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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [tools/] [gnu/] [classpath/] [tools/] [java2xhtml/] [Java2xhtml.java] - Rev 779
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/* gnu.classpath.tools.java2xhtml.Java2xhtml Copyright (C) 2005 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version. */ /** Java2xhtml.java Version 0.9 * Produces an XHTML file from Java source code with syntax highlighting, * includes additional options (line numbering, tab spacing, etc.) * <P> * NOTE: Common java naming structure is assumed * Capitalize the first letter that appears in a class or interface name * Use lowercase for the first letter in a method or variable name * Use only uppercase letters when naming constants * * @version 0.9, March 2003 * @author Shayne Steele */ package gnu.classpath.tools.java2xhtml; import java.io.*; import java.util.*; public class Java2xhtml { //--- define CSS classes for individual output elements private static final String sourceCodeStyle = "source"; private static final String lineNumberStyle = "line-number even"; private static final String modulusLineNumberStyle = "line-number odd"; private static final String keywordStyle = "keyword"; private static final String methodStyle = "method member"; private static final String variableStyle = "variable member"; private static final String singleLineCommentStyle = "line comment"; private static final String traditionalCommentStyle = "c comment"; private static final String javadocCommentStyle = "javadoc comment"; private static final String javadocTagStyle = "javadoc tag"; private static final String importNameStyle = "import header type"; private static final String packageNameStyle = "package header type"; private static final String primitiveTypeStyle = "primitive type"; private static final String nonPrimitiveTypeStyle = "non-primitive type"; private static final String constructorStyle = "constructor member"; private static final String constantStyle = "constant member"; private static final String doubleQuoteStyle = "double quote"; private static final String singleQuoteStyle = "single quote"; private static final String numericLiteralStyle = "numeric literal"; private static final String primitiveLiteralStyle = "primitive literal"; private static final String iconStyle = "icon"; // parse the command line arguments // give a decent responce for bad input // call the HTMLifier on good input public static void main(String args[]) { // parse the invokation arguments if (args.length < 1 || args.length > 3) // invoked program incorrectly { System.out.println("Java2xhtml Version 0.9 (C) 2005 Free Software Foundation"); System.out.println(" Produces an XHTML file of Java source" + " code with syntax highlighting,"); System.out.println(" includes additional options " + "(line numbering, tab spacing, etc.)"); System.out.println(" This tool is part of GNU Classpath."); System.out.println(" GNU Classpath is free software; you can redistribute it and/or modify"); System.out.println(" it under the terms of the GNU General Public License as published by"); System.out.println(" the Free Software Foundation; either version 2, or (at your option)"); System.out.println(" any later version."); System.out.println(" NOTE: Common java naming structure is " + "assumed"); System.out.println(""); System.out.println("USAGE:"); System.out.println("java [java options] Java2xhtml " + "source.java [options file] " + "[output file]"); System.out.println(""); System.out.println(" - java is the name of the Java interpreter"); System.out.println(" - [java options] are the optional options " + "of the Java interpreter"); System.out.println(" - Java2xhtml is the name of this " + "application"); System.out.println(" - source is a file or the directory to the " + "Java source file(s)"); System.out.println(" - [options file] is the optional " + "path of a file with"); System.out.println(" a structure like this:"); System.out.println(" externalStyleSheetName=file_name" + " (default style.css)"); System.out.println(" tabSize=integer (default value is 4)"); System.out.println(" extraIndentation=integer " + "(default value is 0)"); System.out.println(" lineModulus=integer (default value 5)"); System.out.println(" isCodeSnippet=boolean" + " (default false)"); System.out.println(" isXHTML_1_1=boolean" + " (default true)"); System.out.println(" hasInternalStyleSheet=boolean" + " (default true)"); System.out.println(" hasExternalStyleSheet=boolean" + " (default true)"); System.out.println(" hasTitle=boolean" + " (default false)"); System.out.println(" hasLegend=boolean" + " (default false)"); System.out.println(" hasAllBoldSourceCode=boolean" + " (default