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package ij.plugin;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import ij.IJ;
import ij.Menus;
import ij.Prefs;
import ij.util.StringSorter;
/** Checks for duplicate class and JAR files in the plugins folders. */
public class ClassChecker implements PlugIn {
private String[] paths = null;
private String[] names = null;
public void run(String arg) {
deleteDuplicates();
}
void deleteDuplicates() {
getPathsAndNames();
if (paths == null || paths.length < 2)
return;
String[] sortedNames = new String[names.length];
for (int i = 0; i < names.length; i++)
sortedNames[i] = names[i];
StringSorter.sort(sortedNames);
for (int i = 0; i < sortedNames.length - 1; i++) {
if (sortedNames[i].equals(sortedNames[i + 1]))
delete(sortedNames[i]);
}
}
void delete(String name) {
String path1 = null, path2 = null;
File file1, file2;
long date1, date2;
for (int i = 0; i < names.length; i++) {
if (path1 == null && names[i].equals(name)) {
path1 = paths[i] + names[i];
} else if (path2 == null && names[i].equals(name)) {
path2 = paths[i] + names[i];
}
if (path1 != null && path2 != null) {
file1 = new File(path1);
file2 = new File(path2);
if (file1 == null || file2 == null)
return;
date1 = file1.lastModified();
date2 = file2.lastModified();
if (date1 < date2)
log(path1);
else
log(path2);
break;
}
}
}
void log(String path) {
IJ.log("Duplicate plugin: " + path);
}
/**
* Gets lists of all the class and jar files in the plugins folder and
* subfolders of the plugins folder.
*/
void getPathsAndNames() {
String path = Menus.getPlugInsPath();
if (path == null)
return;
File f = new File(path);
String[] list = f.list();
if (list == null)
return;
List<String> v1 = new ArrayList();
List<String> v2 = new ArrayList();
for (int i = 0; i < list.length; i++) {
String name = list[i];
if (name.endsWith(".class") || name.endsWith(".jar")) {
if (!name.equals("package-info.class")) {
v1.add(path);
v2.add(name);
}
} else
getSubdirectoryFiles(path, name, v1, v2);
}
paths = v1.toArray(new String[0]);
names = v2.toArray(new String[0]);
}
/** Looks for class and jar files in a subfolders of the plugins folder. */
void getSubdirectoryFiles(String path, String dir, List<String> v1, List<String> v2) {
if (dir.endsWith(".java"))
return;
File f = new File(path, dir);
if (!f.isDirectory())
return;
String[] list = f.list();
if (list == null)
return;
dir += Prefs.separator;
for (int i = 0; i < list.length; i++) {
String name = list[i];
if (name.endsWith(".class") || name.endsWith(".jar")) {
if (!name.equals("package-info.class")) {
v1.add(path + dir);
v2.add(name);
}
}
}
}
}
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