| /* |
| * @(#)$Id$ |
| * |
| * The Apache Software License, Version 1.1 |
| * |
| * |
| * Copyright (c) 2001 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. 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. |
| * |
| * 3. The end-user documentation included with the redistribution, |
| * if any, must include the following acknowledgment: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowledgment may appear in the software itself, |
| * if and wherever such third-party acknowledgments normally appear. |
| * |
| * 4. The names "Xalan" and "Apache Software Foundation" must |
| * not be used to endorse or promote products derived from this |
| * software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache", |
| * nor may "Apache" appear in their name, without prior written |
| * permission of the Apache Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR |
| * ITS 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 consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation and was |
| * originally based on software copyright (c) 2001, Sun |
| * Microsystems., http://www.sun.com. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| * @author Jacek Ambroziak |
| * @author Santiago Pericas-Geertsen |
| * @author Morten Jorgensen |
| * |
| */ |
| |
| package org.apache.xalan.xsltc.compiler; |
| |
| import javax.xml.parsers.*; |
| |
| import org.xml.sax.*; |
| |
| import org.apache.xalan.xsltc.compiler.util.Type; |
| import org.apache.xalan.xsltc.compiler.util.ReferenceType; |
| import org.apache.bcel.generic.*; |
| |
| import java.text.DecimalFormat; |
| import java.text.DecimalFormatSymbols; |
| |
| import org.apache.xalan.xsltc.runtime.AttributeList; |
| import org.apache.xalan.xsltc.compiler.*; |
| import org.apache.xalan.xsltc.compiler.util.*; |
| |
| final class DecimalFormatting extends TopLevelElement { |
| |
| private static final String DFS_CLASS = "java.text.DecimalFormatSymbols"; |
| private static final String DFS_SIG = "Ljava/text/DecimalFormatSymbols;"; |
| |
| private String _name = null; |
| |
| /** |
| * No type check needed for the <xsl:decimal-formatting/> element |
| */ |
| public Type typeCheck(SymbolTable stable) throws TypeCheckError { |
| return Type.Void; |
| } |
| |
| /** |
| * Parse the name of the <xsl:decimal-formatting/> element |
| */ |
| public void parseContents(Parser parser) { |
| // Get the name of these decimal formatting symbols |
| if ((_name = getAttribute("name")) == null) _name = EMPTYSTRING; |
| |
| // Check if a set of symbols has already been registered under this name |
| SymbolTable stable = parser.getSymbolTable(); |
| if (stable.getDecimalFormatting(_name) != null) |
| reportWarning(this, parser, ErrorMsg.SYMBOLS_REDEF_ERR,_name.toString()); |
| else |
| stable.addDecimalFormatting(_name, this); |
| } |
| |
| /** |
| * This method is called when the constructor is compiled in |
| * Stylesheet.compileConstructor() and not as the syntax tree is traversed. |
| */ |
| public void translate(ClassGenerator classGen, MethodGenerator methodGen) { |
| |
| ConstantPoolGen cpg = classGen.getConstantPool(); |
| InstructionList il = methodGen.getInstructionList(); |
| |
| // DecimalFormatSymbols.<init>(); |
| final int init = cpg.addMethodref(DFS_CLASS, "<init>", "()V"); |
| |
| // Push the format name on the stack for call to addDecimalFormat() |
| il.append(classGen.loadTranslet()); |
| il.append(new PUSH(cpg, _name)); |
| |
| // Manufacture a DecimalFormatSymbols on the stack |
| // for call to addDecimalFormat() |
| il.append(new NEW(cpg.addClass(DFS_CLASS))); |
| il.append(DUP); |
| il.append(new INVOKESPECIAL(init)); |
| |
| String tmp = getAttribute("NaN"); |
| if ((tmp == null) || (tmp.equals(EMPTYSTRING))) { |
| int nan = cpg.addMethodref(DFS_CLASS, |
| "setNaN", "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, "NaN")); |