false)"); System.out.println(" hasLineNumbers=boolean" + " (default false)"); System.out.println(" hasLineModulusDrawnLines=boolean" + " (default false)"); System.out.println(" hasLineModulusCodeBlocks=boolean" + " (default false)"); System.out.println(" hasFooter=boolean" + " (default false)"); System.out.println(" hasFooterIcons=boolean" + " (default false)"); System.out.println(" hasFooterDate=boolean" + " (default true)"); System.out.println(" NOTE: filename must end with '.prop'"); System.out.println(" Default [options file] is " + "options.prop"); System.out.println(" - [output file] is name of the XHTML file " + "that is produced"); System.out.println(" Default [output file] is source_java.html"); System.out.println(""); System.out.println("Output: source.java --> [output file]"); System.out.println(" Default Output is "); System.out.println(" source.java --> source_java.html"); System.out.println(""); System.out.println("Examples of calling the program:"); System.out.println(" process one file (say Java2xhtml.java):"); System.out.println(" java Java2xhtml Java2xhtml.java"); System.out.println(" process one directory (say C:\\HOME):"); System.out.println(" java Java2xhtml C:\\HOME"); System.out.println(" process one directory (say C:\\HOME with a " + "given options file (options.prop)):"); System.out.println(" java Java2xhtml C:\\HOME options.prop"); } else { // invoked program correctly, now get command line arguments // get the source file name String sourceName; sourceName = args[0]; // make sure that the source file exist and if so HTMLify it File sourceFilePath = new File(sourceName); if (sourceFilePath.exists()) { // good pathname so HTMLify it // get the default html options file name String propertiesFileName = "options.prop"; // create a unique default html file name, // bubba.java -> bubba_java.html String htmlFileName = sourceName.replace('.', '_') + ".html"; if (args.length == 2 || args.length == 3) { if (args[1].endsWith(".prop")) { // get the user supplied html options file name propertiesFileName = args[1]; } else { // get the user supplied html outputfile name htmlFileName = args[1]; } } if (args.length == 3) { if (args[2].endsWith(".prop")) { // get the user supplied html options file name propertiesFileName = args[2]; } else { // get the user supplied html outputfile name htmlFileName = args[2]; } } new Java2xhtml(propertiesFileName, sourceFilePath, htmlFileName); } else // source file does not exist, print message and exit normally { System.out.println("The source parameter must be an existent" + " file or directory"); System.out.println("Run Java2xHtml without parameters for " + "help"); } } } // collect various sets of keywords static Collection keywordCollection; static Collection primitiveTypeCollection; static Collection primitiveLiteralCollection; static Collection javadocTagCollection; // all these variables are changeable by a options file int extraIndentation = 0; int tabSize = 4; int lineModulus = 5; boolean hasLegend = false; boolean hasLineNumbers = false; boolean hasLineModulusDrawnLines = false; boolean hasLineModulusCodeBlocks = false; boolean hasFooter = false; boolean hasFooterIcons = false; boolean hasFooterDate = true; boolean isCodeSnippet = false; boolean isXHTML_1_1 = true; boolean hasTitle = false; boolean hasAllBoldSourceCode = false; boolean hasInternalStyleSheet = true; boolean hasExternalStyleSheet = true; String externalStyleSheetName = "style.css"; static { // collection type is Hashset for unique elements and fast retieval String keywordArray[] = { "abstract", "default", "if", "private", "do", "implements", "protected", "throws", "break", "import", "public", "transient", "else", "instanceof", "return", "try", "case", "extends", "throw", "static", "catch", "final", "interface", "while", "volatile", "finally", "super", "synchronized", "class", "native", "switch", "package", "const", "for", "new", "goto", "continue", "this", "assert", "strictfp" }; keywordCollection = new HashSet(Arrays.asList(keywordArray)); String primitiveTypeArray[] = { "boolean", "char", "byte", "short", "int", "long", "float", "double", "void" }; primitiveTypeCollection = new HashSet(Arrays.asList(primitiveTypeArray)); String primitiveLiteralArray[]= { "false", "null", "true" }; primitiveLiteralCollection = new HashSet(Arrays.asList(primitiveLiteralArray)); String javadocTagArray[]= { "see", "author", "version", "param", "return", "exception", "deprecated", "throws", "link", "since", "serial", "serialField","serialData", "beaninfo" }; javadocTagCollection = new HashSet(Arrays.asList(javadocTagArray)); } public Java2xhtml() { } // create the various keyword collections // parse the html options file Java2xhtml(String propertiesFileName, File sourceFilePath, String