Improved web.xml builder. Now it includes the parameter comments.

James Moger

2011-06-18 669686f6118544bf2122f1e7f3e39c5dbc9654f5

Improved web.xml builder. Now it includes the parameter comments.

 src/com/gitblit/BuildWebXml.java

@@ -15,51 +15,72 @@
 */

package com.gitblit;



import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileOutputStream;

import java.io.FileReader;

import java.text.MessageFormat;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import java.util.Properties;

import java.util.Vector;



public class BuildWebXml {

    private static final String PARAMS = "<!-- PARAMS -->";

	
    private static final String [] STRIP_TOKENS = { "<!-- STRIP", "STRIP -->" };



    private static final String[] STRIP_TOKENS = { "<!-- STRIP", "STRIP -->" };



    private static final String COMMENT_PATTERN = "\n\t<!-- {0} -->";



    private static final String PARAM_PATTERN = "\n\t<context-param>\n\t\t<param-name>{0}</param-name>\n\t\t<param-value>{1}</param-value>\n\t</context-param>\n";



    public static void main(String[] args) throws Exception {

        // Read the current Gitblit properties

        // TODO extract the comments and inject them into web.xml too

        FileInputStream fis = new FileInputStream(new File("distrib/gitblit.properties"));

        Properties fileSettings = new Properties();		
        fileSettings.load(fis);

        fis.close();

        List<String> keys = new ArrayList<String>(fileSettings.stringPropertyNames());

        Collections.sort(keys);

		
        StringBuilder parameters = new StringBuilder();

        for (String key : keys) {

            if (!skipKey(key)) {

                String value = fileSettings.getProperty(key);

                parameters.append(MessageFormat.format(PARAM_PATTERN, key, value));

        BufferedReader propertiesReader = new BufferedReader(new FileReader(new File(

                "distrib/gitblit.properties")));



        Vector<Setting> settings = new Vector<Setting>();

        List<String> comments = new ArrayList<String>();

        String line = null;

        while ((line = propertiesReader.readLine()) != null) {

            if (line.length() == 0) {

                comments.clear();

            } else {

                if (line.charAt(0) == '#') {

                    if (line.length() > 1) {

                        comments.add(line.substring(1).trim());

                    }

                } else {

                    String[] kvp = line.split("=", 2);

                    String key = kvp[0].trim();

                    if (!skipKey(key)) {

                        Setting s = new Setting(key, kvp[1].trim(), comments);

                        settings.add(s);

                    }

                    comments.clear();

                }

            }

        }

        propertiesReader.close();



        StringBuilder parameters = new StringBuilder();



        for (Setting setting : settings) {

            for (String comment : setting.comments) {

                parameters.append(MessageFormat.format(COMMENT_PATTERN, comment));

            }

            parameters.append(MessageFormat.format(PARAM_PATTERN, setting.name, setting.value));

        }



        // Read the prototype web.xml file

        File webxml = new File("src/WEB-INF/web.xml");

        char [] buffer = new char[(int) webxml.length()];

        FileReader reader = new FileReader(webxml);

        reader.read(buffer);

        reader.close();

        char[] buffer = new char[(int) webxml.length()];

        FileReader webxmlReader = new FileReader(webxml);

        webxmlReader.read(buffer);

        webxmlReader.close();

        String webXmlContent = new String(buffer);



        // Insert the Gitblit properties into the prototype web.xml

        for (String stripToken:STRIP_TOKENS) {

        for (String stripToken : STRIP_TOKENS) {

            webXmlContent = webXmlContent.replace(stripToken, "");

        }

        int idx = webXmlContent.indexOf(PARAMS);

@@ -77,4 +98,16 @@
    private static boolean skipKey(String key) {

        return key.startsWith(Keys.server._ROOT);

    }



    private static class Setting {

        final String name;

        final String value;

        final List<String> comments;



        Setting(String name, String value, List<String> comments) {

            this.name = name;

            this.value = value;

            this.comments = new ArrayList<String>(comments);

        }

    }

}