com.myperfit.sdk.transactional.PerfitTransactional Maven / Gradle / Ivy
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package com.myperfit.sdk.transactional;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import javax.annotation.Nullable;
import javax.annotation.ParametersAreNonnullByDefault;
import javax.annotation.concurrent.Immutable;
import javax.annotation.concurrent.NotThreadSafe;
import org.json.simple.parser.JSONParser;
/**
* Immutable implementation of {@link AbstractPerfitTransactional}.
*
* Use the builder to create immutable instances:
* {@code PerfitTransactional.builder()}.
*/
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@Immutable
public final class PerfitTransactional extends AbstractPerfitTransactional {
private final String apiKey;
private final String url;
private final ObjectMapper mapper;
private final JSONParser parser;
private PerfitTransactional(PerfitTransactional.Builder builder) {
this.apiKey = builder.apiKey;
if (builder.url != null) {
initShim.url(builder.url);
}
if (builder.mapper != null) {
initShim.mapper(builder.mapper);
}
if (builder.parser != null) {
initShim.parser(builder.parser);
}
this.url = initShim.url();
this.mapper = initShim.mapper();
this.parser = initShim.parser();
this.initShim = null;
}
private PerfitTransactional(
String apiKey,
String url,
ObjectMapper mapper,
JSONParser parser) {
this.apiKey = apiKey;
this.url = url;
this.mapper = mapper;
this.parser = parser;
this.initShim = null;
}
private static final int STAGE_INITIALIZING = -1;
private static final int STAGE_UNINITIALIZED = 0;
private static final int STAGE_INITIALIZED = 1;
private transient volatile InitShim initShim = new InitShim();
private final class InitShim {
private String url;
private int urlBuildStage;
String url() {
if (urlBuildStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (urlBuildStage == STAGE_UNINITIALIZED) {
urlBuildStage = STAGE_INITIALIZING;
this.url = Objects.requireNonNull(PerfitTransactional.super.url(), "url");
urlBuildStage = STAGE_INITIALIZED;
}
return this.url;
}
void url(String url) {
this.url = url;
urlBuildStage = STAGE_INITIALIZED;
}
private ObjectMapper mapper;
private int mapperBuildStage;
ObjectMapper mapper() {
if (mapperBuildStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (mapperBuildStage == STAGE_UNINITIALIZED) {
mapperBuildStage = STAGE_INITIALIZING;
this.mapper = Objects.requireNonNull(PerfitTransactional.super.mapper(), "mapper");
mapperBuildStage = STAGE_INITIALIZED;
}
return this.mapper;
}
void mapper(ObjectMapper mapper) {
this.mapper = mapper;
mapperBuildStage = STAGE_INITIALIZED;
}
private JSONParser parser;
private int parserBuildStage;
JSONParser parser() {
if (parserBuildStage == STAGE_INITIALIZING) throw new IllegalStateException(formatInitCycleMessage());
if (parserBuildStage == STAGE_UNINITIALIZED) {
parserBuildStage = STAGE_INITIALIZING;
this.parser = Objects.requireNonNull(PerfitTransactional.super.parser(), "parser");
parserBuildStage = STAGE_INITIALIZED;
}
return this.parser;
}
void parser(JSONParser parser) {
this.parser = parser;
parserBuildStage = STAGE_INITIALIZED;
}
private String formatInitCycleMessage() {
ArrayList attributes = new ArrayList();
if (urlBuildStage == STAGE_INITIALIZING) attributes.add("url");
if (mapperBuildStage == STAGE_INITIALIZING) attributes.add("mapper");
if (parserBuildStage == STAGE_INITIALIZING) attributes.add("parser");
return "Cannot build PerfitTransactional, attribute initializers form cycle" + attributes;
}
}
/**
* @return The value of the {@code apiKey} attribute
*/
@Override
public String apiKey() {
return apiKey;
}
/**
* @return The value of the {@code url} attribute
*/
@Override
public String url() {
InitShim shim = this.initShim;
return shim != null
? shim.url()
: this.url;
}
/**
* @return The value of the {@code mapper} attribute
*/
@Override
public ObjectMapper mapper() {
InitShim shim = this.initShim;
return shim != null
? shim.mapper()
: this.mapper;
}
/**
* @return The value of the {@code parser} attribute
*/
@Override
public JSONParser parser() {
InitShim shim = this.initShim;
return shim != null
? shim.parser()
: this.parser;
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractPerfitTransactional#apiKey() apiKey} attribute.
* An equals check used to prevent copying of the same value by returning {@code this}.