htmlFileName) { // get html properties (use defaults if necessary) File propertiesFilePath = new File (propertiesFileName); if (propertiesFilePath.exists()) { // html properies file exist try parsing it try { InputStream propertiesFile = new FileInputStream(propertiesFileName); Properties htmlProperties = new Properties(); htmlProperties.load(propertiesFile); propertiesFile.close(); setProperties(htmlProperties); } catch (IOException exception) { System.out.println(exception); } } if (sourceFilePath.isFile()) { // process the file processFile(sourceFilePath, htmlFileName); } else if (sourceFilePath.isDirectory()) { // process a directory File [] sourceFilePathArray = sourceFilePath.listFiles(); for (int i = 0; i < sourceFilePathArray.length; i++) { if (((sourceFilePathArray[i]).getName()).endsWith(".java")) { // process each file that ends in .java // create a unique default html file name, // bubba.java -> bubba_java.html htmlFileName = ((sourceFilePathArray[i]).getName()).replace( '.', '_') + ".html"; processFile(sourceFilePathArray[i], htmlFileName); } } } } public void setProperties(Properties htmlProperties) { hasLegend = Boolean.valueOf(htmlProperties.getProperty("hasLegend", "false")).booleanValue(); extraIndentation = Integer.parseInt(htmlProperties.getProperty("extraIndentation", "0")); tabSize = Integer.parseInt(htmlProperties.getProperty("tabSize", "4")); hasLineNumbers = Boolean.valueOf(htmlProperties.getProperty("hasLineNumbers", "false")).booleanValue(); lineModulus = Integer.parseInt(htmlProperties.getProperty("lineModulus", "5")); hasLineModulusDrawnLines = Boolean.valueOf(htmlProperties.getProperty("hasLineModulusDrawnLines", "false")).booleanValue(); hasLineModulusCodeBlocks = Boolean.valueOf(htmlProperties.getProperty("hasLineModulusCodeBlocks", "false")).booleanValue(); hasFooter = Boolean.valueOf(htmlProperties.getProperty("hasFooter", "false")).booleanValue(); hasFooterIcons = Boolean.valueOf(htmlProperties.getProperty("hasFooterIcons", "false")).booleanValue(); hasFooterDate = Boolean.valueOf(htmlProperties.getProperty("hasFooterDate", "true")).booleanValue(); isXHTML_1_1 = Boolean.valueOf(htmlProperties.getProperty("isXHTML_1_1", "true")).booleanValue(); isCodeSnippet = Boolean.valueOf(htmlProperties.getProperty("isCodeSnippet", "false")).booleanValue(); hasTitle = Boolean.valueOf(htmlProperties.getProperty("hasTitle", "false")).booleanValue(); hasAllBoldSourceCode = Boolean.valueOf(htmlProperties.getProperty("hasAllBoldSourceCode", "false")).booleanValue(); hasInternalStyleSheet = Boolean.valueOf(htmlProperties.getProperty("hasInternalStyleSheet", "true")).booleanValue(); hasExternalStyleSheet = Boolean.valueOf(htmlProperties.getProperty("hasExternalStyleSheet", "true")).booleanValue(); externalStyleSheetName = htmlProperties.getProperty("externalStyleSheetName", "style.css"); } // read the file and put it into a stringbuffer void processFile(File sourceFilePath, String htmlFileName) { // open the file, copy it to a Stringbuffer , process into an // HTMLified String and convert result into an HTML file try { BufferedReader sourceReader = new BufferedReader(new FileReader(sourceFilePath)); StringBuffer bufferIn = new StringBuffer(); int readInInt = 0; char presentChar = 0; // copy file into a Stringbuffer while (readInInt != -1) // -1 value means end of stream/file { // put the file into a Stringbuffer readInInt= sourceReader.read(); presentChar = ((readInInt >= 0) ? (char) readInInt : 0); bufferIn.append(presentChar); } sourceReader.close(); BufferedWriter tempBufferedWriter = new BufferedWriter(new FileWriter(htmlFileName)); tempBufferedWriter.write(makeHTML(bufferIn, sourceFilePath.getName())); tempBufferedWriter.close(); System.out.println(sourceFilePath.getName() + " --> " + htmlFileName); } catch (IOException exception) { System.out.println(exception); } } // constant 'States' java source code can be in public final static class State { public final static State TEXT = new State(); public final static State IMPORT_NAME = new State(); public final static State PARAM_VARIABLE = new State(); public final static State JAVADOC = new State(); public final static State PACKAGE_NAME = new State(); public final static State DOUBLE_QUOTE = new State(); public final static State SINGLE_QUOTE = new State(); public final static State TRADITIONAL_COMMENT = new State(); public final static State LINE_COMMENT = new State(); // empty constructor private State() { // empty body } } // Convert java source code StringBufffer into colorized (and tab spaced) // HTML String . // Assumes that Java naming convention is used // Uses a very basic state machine design. public String makeHTML(StringBuffer bufferIn, String sourceFileName) { int codeLineNumber = 0; boolean isNewLine = true; boolean isNewBlock = true; int identifierLength = 0; int qualifiedIdentifierLength = 0; int presentIndex = -1; int spaceLength = 0; int saveIndex = 0; char presentChar = 0; State presentState = State.TEXT; StringBuffer bufferOut = new StringBuffer(8192); if (!isCodeSnippet) { bufferOut.