| il.append(new INVOKEVIRTUAL(nan)); |
| } |
| |
| tmp = getAttribute("infinity"); |
| if ((tmp == null) || (tmp.equals(EMPTYSTRING))) { |
| int inf = cpg.addMethodref(DFS_CLASS, |
| "setInfinity", |
| "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, "Infinity")); |
| il.append(new INVOKEVIRTUAL(inf)); |
| } |
| |
| final int nAttributes = _attributes.getLength(); |
| for (int i = 0; i < nAttributes; i++) { |
| final String name = _attributes.getQName(i); |
| final String value = _attributes.getValue(i); |
| |
| boolean valid = true; |
| int method = 0; |
| |
| if (name.equals("decimal-separator")) { |
| // DecimalFormatSymbols.setDecimalSeparator(); |
| method = cpg.addMethodref(DFS_CLASS, |
| "setDecimalSeparator", "(C)V"); |
| } |
| else if (name.equals("grouping-separator")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setGroupingSeparator", "(C)V"); |
| } |
| else if (name.equals("minus-sign")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setMinusSign", "(C)V"); |
| } |
| else if (name.equals("percent")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setPercent", "(C)V"); |
| } |
| else if (name.equals("per-mille")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setPerMill", "(C)V"); |
| } |
| else if (name.equals("zero-digit")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setZeroDigit", "(C)V"); |
| } |
| else if (name.equals("digit")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setDigit", "(C)V"); |
| } |
| else if (name.equals("pattern-separator")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setPatternSeparator", "(C)V"); |
| } |
| else if (name.equals("NaN")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setNaN", "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, value)); |
| il.append(new INVOKEVIRTUAL(method)); |
| valid = false; |
| } |
| else if (name.equals("infinity")) { |
| method = cpg.addMethodref(DFS_CLASS, |
| "setInfinity", |
| "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, value)); |
| il.append(new INVOKEVIRTUAL(method)); |
| valid = false; |
| } |
| else { |
| valid = false; |
| } |
| |
| if (valid) { |
| il.append(DUP); |
| il.append(new PUSH(cpg, value.charAt(0))); |
| il.append(new INVOKEVIRTUAL(method)); |
| } |
| |
| } |
| |
| final int put = cpg.addMethodref(TRANSLET_CLASS, |
| "addDecimalFormat", |
| "("+STRING_SIG+DFS_SIG+")V"); |
| il.append(new INVOKEVIRTUAL(put)); |
| } |
| |
| /** |
| * Creates the default, nameless, DecimalFormat object in |
| * AbstractTranslet's format_symbols hashtable. |
| * This should be called for every stylesheet, and the entry |
| * may be overridden by later nameless xsl:decimal-format instructions. |
| */ |
| public static void translateDefaultDFS(ClassGenerator classGen, |
| MethodGenerator methodGen) { |
| |
| ConstantPoolGen cpg = classGen.getConstantPool(); |
| InstructionList il = methodGen.getInstructionList(); |
| final int init = cpg.addMethodref(DFS_CLASS, "<init>", "()V"); |
| |
| // Push the format name, which is empty, on the stack |
| // for call to addDecimalFormat() |
| il.append(classGen.loadTranslet()); |
| il.append(new PUSH(cpg, EMPTYSTRING)); |
| |
| // Manufacture a DecimalFormatSymbols on the stack |
| // for call to addDecimalFormat() |
| il.append(new NEW(cpg.addClass(DFS_CLASS))); |
| il.append(DUP); |
| il.append(new INVOKESPECIAL(init)); |
| |
| int nan = cpg.addMethodref(DFS_CLASS, |
| "setNaN", "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, "NaN")); |
| il.append(new INVOKEVIRTUAL(nan)); |
| |
| int inf = cpg.addMethodref(DFS_CLASS, |
| "setInfinity", |
| "(Ljava/lang/String;)V"); |
| il.append(DUP); |
| il.append(new PUSH(cpg, "Infinity")); |
| il.append(new INVOKEVIRTUAL(inf)); |
| |
| final int put = cpg.addMethodref(TRANSLET_CLASS, |
| "addDecimalFormat", |
| "("+STRING_SIG+DFS_SIG+")V"); |
| il.append(new INVOKEVIRTUAL(put)); |
| } |
| } |