNonnullByDefault
@Generated({"Immutables.generator", "DefaultDerivedInit"})
@Immutable
public final class ImmutableDefaultDerivedInit extends DefaultDerivedInit {
private final String index;
private final String uuid;
private final String title;
private ImmutableDefaultDerivedInit(String uuid, String title) {
this.uuid = Preconditions.checkNotNull(uuid, "uuid");
this.title = Preconditions.checkNotNull(title, "title");
initShim.uuid(this.uuid);
this.index = initShim.index();
this.initShim = null;
}
private ImmutableDefaultDerivedInit(ImmutableDefaultDerivedInit.Builder builder) {
this.title = builder.title;
if (builder.uuid != null) {
initShim.uuid(builder.uuid);
}
this.uuid = initShim.uuid();
this.index = initShim.index();
this.initShim = null;
}
private ImmutableDefaultDerivedInit(ImmutableDefaultDerivedInit original, String uuid, String title) {
this.uuid = uuid;
this.title = title;
initShim.uuid(this.uuid);
this.index = initShim.index();
this.initShim = null;
}
private static final int STAGE_INITIALIZING = -1;
private static final int STAGE_UNINITIALIZED = 0;
private static final int STAGE_INITIALIZED = 1;
private transient volatile InitShim initShim = new InitShim();
private final class InitShim {
private String index;
private int indexStage;
String index() {
if (indexStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (indexStage == STAGE_UNINITIALIZED) {
indexStage = STAGE_INITIALIZING;
this.index = Preconditions.checkNotNull(ImmutableDefaultDerivedInit.super.index(), "index");
indexStage = STAGE_INITIALIZED;
}
return this.index;
}
private String uuid;
private int uuidStage;
String uuid() {
if (uuidStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (uuidStage == STAGE_UNINITIALIZED) {
uuidStage = STAGE_INITIALIZING;
this.uuid = Preconditions.checkNotNull(ImmutableDefaultDerivedInit.super.uuid(), "uuid");
uuidStage = STAGE_INITIALIZED;
}
return this.uuid;
}
void uuid(String uuid) {
this.uuid = uuid;
uuidStage = STAGE_INITIALIZED;
}
private String formatInitCycleMessage() {
ArrayList attributes = Lists.newArrayList();
if (indexStage == STAGE_INITIALIZING) attributes.add("index");
if (uuidStage == STAGE_INITIALIZING) attributes.add("uuid");
return "Cannot build DefaultDerivedInit, attribute initializers form cycle" + attributes;
}
}
/**
* @return The computed-at-construction value of the {@code index} attribute
*/
@Override
public String index() {
InitShim shim = this.initShim;
return shim != null
? shim.index()
: this.index;
}
/**
* @return The value of the {@code uuid} attribute
*/
@Override
public String uuid() {
InitShim shim = this.initShim;
return shim != null
? shim.uuid()
: this.uuid;
}
/**
* @return The value of the {@code title} attribute
*/
@Override
public String title() {
return title;
}
/**
* Copy the current immutable object by setting a value for the {@link DefaultDerivedInit#uuid() uuid} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param uuid A new value for uuid
* @return A modified copy of the {@code this} object
*/
public final ImmutableDefaultDerivedInit withUuid(String uuid) {
if (this.uuid.equals(uuid)) return this;
String newValue = Preconditions.checkNotNull(uuid, "uuid");
return new ImmutableDefaultDerivedInit(this, newValue, this.title);
}
/**
* Copy the current immutable object by setting a value for the {@link DefaultDerivedInit#title() title} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param title A new value for title
* @return A modified copy of the {@code this} object
*/
public final ImmutableDefaultDerivedInit withTitle(String title) {
if (this.title.equals(title)) return this;
String newValue = Preconditions.checkNotNull(title, "title");
return new ImmutableDefaultDerivedInit(this, this.uuid, newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableDefaultDerivedInit} 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 ImmutableDefaultDerivedInit
&& equalTo((ImmutableDefaultDerivedInit) another);
}
private boolean equalTo(ImmutableDefaultDerivedInit another) {
return index.equals(another.index)
&& uuid.equals(another.uuid)
&& title.equals(another.title);
}
/**
* Computes a hash code from attributes: {@code index}, {@code uuid}, {@code title}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 31;
h = h * 17 + index.hashCode();
h = h * 17 + uuid.hashCode();
h = h * 17 + title.hashCode();
return h;
}
/**
* Prints the immutable value {@code DefaultDerivedInit} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("DefaultDerivedInit")
.omitNullValues()
.add("index", index)
.add("uuid", uuid)
.add("title", title)
.toString();
}
/**
* Construct a new immutable {@code DefaultDerivedInit} instance.
* @param uuid The value for the {@code uuid} attribute
* @param title The value for the {@code title} attribute
* @return An immutable DefaultDerivedInit instance
*/
public static ImmutableDefaultDerivedInit of(String uuid, String title) {
return new ImmutableDefaultDerivedInit(uuid, title);
}
/**
* Creates an immutable copy of a {@link DefaultDerivedInit} 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 DefaultDerivedInit instance
*/
public static ImmutableDefaultDerivedInit copyOf(DefaultDerivedInit instance) {
if (instance instanceof ImmutableDefaultDerivedInit) {
return (ImmutableDefaultDerivedInit) instance;
}
return ImmutableDefaultDerivedInit.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableDefaultDerivedInit ImmutableDefaultDerivedInit}.
* @return A new ImmutableDefaultDerivedInit builder
*/
public static ImmutableDefaultDerivedInit.Builder builder() {
return new ImmutableDefaultDerivedInit.Builder();
}
/**
* Builds instances of type {@link ImmutableDefaultDerivedInit ImmutableDefaultDerivedInit}.
* 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.
*/
@NotThreadSafe
public static final class Builder {
private static final long INIT_BIT_TITLE = 0x1L;
private long initBits = 0x1L;
private @Nullable String uuid;
private @Nullable String title;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code DefaultDerivedInit} 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
*/
public final Builder from(DefaultDerivedInit instance) {
Preconditions.checkNotNull(instance, "instance");
uuid(instance.uuid());
title(instance.title());
return this;
}
/**
* Initializes the value for the {@link DefaultDerivedInit#uuid() uuid} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link DefaultDerivedInit#uuid() uuid}.
* @param uuid The value for uuid
* @return {@code this} builder for use in a chained invocation
*/
public final Builder uuid(String uuid) {
this.uuid = Preconditions.checkNotNull(uuid, "uuid");
return this;
}
/**
* Initializes the value for the {@link DefaultDerivedInit#title() title} attribute.
* @param title The value for title
* @return {@code this} builder for use in a chained invocation
*/
public final Builder title(String title) {
this.title = Preconditions.checkNotNull(title, "title");
initBits &= ~INIT_BIT_TITLE;
return this;
}
/**
* Builds a new {@link ImmutableDefaultDerivedInit ImmutableDefaultDerivedInit}.
* @return An immutable instance of DefaultDerivedInit
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableDefaultDerivedInit build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableDefaultDerivedInit(this);
}
private String formatRequiredAttributesMessage() {
List attributes = Lists.newArrayList();
if ((initBits & INIT_BIT_TITLE) != 0) attributes.add("title");
return "Cannot build DefaultDerivedInit, some of required attributes are not set " + attributes;
}
}
}