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\r\n"); if (isXHTML_1_1) { bufferOut.append("<!DOCTYPE html PUBLIC " + "\"-//W3C//DTD XHTML 1.1//EN\"\r\n"); bufferOut.append(" \"http://www.w3.org/TR/xhtml11/DTD/" + "xhtml11.dtd\">\r\n"); bufferOut.append("<html xmlns=\"http://www.w3.org/1999/xhtml\""+ " xml:lang=\"en\">\r\n"); } else { bufferOut.append("<!DOCTYPE html PUBLIC " + "\"-//W3C//DTD XHTML 1.0 Strict//EN\"\r\n"); bufferOut.append(" \"http://www.w3.org/TR/xhtml1/DTD/" + "xhtml1-strict.dtd\">\r\n"); bufferOut.append("<html xmlns=\"http://www.w3.org/1999/xhtml\""+ " xml:lang=\"en\" lang=\"en\">\r\n"); } bufferOut.append(" <head>\r\n"); bufferOut.append(" <title>\r\n"); bufferOut.append(" " + sourceFileName + "\r\n"); bufferOut.append(" </title>\r\n"); bufferOut.append(" <meta name=\"generator\"\r\n"); bufferOut.append(" content=\"Java2xhtml 0.9\" />\r\n"); if (hasInternalStyleSheet) { bufferOut.append(" <style type=\"text/css\">\r\n"); bufferOut.append(" <!-- /* <![CDATA[ */\r\n"); bufferOut.append(" ." + sourceCodeStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #000000;\r\n"); bufferOut.append(" background-color: #FFFFFF;\r\n"); if (hasAllBoldSourceCode) { bufferOut.append(" font-weight: bold;\r\n"); } bufferOut.append(" }\r\n"); bufferOut.append(" ." + lineNumberStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" font-weight: normal;\r\n"); bufferOut.append(" color: #000000;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); if (lineModulus > 0) { bufferOut.append(" ." + modulusLineNumberStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" font-weight: bold;\r\n"); bufferOut.append(" color: #000000;\r\n"); bufferOut.append(" background-color: "); bufferOut.append("transparent;\r\n"); bufferOut.append(" }\r\n"); if (hasLineModulusDrawnLines) { bufferOut.append(" .modulusLineStyle\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" text-decoration: "); bufferOut.append("line-through;\r\n"); bufferOut.append(" color: #000000;\r\n"); bufferOut.append(" background-color: "); bufferOut.append("transparent;\r\n"); bufferOut.append(" }\r\n"); } if (hasLineModulusCodeBlocks) { bufferOut.append(" .modulusBlockPREStyle\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" margin: 0em\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" .modulusBlockStyle\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #000000;\r\n"); bufferOut.append(" background-color: "); bufferOut.append("#CCCCCC;\r\n"); bufferOut.append(" }\r\n"); } } bufferOut.append(" ." + keywordStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #9900FF;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + methodStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #0000FF;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + variableStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #CC9933;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + singleLineCommentStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #CC3333;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + traditionalCommentStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #FF0000;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + javadocCommentStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #CC0033;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + javadocTagStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #0099CC;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + importNameStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #33CCCC;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + packageNameStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #339999;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + primitiveTypeStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #009900;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + nonPrimitiveTypeStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #009966;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + constructorStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #3300CC;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + constantStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #666666;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + doubleQuoteStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #996633;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" font-style: italic;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + singleQuoteStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #663333;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" font-style: oblique;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + numericLiteralStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #333300;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" ." + primitiveLiteralStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" color: #006600;\r\n"); bufferOut.append(" background-color: transparent;\r\n"); bufferOut.append(" }\r\n"); if (hasFooterIcons) { bufferOut.append(" ." + iconStyle + "\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" border-style: none;\r\n"); bufferOut.append(" }\r\n"); } if (hasTitle) { bufferOut.append(" #title\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" text-align: center;\r\n"); bufferOut.append(" font-size: xx-large;\r\n"); bufferOut.append(" }\r\n"); } if (hasLegend) { bufferOut.append(" #legendTitle\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" text-align: center;\r\n"); bufferOut.append(" font-size: x-large;\r\n"); bufferOut.append(" }\r\n"); bufferOut.append(" #legend\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" font-family: monospace;\r\n"); bufferOut.append(" font-size: large;\r\n"); bufferOut.append(" }\r\n"); } if (hasFooter) { bufferOut.append(" #footer\r\n"); bufferOut.append(" {\r\n"); bufferOut.append(" font-size: xx-small;\r\n"); bufferOut.append(" }\r\n"); } bufferOut.append(" /* ]]> */ -->\r\n"); bufferOut.append(" </style>\r\n"); } if (hasExternalStyleSheet) { bufferOut.append(" <link rel=\"stylesheet\" " + "type=\"text/css\" href=\"" + externalStyleSheetName + "\" />\r\n"); } bufferOut.append(" </head>\r\n"); bufferOut.append(" <body>\r\n"); } if (hasTitle) { bufferOut.append(" <div id=\"title\">\r\n"); bufferOut.append(" " + sourceFileName + "\r\n"); bufferOut.append(" </div>\r\n"); bufferOut.append(" <hr />\r\n"); } if (hasLegend) { bufferOut.append(" <div id=\"legendTitle\">\r\n"); bufferOut.append(" Legend\r\n"); bufferOut.append(" </div>\r\n"); bufferOut.append(" <div class=\"" + sourceCodeStyle + "\">\r\n"); bufferOut.append(" <div id=\"legend\">\r\n"); bufferOut.append(" <span class=\"" + keywordStyle + "\">"); bufferOut.append("keyword</span>\r\n"); bufferOut.append(" <span class=\"" + methodStyle + "\">"); bufferOut.append("method</span>\r\n"); bufferOut.append(" <span class=\"" + variableStyle + "\">variable" + "</span>\r\n"); bufferOut.append(" <span class=\"" + singleLineCommentStyle + "\">" + "singleLineComment</span>\r\n"); bufferOut.append(" <span class=\"" + traditionalCommentStyle + "\">" + "traditionalComment</span>\r\n"); bufferOut.append(" <span class=\"" + javadocCommentStyle + "\">" + "javadocComment</span>\r\n"); bufferOut.append(" <span class=\"" + javadocTagStyle + "\">javadocTag" + "</span>\r\n"); bufferOut.append(" <span class=\"" + importNameStyle + "\">" + "importName</span>\r\n"); bufferOut.append(" <span class=\"" + packageNameStyle + "\">" + "packageName</span>\r\n"); bufferOut.append(" <span class=\"" + primitiveTypeStyle + "\">" + "primitiveType</span>\r\n"); bufferOut.append(" <span class=\"" + nonPrimitiveTypeStyle + "\">" + "nonPrimitiveType</span>\r\n"); bufferOut.append(" <span class=\"" + constructorStyle + "\">" + "constructor</span>\r\n"); bufferOut.append(" <span class=\"" + constantStyle + "\">" + "constant</span>\r\n"); bufferOut.append(" <span class=\"" + doubleQuoteStyle + "\">" + "doubleQuote</span>\r\n"); bufferOut.append(" <span class=\"" + singleQuoteStyle + "\">" + "singleQuote</span>\r\n"); bufferOut.append(" <span class=\"" + numericLiteralStyle + "\">" + "numericLiteral</span>\r\n"); bufferOut.append(" <span class=\"" + primitiveLiteralStyle + "\">" + "primitiveLiteral</span>\r\n"); bufferOut.append(" </div>\r\n"); bufferOut.append(" </div>\r\n"); bufferOut.append(" <hr />\r\n"); } bufferOut.append(" <div class=\"" + sourceCodeStyle + "\">\r\n"); if (hasLineModulusCodeBlocks) { bufferOut.append("<pre class=\"modulusBlockPREStyle\">\r\n"); } else { bufferOut.append("<pre>\r\n"); } // process the input Java code Stringbuffer // subtract 2 from the bufferIn.length() to get EOF marker while (presentIndex++ < (bufferIn.length() - 2)) { for (int i = 0; i < extraIndentation; i++) { bufferOut.append(" "); } if ((hasLineNumbers || hasLineModulusCodeBlocks) && isNewLine) { // add line numbers if desired // line numbers are 1 - 9999 then rotate line numbers codeLineNumber = (++codeLineNumber)%10000; if ((lineModulus > 0) && hasLineModulusCodeBlocks && (codeLineNumber%lineModulus == 1)) { if (isNewBlock) { if ((State.TRADITIONAL_COMMENT == presentState) || (State.JAVADOC == presentState)) { bufferOut.insert((bufferOut.length() - ("\r\n").length()), "</span>"); } bufferOut.append("</pre>\r\n"); bufferOut.append(" <div