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