| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| /* |
| * $Id$ |
| */ |
| |
| package org.apache.xalan.xsltc.compiler.util; |
| |
| import java.util.StringTokenizer; |
| |
| import org.apache.bcel.generic.Type; |
| import org.apache.xalan.xsltc.compiler.Constants; |
| import org.apache.xml.utils.XML11Char; |
| |
| /** |
| * @author Jacek Ambroziak |
| * @author Santiago Pericas-Geertsen |
| */ |
| public final class Util { |
| private static char filesep; |
| |
| static { |
| String temp = System.getProperty("file.separator", "/"); |
| filesep = temp.charAt(0); |
| } |
| |
| public static String noExtName(String name) { |
| final int index = name.lastIndexOf('.'); |
| return name.substring(0, index >= 0 ? index : name.length()); |
| } |
| |
| /** |
| * Search for both slashes in order to support URLs and |
| * files. |
| */ |
| public static String baseName(String name) { |
| int index = name.lastIndexOf('\\'); |
| if (index < 0) { |
| index = name.lastIndexOf('/'); |
| } |
| |
| if (index >= 0) |
| return name.substring(index + 1); |
| else { |
| int lastColonIndex = name.lastIndexOf(':'); |
| if (lastColonIndex > 0) |
| return name.substring(lastColonIndex + 1); |
| else |
| return name; |
| } |
| } |
| |
| /** |
| * Search for both slashes in order to support URLs and |
| * files. |
| */ |
| public static String pathName(String name) { |
| int index = name.lastIndexOf('/'); |
| if (index < 0) { |
| index = name.lastIndexOf('\\'); |
| } |
| return name.substring(0, index + 1); |
| } |
| |
| /** |
| * Replace all illegal Java chars by '_'. |
| */ |
| public static String toJavaName(String name) { |
| if (name.length() > 0) { |
| final StringBuffer result = new StringBuffer(); |
| |
| char ch = name.charAt(0); |
| result.append(Character.isJavaIdentifierStart(ch) ? ch : '_'); |
| |
| final int n = name.length(); |
| for (int i = 1; i < n; i++) { |
| ch = name.charAt(i); |
| result.append(Character.isJavaIdentifierPart(ch) ? ch : '_'); |
| } |
| return result.toString(); |
| } |
| return name; |
| } |
| |
| public static Type getJCRefType(String signature) { |
| return Type.getType(signature); |
| } |
| |
| public static String internalName(String cname) { |
| return cname.replace('.', filesep); |
| } |
| |
| public static void println(String s) { |
| System.out.println(s); |
| } |
| |
| public static void println(char ch) { |
| System.out.println(ch); |
| } |
| |
| public static void TRACE1() { |
| System.out.println("TRACE1"); |
| } |
| |
| public static void TRACE2() { |
| System.out.println("TRACE2"); |
| } |
| |
| public static void TRACE3() { |
| System.out.println("TRACE3"); |
| } |
| |
| /** |
| * Replace a certain character in a string with a new substring. |
| */ |
| public static String replace(String base, char ch, String str) { |
| return (base.indexOf(ch) < 0) ? base : |
| replace(base, String.valueOf(ch), new String[] { str }); |
| } |
| |
| public static String replace(String base, String delim, String[] str) { |
| final int len = base.length(); |
| final StringBuffer result = new StringBuffer(); |
| |
| for (int i = 0; i < len; i++) { |
| final char ch = base.charAt(i); |
| final int k = delim.indexOf(ch); |
| |
| if (k >= 0) { |
| result.append(str[k]); |
| } |
| else { |
| result.append(ch); |
| } |
| } |
| return result.toString(); |
| } |
| |
| /** |
| * Replace occurances of '.', '-', '/' and ':' |
| */ |
| public static String escape(String input) { |
| return replace(input, ".-/:", |
| new String[] { "$dot$", "$dash$", "$slash$", "$colon$" }); |
| } |
| |
| public static String getLocalName(String qname) { |
| final int index = qname.lastIndexOf(':'); |
| return (index > 0) ? qname.substring(index + 1) : qname; |
| } |
| |
| public static String getPrefix(String qname) { |
| final int index = qname.lastIndexOf(':'); |
| return (index > 0) ? qname.substring(0, index) : |
| Constants.EMPTYSTRING; |
| } |
| |
| /** |
| * Checks if the string is a literal (i.e. not an AVT) or not. |
| */ |
| public static boolean isLiteral(String str) { |
| final int length = str.length(); |
| for (int i = 0; i < length - 1; i++) { |
| if (str.charAt(i) == '{' && str.charAt(i + 1) != '{') { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Checks if the string is valid list of qnames |
| */ |
| public static boolean isValidQNames(String str) { |
| if ((str != null) && (!str.equals(Constants.EMPTYSTRING))) { |
| final StringTokenizer tokens = new StringTokenizer(str); |
| while (tokens.hasMoreTokens()) { |
| if (!XML11Char.isXML11ValidQName(tokens.nextToken())) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| |
| } |
| |