class="); bufferOut.append("\"modulusBlockStyle\">"); bufferOut.append("\r\n<pre class=\""); bufferOut.append("modulusBlockPREStyle\">\r\n"); if (State.TRADITIONAL_COMMENT == presentState) { bufferOut.append("<span class=" + "\"" + traditionalCommentStyle + "\">"); } if (State.JAVADOC == presentState) { bufferOut.append("<span class=" + "\"" + javadocCommentStyle + "\">"); } } isNewBlock = !isNewBlock; } // make straight columns of line numbers if (codeLineNumber < 1000) { bufferOut.append(" "); } if (codeLineNumber < 100) { bufferOut.append(" "); } if (codeLineNumber < 10) { bufferOut.append(" "); } bufferOut.append("<a name=\"line."); bufferOut.append(codeLineNumber); bufferOut.append("\">"); if (hasLineNumbers) { if ((lineModulus > 0) && (codeLineNumber%lineModulus == 0)) { bufferOut.append("<span class=" + "\"" + modulusLineNumberStyle + "\">"); bufferOut.append(codeLineNumber); bufferOut.append(": </span>"); if (hasLineModulusDrawnLines) { // compute spaceLength so a line can be drawn while ((presentIndex != (bufferIn.length() - 1)) && ((Character.isSpaceChar( bufferIn.charAt(presentIndex))) || (bufferIn.charAt(presentIndex) == '\t'))) { // for each tab, insert tabSize spaces if (bufferIn.charAt(presentIndex) == '\t') { for (int i = 0; i < tabSize; i++) { bufferIn.insert(presentIndex + 1, " "); } presentIndex++; continue; } if (' ' == bufferIn.charAt(presentIndex)) { // read a space so place a space bufferOut.append(" "); spaceLength += (" ").length(); } else { // a white space character was read bufferOut.append(bufferIn.charAt( presentIndex)); ++spaceLength; } presentIndex++; } // check if line is empty // (no printable characters on line) if ((presentIndex == (bufferIn.length() - 1)) || (Character.isWhitespace(bufferIn.charAt( presentIndex)))) { spaceLength = 0; } // draw the line if (spaceLength > 1) { bufferOut.insert((bufferOut.length() - spaceLength), "<span class=" + "\"modulusLineStyle\">"); bufferOut.insert((bufferOut.length() - (" ").length()), "</span>"); } spaceLength = 0; } } else { // line numbers are in lineNumberColor bufferOut.append("<span class=\"" + lineNumberStyle + "\">"); bufferOut.append(codeLineNumber); bufferOut.append(":</span> "); } } isNewLine = false; bufferOut.append("</a>"); } // a state machine presentChar = bufferIn.charAt(presentIndex); if ((Character.isJavaIdentifierPart(presentChar)) || ((State.IMPORT_NAME == presentState) && (presentChar == '*'))) { // this is an identifier bufferOut.append(presentChar); identifierLength++; continue; // keep adding characters until identifier is done } if (identifierLength > 0) { // identifier qualifiedIdentifierLength = qualifiedIdentifierLength + identifierLength; if (bufferIn.charAt(presentIndex) == '.') { // qualified identifier bufferOut.append(presentChar); qualifiedIdentifierLength++; identifierLength = 0; continue; // keep adding characters to qualified identifier } String identifier = bufferOut.substring(bufferOut.length() - identifierLength); if ((State.PARAM_VARIABLE == presentState)) { // any identifier after a param in a javadoc is assumed to // be a variable bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + variableStyle + "\">"); bufferOut.append("</span>"); presentState = State.JAVADOC; } else if (State.JAVADOC == presentState) { // in javadoc state if ((javadocTagCollection.contains(identifier)) && (bufferIn.charAt(presentIndex - (identifierLength + 1)) == '@')) { // identifier is a javadocTag bufferOut.insert(bufferOut.length() - identifierLength, "<span class=\"" + javadocTagStyle + "\">"); bufferOut.append("</span>"); if (("param").equals(identifier)) { // any identifier after a param is assumed to // be a variable, get into a state to do this presentState = State.PARAM_VARIABLE; } } } else if (State.IMPORT_NAME == presentState) { // import identifier bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + importNameStyle + "\">"); bufferOut.append("</span>"); presentState = State.TEXT; } else if (State.PACKAGE_NAME == presentState) { // package identifier bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + packageNameStyle + "\">"); bufferOut.append("</span>"); presentState = State.TEXT; } else if (State.TEXT == presentState) { if (keywordCollection.contains(identifier)) { // identifier is a keyword bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + keywordStyle + "\">"); bufferOut.append("</span>"); if (("import").equals(identifier)) { // anything after an import in text mode must be // an import name, so enter state to process this presentState = State.IMPORT_NAME; } else if (("package").equals(identifier)) { // anything after an package in text mode must be // an package name, so enter state to process this presentState = State.PACKAGE_NAME; } } else if (primitiveTypeCollection.contains(identifier)) { // identifier is a primitive type bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + primitiveTypeStyle + "\">"); bufferOut.append("</span>"); } else if ((identifier.equals(identifier.toUpperCase())) && (!