org.glowroot.instrumentation.engine.weaving.ImmutableCatchHandler Maven / Gradle / Ivy
package org.glowroot.instrumentation.engine.weaving;
import org.glowroot.instrumentation.test.harness.shaded.com.google.common.base.MoreObjects;
import org.glowroot.instrumentation.test.harness.shaded.com.google.common.base.Preconditions;
import org.glowroot.instrumentation.test.harness.shaded.com.google.common.collect.ImmutableList;
import java.util.ArrayList;
import java.util.List;
import org.immutables.value.Generated;
import org.glowroot.instrumentation.test.harness.shaded.org.objectweb.asm.Label;
/**
* Immutable implementation of {@link WeavingMethodVisitor.CatchHandler}.
*
* Use the builder to create immutable instances:
* {@code ImmutableCatchHandler.builder()}.
*/
@Generated(from = "WeavingMethodVisitor.CatchHandler", generator = "Immutables")
@SuppressWarnings({"all"})
@javax.annotation.Generated("org.immutables.processor.ProxyProcessor")
final class ImmutableCatchHandler
implements WeavingMethodVisitor.CatchHandler {
private final Label catchStartLabel;
private final ImmutableList advisors;
private ImmutableCatchHandler(
Label catchStartLabel,
ImmutableList advisors) {
this.catchStartLabel = catchStartLabel;
this.advisors = advisors;
}
/**
* @return The value of the {@code catchStartLabel} attribute
*/
@Override
public Label catchStartLabel() {
return catchStartLabel;
}
/**
* @return The value of the {@code advisors} attribute
*/
@Override
public ImmutableList advisors() {
return advisors;
}
/**
* Copy the current immutable object by setting a value for the {@link WeavingMethodVisitor.CatchHandler#catchStartLabel() catchStartLabel} 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 catchStartLabel
* @return A modified copy of the {@code this} object
*/
public final ImmutableCatchHandler withCatchStartLabel(Label value) {
if (this.catchStartLabel == value) return this;
Label newValue = Preconditions.checkNotNull(value, "catchStartLabel");
return new ImmutableCatchHandler(newValue, this.advisors);
}
/**
* Copy the current immutable object with elements that replace the content of {@link WeavingMethodVisitor.CatchHandler#advisors() advisors}.
* @param elements The elements to set
* @return A modified copy of {@code this} object
*/
public final ImmutableCatchHandler withAdvisors(Advice... elements) {
ImmutableList newValue = ImmutableList.copyOf(elements);
return new ImmutableCatchHandler(this.catchStartLabel, newValue);
}
/**
* Copy the current immutable object with elements that replace the content of {@link WeavingMethodVisitor.CatchHandler#advisors() advisors}.
* A shallow reference equality check is used to prevent copying of the same value by returning {@code this}.
* @param elements An iterable of advisors elements to set
* @return A modified copy of {@code this} object
*/
public final ImmutableCatchHandler withAdvisors(Iterable elements) {
if (this.advisors == elements) return this;
ImmutableList newValue = ImmutableList.copyOf(elements);
return new ImmutableCatchHandler(this.catchStartLabel, newValue);
}
/**
* This instance is equal to all instances of {@code ImmutableCatchHandler} 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 ImmutableCatchHandler
&& equalTo((ImmutableCatchHandler) another);
}
private boolean equalTo(ImmutableCatchHandler another) {
return catchStartLabel.equals(another.catchStartLabel)
&& advisors.equals(another.advisors);
}
/**
* Computes a hash code from attributes: {@code catchStartLabel}, {@code advisors}.
* @return hashCode value
*/
@Override
public int hashCode() {
int h = 5381;
h += (h << 5) + catchStartLabel.hashCode();
h += (h << 5) + advisors.hashCode();
return h;
}
/**
* Prints the immutable value {@code CatchHandler} with attribute values.
* @return A string representation of the value
*/
@Override
public String toString() {
return MoreObjects.toStringHelper("CatchHandler")
.omitNullValues()
.add("catchStartLabel", catchStartLabel)
.add("advisors", advisors)
.toString();
}
/**
* Creates an immutable copy of a {@link WeavingMethodVisitor.CatchHandler} 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 CatchHandler instance
*/
public static ImmutableCatchHandler copyOf(WeavingMethodVisitor.CatchHandler instance) {
if (instance instanceof ImmutableCatchHandler) {
return (ImmutableCatchHandler) instance;
}
return ImmutableCatchHandler.builder()
.from(instance)
.build();
}
/**
* Creates a builder for {@link ImmutableCatchHandler ImmutableCatchHandler}.
