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package org.omg.CORBA;

import org.omg.CORBA.portable.Streamable;
import org.omg.CORBA.portable.InputStream;
import org.omg.CORBA.portable.OutputStream;

The Holder for Byte. For more information on Holder files, see "Generated Files: Holder Files".

A Holder class for a byte that is used to store "out" and "inout" parameters in IDL methods. If an IDL method signature has an IDL octet as an "out" or "inout" parameter, the programmer must pass an instance of ByteHolder as the corresponding parameter in the method invocation; for "inout" parameters, the programmer must also fill the "in" value to be sent to the server. Before the method invocation returns, the ORB will fill in the value corresponding to the "out" value returned from the server.

If myByteHolder is an instance of ByteHolder, the value stored in its value field can be accessed with myByteHolder.value.

Since: JDK1.2
/** * The Holder for {@code Byte}. For more information on * Holder files, see <a href="doc-files/generatedfiles.html#holder"> * "Generated Files: Holder Files"</a>.<P> * A Holder class for a {@code byte} * that is used to store "out" and "inout" parameters in IDL methods. * If an IDL method signature has an IDL {@code octet} as an "out" * or "inout" parameter, the programmer must pass an instance of * {@code ByteHolder} as the corresponding * parameter in the method invocation; for "inout" parameters, the programmer * must also fill the "in" value to be sent to the server. * Before the method invocation returns, the ORB will fill in the * value corresponding to the "out" value returned from the server. * <P> * If {@code myByteHolder} is an instance of {@code ByteHolder}, * the value stored in its {@code value} field can be accessed with * {@code myByteHolder.value}. * * @since JDK1.2 */
public final class ByteHolder implements Streamable {
The byte value held by this ByteHolder object.
/** * The {@code byte} value held by this {@code ByteHolder} * object. */
public byte value;
Constructs a new ByteHolder object with its value field initialized to 0.
/** * Constructs a new {@code ByteHolder} object with its * {@code value} field initialized to 0. */
public ByteHolder() { }
Constructs a new ByteHolder object for the given byte.
Params:
  • initial – the byte with which to initialize the value field of the new ByteHolder object
/** * Constructs a new {@code ByteHolder} object for the given * {@code byte}. * @param initial the {@code byte} with which to initialize * the {@code value} field of the new * {@code ByteHolder} object */
public ByteHolder(byte initial) { value = initial; }
Reads from input and initalizes the value in this ByteHolder object with the unmarshalled data.
Params:
  • input – the InputStream containing CDR formatted data from the wire.
/** * Reads from {@code input} and initalizes the value in * this {@code ByteHolder} object * with the unmarshalled data. * * @param input the InputStream containing CDR formatted data from the wire. */
public void _read(InputStream input) { value = input.read_octet(); }
Marshals to output the value in this ByteHolder object.
Params:
  • output – the OutputStream which will contain the CDR formatted data.
/** * Marshals to {@code output} the value in * this {@code ByteHolder} object. * * @param output the OutputStream which will contain the CDR formatted data. */
public void _write(OutputStream output) { output.write_octet(value); }
Returns the TypeCode corresponding to the value held in this ByteHolder object.
Returns: the TypeCode of the value held in this ByteHolder object
/** * Returns the TypeCode corresponding to the value held in * this {@code ByteHolder} object. * * @return the TypeCode of the value held in * this {@code ByteHolder} object */
public org.omg.CORBA.TypeCode _type() { return ORB.init().get_primitive_tc(TCKind.tk_octet); } }