org.immutables.fixture.nullable.ImmutableNullableDefault Maven / Gradle / Ivy
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package org.immutables.fixture.nullable;
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 NullableDefault}.
*
* Use the builder to create immutable instances:
* {@code ImmutableNullableDefault.builder()}.
*/
@Generated(from = "NullableDefault", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableNullableDefault implements NullableDefault {
private final @Nullable String str;
private final @Nullable Integer intr;
private ImmutableNullableDefault(ImmutableNullableDefault.Builder builder) {
if (builder.strIsSet()) {
initShim.str(builder.str);
}
if (builder.intrIsSet()) {
initShim.intr(builder.intr);
}
this.str = initShim.str();
this.intr = initShim.intr();
this.initShim = null;
}
private ImmutableNullableDefault(@Nullable String str, @Nullable Integer intr) {
this.str = str;
this.intr = intr;
this.initShim = null;
}
private static final byte STAGE_INITIALIZING = -1;
private static final byte STAGE_UNINITIALIZED = 0;
private static final byte STAGE_INITIALIZED = 1;
@SuppressWarnings("Immutable")
private transient volatile InitShim initShim = new InitShim();
@Generated(from = "NullableDefault", generator = "Immutables")
private final class InitShim {
private byte strBuildStage = STAGE_UNINITIALIZED;
private String str;
String str() {
if (strBuildStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (strBuildStage == STAGE_UNINITIALIZED) {
strBuildStage = STAGE_INITIALIZING;
this.str = strInitialize();
strBuildStage = STAGE_INITIALIZED;
}
return this.str;
}
void str(String str) {
this.str = str;
strBuildStage = STAGE_INITIALIZED;
}
private byte intrBuildStage = STAGE_UNINITIALIZED;
private Integer intr;
Integer intr() {
if (intrBuildStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (intrBuildStage == STAGE_UNINITIALIZED) {
intrBuildStage = STAGE_INITIALIZING;
this.intr = intrInitialize();
intrBuildStage = STAGE_INITIALIZED;
}
return this.intr;
}
void intr(Integer intr) {
this.intr = intr;
intrBuildStage = STAGE_INITIALIZED;
}
private String formatInitCycleMessage() {
List attributes = new ArrayList<>();
if (strBuildStage == STAGE_INITIALIZING) attributes.add("str");
if (intrBuildStage == STAGE_INITIALIZING) attributes.add("intr");
return "Cannot build NullableDefault, attribute initializers form cycle " + attributes;
}
}
private @Nullable String strInitialize() {
return NullableDefault.super.str();
}
private @Nullable Integer intrInitialize() {
return NullableDefault.super.intr();
}
/**
* @return The value of the {@code str} attribute
*/
@Override
public @Nullable String str() {
InitShim shim = this.initShim;
return shim != null
? shim.str()
: this.str;
}
/**
* @return The value of the {@code intr} attribute
*/
@Override
public @Nullable Integer intr() {
InitShim shim = this.initShim;
return shim != null
? shim.intr()
: this.intr;
}
/**
* Copy the current immutable object by setting a value for the {@link NullableDefault#str() str} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for str (can be {@code null})
* @return A modified copy of the {@code this} object
*/
public final ImmutableNullableDefault withStr(@Nullable String value) {
if (Objects.equals(this.str, value)) return this;
return new ImmutableNullableDefault(value, this.intr);
}
/**
* Copy the current immutable object by setting a value for the {@link NullableDefault#intr() intr} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for intr (can be {@code null})
* @return A modified copy of the {@code this} object
*/
public final ImmutableNullableDefault withIntr(@Nullable Integer value) {
if (Objects.equals(this.intr, value)) return this;
return new ImmutableNullableDefault(this.str, value);
}
/**
* This instance is equal to all instances of {@code ImmutableNullableDefault} 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 ImmutableNullableDefault
&& equalTo(0, (ImmutableNullableDefault) another);
}
private boolean equalTo(int synthetic, ImmutableNullableDefault another) {
return Objects.equals(str, another.str)
&& Objects.equals(intr, another.intr);
}
/**
* Computes a hash code from attributes: {@code str}, {@code intr}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + Objects.hashCode(str);
h += (h << 5) + Objects.hashCode(intr);
return h;
}
/**
* Prints the immutable value {@code NullableDefault} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("NullableDefault")
.omitNullValues()
.add("str", str)
.add("intr", intr)
.toString();
}
/**
* Creates an immutable copy of a {@link NullableDefault} 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 NullableDefault instance
*/
public static ImmutableNullableDefault copyOf(NullableDefault instance) {
if (instance instanceof ImmutableNullableDefault) {
return (ImmutableNullableDefault) instance;
}
return ImmutableNullableDefault.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableNullableDefault ImmutableNullableDefault}.
*
* ImmutableNullableDefault.builder()
* .str(String | null) // nullable {@link NullableDefault#str() str}
* .intr(Integer | null) // nullable {@link NullableDefault#intr() intr}
* .build();
*
* @return A new ImmutableNullableDefault builder
*/
public static ImmutableNullableDefault.Builder builder() {
return new ImmutableNullableDefault.Builder();
}
/**
* Builds instances of type {@link ImmutableNullableDefault ImmutableNullableDefault}.
* 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 = "NullableDefault", generator = "Immutables")
@NotThreadSafe
public static final class Builder {
private static final long OPT_BIT_STR = 0x1L;
private static final long OPT_BIT_INTR = 0x2L;
private long optBits;
private @Nullable String str;
private @Nullable Integer intr;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code NullableDefault} 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(NullableDefault instance) {
Objects.requireNonNull(instance, "instance");
@Nullable String strValue = instance.str();
if (strValue != null) {
str(strValue);
}
@Nullable Integer intrValue = instance.intr();
if (intrValue != null) {
intr(intrValue);
}
return this;
}
/**
* Initializes the value for the {@link NullableDefault#str() str} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link NullableDefault#str() str}.
* @param str The value for str (can be {@code null})
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder str(@Nullable String str) {
this.str = str;
optBits |= OPT_BIT_STR;
return this;
}
/**
* Initializes the value for the {@link NullableDefault#intr() intr} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link NullableDefault#intr() intr}.
* @param intr The value for intr (can be {@code null})
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder intr(@Nullable Integer intr) {
this.intr = intr;
optBits |= OPT_BIT_INTR;
return this;
}
/**
* Builds a new {@link ImmutableNullableDefault ImmutableNullableDefault}.
* @return An immutable instance of NullableDefault
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableNullableDefault build() {
return new ImmutableNullableDefault(this);
}
private boolean strIsSet() {
return (optBits & OPT_BIT_STR) != 0;
}
private boolean intrIsSet() {
return (optBits & OPT_BIT_INTR) != 0;
}
}
}