org.immutables.fixture.ImmutableSillyInterned Maven / Gradle / Ivy
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package org.immutables.fixture;
import com.google.common.base.MoreObjects;
import com.google.common.collect.Interner;
import com.google.common.collect.Interners;
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 SillyInterned}.
*
* Use the builder to create immutable instances:
* {@code ImmutableSillyInterned.builder()}.
* Use the static factory method to create immutable instances:
* {@code ImmutableSillyInterned.of()}.
*/
@Generated(from = "SillyInterned", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableSillyInterned extends SillyInterned {
private final int arg1;
private final int arg2;
private ImmutableSillyInterned(int arg1, int arg2) {
this.arg1 = arg1;
this.arg2 = arg2;
}
private ImmutableSillyInterned(ImmutableSillyInterned original, int arg1, int arg2) {
this.arg1 = arg1;
this.arg2 = arg2;
}
/**
* @return The value of the {@code arg1} attribute
*/
@Override
public int arg1() {
return arg1;
}
/**
* @return The value of the {@code arg2} attribute
*/
@Override
public int arg2() {
return arg2;
}
/**
* Copy the current immutable object by setting a value for the {@link SillyInterned#arg1() arg1} attribute.
* A value equality check is used to prevent copying of the same value by returning {@code this}.
* @param value A new value for arg1
* @return A modified copy of the {@code this} object
*/
public final ImmutableSillyInterned withArg1(int value) {
if (this.arg1 == value) return this;
return validate(new ImmutableSillyInterned(this, value, this.arg2));
}
/**
* Copy the current immutable object by setting a value for the {@link SillyInterned#arg2() arg2} attribute.
* A value equality check is used to prevent copying of the same value by returning {@code this}.
* @param value A new value for arg2
* @return A modified copy of the {@code this} object
*/
public final ImmutableSillyInterned withArg2(int value) {
if (this.arg2 == value) return this;
return validate(new ImmutableSillyInterned(this, this.arg1, value));
}
/**
* This instance is equal to all instances of {@code ImmutableSillyInterned} that have equal attribute values.
* As instances of the {@code ImmutableSillyInterned} class are interned, the {@code equals} method is implemented
* as an efficient reference equality check.
* @return {@code true} if {@code this} is equal to {@code another} instance
*/
@Override
public boolean equals(@Nullable Object another) {
return this == another;
}
private boolean equalTo(int synthetic, ImmutableSillyInterned another) {
return arg1 == another.arg1
&& arg2 == another.arg2;
}
/**
* Computes a hash code from attributes: {@code arg1}, {@code arg2}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + arg1;
h += (h << 5) + arg2;
return h;
}
/**
* Prints the immutable value {@code SillyInterned} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("SillyInterned")
.omitNullValues()
.add("arg1", arg1)
.add("arg2", arg2)
.toString();
}
@Generated(from = "SillyInterned", generator = "Immutables")
private static class InternProxy {
final ImmutableSillyInterned instance;
InternProxy(ImmutableSillyInterned instance) {
this.instance = instance;
}
@Override
public boolean equals(@Nullable Object another) {
return another != null && instance.equalTo(0, ((InternProxy) another).instance);
}
@Override
public int hashCode() {
return instance.hashCode();
}
}
private static final class InternerHolder {
static final Interner INTERNER = Interners.newStrongInterner();
}
/**
* Construct a new immutable {@code SillyInterned} instance.
* @param arg1 The value for the {@code arg1} attribute
* @param arg2 The value for the {@code arg2} attribute
* @return An immutable SillyInterned instance
*/
public static ImmutableSillyInterned of(int arg1, int arg2) {
return validate(new ImmutableSillyInterned(arg1, arg2));
}
private static ImmutableSillyInterned validate(ImmutableSillyInterned instance) {
return InternerHolder.INTERNER.intern(new InternProxy(instance)).instance;
}
/**
* Creates an immutable copy of a {@link SillyInterned} 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 SillyInterned instance
*/
public static ImmutableSillyInterned copyOf(SillyInterned instance) {
if (instance instanceof ImmutableSillyInterned) {
return (ImmutableSillyInterned) instance;
}
return ImmutableSillyInterned.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableSillyInterned ImmutableSillyInterned}.
*
* ImmutableSillyInterned.builder()
* .arg1(int) // required {@link SillyInterned#arg1() arg1}
* .arg2(int) // required {@link SillyInterned#arg2() arg2}
* .build();
*
* @return A new ImmutableSillyInterned builder
*/
public static ImmutableSillyInterned.Builder builder() {
return new ImmutableSillyInterned.Builder();
}
/**
* Builds instances of type {@link ImmutableSillyInterned ImmutableSillyInterned}.
* 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 = "SillyInterned", generator = "Immutables")
@NotThreadSafe
public static final class Builder {
private static final long INIT_BIT_ARG1 = 0x1L;
private static final long INIT_BIT_ARG2 = 0x2L;
private long initBits = 0x3L;
private int arg1;
private int arg2;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code SillyInterned} 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(SillyInterned instance) {
Objects.requireNonNull(instance, "instance");
arg1(instance.arg1());
arg2(instance.arg2());
return this;
}
/**
* Initializes the value for the {@link SillyInterned#arg1() arg1} attribute.
* @param arg1 The value for arg1
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder arg1(int arg1) {
this.arg1 = arg1;
initBits &= ~INIT_BIT_ARG1;
return this;
}
/**
* Initializes the value for the {@link SillyInterned#arg2() arg2} attribute.
* @param arg2 The value for arg2
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder arg2(int arg2) {
this.arg2 = arg2;
initBits &= ~INIT_BIT_ARG2;
return this;
}
/**
* Builds a new {@link ImmutableSillyInterned ImmutableSillyInterned}.
* @return An immutable instance of SillyInterned
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableSillyInterned build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return ImmutableSillyInterned.validate(new ImmutableSillyInterned(null, arg1, arg2));
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList<>();
if ((initBits & INIT_BIT_ARG1) != 0) attributes.add("arg1");
if ((initBits & INIT_BIT_ARG2) != 0) attributes.add("arg2");
return "Cannot build SillyInterned, some of required attributes are not set " + attributes;
}
}
}