org.mandas.docker.client.messages.swarm.ImmutableExternalCa Maven / Gradle / Ivy
package org.mandas.docker.client.messages.swarm;
import com.fasterxml.jackson.annotation.JsonProperty;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
/**
* Immutable implementation of {@link ExternalCa}.
*
* Use the builder to create immutable instances:
* {@code ImmutableExternalCa.builder()}.
*/
@SuppressWarnings({"all"})
final class ImmutableExternalCa implements ExternalCa {
private final String protocol;
private final String url;
private final Map options;
private ImmutableExternalCa(
String protocol,
String url,
Map options) {
this.protocol = protocol;
this.url = url;
this.options = options;
}
/**
* @return The value of the {@code protocol} attribute
*/
@JsonProperty("Protocol")
@Override
public String protocol() {
return protocol;
}
/**
* @return The value of the {@code url} attribute
*/
@JsonProperty("URL")
@Override
public String url() {
return url;
}
/**
* @return The value of the {@code options} attribute
*/
@JsonProperty("Options")
@Override
public Map options() {
return options;
}
/**
* Copy the current immutable object by setting a value for the {@link ExternalCa#protocol() protocol} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for protocol
* @return A modified copy of the {@code this} object
*/
public final ImmutableExternalCa withProtocol(String value) {
String newValue = Objects.requireNonNull(value, "protocol");
if (this.protocol.equals(newValue)) return this;
return new ImmutableExternalCa(newValue, this.url, this.options);
}
/**
* Copy the current immutable object by setting a value for the {@link ExternalCa#url() url} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for url
* @return A modified copy of the {@code this} object
*/
public final ImmutableExternalCa withUrl(String value) {
String newValue = Objects.requireNonNull(value, "url");
if (this.url.equals(newValue)) return this;
return new ImmutableExternalCa(this.protocol, newValue, this.options);
}
/**
* Copy the current immutable object by replacing the {@link ExternalCa#options() options} map with the specified map.
* Nulls are not permitted as keys or values.
* A shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param entries The entries to be added to the options map
* @return A modified copy of {@code this} object
*/
public final ImmutableExternalCa withOptions(Map entries) {
if (this.options == entries) return this;
Map newValue = createUnmodifiableMap(true, false, entries);
return new ImmutableExternalCa(this.protocol, this.url, newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableExternalCa} 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 ImmutableExternalCa
&& equalTo(0, (ImmutableExternalCa) another);
}
private boolean equalTo(int synthetic, ImmutableExternalCa another) {
return protocol.equals(another.protocol)
&& url.equals(another.url)
&& options.equals(another.options);
}
/**
* Computes a hash code from attributes: {@code protocol}, {@code url}, {@code options}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 5381;
h += (h << 5) + protocol.hashCode();
h += (h << 5) + url.hashCode();
h += (h << 5) + options.hashCode();
return h;
}
/**
* Prints the immutable value {@code ExternalCa} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return "ExternalCa{"
+ "protocol=" + protocol
+ ", url=" + url
+ ", options=" + options
+ "}";
}
/**
* Creates an immutable copy of a {@link ExternalCa} 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 ExternalCa instance
*/
public static ImmutableExternalCa copyOf(ExternalCa instance) {
if (instance instanceof ImmutableExternalCa) {
return (ImmutableExternalCa) instance;
}
return ImmutableExternalCa.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableExternalCa ImmutableExternalCa}.
*
* ImmutableExternalCa.builder()
* .protocol(String) // required {@link ExternalCa#protocol() protocol}
* .url(String) // required {@link ExternalCa#url() url}
* .addOption|putAllOptions(String => String) // {@link ExternalCa#options() options} mappings
* .build();
*
* @return A new ImmutableExternalCa builder
*/
public static ImmutableExternalCa.Builder builder() {
return new ImmutableExternalCa.Builder();
}
/**
* Builds instances of type {@link ImmutableExternalCa ImmutableExternalCa}.
* 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 {
private static final long INIT_BIT_PROTOCOL = 0x1L;
private static final long INIT_BIT_URL = 0x2L;
private long initBits = 0x3L;
private String protocol;
private String url;
private Map options = new LinkedHashMap();
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code ExternalCa} instance.
* Regular attribute values will be replaced with those from the given instance.
* Absent optional values will not replace present values.
* Collection elements and entries will be added, not replaced.
