org.glowroot.transaction.ErrorMessage Maven / Gradle / Ivy
package org.glowroot.transaction;
import org.glowroot.shaded.fasterxml.jackson.annotation.JsonCreator;
import org.glowroot.shaded.fasterxml.jackson.annotation.JsonProperty;
import org.glowroot.shaded.google.common.base.MoreObjects;
import org.glowroot.shaded.google.common.base.Objects;
import org.glowroot.shaded.google.common.base.Preconditions;
import org.glowroot.shaded.google.common.collect.Lists;
import java.util.Collection;
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 ErrorMessageBase}.
*
* Use builder to create immutable instances:
* {@code ErrorMessage.builder()}.
* Use static factory method to create immutable instances:
* {@code ErrorMessage.of()}.
*/
@SuppressWarnings("all")
@ParametersAreNonnullByDefault
@Generated({"Immutables.generator", "ErrorMessageBase"})
@Immutable
public final class ErrorMessage extends ErrorMessageBase {
private final String message;
private final @Nullable ThrowableInfo throwable;
private ErrorMessage(String message, @Nullable ThrowableInfo throwable) {
this.message = message;
this.throwable = throwable;
}
/**
* {@inheritDoc}
* @return value of {@code message} attribute
*/
@JsonProperty("message")
@Override
public String message() {
return message;
}
/**
* {@inheritDoc}
* @return value of {@code throwable} attribute
*/
@JsonProperty("throwable")
@Override
public ThrowableInfo throwable() {
return throwable;
}
/**
* Copy current immutable object by setting value for {@link ErrorMessageBase#message() message}.
* Shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param value new value for message
* @return modified copy of the {@code this} object
*/
public final ErrorMessage withMessage(String value) {
if (this.message == value) {
return this;
}
String newValue = Preconditions.checkNotNull(value);
return new ErrorMessage(newValue, this.throwable);
}
/**
* Copy current immutable object by setting value for {@link ErrorMessageBase#throwable() throwable}.
* Shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param value new value for throwable, can be {@code null}
* @return modified copy of the {@code this} object
*/
public final ErrorMessage withThrowable(@Nullable ThrowableInfo value) {
if (this.throwable == value) {
return this;
}
@Nullable ThrowableInfo newValue = value;
return new ErrorMessage(this.message, newValue);
}
/**
* This instance is equal to instances of {@code ErrorMessage} with equal attribute values.
* @return {@code true} if {@code this} is equal to {@code another} instance
*/
@Override
public boolean equals(@Nullable Object another) {
return this == another
|| (another instanceof ErrorMessage && equalTo((ErrorMessage) another));
}
private boolean equalTo(ErrorMessage another) {
return message.equals(another.message)
&& Objects.equal(throwable, another.throwable);
}
/**
* Computes hash code from attributes: {@code message}, {@code throwable}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 31;
h = h * 17 + message.hashCode();
h = h * 17 + Objects.hashCode(throwable);
return h;
}
/**
* Prints immutable value {@code ErrorMessage{...}} with attribute values,
* excluding any non-generated and auxiliary attributes.
* @return string representation of value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("ErrorMessage")
.add("message", message)
.add("throwable", throwable)
.toString();
}
@JsonCreator
public static ErrorMessage fromAllAttributes(
@JsonProperty("message") @Nullable String message,
@JsonProperty("throwable") @Nullable ThrowableInfo throwable) {
ErrorMessage.Builder builder = ErrorMessage.builder();
if (message != null) {
builder.message(message);
}
if (throwable != null) {
builder.throwable(throwable);
}
return builder.build();
}
/**
* Construct new immutable {@code ErrorMessage} instance.
* @param message value for {@code message}
* @param throwable value for {@code throwable}
* @return immutable ErrorMessage instance
*/
public static org.glowroot.transaction.ErrorMessage of(String message, @Nullable ThrowableInfo throwable) {
return new ErrorMessage(message, throwable);
}
/**
* Creates immutable copy of {@link ErrorMessageBase}.
* Uses accessors to get values to initialize immutable instance.
* If an instance is already immutable, it is returned as is.
* @param instance instance to copy
* @return copied immutable ErrorMessage instance
*/
public static ErrorMessage copyOf(ErrorMessageBase instance) {
if (instance instanceof ErrorMessage) {
return (ErrorMessage) instance;
}
return ErrorMessage.builder()
.message(instance.message())
.throwable(instance.throwable())
.build();
}
/**
* Creates builder for {@link org.glowroot.transaction.ErrorMessage}.
* @return new ErrorMessage builder
*/
public static ErrorMessage.Builder builder() {
return new ErrorMessage.Builder();
}
/**
* Builds instances of {@link org.glowroot.transaction.ErrorMessage}.
* Initialized attributes and then invoke {@link #build()} method to create
* immutable instance.
*
Builder is not thread safe and generally should not be stored in field or collection,
* but used immediately to create instances.
*/
@NotThreadSafe
public static final class Builder {
private static final long INITIALIZED_BITSET_ALL = 0x1;
private static final long INITIALIZED_BIT_MESSAGE = 0x1L;
private static final long NONDEFAULT_BIT_THROWABLE = 0x1L;
private long initializedBitset;
private long nondefaultBitset;
private @Nullable String message;
private @Nullable ThrowableInfo throwable;
private Builder() {}
/**
* Initializes value for {@link ErrorMessageBase#message() message}.
* @param message value for message
* @return {@code this} builder for chained invocation
*/
public final Builder message(String message) {
checkNotIsSet(messageIsSet(), "message");
this.message = Preconditions.checkNotNull(message);
initializedBitset |= INITIALIZED_BIT_MESSAGE;
return this;
}
/**
* Initializes value for {@link ErrorMessageBase#throwable() throwable}.
* @param throwable value for throwable, can be {@code null}
* @return {@code this} builder for chained invocation
*/
public final Builder throwable(@Nullable ThrowableInfo throwable) {
checkNotIsSet(throwableIsSet(), "throwable");
this.throwable = throwable;
nondefaultBitset |= NONDEFAULT_BIT_THROWABLE;
return this;
}
/**
* Builds new {@link org.glowroot.transaction.ErrorMessage}.
* @return immutable instance of ErrorMessage
*/
public ErrorMessage build() {
checkRequiredAttributes();
return new ErrorMessage(message, throwable);
}
private boolean throwableIsSet() {
return (nondefaultBitset & NONDEFAULT_BIT_THROWABLE) != 0;
}
private boolean messageIsSet() {
return (initializedBitset & INITIALIZED_BIT_MESSAGE) != 0;
}
private void checkNotIsSet(boolean isSet, String name) {
if (isSet) {
throw new IllegalStateException("Builder of ErrorMessage is strict, attribute is already set: ".concat(name));
}
}
private void checkRequiredAttributes() {
if (initializedBitset != INITIALIZED_BITSET_ALL) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
}
private String formatRequiredAttributesMessage() {
Collection attributes = Lists.newArrayList();
if (!messageIsSet()) {
attributes.add("message");
}
return "Cannot build ErrorMessage, some of required attributes are not set " + attributes;
}
}
}