001: /*
002: * The Apache Software License, Version 1.1
003: *
004: * Copyright (c) 1999 The Apache Software Foundation. All rights
005: * reserved.
006: *
007: * Redistribution and use in source and binary forms, with or without
008: * modification, are permitted provided that the following conditions
009: * are met:
010: *
011: * 1. Redistributions of source code must retain the above copyright
012: * notice, this list of conditions and the following disclaimer.
013: *
014: * 2. Redistributions in binary form must reproduce the above copyright
015: * notice, this list of conditions and the following disclaimer in
016: * the documentation and/or other materials provided with the
017: * distribution.
018: *
019: * 3. The end-user documentation included with the redistribution, if
020: * any, must include the following acknowlegement:
021: * "This product includes software developed by the
022: * Apache Software Foundation (http://www.apache.org/)."
023: * Alternately, this acknowlegement may appear in the software itself,
024: * if and wherever such third-party acknowlegements normally appear.
025: *
026: * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
027: * Foundation" must not be used to endorse or promote products derived
028: * from this software without prior written permission. For written
029: * permission, please contact apache@apache.org.
030: *
031: * 5. Products derived from this software may not be called "Apache"
032: * nor may "Apache" appear in their names without prior written
033: * permission of the Apache Group.
034: *
035: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
036: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
037: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
038: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
039: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
040: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
041: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
042: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
043: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
044: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
045: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
046: * SUCH DAMAGE.
047: * ====================================================================
048: *
049: * This software consists of voluntary contributions made by many
050: * individuals on behalf of the Apache Software Foundation. For more
051: * information on the Apache Software Foundation, please see
052: * <http://www.apache.org/>.
053: *
054: */
055:
056: package com.sun.portal.providers.jsp.jasper3.jasper.compiler;
057:
058: /**
059: * CharDataGenerator generates the character data present in the JSP
060: * file. Typically this is HTML which lands up as strings in
061: * out.println(...).
062: *
063: * This generator will print the HTML line-by-line. This is a
064: * feature desired by lots of tool vendors.
065: *
066: * @author Mandar Raje
067: */
068: public class MappedCharDataGenerator extends CharDataGenerator {
069:
070: public MappedCharDataGenerator(char[] chars) {
071: super (chars);
072: }
073:
074: public void generate(ServletWriter writer, Class phase) {
075: writer.indent();
076: writer.print("out.write(\"");
077: // Generate the char data:
078: int limit = chars.length;
079: StringBuffer sb = new StringBuffer();
080: for (int i = 0; i < limit; i++) {
081: int ch = chars[i];
082: switch (ch) {
083: case '"':
084: sb.append("\\\"");
085: break;
086: case '\\':
087: sb.append("\\\\");
088: break;
089: case '\r':
090: sb.append("\\r");
091: break;
092: /*
093: case '\'':
094: sb.append('\\');
095: sb.append('\'');
096: break;
097: */
098: case '\n':
099: sb.append("\\n");
100: writer.print(sb.toString());
101: writer.print("\");\n");
102: sb = new StringBuffer();
103: writer.indent();
104: writer.print("out.write(\"");
105: break;
106: case '\t':
107: sb.append("\\t");
108: break;
109: default:
110: sb.append((char) ch);
111: }
112: }
113: writer.print(sb.toString());
114: writer.print("\");\n");
115: }
116: }
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