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Java example source code file (XMLStreamWriter.java)

This example Java source code file (XMLStreamWriter.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

default_encoding, default_xml_version, string, utf-8, xmlstreamexception, xmlstreamwriter

The XMLStreamWriter.java Java example source code

/*
 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package jdk.internal.util.xml;

/**
 * Basic XMLStreamWriter for writing simple XML files such as those
 * defined in java.util.Properties
 *
 * This is a subset of javax.xml.stream.XMLStreamWriter
 *
 * @author Joe Wang
 */
public  interface XMLStreamWriter {

    //Defaults the XML version to 1.0, and the encoding to utf-8
    public final static String DEFAULT_XML_VERSION = "1.0";
    public final static String DEFAULT_ENCODING = "UTF-8";

    /**
     * Writes a start tag to the output.  All writeStartElement methods
     * open a new scope in the internal namespace context.  Writing the
     * corresponding EndElement causes the scope to be closed.
     * @param localName local name of the tag, may not be null
     * @throws XMLStreamException
     */
    public void writeStartElement(String localName) throws XMLStreamException;

    /**
     * Writes an empty element tag to the output
     * @param localName local name of the tag, may not be null
     * @throws XMLStreamException
     */
    public void writeEmptyElement(String localName) throws XMLStreamException;

    /**
     * Writes an end tag to the output relying on the internal
     * state of the writer to determine the prefix and local name
     * of the event.
     * @throws XMLStreamException
     */
    public void writeEndElement() throws XMLStreamException;

    /**
     * Closes any start tags and writes corresponding end tags.
     * @throws XMLStreamException
     */
    public void writeEndDocument() throws XMLStreamException;

    /**
     * Close this writer and free any resources associated with the
     * writer.  This must not close the underlying output stream.
     * @throws XMLStreamException
     */
    public void close() throws XMLStreamException;

    /**
     * Write any cached data to the underlying output mechanism.
     * @throws XMLStreamException
     */
    public void flush() throws XMLStreamException;

    /**
     * Writes an attribute to the output stream without
     * a prefix.
     * @param localName the local name of the attribute
     * @param value the value of the attribute
     * @throws IllegalStateException if the current state does not allow Attribute writing
     * @throws XMLStreamException
     */
    public void writeAttribute(String localName, String value)
            throws XMLStreamException;

    /**
     * Writes a CData section
     * @param data the data contained in the CData Section, may not be null
     * @throws XMLStreamException
     */
    public void writeCData(String data) throws XMLStreamException;

    /**
     * Write a DTD section.  This string represents the entire doctypedecl production
     * from the XML 1.0 specification.
     *
     * @param dtd the DTD to be written
     * @throws XMLStreamException
     */
    public void writeDTD(String dtd) throws XMLStreamException;

    /**
     * Write the XML Declaration. Defaults the XML version to 1.0, and the encoding to utf-8
     * @throws XMLStreamException
     */
    public void writeStartDocument() throws XMLStreamException;

    /**
     * Write the XML Declaration. Defaults the the encoding to utf-8
     * @param version version of the xml document
     * @throws XMLStreamException
     */
    public void writeStartDocument(String version) throws XMLStreamException;

    /**
     * Write the XML Declaration.  Note that the encoding parameter does
     * not set the actual encoding of the underlying output.  That must
     * be set when the instance of the XMLStreamWriter is created using the
     * XMLOutputFactory
     * @param encoding encoding of the xml declaration
     * @param version version of the xml document
     * @throws XMLStreamException If given encoding does not match encoding
     * of the underlying stream
     */
    public void writeStartDocument(String encoding, String version)
        throws XMLStreamException;

    /**
     * Write text to the output
     * @param text the value to write
     * @throws XMLStreamException
     */
    public void writeCharacters(String text) throws XMLStreamException;

    /**
     * Write text to the output
     * @param text the value to write
     * @param start the starting position in the array
     * @param len the number of characters to write
     * @throws XMLStreamException
     */
    public void writeCharacters(char[] text, int start, int len)
        throws XMLStreamException;
}

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