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package com.sun.org.apache.bcel.internal.classfile;

import java.io.DataInput;
import java.io.DataOutputStream;
import java.io.IOException;

import com.sun.org.apache.bcel.internal.Const;

This class is derived from the abstract Constant and represents a reference to a method handle.
See Also:
Since:6.0
/** * This class is derived from the abstract {@link Constant} * and represents a reference to a method handle. * * @see Constant * @since 6.0 */
public final class ConstantMethodHandle extends Constant { private int reference_kind; private int reference_index;
Initialize from another object.
/** * Initialize from another object. */
public ConstantMethodHandle(final ConstantMethodHandle c) { this(c.getReferenceKind(), c.getReferenceIndex()); }
Initialize instance from file data.
Params:
  • file – Input stream
Throws:
/** * Initialize instance from file data. * * @param file Input stream * @throws IOException */
ConstantMethodHandle(final DataInput file) throws IOException { this(file.readUnsignedByte(), file.readUnsignedShort()); } public ConstantMethodHandle(final int reference_kind, final int reference_index) { super(Const.CONSTANT_MethodHandle); this.reference_kind = reference_kind; this.reference_index = reference_index; }
Called by objects that are traversing the nodes of the tree implicitly defined by the contents of a Java class. I.e., the hierarchy of methods, fields, attributes, etc. spawns a tree of objects.
Params:
  • v – Visitor object
/** * Called by objects that are traversing the nodes of the tree implicitly * defined by the contents of a Java class. I.e., the hierarchy of methods, * fields, attributes, etc. spawns a tree of objects. * * @param v Visitor object */
@Override public void accept( final Visitor v ) { v.visitConstantMethodHandle(this); }
Dump method kind and index to file stream in binary format.
Params:
  • file – Output file stream
Throws:
/** * Dump method kind and index to file stream in binary format. * * @param file Output file stream * @throws IOException */
@Override public final void dump( final DataOutputStream file ) throws IOException { file.writeByte(super.getTag()); file.writeByte(reference_kind); file.writeShort(reference_index); } public int getReferenceKind() { return reference_kind; } public void setReferenceKind(final int reference_kind) { this.reference_kind = reference_kind; } public int getReferenceIndex() { return reference_index; } public void setReferenceIndex(final int reference_index) { this.reference_index = reference_index; }
Returns:String representation
/** * @return String representation */
@Override public final String toString() { return super.toString() + "(reference_kind = " + reference_kind + ", reference_index = " + reference_index + ")"; } }