org.mandas.docker.client.messages.ImmutableContainerChange Maven / Gradle / Ivy
package org.mandas.docker.client.messages;
import com.fasterxml.jackson.annotation.JsonProperty;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
/**
* Immutable implementation of {@link ContainerChange}.
*
* Use the builder to create immutable instances:
* {@code ImmutableContainerChange.builder()}.
*/
@SuppressWarnings({"all"})
final class ImmutableContainerChange implements ContainerChange {
private final String path;
private final Integer kind;
private ImmutableContainerChange(String path, Integer kind) {
this.path = path;
this.kind = kind;
}
/**
* @return The value of the {@code path} attribute
*/
@JsonProperty("Path")
@Override
public String path() {
return path;
}
/**
* @return The value of the {@code kind} attribute
*/
@JsonProperty("Kind")
@Override
public Integer kind() {
return kind;
}
/**
* Copy the current immutable object by setting a value for the {@link ContainerChange#path() path} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for path
* @return A modified copy of the {@code this} object
*/
public final ImmutableContainerChange withPath(String value) {
String newValue = Objects.requireNonNull(value, "path");
if (this.path.equals(newValue)) return this;
return new ImmutableContainerChange(newValue, this.kind);
}
/**
* Copy the current immutable object by setting a value for the {@link ContainerChange#kind() kind} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for kind
* @return A modified copy of the {@code this} object
*/
public final ImmutableContainerChange withKind(Integer value) {
Integer newValue = Objects.requireNonNull(value, "kind");
if (this.kind.equals(newValue)) return this;
return new ImmutableContainerChange(this.path, newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableContainerChange} that have equal attribute values.
* @return {@code true} if {@code this} is equal to {@code another} instance
*/
@Override
public boolean equals(Object another) {
if (this == another) return true;
return another instanceof ImmutableContainerChange
&& equalTo(0, (ImmutableContainerChange) another);
}
private boolean equalTo(int synthetic, ImmutableContainerChange another) {
return path.equals(another.path)
&& kind.equals(another.kind);
}
/**
* Computes a hash code from attributes: {@code path}, {@code kind}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 5381;
h += (h << 5) + path.hashCode();
h += (h << 5) + kind.hashCode();
return h;
}
/**
* Prints the immutable value {@code ContainerChange} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return "ContainerChange{"
+ "path=" + path
+ ", kind=" + kind
+ "}";
}
/**
* Creates an immutable copy of a {@link ContainerChange} 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 ContainerChange instance
*/
public static ImmutableContainerChange copyOf(ContainerChange instance) {
if (instance instanceof ImmutableContainerChange) {
return (ImmutableContainerChange) instance;
}
return ImmutableContainerChange.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableContainerChange ImmutableContainerChange}.
*
* ImmutableContainerChange.builder()
* .path(String) // required {@link ContainerChange#path() path}
* .kind(Integer) // required {@link ContainerChange#kind() kind}
* .build();
*
* @return A new ImmutableContainerChange builder
*/
public static ImmutableContainerChange.Builder builder() {
return new ImmutableContainerChange.Builder();
}
/**
* Builds instances of type {@link ImmutableContainerChange ImmutableContainerChange}.
* 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.
*/
static final class Builder implements ContainerChange.Builder {
private static final long INIT_BIT_PATH = 0x1L;
private static final long INIT_BIT_KIND = 0x2L;
private long initBits = 0x3L;
private String path;
private Integer kind;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code ContainerChange} 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(ContainerChange instance) {
Objects.requireNonNull(instance, "instance");
path(instance.path());
kind(instance.kind());
return this;
}
/**
* Initializes the value for the {@link ContainerChange#path() path} attribute.
* @param path The value for path
* @return {@code this} builder for use in a chained invocation
*/
@JsonProperty("Path")
public final Builder path(String path) {
this.path = Objects.requireNonNull(path, "path");
initBits &= ~INIT_BIT_PATH;
return this;
}
/**
* Initializes the value for the {@link ContainerChange#kind() kind} attribute.
* @param kind The value for kind
* @return {@code this} builder for use in a chained invocation
*/
@JsonProperty("Kind")
public final Builder kind(Integer kind) {
this.kind = Objects.requireNonNull(kind, "kind");
initBits &= ~INIT_BIT_KIND;
return this;
}
/**
* Builds a new {@link ImmutableContainerChange ImmutableContainerChange}.
* @return An immutable instance of ContainerChange
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableContainerChange build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableContainerChange(path, kind);
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList<>();
if ((initBits & INIT_BIT_PATH) != 0) attributes.add("path");
if ((initBits & INIT_BIT_KIND) != 0) attributes.add("kind");
return "Cannot build ContainerChange, some of required attributes are not set " + attributes;
}
}
}