org.glowroot.central.repo.ImmutableColumn Maven / Gradle / Ivy
package org.glowroot.central.repo;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.google.common.base.MoreObjects;
import com.google.common.collect.Lists;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.List;
import java.util.Objects;
import javax.annotation.CheckReturnValue;
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 AggregateDaoImpl.Column}.
*
* Use the builder to create immutable instances:
* {@code ImmutableColumn.builder()}.
* Use the static factory method to create immutable instances:
* {@code ImmutableColumn.of()}.
*/
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@Generated({"Immutables.generator", "AggregateDaoImpl.Column"})
@Immutable
@CheckReturnValue
final class ImmutableColumn implements AggregateDaoImpl.Column {
private final String name;
private final String type;
private ImmutableColumn(String name, String type) {
this.name = Objects.requireNonNull(name, "name");
this.type = Objects.requireNonNull(type, "type");
}
private ImmutableColumn(ImmutableColumn original, String name, String type) {
this.name = name;
this.type = type;
}
/**
* @return The value of the {@code name} attribute
*/
@JsonProperty("name")
@Override
public String name() {
return name;
}
/**
* @return The value of the {@code type} attribute
*/
@JsonProperty("type")
@Override
public String type() {
return type;
}
/**
* Copy the current immutable object by setting a value for the {@link AggregateDaoImpl.Column#name() name} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for name
* @return A modified copy of the {@code this} object
*/
public final ImmutableColumn withName(String value) {
if (this.name.equals(value)) return this;
String newValue = Objects.requireNonNull(value, "name");
return new ImmutableColumn(this, newValue, this.type);
}
/**
* Copy the current immutable object by setting a value for the {@link AggregateDaoImpl.Column#type() type} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for type
* @return A modified copy of the {@code this} object
*/
public final ImmutableColumn withType(String value) {
if (this.type.equals(value)) return this;
String newValue = Objects.requireNonNull(value, "type");
return new ImmutableColumn(this, this.name, newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableColumn} 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 ImmutableColumn
&& equalTo((ImmutableColumn) another);
}
private boolean equalTo(ImmutableColumn another) {
return name.equals(another.name)
&& type.equals(another.type);
}
/**
* Computes a hash code from attributes: {@code name}, {@code type}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 5381;
h += (h << 5) + name.hashCode();
h += (h << 5) + type.hashCode();
return h;
}
/**
* Prints the immutable value {@code Column} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("Column")
.omitNullValues()
.add("name", name)
.add("type", type)
.toString();
}
/**
* Utility type used to correctly read immutable object from JSON representation.
* @deprecated Do not use this type directly, it exists only for the Jackson-binding infrastructure
*/
@Deprecated
@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.NONE)
static final class Json implements AggregateDaoImpl.Column {
@Nullable String name;
@Nullable String type;
@JsonProperty("name")
public void setName(String name) {
this.name = name;
}
@JsonProperty("type")
public void setType(String type) {
this.type = type;
}
@Override
public String name() { throw new UnsupportedOperationException(); }
@Override
public String type() { throw new UnsupportedOperationException(); }
}
/**
* @param json A JSON-bindable data structure
* @return An immutable value type
* @deprecated Do not use this method directly, it exists only for the Jackson-binding infrastructure
*/
@Deprecated
@JsonCreator(mode = JsonCreator.Mode.DELEGATING)
static ImmutableColumn fromJson(Json json) {
ImmutableColumn.Builder builder = ImmutableColumn.builder();
if (json.name != null) {
builder.name(json.name);
}
if (json.type != null) {
builder.type(json.type);
}
return builder.build();
}
/**
* Construct a new immutable {@code Column} instance.
* @param name The value for the {@code name} attribute
* @param type The value for the {@code type} attribute
* @return An immutable Column instance
*/
public static ImmutableColumn of(String name, String type) {
return new ImmutableColumn(name, type);
}
/**
* Creates an immutable copy of a {@link AggregateDaoImpl.Column} 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 Column instance
*/
public static ImmutableColumn copyOf(AggregateDaoImpl.Column instance) {
if (instance instanceof ImmutableColumn) {
return (ImmutableColumn) instance;
}
return ImmutableColumn.builder()
.copyFrom(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableColumn ImmutableColumn}.
* @return A new ImmutableColumn builder
*/
public static ImmutableColumn.Builder builder() {
return new ImmutableColumn.Builder();
}
/**
* Builds instances of type {@link ImmutableColumn ImmutableColumn}.
* 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_NAME = 0x1L;
private static final long INIT_BIT_TYPE = 0x2L;
private long initBits = 0x3L;
private @Nullable String name;
private @Nullable String type;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code Column} 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 copyFrom(AggregateDaoImpl.Column instance) {
Objects.requireNonNull(instance, "instance");
name(instance.name());
type(instance.type());
return this;
}
/**
* Initializes the value for the {@link AggregateDaoImpl.Column#name() name} attribute.
* @param name The value for name
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder name(String name) {
this.name = Objects.requireNonNull(name, "name");
initBits &= ~INIT_BIT_NAME;
return this;
}
/**
* Initializes the value for the {@link AggregateDaoImpl.Column#type() type} attribute.
* @param type The value for type
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder type(String type) {
this.type = Objects.requireNonNull(type, "type");
initBits &= ~INIT_BIT_TYPE;
return this;
}
/**
* Builds a new {@link ImmutableColumn ImmutableColumn}.
* @return An immutable instance of Column
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableColumn build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableColumn(null, name, type);
}
private String formatRequiredAttributesMessage() {
List attributes = Lists.newArrayList();
if ((initBits & INIT_BIT_NAME) != 0) attributes.add("name");
if ((initBits & INIT_BIT_TYPE) != 0) attributes.add("type");
return "Cannot build Column, some of required attributes are not set " + attributes;
}
}
}