19f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/* 29f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Licensed to the Apache Software Foundation (ASF) under one 39f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * or more contributor license agreements. See the NOTICE file 49f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * distributed with this work for additional information 59f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * regarding copyright ownership. The ASF licenses this file 69f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * to you under the Apache License, Version 2.0 (the "License"); 79f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * you may not use this file except in compliance with the License. 89f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * You may obtain a copy of the License at 99f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * http://www.apache.org/licenses/LICENSE-2.0 119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Unless required by applicable law or agreed to in writing, software 139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * distributed under the License is distributed on an "AS IS" BASIS, 149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * See the License for the specific language governing permissions and 169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * limitations under the License. 179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/* 199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * $Id: ElemValueOf.java 468643 2006-10-28 06:56:03Z minchau $ 209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpackage org.apache.xalan.templates; 229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport javax.xml.transform.TransformerException; 249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.res.XSLTErrorResources; 269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xalan.transformer.TransformerImpl; 279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xml.dtm.DTM; 289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xml.serializer.SerializationHandler; 299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xpath.Expression; 309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xpath.XPath; 319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xpath.XPathContext; 329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xpath.objects.XObject; 339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.xml.sax.SAXException; 349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/** 369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Implement xsl:value-of. 379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * <pre> 389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * <!ELEMENT xsl:value-of EMPTY> 399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * <!ATTLIST xsl:value-of 409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * select %expr; #REQUIRED 419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * disable-output-escaping (yes|no) "no" 429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * > 439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * </pre> 449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see <a href="http://www.w3.org/TR/xslt#value-of">value-of in XSLT Specification</a> 459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @xsl.usage advanced 469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpublic class ElemValueOf extends ElemTemplateElement 489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson{ 499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson static final long serialVersionUID = 3490728458007586786L; 509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * The select expression to be executed. 539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @serial 549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private XPath m_selectExpression = null; 569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * True if the pattern is a simple ".". 599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @serial 609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private boolean m_isDot = false; 629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set the "select" attribute. 659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * The required select attribute is an expression; this expression 669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * is evaluated and the resulting object is converted to a 679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * string as if by a call to the string function. 689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param v The value to set for the "select" attribute. 709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 719f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void setSelect(XPath v) 729f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 739f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 749f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (null != v) 759f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 769f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson String s = v.getPatternString(); 779f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 789f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isDot = (null != s) && s.equals("."); 799f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 809f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 819f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_selectExpression = v; 829f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 839f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 849f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 859f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get the "select" attribute. 869f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * The required select attribute is an expression; this expression 879f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * is evaluated and the resulting object is converted to a 889f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * string as if by a call to the string function. 899f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 909f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return The value of the "select" attribute. 919f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 929f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public XPath getSelect() 939f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 949f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_selectExpression; 959f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 969f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 979f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 989f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Tells if this element should disable escaping. 999f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @serial 1009f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1019f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private boolean m_disableOutputEscaping = false; 1029f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1039f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1049f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set the "disable-output-escaping" attribute. 1059f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Normally, the xml output method escapes & and < (and 1069f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * possibly other characters) when outputting text nodes. 1079f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * This ensures that the output is well-formed XML. However, 1089f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * it is sometimes convenient to be able to produce output 1099f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * that is almost, but not quite well-formed XML; for 1109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * example, the output may include ill-formed sections 1119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * which are intended to be transformed into well-formed 1129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * XML by a subsequent non-XML aware process. For this reason, 1139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * XSLT provides a mechanism for disabling output escaping. 1149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * An xsl:value-of or xsl:text element may have a 1159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * disable-output-escaping attribute; the allowed values 1169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * are yes or no; the default is no; if the value is yes, 1179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * then a text node generated by instantiating the xsl:value-of 1189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * or xsl:text element should be output without any escaping. 1199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see <a href="http://www.w3.org/TR/xslt#disable-output-escaping">disable-output-escaping in XSLT Specification</a> 1209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param v The value to set for the "disable-output-escaping" attribute. 1229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void setDisableOutputEscaping(boolean v) 1249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_disableOutputEscaping = v; 1269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get the "disable-output-escaping" attribute. 1309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Normally, the xml output method escapes & and < (and 1319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * possibly other characters) when outputting text nodes. 1329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * This ensures that the output is well-formed XML. However, 1339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * it is sometimes convenient to be able to produce output 1349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * that is almost, but not quite well-formed XML; for 1359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * example, the output may include ill-formed sections 1369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * which are intended to be transformed into well-formed 1379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * XML by a subsequent non-XML aware process. For this reason, 1389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * XSLT provides a mechanism for disabling output escaping. 