*
* ImmutableCatchHandler.builder()
* .catchStartLabel(org.glowroot.instrumentation.test.harness.shaded.org.objectweb.asm.Label) // required {@link WeavingMethodVisitor.CatchHandler#catchStartLabel() catchStartLabel}
* .addAdvisors|addAllAdvisors(org.glowroot.instrumentation.engine.weaving.Advice) // {@link WeavingMethodVisitor.CatchHandler#advisors() advisors} elements
* .build();
*
* @return A new ImmutableCatchHandler builder
*/
public static ImmutableCatchHandler.Builder builder() {
return new ImmutableCatchHandler.Builder();
}
/**
* Builds instances of type {@link ImmutableCatchHandler ImmutableCatchHandler}.
* 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.
*/
@Generated(from = "WeavingMethodVisitor.CatchHandler", generator = "Immutables")
public static final class Builder {
private static final long INIT_BIT_CATCH_START_LABEL = 0x1L;
private long initBits = 0x1L;
private Label catchStartLabel;
private ImmutableList.Builder advisors = ImmutableList.builder();
private Builder() {
}
/**
* Fill a builder with attribute values from the provided {@code CatchHandler} 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(WeavingMethodVisitor.CatchHandler instance) {
Preconditions.checkNotNull(instance, "instance");
catchStartLabel(instance.catchStartLabel());
addAllAdvisors(instance.advisors());
return this;
}
/**
* Initializes the value for the {@link WeavingMethodVisitor.CatchHandler#catchStartLabel() catchStartLabel} attribute.
* @param catchStartLabel The value for catchStartLabel
* @return {@code this} builder for use in a chained invocation
*/
public final Builder catchStartLabel(Label catchStartLabel) {
this.catchStartLabel = Preconditions.checkNotNull(catchStartLabel, "catchStartLabel");
initBits &= ~INIT_BIT_CATCH_START_LABEL;
return this;
}
/**
* Adds one element to {@link WeavingMethodVisitor.CatchHandler#advisors() advisors} list.
* @param element A advisors element
* @return {@code this} builder for use in a chained invocation
*/
public final Builder addAdvisors(Advice element) {
this.advisors.add(element);
return this;
}
/**
* Adds elements to {@link WeavingMethodVisitor.CatchHandler#advisors() advisors} list.
* @param elements An array of advisors elements
* @return {@code this} builder for use in a chained invocation
*/
public final Builder addAdvisors(Advice... elements) {
this.advisors.add(elements);
return this;
}
/**
* Sets or replaces all elements for {@link WeavingMethodVisitor.CatchHandler#advisors() advisors} list.
* @param elements An iterable of advisors elements
* @return {@code this} builder for use in a chained invocation
*/
public final Builder advisors(Iterable elements) {
this.advisors = ImmutableList.builder();
return addAllAdvisors(elements);
}
/**
* Adds elements to {@link WeavingMethodVisitor.CatchHandler#advisors() advisors} list.
* @param elements An iterable of advisors elements
* @return {@code this} builder for use in a chained invocation
*/
public final Builder addAllAdvisors(Iterable elements) {
this.advisors.addAll(elements);
return this;
}
/**
* Builds a new {@link ImmutableCatchHandler ImmutableCatchHandler}.
* @return An immutable instance of CatchHandler
* @throws java.lang.IllegalStateException if any required attributes are missing
*/
public ImmutableCatchHandler build() {
if (initBits != 0) {
throw new IllegalStateException(formatRequiredAttributesMessage());
}
return new ImmutableCatchHandler(catchStartLabel, advisors.build());
}
private String formatRequiredAttributesMessage() {
List attributes = new ArrayList();
if ((initBits & INIT_BIT_CATCH_START_LABEL) != 0) attributes.add("catchStartLabel");
return "Cannot build CatchHandler, some of required attributes are not set " + attributes;
}
}
}