avantssar.aslanpp.testing.HTMLHelper.java Source code

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Here is the source code for avantssar.aslanpp.testing.HTMLHelper.java
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// Copyright 2010-2013 (c) IeAT, Siemens AG, AVANTSSAR and SPaCIoS consortia.
// 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 avantssar.aslanpp.testing;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.PrintWriter;
import org.apache.commons.io.FilenameUtils;
import org.avantssar.aslanpp.Debug;

public class HTMLHelper {

    public static String removePrefix(File root, File f) {
        String fNorm = FilenameUtils.normalize(f.getAbsolutePath());
        String relativePath = fNorm;
        if (root.isDirectory()) {
            String rootNorm = FilenameUtils.normalizeNoEndSeparator(root.getAbsolutePath()) + File.separator;
            if (relativePath.startsWith(rootNorm)) {
                relativePath = relativePath.substring(rootNorm.length());
            }
        }
        return relativePath;
    }

    public static void fileOrDash(PrintStream out, File root, File aslanPPfile, String prefix) {
        if (aslanPPfile != null) {
            out.print("<a href='");
            out.print(removePrefix(root, aslanPPfile));
            out.print("'>");
            if (prefix != null) {
                out.print(prefix);
            } else {
                out.print(FilenameUtils.getBaseName(aslanPPfile.getName()));
            }
            out.print("</a>");
        } else {
            if (prefix != null) {
                out.print(prefix);
            } else {
                out.print("-");
            }
        }
    }

    public static File toHTML(File textFile, boolean lineNumbers) {
        if (textFile != null) {
            File htmlFile = new File(textFile.getAbsolutePath() + ".html");
            try {
                BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(textFile)));
                PrintWriter writer = new PrintWriter(htmlFile);
                String line;
                writer.println("<html>");
                writer.println("<body>");
                writer.println("<pre>");
                int lineCount = 1;
                while ((line = reader.readLine()) != null) {
                    if (lineNumbers) {
                        line = String.format("%4d:   %s", lineCount++, line);
                    }
                    writer.println(line);
                }
                writer.println("</pre>");
                writer.println("</body>");
                writer.println("</html>");
                reader.close();
                writer.close();
                return htmlFile;
            } catch (IOException ex) {
                System.out.println(
                        "Failed to convert to HTML file '" + textFile.getAbsolutePath() + "': " + ex.getMessage());
                Debug.logger.error(ex);
                return null;
            }
        } else {
            return null;
        }
    }
}