(Character.isDigit(identifier.charAt(0))))) { // identifier is a constant bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + constantStyle + "\">"); bufferOut.append("</span>"); } else if (Character.isUpperCase(identifier.charAt(0))) { // identifier is a constructor or non-primitive type // eat white space saveIndex = presentIndex; while (Character.isWhitespace( bufferIn.charAt(saveIndex++))) { //empty body } if (bufferIn.charAt(--saveIndex) == '(') { // identifier is a constructor bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=" + "\"" + constructorStyle + "\">"); bufferOut.append("</span>"); } else { // identifier is a non-primitive type bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=" + "\"" + nonPrimitiveTypeStyle + "\">"); bufferOut.append("</span>"); } } else if (!(Character.isDigit(identifier.charAt(0)) || primitiveLiteralCollection.contains(identifier))) { // identifier is a method or a variable // eat white space saveIndex = presentIndex; while (Character.isWhitespace( bufferIn.charAt(saveIndex++))) { // empty body } --saveIndex; // identifier is a method if (bufferIn.charAt(saveIndex) == '(') { bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + methodStyle + "\">"); bufferOut.append("</span>"); } else if (bufferIn.charAt(saveIndex) == ',') { // comma seperated variables bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + variableStyle + "\">"); bufferOut.append("</span>"); } else { // a variable // take care of cases such as array[index].variable if (bufferIn.charAt(presentIndex - (qualifiedIdentifierLength + 1)) == '.') { qualifiedIdentifierLength++; } bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=\"" + variableStyle + "\">"); bufferOut.append("</span>"); } } else { if (primitiveLiteralCollection.contains(identifier)) { // primitiveLiteral (boolean or null) bufferOut.insert(bufferOut.length() - identifierLength, "<span class=" + "\"" + primitiveLiteralStyle + "\">"); bufferOut.append("</span>"); } // a numeric literal else { if (((presentIndex - (qualifiedIdentifierLength + 1)) > 0) && (bufferIn.charAt(presentIndex - (qualifiedIdentifierLength + 1)) == '.')) { qualifiedIdentifierLength++; } bufferOut.insert(bufferOut.length() - qualifiedIdentifierLength, "<span class=" + "\"" + numericLiteralStyle + "\">"); bufferOut.append("</span>"); } } } qualifiedIdentifierLength = 0; identifierLength = 0; } // process characters NOT in identifiers switch (presentChar) { case '&': //ampersand bufferOut.append("&"); // HTMLify character break; case '<': // less than sign bufferOut.append("<"); // HTMLify character break; case '>': // greater than sign bufferOut.append(">"); // HTMLify character break; case '\"': // double quote bufferOut.append("""); // HTMLify character if (State.TEXT == presentState) { presentState = State.DOUBLE_QUOTE; bufferOut.insert(bufferOut.length()-(""").length(), "<span class=\"" + doubleQuoteStyle + "\">"); } else if (State.DOUBLE_QUOTE == presentState) { presentState = State.TEXT; bufferOut.append("</span>"); } break; case '\'': // single quote bufferOut.append("\'"); if (State.TEXT == presentState) { presentState = State.SINGLE_QUOTE; bufferOut.insert(bufferOut.length() - ("\'").length(), "<span class=\"" + singleQuoteStyle + "\">"); } else if (State.SINGLE_QUOTE == presentState) { presentState = State.TEXT; bufferOut.append("</span>"); } break; case '\\': // backslash bufferOut.append("\\"); if ((State.DOUBLE_QUOTE == presentState) || (State.SINGLE_QUOTE == presentState)) { // treat as a character escape sequence bufferOut.append(bufferIn.charAt(++presentIndex)); } break; case '\t': // tab // replace tabs with tabsize number of spaces for (int i = 0; i < tabSize; i++) { bufferOut.append(' '); } break; case '*': // star bufferOut.append("*"); if ((State.TEXT == presentState) && (bufferIn.charAt(presentIndex - 1) == '/')) { if (((bufferIn.length() - 1) > presentIndex) && (bufferIn.charAt(presentIndex + 1) == '*')) { presentState = State.JAVADOC; bufferOut.insert(bufferOut.length() - ("/*").length(), "<span class=" + "\"" + javadocCommentStyle + "\">"); } else { presentState = State.TRADITIONAL_COMMENT; bufferOut.insert(bufferOut.length() - ("/*").length(), "<span class=" + "\"" + traditionalCommentStyle + "\">"); } } break; case '/': // foward slash bufferOut.append("/"); if (((State.TRADITIONAL_COMMENT == presentState) || (State.JAVADOC == presentState)) && (bufferIn.charAt(presentIndex - 1) == '*')) { bufferOut.append("</span>"); presentState = State.TEXT; } if ((State.TEXT == presentState) && (presentIndex > 0) && (bufferIn.charAt(presentIndex - 1) == '/')) { bufferOut.insert(bufferOut.length() - ("//").length(), "<span class=" + "\"" + singleLineCommentStyle + "\">"); presentState = State.LINE_COMMENT; } break; case '\r': // carriage return // fall through case '\n': // line feed // all HTML lines end in \r\n if ((bufferIn.charAt(presentIndex) == '\r') && ((bufferIn.length() - 1) > presentIndex) && (bufferIn.charAt(presentIndex + 1) == '\n')) { ++presentIndex; } // end single line comments if (State.LINE_COMMENT == presentState) { bufferOut.append("</span>"); presentState = State.TEXT; } // end of block if ((lineModulus > 0) && hasLineModulusCodeBlocks && ((codeLineNumber%lineModulus == 0) && !isNewBlock)) { // end multi-line spanning states if ((State.TRADITIONAL_COMMENT == presentState) || (State.JAVADOC == presentState)) { bufferOut.append("</span>"); } bufferOut.append("\r\n"); bufferOut.append("</pre>\r\n"); bufferOut.append(" </div>\r\n"); bufferOut.append("<pre class=\""); bufferOut.append("modulusBlockPREStyle\">\r\n"); // restart multi-line spanning states if (State.TRADITIONAL_COMMENT == presentState) { bufferOut.append("<span class=" + "\"" + traditionalCommentStyle + "\">"); } if (State.JAVADOC == presentState) { bufferOut.append("<span class=" + "\"" + javadocCommentStyle + "\">"); } } else { // div automatically starts new line bufferOut.append("\r\n"); } isNewLine = true; break; case 0: // nul character if ((State.LINE_COMMENT == presentState) && (presentIndex == (bufferIn.length() - 1))) { bufferOut.append("</span>"); } break; default: // everything else bufferOut.append(presentChar); } qualifiedIdentifierLength = 0; } if (presentState == State.LINE_COMMENT) { bufferOut.append("</span>\r\n"); } bufferOut.append("</pre>\r\n"); // end block early if no more source code if ((lineModulus > 0) && hasLineModulusCodeBlocks && !isNewBlock && (codeLineNumber%lineModulus != 0)) { bufferOut.append(" </div>\r\n"); } bufferOut.append(" </div>\r\n"); // end div of sourceCodeStyle // if code snippet then don't add ending tags of xhtml page if (!isCodeSnippet) { // if footer mode then add a footer if (hasFooter) { bufferOut.append(" <hr />\r\n"); bufferOut.append(" <div id=\"footer\">\r\n"); if (hasFooterIcons) { if (hasFooterDate) { bufferOut.append(" <script type=\"text/javaScript\""); bufferOut.append(">\r\n"); bufferOut.append(" <!-- // <![CDATA[\r\n"); bufferOut.append(" document.write(\"Document last"); bufferOut.append(" modified on \""); bufferOut.append(" + document.lastModified + "); bufferOut.append("\"<br />\");\r\n"); bufferOut.append(" // ]]> -->\r\n"); bufferOut.append(" </script>\r\n"); } bufferOut.append(" <a href=\""); bufferOut.append("http://validator.w3.org/check/referer"); bufferOut.append("\">\r\n"); bufferOut.append(" <img class=\"" + iconStyle + "\" src=\""); bufferOut.append("http://www.w3.org/Icons/"); if (isXHTML_1_1) { bufferOut.append("valid-xhtml11\"\r\n"); bufferOut.append(" alt=\"Valid XHTML 1.1!\""); } else { bufferOut.append("valid-xhtml10\"\r\n"); bufferOut.append(" alt=\"Valid XHTML 1.0!\""); } bufferOut.append(" height=\"31\" "); bufferOut.append("width=\"88\" />\r\n"); bufferOut.append(" </a>\r\n"); bufferOut.append("  \r\n"); bufferOut.append(" <a href=\""); bufferOut.append("http://jigsaw.w3.org"); bufferOut.append("/css-validator/check/referer"); bufferOut.append("\">\r\n"); bufferOut.append(" <img class=\"" + iconStyle + "\" src=\""); bufferOut.append("http://jigsaw.w3.org/"); bufferOut.append("css-validator/images/vcss"); bufferOut.append("\"\r\n"); bufferOut.append(" alt=\"Valid CSS!\""); bufferOut.append(" height=\"31\" width=\"88\" />\r\n"); bufferOut.append(" </a>\r\n"); } else { bufferOut.append(" This is a valid\r\n"); bufferOut.append(" <a href=\"http://"); bufferOut.append("validator.w3.org/check/referer"); if (isXHTML_1_1) { bufferOut.append("\">XHTML 1.1</a>\r\n"); } else { bufferOut.append("\">XHTML 1.0</a>\r\n"); } bufferOut.append(" with\r\n"); bufferOut.append(" <a href=\"http://"); bufferOut.append("jigsaw.w3.org"); bufferOut.append("/css-validator/check/referer"); bufferOut.append("\">CSS</a>\r\n"); bufferOut.append(" document \r\n"); if (hasFooterDate) { bufferOut.append(" <script type=\"text/javaScript\""); bufferOut.append(">\r\n"); bufferOut.append(" <!-- // <![CDATA[\r\n"); bufferOut.append(" document.write(\"last modified"); bufferOut.append(" on \" + document.lastModified);"); bufferOut.append("\r\n"); bufferOut.append(" // ]]> -->\r\n"); bufferOut.append(" </script>\r\n"); } } bufferOut.append(" </div>\r\n"); } bufferOut.append(" </body>\r\n"); bufferOut.append("</html>\r\n"); } return bufferOut.toString(); } }