- /*
- * Copyright 2001-2004 The Apache Software Foundation.
- *
- * Licensed 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: Util.java,v 1.15 2004/02/24 03:55:48 zongaro Exp $
- */
-
- package com.sun.org.apache.xalan.internal.xsltc.compiler.util;
-
- import java.util.StringTokenizer;
-
- import com.sun.org.apache.bcel.internal.generic.Type;
- import com.sun.org.apache.xalan.internal.xsltc.compiler.Constants;
- import com.sun.org.apache.xml.internal.utils.XMLChar;
-
- /**
- * @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 (!XMLChar.isValidQName(tokens.nextToken())) {
- return false;
- }
- }
- }
- return true;
- }
-
- }
-