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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 Boolean. For more information on Holder files, see "Generated Files: Holder Files".

A Holder class for a boolean that is used to store "out" and "inout" parameters in IDL methods. If an IDL method signature has an IDL boolean as an "out" or "inout" parameter, the programmer must pass an instance of BooleanHolder 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 myBooleanHolder is an instance of BooleanHolder, the value stored in its value field can be accessed with myBooleanHolder.value.

Since: JDK1.2
/** * The Holder for {@code Boolean}. 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 boolean} * that is used to store "out" and "inout" parameters in IDL methods. * If an IDL method signature has an IDL {@code boolean} as an "out" * or "inout" parameter, the programmer must pass an instance of * {@code BooleanHolder} 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 myBooleanHolder} is an instance of {@code BooleanHolder}, * the value stored in its {@code value} field can be accessed with * {@code myBooleanHolder.value}. * * @since JDK1.2 */
public final class BooleanHolder implements Streamable {
The boolean value held by this BooleanHolder object.
/** * The {@code boolean} value held by this {@code BooleanHolder} * object. */
public boolean value;
Constructs a new BooleanHolder object with its value field initialized to false.
/** * Constructs a new {@code BooleanHolder} object with its * {@code value} field initialized to {@code false}. */
public BooleanHolder() { }
Constructs a new BooleanHolder object with its value field initialized with the given boolean.
Params:
  • initial – the boolean with which to initialize the value field of the newly-created BooleanHolder object
/** * Constructs a new {@code BooleanHolder} object with its * {@code value} field initialized with the given {@code boolean}. * @param initial the {@code boolean} with which to initialize * the {@code value} field of the newly-created * {@code BooleanHolder} object */
public BooleanHolder(boolean initial) { value = initial; }
Reads unmarshalled data from input and assigns it to this BooleanHolder object's value field.
Params:
  • input – the InputStream object containing CDR formatted data from the wire
/** * Reads unmarshalled data from {@code input} and assigns it to this * {@code BooleanHolder} object's {@code value} field. * * @param input the {@code InputStream} object containing * CDR formatted data from the wire */
public void _read(InputStream input) { value = input.read_boolean(); }
Marshals the value in this BooleanHolder object's value field to the output stream output.
Params:
  • output – the OutputStream which will contain the CDR formatted data
/** * Marshals the value in this {@code BooleanHolder} object's * {@code value} field to the output stream {@code output}. * * @param output the OutputStream which will contain the CDR formatted data */
public void _write(OutputStream output) { output.write_boolean(value); }
Retrieves the TypeCode object that corresponds to the value held in this BooleanHolder object.
Returns: the TypeCode for the value held in this BooleanHolder object
/** * Retrieves the {@code TypeCode} object that corresponds to the * value held in this {@code BooleanHolder} object. * * @return the {@code TypeCode} for the value held * in this {@code BooleanHolder} object */
public TypeCode _type() { return ORB.init().get_primitive_tc(TCKind.tk_boolean); } }