org.glowroot.agent.weaving.ImmutableShimClass Maven / Gradle / Ivy
package org.glowroot.agent.weaving;
import org.glowroot.agent.shaded.com.fasterxml.jackson.annotation.JsonAutoDetect;
import org.glowroot.agent.shaded.com.fasterxml.jackson.annotation.JsonCreator;
import org.glowroot.agent.shaded.com.fasterxml.jackson.annotation.JsonProperty;
import org.glowroot.agent.shaded.com.google.common.base.MoreObjects;
import org.glowroot.agent.shaded.com.google.common.base.Preconditions;
import org.glowroot.agent.shaded.org.glowroot.agent.shaded.com.google.errorprone.annotations.CanIgnoreReturnValue;
import org.glowroot.agent.shaded.org.glowroot.agent.shaded.com.google.errorprone.annotations.Var;
import java.util.ArrayList;
import java.util.List;
import org.glowroot.agent.shaded.javax.annotation.CheckReturnValue;
import org.glowroot.agent.shaded.javax.annotation.Generated;
import org.glowroot.agent.shaded.javax.annotation.Nullable;
import org.glowroot.agent.shaded.javax.annotation.ParametersAreNonnullByDefault;
import org.glowroot.agent.shaded.javax.annotation.concurrent.Immutable;
import org.glowroot.agent.shaded.javax.annotation.concurrent.NotThreadSafe;
import org.glowroot.agent.shaded.org.objectweb.asm.Type;
/**
* Immutable implementation of {@link PluginDetail.ShimClass}.
*
* Use the builder to create immutable instances:
* {@code ImmutableShimClass.builder()}.
*/
@SuppressWarnings({"all"})
@ParametersAreNonnullByDefault
@Generated("org.immutables.processor.ProxyProcessor")
@Immutable
@CheckReturnValue
public final class ImmutableShimClass extends PluginDetail.ShimClass {
private final Type type;
private ImmutableShimClass(Type type) {
this.type = type;
}
/**
* @return The value of the {@code type} attribute
*/
@JsonProperty("type")
@Override
Type type() {
return type;
}
/**
* Copy the current immutable object by setting a value for the {@link PluginDetail.ShimClass#type() type} 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 type
* @return A modified copy of the {@code this} object
*/
public final ImmutableShimClass withType(Type value) {
if (this.type == value) return this;
Type newValue = Preconditions.checkNotNull(value, "type");
return new ImmutableShimClass(newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableShimClass} 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 ImmutableShimClass
&& equalTo((ImmutableShimClass) another);
}
private boolean equalTo(ImmutableShimClass another) {
return type.equals(another.type);
}
/**
* Computes a hash code from attributes: {@code type}.
* @return hashCode value
*/
@Override
public int hashCode() {
@Var int h = 5381;
h += (h << 5) + type.hashCode();
return h;
}
/**
* Prints the immutable value {@code ShimClass} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("ShimClass")
.omitNullValues()
.add("type", type)
.toString();
}
/**
* Utility type used to correctly read immutable object from JSON representation.
* @deprecated Do not use this type directly, it exists only for the Jackson-binding infrastructure
*/
@Deprecated
@SuppressWarnings("Immutable")
@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.NONE)
static final class Json extends PluginDetail.ShimClass {
@Nullable Type type;
@JsonProperty("type")
public void setType(Type type) {
this.type = type;
}
@Override
Type type() { throw new UnsupportedOperationException(); }
}
/**
* @param json A JSON-bindable data structure
* @return An immutable value type
* @deprecated Do not use this method directly, it exists only for the Jackson-binding infrastructure
*/
@Deprecated
@JsonCreator(mode = JsonCreator.Mode.DELEGATING)
static ImmutableShimClass fromJson(Json json) {
ImmutableShimClass.Builder builder = ImmutableShimClass.builder();
if (json.type != null) {
builder.type(json.type);
}
return builder.build();
}
/**
* Creates an immutable copy of a {@link PluginDetail.ShimClass} 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 ShimClass instance
*/
public static ImmutableShimClass copyOf(PluginDetail.ShimClass instance) {
if (instance instanceof ImmutableShimClass) {
return (ImmutableShimClass) instance;
}
return ImmutableShimClass.builder()
.copyFrom(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableShimClass ImmutableShimClass}.
* @return A new ImmutableShimClass builder
*/
public static ImmutableShimClass.Builder builder() {
return new ImmutableShimClass.Builder();
}
/**
* Builds instances of type {@link ImmutableShimClass ImmutableShimClass}.
* 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_TYPE = 0x1L;
private long initBits = 0x1L;
private @Nullable Type type;
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code ShimClass} 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
*/
@CanIgnoreReturnValue
public final Builder copyFrom(PluginDetail.ShimClass instance) {
Preconditions.checkNotNull(instance, "instance");
type(instance.type());
return this;
}
/**
* Initializes the value for the {@link PluginDetail.ShimClass#type() type} attribute.
* @param type The value for type
* @return {@code this} builder for use in a chained invocation
*/
@CanIgnoreReturnValue
public final Builder type(Type type) {
this.type = Preconditions.checkNotNull(type, "type");
initBits &= ~INIT_BIT_TYPE;
return this;
}
/**
* Builds a new {@link ImmutableShimClass ImmutableShimClass}.
* @return An immutable instance of ShimClass
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableShimClass build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableShimClass(type);
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList();
if ((initBits & INIT_BIT_TYPE) != 0) attributes.add("type");
return "Cannot build ShimClass, some of required attributes are not set " + attributes;
}
}
}