- /*
- * Copyright 2000-2004 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.
- *
- */
-
- package org.apache.tools.ant.taskdefs.optional.jsp;
-
- import java.io.File;
-
- /**
- * this class implements the name mangling rules of the jasper in tomcat4.1.x
- * which is likely to remain for some time
- * @see org.apache.jasper.JspCompilationContext
- */
- public class Jasper41Mangler implements JspMangler {
-
-
- /**
- * map from a jsp file to a java filename; does not do packages
- *
- * @param jspFile file
- * @return java filename
- */
- public String mapJspToJavaName(File jspFile) {
- String jspUri = jspFile.getAbsolutePath();
- int start = jspUri.lastIndexOf(File.separatorChar) + 1;
- int end = jspUri.length();
- StringBuffer modifiedClassName;
- modifiedClassName = new StringBuffer(jspUri.length() - start);
- if (!Character.isJavaIdentifierStart(jspUri.charAt(start))
- || jspUri.charAt(start) == '_') {
- // If the first char is not a start of Java identifier or is _
- // prepend a '_'.
- modifiedClassName.append('_');
- }
- for (int i = start; i < end; i++) {
- char ch = jspUri.charAt(i);
- if (Character.isJavaIdentifierPart(ch)) {
- modifiedClassName.append(ch);
- } else if (ch == '.') {
- modifiedClassName.append('_');
- } else {
- modifiedClassName.append(mangleChar(ch));
- }
- }
- return modifiedClassName.toString();
- }
-
- /**
- * Mangle the specified character to create a legal Java class name.
- */
- private static final String mangleChar(char ch) {
-
- String s = Integer.toHexString(ch);
- int nzeros = 5 - s.length();
- char[] result = new char[6];
- result[0] = '_';
- for (int i = 1; i <= nzeros; i++) {
- result[i] = '0';
- }
- for (int i = nzeros + 1, j = 0; i < 6; i++, j++) {
- result[i] = s.charAt(j);
- }
- return new String(result);
- }
-
-
- /**
- * taking in the substring representing the path relative to the source dir
- * return a new string representing the destination path
- * @todo
- */
- public String mapPath(String path) {
- return null;
- }
-
- }