/*
* Meviz - Various tools collection to work with multimedia.
- * Copyright (C) 2012, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
+ * Copyright (C) 2012 -- 2017, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public License
package eu.svjatoslav.meviz.replace;
-import java.io.BufferedReader;
-import java.io.File;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-
import eu.svjatoslav.meviz.Module;
+import java.io.*;
+
public class Main implements Module {
- CommandlineHandler commandlineHandler = new CommandlineHandler();
+ private final CommandlineHandler commandlineHandler = new CommandlineHandler();
- CommandlineOptions options;
+ private CommandlineOptions options;
- @Override
- public String getDescription() {
- return "Replace one string to another string in all occurrances and all files recursively.";
- }
+ @Override
+ public String getDescription() {
+ return "Replace one string to another string in all occurrances and all files recursively.";
+ }
- @Override
- public String getModuleCommand() {
- return "replace";
- }
+ @Override
+ public String getModuleCommand() {
+ return "replace";
+ }
- public void processDirectory(final File directory) {
+ private void processDirectory(final File directory) {
- for (final File file : directory.listFiles())
- if (file.isDirectory()) {
- if (options.recursive)
- processDirectory(file);
- } else
- try {
- processFile(file);
- } catch (final IOException exception) {
- System.out.println("Error processing file: "
- + file.getAbsolutePath());
- System.out.println(" exception: "
- + exception.getMessage());
- }
+ for (final File file : directory.listFiles())
+ if (file.isDirectory()) {
+ if (options.recursive)
+ processDirectory(file);
+ } else
+ try {
+ processFile(file);
+ } catch (final IOException exception) {
+ System.out.println("Error processing file: "
+ + file.getAbsolutePath());
+ System.out.println(" exception: "
+ + exception.getMessage());
+ }
- }
+ }
- public void processFile(final File file) throws IOException {
+ private void processFile(final File file) throws IOException {
- final FileReader fileReader = new FileReader(file);
- final BufferedReader bufferedReader = new BufferedReader(fileReader);
+ final FileReader fileReader = new FileReader(file);
+ final BufferedReader bufferedReader = new BufferedReader(fileReader);
- final StringBuffer result = new StringBuffer();
+ final StringBuilder result = new StringBuilder();
- boolean contentChanged = false;
+ boolean contentChanged = false;
- while (true) {
- final String line = bufferedReader.readLine();
- if (line == null)
- break;
+ while (true) {
+ final String line = bufferedReader.readLine();
+ if (line == null)
+ break;
- final String newLine = line.replace(options.searchForPattern,
- options.replaceWithPattern);
+ final String newLine = line.replace(options.searchForPattern,
+ options.replaceWithPattern);
- if (!contentChanged)
- if (!newLine.equals(line))
- contentChanged = true;
+ if (!contentChanged)
+ if (!newLine.equals(line))
+ contentChanged = true;
- result.append(newLine);
- result.append("\n");
- }
+ result.append(newLine);
+ result.append("\n");
+ }
- bufferedReader.close();
- fileReader.close();
+ bufferedReader.close();
+ fileReader.close();
- if (contentChanged) {
- final FileWriter fileWriter = new FileWriter(file);
- fileWriter.write(result.toString());
- fileWriter.close();
- }
+ if (contentChanged) {
+ final FileWriter fileWriter = new FileWriter(file);
+ fileWriter.write(result.toString());
+ fileWriter.close();
+ }
- }
+ }
- @Override
- public void run(final String[] args) throws IOException {
+ @Override
+ public void run(final String[] args) throws IOException {
- options = commandlineHandler.parseCommandlineArguments(args);
+ options = commandlineHandler.parseCommandlineArguments(args);
- if (options == null) {
- showCommandlineHelp();
- return;
- }
+ if (options == null) {
+ showCommandlineHelp();
+ return;
+ }
- processDirectory(options.targetDirectory);
+ processDirectory(options.targetDirectory);
- }
+ }
- @Override
- public void showCommandlineHelp() {
- commandlineHandler.parser.showHelp();
- }
+ @Override
+ public void showCommandlineHelp() {
+ commandlineHandler.parser.showHelp();
+ }
}