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jdk.internal.classfile.impl

public final Record CodeRelabelerImpl

extends Record
implements CodeRelabeler
Class Inheritance
All Implemented Interfaces
jdk.internal.classfile.components.CodeRelabeler, java.lang.classfile.CodeTransform, java.lang.classfile.ClassFileTransform
Record Components
mapFunction:BiFunction<Label, CodeBuilder, Label> 
Imports
java.lang.classfile.CodeBuilder, .CodeElement, .Label, jdk.internal.classfile.components.CodeRelabeler, java.lang.classfile.instruction.*, java.util.function.BiFunction

Field Summary

Modifier and TypeField and Description
private final BiFunction<Label, CodeBuilder, Label>
mapFunction

Record Component accessed by mapFunction().

Constructor Summary

AccessConstructor and Description
public

Method Summary

Modifier and TypeMethod and Description
public void
accept(CodeBuilder cob, CodeElement coe)

Implements java.lang.classfile.ClassFileTransform.accept.

Transform an element by taking the appropriate actions on the builder.

public final boolean
equals(Object o)

Implements abstract java.lang.Record.equals.

Indicates whether some other object is "equal to" this one.

public final int
hashCode()

Implements abstract java.lang.Record.hashCode.

Returns a hash code value for the record.

public BiFunction<Label, CodeBuilder, Label>
mapFunction()

Record Component getter of mapFunction.

public Label
public final String
toString()

Implements abstract java.lang.Record.toString.

Returns a string representation of the record.

Field Detail

mapFunctionback to summary
private final BiFunction<Label, CodeBuilder, Label> mapFunction

Record Component accessed by mapFunction().

Constructor Detail

CodeRelabelerImplback to summary
public CodeRelabelerImpl(BiFunction<Label, CodeBuilder, Label> mapFunction)

Method Detail

acceptback to summary
public void accept(CodeBuilder cob, CodeElement coe)

Implements java.lang.classfile.ClassFileTransform.accept.

Doc from java.lang.classfile.ClassFileTransform.accept.

Transform an element by taking the appropriate actions on the builder. Used when transforming a classfile entity (class, method, field, method body.) If no transformation is desired, the element can be presented to B#with(ClassFileElement). If the element is to be dropped, no action is required.

This method is called by the Class-File API. Users should never call this method.

Annotations
@Override
equalsback to summary
public final boolean equals(Object o)

Implements abstract java.lang.Record.equals.

Doc from java.lang.Record.equals.

Indicates whether some other object is "equal to" this one. In addition to the general contract of Object.equals, record classes must further obey the invariant that when a record instance is "copied" by passing the result of the record component accessor methods to the canonical constructor, as follows:

    R copy = new R(r.c1(), r.c2(), ..., r.cn());
then it must be the case that r.equals(copy).
hashCodeback to summary
public final int hashCode()

Implements abstract java.lang.Record.hashCode.

Doc from java.lang.Record.hashCode.

Returns a hash code value for the record. Obeys the general contract of Object.hashCode. For records, hashing behavior is constrained by the refined contract of Record.equals, so that any two records created from the same components must have the same hash code.

mapFunctionback to summary
public BiFunction<Label, CodeBuilder, Label> mapFunction()

Record Component getter of mapFunction.

relabelback to summary
public Label relabel(Label label, CodeBuilder cob)
toStringback to summary
public final String toString()

Implements abstract java.lang.Record.toString.

Doc from java.lang.Record.toString.

Returns a string representation of the record. In accordance with the general contract of Object#toString(), the toString method returns a string that "textually represents" this record. The result should be a concise but informative representation that is easy for a person to read.

In addition to this general contract, record classes must further participate in the invariant that any two records which are equal must produce equal strings. This invariant is necessarily relaxed in the rare case where corresponding equal component values might fail to produce equal strings for themselves.