Java examples for XML:XML Transform
Helper to turn on indentation for a XML Transformer that works correctly for both Saxon and Xalan.
/* Copyright (c) 2012-2013, University of Edinburgh. * All rights reserved./*from ww w . j a va2 s. c o m*/ * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * * Redistributions in binary form must reproduce the above copyright notice, this * list of conditions and the following disclaimer in the documentation and/or * other materials provided with the distribution. * * * Neither the name of the University of Edinburgh nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * This software is derived from (and contains code from) QTItools and MathAssessEngine. * QTItools is (c) 2008, University of Southampton. * MathAssessEngine is (c) 2010, University of Edinburgh. */ //package com.java2s; import javax.xml.transform.OutputKeys; import javax.xml.transform.Transformer; public class Main { /** * Helper to turn on indentation for a {@link Transformer} that works correctly for * both Saxon and Xalan. * * @param transformer {@link Transformer} to configure * @param indent required indentation, where 0 or more provides indentation and negative * numbers turns indentation off. */ public static void setIndentation(final Transformer transformer, final int indent) { if (indent >= 0) { final String indentString = String.valueOf(indent); transformer.setOutputProperty(OutputKeys.INDENT, "yes"); /* Set custom properties for both Saxon and Xalan at once. * This appears safe to do without having to check the underlying processor. */ transformer.setOutputProperty( "{http://xml.apache.org/xslt}indent-amount", indentString); transformer.setOutputProperty( "{http://saxon.sf.net/}indent-spaces", indentString); } else { transformer.setOutputProperty(OutputKeys.INDENT, "no"); } } }