org.glowroot.collector.PendingTransaction Maven / Gradle / Ivy
package org.glowroot.collector;
import org.glowroot.shaded.google.common.base.MoreObjects;
import org.glowroot.shaded.google.common.base.Preconditions;
import org.glowroot.shaded.google.common.collect.Lists;
import org.glowroot.shaded.google.common.primitives.Longs;
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;
import org.glowroot.transaction.model.Transaction;
/**
* Immutable implementation of {@link AggregateCollector.PendingTransactionBase}.
*
* Use builder to create immutable instances:
* {@code PendingTransaction.builder()}.
* Use static factory method to create immutable instances:
* {@code PendingTransaction.of()}.
*/
@SuppressWarnings("all")
@ParametersAreNonnullByDefault
@Generated({"Immutables.generator", "AggregateCollector.PendingTransactionBase"})
@Immutable
final class PendingTransaction extends AggregateCollector.PendingTransactionBase {
private final long captureTime;
private final Transaction transaction;
private PendingTransaction(long captureTime, Transaction transaction) {
this.captureTime = captureTime;
this.transaction = Preconditions.checkNotNull(transaction);
}
private PendingTransaction(PendingTransaction.Builder builder) {
this.captureTime = builder.captureTime;
this.transaction = builder.transaction;
}
private PendingTransaction(
PendingTransaction original,
long captureTime,
Transaction transaction) {
this.captureTime = captureTime;
this.transaction = transaction;
}
/**
* {@inheritDoc}
* @return value of {@code captureTime} attribute
*/
@Override
public long captureTime() {
return captureTime;
}
/**
* {@inheritDoc}
* @return value of {@code transaction} attribute
*/
@Override
public Transaction transaction() {
return transaction;
}
/**
* Copy current immutable object by setting value for {@link AggregateCollector.PendingTransactionBase#captureTime() captureTime}.
* Value equality check is used to prevent copying of the same value by returning {@code this}.
* @param value new value for captureTime
* @return modified copy of the {@code this} object
*/
public final PendingTransaction withCaptureTime(long value) {
if (this.captureTime == value) {
return this;
}
long newValue = value;
return new PendingTransaction(this, newValue, this.transaction);
}
/**
* Copy current immutable object by setting value for {@link AggregateCollector.PendingTransactionBase#transaction() transaction}.
* Shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param value new value for transaction
* @return modified copy of the {@code this} object
*/
public final PendingTransaction withTransaction(Transaction value) {
if (this.transaction == value) {
return this;
}
Transaction newValue = Preconditions.checkNotNull(value);
return new PendingTransaction(this, this.captureTime, newValue);
}
/**
* This instance is equal to instances of {@code PendingTransaction} 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 PendingTransaction && equalTo((PendingTransaction) another));
}
private boolean equalTo(PendingTransaction another) {
return captureTime == another.captureTime
&& transaction.equals(another.transaction);
}
/**
* Computes hash code from attributes: {@code captureTime}, {@code transaction}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 31;
h = h * 17 + Longs.hashCode(captureTime);
h = h * 17 + transaction.hashCode();
return h;
}
/**
* Prints immutable value {@code PendingTransaction{...}} with attribute values,
* excluding any non-generated and auxiliary attributes.
* @return string representation of value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("PendingTransaction")
.add("captureTime", captureTime)
.add("transaction", transaction)
.toString();
}
/**
* Construct new immutable {@code PendingTransaction} instance.
* @param captureTime value for {@code captureTime}
* @param transaction value for {@code transaction}
* @return immutable PendingTransaction instance
*/
public static PendingTransaction of(long captureTime, Transaction transaction) {
return new PendingTransaction(captureTime, transaction);
}
/**
* Creates immutable copy of {@link AggregateCollector.PendingTransactionBase}.
* Uses accessors to get values to initialize immutable instance.
* If an instance is already immutable, it is returned as is.
* @return copied immutable PendingTransaction instance
*/
static PendingTransaction copyOf(AggregateCollector.PendingTransactionBase instance) {
if (instance instanceof PendingTransaction) {
return (PendingTransaction) instance;
}
return PendingTransaction.builder()
.from(instance)
.build();
}
/**
* Creates builder for {@link org.glowroot.collector.PendingTransaction}.
* @return new PendingTransaction builder
*/
static PendingTransaction.Builder builder() {
return new PendingTransaction.Builder();
}
/**
* Builds instances of {@link org.glowroot.collector.PendingTransaction}.
* 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
static final class Builder {
private static final long INITIALIZED_BITSET_ALL = 0x3;
private static final long INITIALIZED_BIT_CAPTURE_TIME = 0x1L;
private static final long INITIALIZED_BIT_TRANSACTION = 0x2L;
private long initializedBitset;
private long captureTime;
private @Nullable Transaction transaction;
private Builder() {}
/**
* Adjust builder with values from provided {@link AggregateCollector.PendingTransactionBase} instance.
* Regular attribute values will be overridden, i.e. replaced with ones of an instance.
* Instance's absent optional values will not be copied (will not override current).
* Collection elements and entries will be added, not replaced.
* @param instance instance to copy values from
* @return {@code this} builder for chained invocation
*/
public final Builder from(AggregateCollector.PendingTransactionBase instance) {
Preconditions.checkNotNull(instance);
captureTime(instance.captureTime());
transaction(instance.transaction());
return this;
}
/**
* Initializes value for {@link AggregateCollector.PendingTransactionBase#captureTime() captureTime}.
* @param captureTime value for captureTime
* @return {@code this} builder for chained invocation
*/
public final Builder captureTime(long captureTime) {
this.captureTime = captureTime;
initializedBitset |= INITIALIZED_BIT_CAPTURE_TIME;
return this;
}
/**
* Initializes value for {@link AggregateCollector.PendingTransactionBase#transaction() transaction}.
* @param transaction value for transaction
* @return {@code this} builder for chained invocation
*/
public final Builder transaction(Transaction transaction) {
this.transaction = Preconditions.checkNotNull(transaction);
initializedBitset |= INITIALIZED_BIT_TRANSACTION;
return this;
}
/**
* Builds new {@link org.glowroot.collector.PendingTransaction}.
* @return immutable instance of PendingTransaction
*/
public org.glowroot.collector.PendingTransaction build() {
checkRequiredAttributes();
return new PendingTransaction(this);
}
private boolean captureTimeIsSet() {
return (initializedBitset & INITIALIZED_BIT_CAPTURE_TIME) != 0;
}
private boolean transactionIsSet() {
return (initializedBitset & INITIALIZED_BIT_TRANSACTION) != 0;
}
private void checkRequiredAttributes() {
if (initializedBitset != INITIALIZED_BITSET_ALL) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
}
private String formatRequiredAttributesMessage() {
Collection attributes = Lists.newArrayList();
if (!captureTimeIsSet()) {
attributes.add("captureTime");
}
if (!transactionIsSet()) {
attributes.add("transaction");
}
return "Cannot build PendingTransaction, some of required attributes are not set " + attributes;
}
}
}