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: Arg.java 468655 2006-10-28 07:12:06Z minchau $ 209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpackage org.apache.xpath; 229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xml.utils.QName; 249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonimport org.apache.xpath.objects.XObject; 259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson/** 279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * This class holds an instance of an argument on 289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * the stack. The value of the argument can be either an 299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * XObject or a String containing an expression. 309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @xsl.usage internal 319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilsonpublic class Arg 339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson{ 349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** Field m_qname: The name of this argument, expressed as a QName 369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * (Qualified Name) object. 379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see getQName 389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see setQName 399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * */ 409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private QName m_qname; 419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get the qualified name for this argument. 449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return QName object containing the qualified name 469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public final QName getQName() 489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_qname; 509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set the qualified name for this argument. 549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param name QName object representing the new Qualified Name. 569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public final void setQName(QName name) 589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_qname = name; 609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** Field m_val: Stored XObject value of this argument 639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #getVal() 649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #setVal() 659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private XObject m_val; 679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get the value for this argument. 709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 719f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return the argument's stored XObject value. 729f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #setVal(XObject) 739f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 749f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public final XObject getVal() 759f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 769f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_val; 779f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 789f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 799f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 809f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set the value of this argument. 819f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 829f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param val an XObject representing the arguments's value. 839f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #getVal() 849f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 859f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public final void setVal(XObject val) 869f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 879f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val = val; 889f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 899f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 909f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 919f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Have the object release it's resources. 929f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Call only when the variable or argument is going out of scope. 939f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 949f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void detach() 959f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 969f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if(null != m_val) 979f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 989f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val.allowDetachToRelease(true); 999f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val.detach(); 1009f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1019f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1029f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1039f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1049f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** Field m_expression: Stored expression value of this argument. 1059f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #setExpression 1069f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #getExpression 1079f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * */ 1089f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private String m_expression; 1099f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Get the value expression for this argument. 1129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return String containing the expression previously stored into this 1149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * argument 1159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #setExpression 1169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public String getExpression() 1189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_expression; 1209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set the value expression for this argument. 1249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param expr String containing the expression to be stored as this 1269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * argument's value. 1279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @see #getExpression 1289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void setExpression(String expr) 1309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_expression = expr; 1329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * True if this variable was added with an xsl:with-param or 1369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * is added via setParameter. 1379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private boolean m_isFromWithParam; 1399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Tell if this variable is a parameter passed with a with-param or as 1429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * a top-level parameter. 1439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public boolean isFromWithParam() 1459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_isFromWithParam; 1479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * True if this variable is currently visible. To be visible, 1519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * a variable needs to come either from xsl:variable or be 1529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * a "received" parameter, ie one for which an xsl:param has 1539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * been encountered. 1549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Set at the time the object is constructed and updated as needed. 1559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson private boolean m_isVisible; 1579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1599f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Tell if this variable is currently visible. 1609f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1619f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public boolean isVisible() 1629f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1639f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_isVisible; 1649f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1659f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1669f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1679f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Update visibility status of this variable. 1689f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1699f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public void setIsVisible(boolean b) 1709f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1719f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isVisible = b; 1729f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1739f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1749f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1759f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Construct a dummy parameter argument, with no QName and no 1769f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * value (either expression string or value XObject). isVisible 1779f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * defaults to true. 1789f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1799f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public Arg() 1809f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1819f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1829f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_qname = new QName(""); 1839f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson ; // so that string compares can be done. 1849f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val = null; 1859f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_expression = null; 1869f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isVisible = true; 1879f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isFromWithParam = false; 1889f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 1899f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 1909f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 1919f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Construct a parameter argument that contains an expression. 1929f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 1939f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param qname Name of the argument, expressed as a QName object. 1949f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param expression String to be stored as this argument's value expression. 1959f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param isFromWithParam True if this is a parameter variable. 1969f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 1979f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public Arg(QName qname, String expression, boolean isFromWithParam) 1989f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 1999f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2009f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_qname = qname; 2019f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val = null; 2029f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_expression = expression; 2039f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isFromWithParam = isFromWithParam; 2049f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isVisible = !isFromWithParam; 2059f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2069f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2079f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 2089f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Construct a parameter argument which has an XObject value. 2099f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * isVisible defaults to true. 2109f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2119f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param qname Name of the argument, expressed as a QName object. 2129f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param val Value of the argument, expressed as an XObject 2139f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2149f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public Arg(QName qname, XObject val) 2159f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2169f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2179f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_qname = qname; 2189f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val = val; 2199f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isVisible = true; 2209f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isFromWithParam = false; 2219f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_expression = null; 2229f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2239f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2249f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 2259f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Equality function specialized for the variable name. If the argument 2269f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * is not a qname, it will deligate to the super class. 2279f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2289f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param obj the reference object with which to compare. 2299f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @return <code>true</code> if this object is the same as the obj 2309f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * argument; <code>false</code> otherwise. 2319f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2329f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public boolean equals(Object obj) 2339f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2349f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson if(obj instanceof QName) 2359f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2369f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return m_qname.equals(obj); 2379f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2389f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson else 2399f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson return super.equals(obj); 2409f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2419f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2429f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson /** 2439f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * Construct a parameter argument. 2449f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * 2459f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param qname Name of the argument, expressed as a QName object. 2469f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param val Value of the argument, expressed as an XObject 2479f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson * @param isFromWithParam True if this is a parameter variable. 2489f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson */ 2499f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson public Arg(QName qname, XObject val, boolean isFromWithParam) 2509f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson { 2519f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson 2529f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_qname = qname; 2539f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_val = val; 2549f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isFromWithParam = isFromWithParam; 2559f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_isVisible = !isFromWithParam; 2569f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson m_expression = null; 2579f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson } 2589f8118474e9513f7a5b7d2a05e4a0fb15d1a6569Jesse Wilson} 259