io.resys.wrench.assets.dt.api.model.ImmutableCell Maven / Gradle / Ivy
package io.resys.wrench.assets.dt.api.model;
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 DecisionTableAst.Cell}.
*
* Use the builder to create immutable instances:
* {@code ImmutableCell.builder()}.
*/
@Generated(from = "DecisionTableAst.Cell", generator = "Immutables")
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@javax.annotation.processing.Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableCell implements DecisionTableAst.Cell {
private final String id;
private final String header;
private final @Nullable String value;
private ImmutableCell(String id, String header, @Nullable String value) {
this.id = id;
this.header = header;
this.value = value;
}
/**
* @return The value of the {@code id} attribute
*/
@Override
public String getId() {
return id;
}
/**
* @return The value of the {@code header} attribute
*/
@Override
public String getHeader() {
return header;
}
/**
* @return The value of the {@code value} attribute
*/
@Override
public @Nullable String getValue() {
return value;
}
/**
* Copy the current immutable object by setting a value for the {@link DecisionTableAst.Cell#getId() id} attribute.
* An equals check 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 ImmutableCell withId(String value) {
String newValue = Objects.requireNonNull(value, "id");
if (this.id.equals(newValue)) return this;
return new ImmutableCell(newValue, this.header, this.value);
}
/**
* Copy the current immutable object by setting a value for the {@link DecisionTableAst.Cell#getHeader() header} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for header
* @return A modified copy of the {@code this} object
*/
public final ImmutableCell withHeader(String value) {
String newValue = Objects.requireNonNull(value, "header");
if (this.header.equals(newValue)) return this;
return new ImmutableCell(this.id, newValue, this.value);
}
/**
* Copy the current immutable object by setting a value for the {@link DecisionTableAst.Cell#getValue() value} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for value (can be {@code null})
* @return A modified copy of the {@code this} object
*/
public final ImmutableCell withValue(@Nullable String value) {
if (Objects.equals(this.value, value)) return this;
return new ImmutableCell(this.id, this.header, value);
}
/**
* This instance is equal to all instances of {@code ImmutableCell} 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 ImmutableCell
&& equalTo((ImmutableCell) another);
}
private boolean equalTo(ImmutableCell another) {
return id.equals(another.id)
&& header.equals(another.header)
&& Objects.equals(value, another.value);
}
/**
* Computes a hash code from attributes: {@code id}, {@code header}, {@code value}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + id.hashCode();
h += (h << 5) + header.hashCode();
h += (h << 5) + Objects.hashCode(value);
return h;
}
/**
* Prints the immutable value {@code Cell} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("Cell")
.omitNullValues()
.add("id", id)
.add("header", header)
.add("value", value)
.toString();
}
/**
* Creates an immutable copy of a {@link DecisionTableAst.Cell} 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 Cell instance
*/
public static ImmutableCell copyOf(DecisionTableAst.Cell instance) {
if (instance instanceof ImmutableCell) {
return (ImmutableCell) instance;
}
return ImmutableCell.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableCell ImmutableCell}.
*
* ImmutableCell.builder()
* .id(String) // required {@link DecisionTableAst.Cell#getId() id}
* .header(String) // required {@link DecisionTableAst.Cell#getHeader() header}
* .value(String | null) // nullable {@link DecisionTableAst.Cell#getValue() value}
* .build();
*
* @return A new ImmutableCell builder
*/
public static ImmutableCell.Builder builder() {
return new ImmutableCell.Builder();
}
/**
* Builds instances of type {@link ImmutableCell ImmutableCell}.
* 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 = "DecisionTableAst.Cell", generator = "Immutables")
@NotThreadSafe
public static final class Builder {
private static final long INIT_BIT_ID = 0x1L;
private static final long INIT_BIT_HEADER = 0x2L;
private long initBits = 0x3L;
private @Nullable String id;
private @Nullable String header;
private @Nullable String value;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code Cell} 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(DecisionTableAst.Cell instance) {
Objects.requireNonNull(instance, "instance");
id(instance.getId());
header(instance.getHeader());
@Nullable String valueValue = instance.getValue();
if (valueValue != null) {
value(valueValue);
}
return this;
}
/**
* Initializes the value for the {@link DecisionTableAst.Cell#getId() id} attribute.
* @param id The value for id
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder id(String id) {
this.id = Objects.requireNonNull(id, "id");
initBits &= ~INIT_BIT_ID;
return this;
}
/**
* Initializes the value for the {@link DecisionTableAst.Cell#getHeader() header} attribute.
* @param header The value for header
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder header(String header) {
this.header = Objects.requireNonNull(header, "header");
initBits &= ~INIT_BIT_HEADER;
return this;
}
/**
* Initializes the value for the {@link DecisionTableAst.Cell#getValue() value} attribute.
* @param value The value for value (can be {@code null})
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder value(@Nullable String value) {
this.value = value;
return this;
}
/**
* Builds a new {@link ImmutableCell ImmutableCell}.
* @return An immutable instance of Cell
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableCell build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableCell(id, header, value);
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList<>();
if ((initBits & INIT_BIT_ID) != 0) attributes.add("id");
if ((initBits & INIT_BIT_HEADER) != 0) attributes.add("header");
return "Cannot build Cell, some of required attributes are not set " + attributes;
}
}
}