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Java example source code file (AccessH1.java)

This example Java source code file (AccessH1.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

accessh1, bufferedreader, bugid, bugname, document, error, file, filereader, javadoc, string, title, tmpdest_dir1, util

The AccessH1.java Java example source code

/*
 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4636667 7052425 8016549
 * @summary  Use <H1,  in proper sequence for accessibility
 * @author dkramer
 * @run main AccessH1
 */


import com.sun.javadoc.*;
import java.util.*;
import java.io.*;


/**
 * Runs javadoc and runs regression tests on the resulting HTML.
 * It reads each file, complete with newlines, into a string to easily
 * find strings that contain newlines.
 */
public class AccessH1 {

    private static final String BUGID = "4636667-7052425";
    private static final String BUGNAME = "AccessH1";
    private static final String FS = System.getProperty("file.separator");
    private static final String PS = System.getProperty("path.separator");
    private static final String LS = System.getProperty("line.separator");
    private static final String TMPDEST_DIR1 = "." + FS + "docs1" + FS;
    private static final String TMPDEST_DIR2 = "." + FS + "docs2" + FS;

    // Subtest number.  Needed because runResultsOnHTML is run twice,
    // and subtestNum should increment across subtest runs.
    public static int subtestNum = 0;
    public static int numSubtestsPassed = 0;

    // Entry point
    public static void main(String[] args) {

        // Directory that contains source files that javadoc runs on
        String srcdir = System.getProperty("test.src", ".");

        // Test for all cases except the split index page
        runJavadoc(new String[] {"-d", TMPDEST_DIR1,
                                 "-doctitle", "Document Title",
                                 "-sourcepath", srcdir,
                                 "p1", "p2"});
        runTestsOnHTML(testArray);

        printSummary();
    }

    /** Run javadoc */
    public static void runJavadoc(String[] javadocArgs) {
        if (com.sun.tools.javadoc.Main.execute(javadocArgs) != 0) {
            throw new Error("Javadoc failed to execute");
        }
    }

    /**
     * Assign value for [ stringToFind, filename ]
     * NOTE: The standard doclet uses the same separator "\n" for all OS's
     */
    private static final String[][] testArray = {
        // Test the style sheet
        {
            "h1 {" + LS + "    font-size:20px;" + LS +
            "}",
            TMPDEST_DIR1 + "stylesheet.css"
        },
        // Test the doc title in the overview page
        {
            "<h1 class=\"title\">Document Title",
            TMPDEST_DIR1 + "overview-summary.html"
        }
    };

    public static void runTestsOnHTML(String[][] testArray) {

        for (int i = 0; i < testArray.length; i++) {

            subtestNum += 1;

            // Read contents of file into a string
            String fileString = readFileToString(testArray[i][1]);

            // Get string to find
            String stringToFind = testArray[i][0];

            // Find string in file's contents
            if (findString(fileString, stringToFind) == -1) {
                System.out.println("\nSub-test " + (subtestNum)
                    + " for bug " + BUGID + " (" + BUGNAME + ") FAILED\n"
                    + "when searching for:\n"
                    + stringToFind);
            } else {
                numSubtestsPassed += 1;
                System.out.println("\nSub-test " + (subtestNum) + " passed:\n" + stringToFind);
            }
        }
    }

    public static void printSummary() {
        if ( numSubtestsPassed == subtestNum ) {
            System.out.println("\nAll " + numSubtestsPassed + " subtests passed");
        } else {
            throw new Error("\n" + (subtestNum - numSubtestsPassed) + " of " + (subtestNum)
                             + " subtests failed for bug " + BUGID + " (" + BUGNAME + ")\n");
        }
    }

    // Read the file into a String
    public static String readFileToString(String filename) {
        try {
            File file = new File(filename);
            if ( !file.exists() ) {
                System.out.println("\nFILE DOES NOT EXIST: " + filename);
            }
            BufferedReader in = new BufferedReader(new FileReader(file));

            // Create an array of characters the size of the file
            char[] allChars = new char[(int)file.length()];

            // Read the characters into the allChars array
            in.read(allChars, 0, (int)file.length());
            in.close();

            // Convert to a string
            String allCharsString = new String(allChars);

            return allCharsString;

        } catch (FileNotFoundException e) {
            System.err.println(e);
            return "";
        } catch (IOException e) {
            System.err.println(e);
            return "";
        }
    }

    public static int findString(String fileString, String stringToFind) {
        return fileString.indexOf(stringToFind);
    }
}

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