org.glassfish.jaxb.runtime.v2.runtime.output.Pcdata Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2022 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package org.glassfish.jaxb.runtime.v2.runtime.output;
import java.io.IOException;
/**
* Text data in XML.
*
*
* This class is used inside the marshaller/unmarshaller to
* send/receive text data.
*
*
* On top of {@link CharSequence}, this class has an
* ability to write itself to the {@link XmlOutput}. This allows
* the implementation to choose the most efficient way possible
* when writing to XML (for example, it can skip the escaping
* of buffer copying.)
*
* TODO: visitor pattern support?
*
* @author Kohsuke Kawaguchi
*/
public abstract class Pcdata implements CharSequence {
/**
* Default constructor.
*/
protected Pcdata() {}
/**
* Writes itself to {@link UTF8XmlOutput}.
*
*
* This is the most performance critical path for the marshaller,
* so it warrants its own method.
*/
public abstract void writeTo(UTF8XmlOutput output) throws IOException;
/**
* Writes itself to the character array.
*
*
* This method is used by most other {@link XmlOutput}.
* The default implementation involves in one extra char[] copying.
*
*
* The caller must provide a big enough buffer that can hold
* enough characters returned by the {@link #length()} method.
*/
public void writeTo(char[] buf, int start) {
toString().getChars(0,length(),buf,start);
}
@Override
public abstract String toString();
}