1399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * An xsl:value-of or xsl:text element may have a 1409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * disable-output-escaping attribute; the allowed values 1419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * are yes or no; the default is no; if the value is yes, 1429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * then a text node generated by instantiating the xsl:value-of 1439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * or xsl:text element should be output without any escaping. 1449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see <a href="http://www.w3.org/TR/xslt#disable-output-escaping">disable-output-escaping in XSLT Specification</a> 1459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return The value of the "disable-output-escaping" attribute. 1479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public boolean getDisableOutputEscaping() 1499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_disableOutputEscaping; 1519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get an integer representation of the element type. 1559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return An integer representation of the element, defined in the 1579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Constants class. 1589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see org.apache.xalan.templates.Constants 1599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public int getXSLToken() 1619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return Constants.ELEMNAME_VALUEOF; 1639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * This function is called after everything else has been 1679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * recomposed, and allows the template to set remaining 1689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * values that may be based on some other property that 1699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * depends on recomposition. 1709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1719f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * NEEDSDOC @param sroot 1729f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1739f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @throws TransformerException 1749f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1759f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void compose(StylesheetRoot sroot) throws TransformerException 1769f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1779f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1789f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson super.compose(sroot); 1799f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1809f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson java.util.Vector vnames = sroot.getComposeState().getVariableNames(); 1819f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1829f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (null != m_selectExpression) 1839f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_selectExpression.fixupVariables( 1849f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson vnames, sroot.getComposeState().getGlobalsSize()); 1859f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1869f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1879f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1889f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Return the node name. 1899f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1909f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return The node name 1919f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1929f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public String getNodeName() 1939f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1949f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return Constants.ELEMNAME_VALUEOF_STRING; 1959f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1969f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1979f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1989f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Execute the string expression and copy the text to the 1999f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * result tree. 2009f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * The required select attribute is an expression; this expression 2019f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * is evaluated and the resulting object is converted to a string 2029f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * as if by a call to the string function. The string specifies 2039f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * the string-value of the created text node. If the string is 2049f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * empty, no text node will be created. The created text node will 2059f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * be merged with any adjacent text nodes. 2069f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see <a href="http://www.w3.org/TR/xslt#value-of">value-of in XSLT Specification</a> 2079f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2089f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param transformer non-null reference to the the current transform-time state. 2099f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @throws TransformerException 2119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void execute(TransformerImpl transformer) throws TransformerException 2139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson XPathContext xctxt = transformer.getXPathContext(); 2169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson SerializationHandler rth = transformer.getResultTreeHandler(); 2179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson try 2199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson // Optimize for "." 2219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson xctxt.pushNamespaceContext(this); 2229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson int current = xctxt.getCurrentNode(); 2249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson xctxt.pushCurrentNodeAndExpression(current, current); 2269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (m_disableOutputEscaping) 2289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson rth.processingInstruction( 2299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson javax.xml.transform.Result.PI_DISABLE_OUTPUT_ESCAPING, ""); 2309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson try 2329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson Expression expr = m_selectExpression.getExpression(); 2349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson expr.executeCharsToContentHandler(xctxt, rth); 2369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson finally 2389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if (m_disableOutputEscaping) 2409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson rth.processingInstruction( 2419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson javax.xml.transform.Result.PI_ENABLE_OUTPUT_ESCAPING, ""); 2429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson xctxt.popNamespaceContext(); 2449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson xctxt.popCurrentNodeAndExpression(); 2459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson catch (SAXException se) 2489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson throw new TransformerException(se); 2509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson catch (RuntimeException re) { 2529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson TransformerException te = new TransformerException(re); 2539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson te.setLocator(this); 2549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson throw te; 2559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 2599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Add a child to the child list. 2609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param newChild Child to add to children list 2629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return Child just added to children list 2649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @throws DOMException 2669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public ElemTemplateElement appendChild(ElemTemplateElement newChild) 2689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson error(XSLTErrorResources.ER_CANNOT_ADD, 2719f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson new Object[]{ newChild.getNodeName(), 2729f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson this.getNodeName() }); //"Can not add " +((ElemTemplateElement)newChild).m_elemName + 2739f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2749f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson //" to " + this.m_elemName); 2759f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return null; 2769f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2779f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2789f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 2799f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Call the children visitors. 2809f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param visitor The visitor whose appropriate method will be called. 2819f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2829f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson protected void callChildVisitors(XSLTVisitor visitor, boolean callAttrs) 2839f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2849f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if(callAttrs) 2859f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_selectExpression.getExpression().callVisitors(m_selectExpression, visitor); 2869f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson super.callChildVisitors(visitor, callAttrs); 2879f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2889f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2899f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson} 290