// ASM: a very small and fast Java bytecode manipulation framework
// Copyright (c) 2000-2011 INRIA, France Telecom
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package org.objectweb.asm.tree;

import java.util.List;
import org.objectweb.asm.AnnotationVisitor;
import org.objectweb.asm.Attribute;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.RecordComponentVisitor;
import org.objectweb.asm.TypePath;

A node that represents a record component.
Author:Remi Forax
/** * A node that represents a record component. * * @author Remi Forax */
public class RecordComponentNode extends RecordComponentVisitor {
The record component name.
/** The record component name. */
public String name;
The record component descriptor (see Type).
/** The record component descriptor (see {@link org.objectweb.asm.Type}). */
public String descriptor;
The record component signature. May be null.
/** The record component signature. May be {@literal null}. */
public String signature;
The runtime visible annotations of this record component. May be null.
/** The runtime visible annotations of this record component. May be {@literal null}. */
public List<AnnotationNode> visibleAnnotations;
The runtime invisible annotations of this record component. May be null.
/** The runtime invisible annotations of this record component. May be {@literal null}. */
public List<AnnotationNode> invisibleAnnotations;
The runtime visible type annotations of this record component. May be null.
/** The runtime visible type annotations of this record component. May be {@literal null}. */
public List<TypeAnnotationNode> visibleTypeAnnotations;
The runtime invisible type annotations of this record component. May be null.
/** The runtime invisible type annotations of this record component. May be {@literal null}. */
public List<TypeAnnotationNode> invisibleTypeAnnotations;
The non standard attributes of this record component. * May be null.
/** The non standard attributes of this record component. * May be {@literal null}. */
public List<Attribute> attrs;
Constructs a new RecordComponentNode. Subclasses must not use this constructor. Instead, they must use the RecordComponentNode(int, String, String, String) version.
Params:
  • name – the record component name.
  • descriptor – the record component descriptor (see Type).
  • signature – the record component signature.
Throws:
/** * Constructs a new {@link RecordComponentNode}. <i>Subclasses must not use this constructor</i>. * Instead, they must use the {@link #RecordComponentNode(int, String, String, String)} version. * * @param name the record component name. * @param descriptor the record component descriptor (see {@link org.objectweb.asm.Type}). * @param signature the record component signature. * @throws IllegalStateException If a subclass calls this constructor. */
public RecordComponentNode(final String name, final String descriptor, final String signature) { this(/* latest api = */ Opcodes.ASM8, name, descriptor, signature); if (getClass() != RecordComponentNode.class) { throw new IllegalStateException(); } }
Constructs a new RecordComponentNode.
Params:
  • api – the ASM API version implemented by this visitor. Must be Opcodes.ASM8.
  • name – the record component name.
  • descriptor – the record component descriptor (see Type).
  • signature – the record component signature.
/** * Constructs a new {@link RecordComponentNode}. * * @param api the ASM API version implemented by this visitor. Must be {@link Opcodes#ASM8}. * @param name the record component name. * @param descriptor the record component descriptor (see {@link org.objectweb.asm.Type}). * @param signature the record component signature. */
public RecordComponentNode( final int api, final String name, final String descriptor, final String signature) { super(api); this.name = name; this.descriptor = descriptor; this.signature = signature; } // ----------------------------------------------------------------------------------------------- // Implementation of the FieldVisitor abstract class // ----------------------------------------------------------------------------------------------- @Override public AnnotationVisitor visitAnnotation(final String descriptor, final boolean visible) { AnnotationNode annotation = new AnnotationNode(descriptor); if (visible) { visibleAnnotations = Util.add(visibleAnnotations, annotation); } else { invisibleAnnotations = Util.add(invisibleAnnotations, annotation); } return annotation; } @Override public AnnotationVisitor visitTypeAnnotation( final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) { TypeAnnotationNode typeAnnotation = new TypeAnnotationNode(typeRef, typePath, descriptor); if (visible) { visibleTypeAnnotations = Util.add(visibleTypeAnnotations, typeAnnotation); } else { invisibleTypeAnnotations = Util.add(invisibleTypeAnnotations, typeAnnotation); } return typeAnnotation; } @Override public void visitAttribute(final Attribute attribute) { attrs = Util.add(attrs, attribute); } @Override public void visitEnd() { // Nothing to do. } // ----------------------------------------------------------------------------------------------- // Accept methods // -----------------------------------------------------------------------------------------------
Checks that this record component node is compatible with the given ASM API version. This method checks that this node, and all its children recursively, do not contain elements that were introduced in more recent versions of the ASM API than the given version.
Params:
/** * Checks that this record component node is compatible with the given ASM API version. This * method checks that this node, and all its children recursively, do not contain elements that * were introduced in more recent versions of the ASM API than the given version. * * @param api an ASM API version. Must be {@link Opcodes#ASM8}. */
public void check(final int api) { if (api < Opcodes.ASM8) { throw new UnsupportedClassVersionException(); } }
Makes the given class visitor visit this record component.
Params:
  • classVisitor – a class visitor.
/** * Makes the given class visitor visit this record component. * * @param classVisitor a class visitor. */
public void accept(final ClassVisitor classVisitor) { RecordComponentVisitor recordComponentVisitor = classVisitor.visitRecordComponent(name, descriptor, signature); if (recordComponentVisitor == null) { return; } // Visit the annotations. if (visibleAnnotations != null) { for (int i = 0, n = visibleAnnotations.size(); i < n; ++i) { AnnotationNode annotation = visibleAnnotations.get(i); annotation.accept(recordComponentVisitor.visitAnnotation(annotation.desc, true)); } } if (invisibleAnnotations != null) { for (int i = 0, n = invisibleAnnotations.size(); i < n; ++i) { AnnotationNode annotation = invisibleAnnotations.get(i); annotation.accept(recordComponentVisitor.visitAnnotation(annotation.desc, false)); } } if (visibleTypeAnnotations != null) { for (int i = 0, n = visibleTypeAnnotations.size(); i < n; ++i) { TypeAnnotationNode typeAnnotation = visibleTypeAnnotations.get(i); typeAnnotation.accept( recordComponentVisitor.visitTypeAnnotation( typeAnnotation.typeRef, typeAnnotation.typePath, typeAnnotation.desc, true)); } } if (invisibleTypeAnnotations != null) { for (int i = 0, n = invisibleTypeAnnotations.size(); i < n; ++i) { TypeAnnotationNode typeAnnotation = invisibleTypeAnnotations.get(i); typeAnnotation.accept( recordComponentVisitor.visitTypeAnnotation( typeAnnotation.typeRef, typeAnnotation.typePath, typeAnnotation.desc, false)); } } // Visit the non standard attributes. if (attrs != null) { for (int i = 0, n = attrs.size(); i < n; ++i) { recordComponentVisitor.visitAttribute(attrs.get(i)); } } recordComponentVisitor.visitEnd(); } }