* @param value A new value for apiKey
* @return A modified copy of the {@code this} object
*/
public final PerfitTransactional withApiKey(String value) {
if (this.apiKey.equals(value)) return this;
String newValue = Objects.requireNonNull(value, "apiKey");
return new PerfitTransactional(newValue, this.url, this.mapper, this.parser);
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractPerfitTransactional#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 PerfitTransactional withUrl(String value) {
if (this.url.equals(value)) return this;
String newValue = Objects.requireNonNull(value, "url");
return new PerfitTransactional(this.apiKey, newValue, this.mapper, this.parser);
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractPerfitTransactional#mapper() mapper} 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 mapper
* @return A modified copy of the {@code this} object
*/
public final PerfitTransactional withMapper(ObjectMapper value) {
if (this.mapper == value) return this;
ObjectMapper newValue = Objects.requireNonNull(value, "mapper");
return new PerfitTransactional(this.apiKey, this.url, newValue, this.parser);
}
/**
* Copy the current immutable object by setting a value for the {@link AbstractPerfitTransactional#parser() parser} 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 parser
* @return A modified copy of the {@code this} object
*/
public final PerfitTransactional withParser(JSONParser value) {
if (this.parser == value) return this;
JSONParser newValue = Objects.requireNonNull(value, "parser");
return new PerfitTransactional(this.apiKey, this.url, this.mapper, newValue);
}
/**
* This instance is equal to all instances of {@code PerfitTransactional} 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 PerfitTransactional
&& equalTo((PerfitTransactional) another);
}
private boolean equalTo(PerfitTransactional another) {
return apiKey.equals(another.apiKey)
&& url.equals(another.url)
&& mapper.equals(another.mapper)
&& parser.equals(another.parser);
}
/**
* Computes a hash code from attributes: {@code apiKey}, {@code url}, {@code mapper}, {@code parser}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 5381;
h += (h << 5) + apiKey.hashCode();
h += (h << 5) + url.hashCode();
h += (h << 5) + mapper.hashCode();
h += (h << 5) + parser.hashCode();
return h;
}
/**
* Prints the immutable value {@code PerfitTransactional} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return "PerfitTransactional{"
+ "apiKey=" + apiKey
+ ", url=" + url
+ ", mapper=" + mapper
+ ", parser=" + parser
+ "}";
}
/**
* Creates an immutable copy of a {@link AbstractPerfitTransactional} 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 PerfitTransactional instance
*/
public static PerfitTransactional copyOf(AbstractPerfitTransactional instance) {
if (instance instanceof PerfitTransactional) {
return (PerfitTransactional) instance;
}
return PerfitTransactional.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link PerfitTransactional PerfitTransactional}.
* @return A new PerfitTransactional builder
*/
public static PerfitTransactional.Builder builder() {
return new PerfitTransactional.Builder();
}
/**
* Builds instances of type {@link PerfitTransactional PerfitTransactional}.
* 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_API_KEY = 0x1L;
private long initBits = 0x1L;
private @Nullable String apiKey;
private @Nullable String url;
private @Nullable ObjectMapper mapper;
private @Nullable JSONParser parser;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code AbstractPerfitTransactional} 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(AbstractPerfitTransactional instance) {
Objects.requireNonNull(instance, "instance");
apiKey(instance.apiKey());
url(instance.url());
mapper(instance.mapper());
parser(instance.parser());
return this;
}
/**
* Initializes the value for the {@link AbstractPerfitTransactional#apiKey() apiKey} attribute.
* @param apiKey The value for apiKey
* @return {@code this} builder for use in a chained invocation
*/
public final Builder apiKey(String apiKey) {
this.apiKey = Objects.requireNonNull(apiKey, "apiKey");
initBits &= ~INIT_BIT_API_KEY;
return this;
}
/**
* Initializes the value for the {@link AbstractPerfitTransactional#url() url} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link AbstractPerfitTransactional#url() url}.
* @param url The value for url
* @return {@code this} builder for use in a chained invocation
*/
public final Builder url(String url) {
this.url = Objects.requireNonNull(url, "url");
return this;
}
/**
* Initializes the value for the {@link AbstractPerfitTransactional#mapper() mapper} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link AbstractPerfitTransactional#mapper() mapper}.
* @param mapper The value for mapper
* @return {@code this} builder for use in a chained invocation
*/
public final Builder mapper(ObjectMapper mapper) {
this.mapper = Objects.requireNonNull(mapper, "mapper");
return this;
}
/**
* Initializes the value for the {@link AbstractPerfitTransactional#parser() parser} attribute.
*
If not set, this attribute will have a default value as returned by the initializer of {@link AbstractPerfitTransactional#parser() parser}.
* @param parser The value for parser
* @return {@code this} builder for use in a chained invocation
*/
public final Builder parser(JSONParser parser) {
this.parser = Objects.requireNonNull(parser, "parser");
return this;
}
/**
* Builds a new {@link PerfitTransactional PerfitTransactional}.
* @return An immutable instance of PerfitTransactional
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public PerfitTransactional build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new PerfitTransactional(this);
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList();
if ((initBits & INIT_BIT_API_KEY) != 0) attributes.add("apiKey");
return "Cannot build PerfitTransactional, some of required attributes are not set " + attributes;
}
}
}