* @param instance The instance from which to copy values
* @return {@code this} builder for use in a chained invocation
*/
public final Builder from(ExternalCa instance) {
Objects.requireNonNull(instance, "instance");
protocol(instance.protocol());
url(instance.url());
putAllOptions(instance.options());
return this;
}
/**
* Initializes the value for the {@link ExternalCa#protocol() protocol} attribute.
* @param protocol The value for protocol
* @return {@code this} builder for use in a chained invocation
*/
@JsonProperty("Protocol")
public final Builder protocol(String protocol) {
this.protocol = Objects.requireNonNull(protocol, "protocol");
initBits &= ~INIT_BIT_PROTOCOL;
return this;
}
/**
* Initializes the value for the {@link ExternalCa#url() url} attribute.
* @param url The value for url
* @return {@code this} builder for use in a chained invocation
*/
@JsonProperty("URL")
public final Builder url(String url) {
this.url = Objects.requireNonNull(url, "url");
initBits &= ~INIT_BIT_URL;
return this;
}
/**
* Put one entry to the {@link ExternalCa#options() options} map.
* @param key The key in the options map
* @param value The associated value in the options map
* @return {@code this} builder for use in a chained invocation
*/
public final Builder addOption(String key, String value) {
this.options.put(
Objects.requireNonNull(key, "options key"),
Objects.requireNonNull(value, value == null ? "options value for key: " + key : null));
return this;
}
/**
* Put one entry to the {@link ExternalCa#options() options} map. Nulls are not permitted
* @param entry The key and value entry
* @return {@code this} builder for use in a chained invocation
*/
public final Builder addOption(Map.Entry entry) {
String k = entry.getKey();
String v = entry.getValue();
this.options.put(
Objects.requireNonNull(k, "options key"),
Objects.requireNonNull(v, v == null ? "options value for key: " + k : null));
return this;
}
/**
* Sets or replaces all mappings from the specified map as entries for the {@link ExternalCa#options() options} map. Nulls are not permitted
* @param entries The entries that will be added to the options map
* @return {@code this} builder for use in a chained invocation
*/
@JsonProperty("Options")
public final Builder options(Map entries) {
this.options.clear();
return putAllOptions(entries);
}
/**
* Put all mappings from the specified map as entries to {@link ExternalCa#options() options} map. Nulls are not permitted
* @param entries The entries that will be added to the options map
* @return {@code this} builder for use in a chained invocation
*/
public final Builder putAllOptions(Map entries) {
for (Map.Entry e : entries.entrySet()) {
String k = e.getKey();
String v = e.getValue();
this.options.put(
Objects.requireNonNull(k, "options key"),
Objects.requireNonNull(v, v == null ? "options value for key: " + k : null));
}
return this;
}
/**
* Builds a new {@link ImmutableExternalCa ImmutableExternalCa}.
* @return An immutable instance of ExternalCa
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableExternalCa build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableExternalCa(protocol, url, createUnmodifiableMap(false, false, options));
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList<>();
if ((initBits & INIT_BIT_PROTOCOL) != 0) attributes.add("protocol");
if ((initBits & INIT_BIT_URL) != 0) attributes.add("url");
return "Cannot build ExternalCa, some of required attributes are not set " + attributes;
}
}
private static Map createUnmodifiableMap(boolean checkNulls, boolean skipNulls, Map map) {
switch (map.size()) {
case 0: return Collections.emptyMap();
case 1: {
Map.Entry e = map.entrySet().iterator().next();
K k = e.getKey();
V v = e.getValue();
if (checkNulls) {
Objects.requireNonNull(k, "key");
Objects.requireNonNull(v, v == null ? "value for key: " + k : null);
}
if (skipNulls && (k == null || v == null)) {
return Collections.emptyMap();
}
return Collections.singletonMap(k, v);
}
default: {
Map linkedMap = new LinkedHashMap<>(map.size() * 4 / 3 + 1);
if (skipNulls || checkNulls) {
for (Map.Entry e : map.entrySet()) {
K k = e.getKey();
V v = e.getValue();
if (skipNulls) {
if (k == null || v == null) continue;
} else if (checkNulls) {
Objects.requireNonNull(k, "key");
Objects.requireNonNull(v, v == null ? "value for key: " + k : null);
}
linkedMap.put(k, v);
}
} else {
linkedMap.putAll(map);
}
return Collections.unmodifiableMap(linkedMap);
}
}
}
}