Searching in browsers cache (Chrome, Firefox)

trunk/src/com/jpexs/browsers/cache/firefox/FirefoxCache.java

@@ -0,0 +1,136 @@
+package com.jpexs.browsers.cache.firefox;
+
+import com.jpexs.browsers.cache.CacheEntry;
+import com.jpexs.browsers.cache.CacheImplementation;
+import java.io.File;
+import java.io.IOException;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+/**
+ *
+ * @author JPEXS
+ */
+public class FirefoxCache implements CacheImplementation {
+
+    private static FirefoxCache instance;
+
+    private FirefoxCache() {
+    }
+
+    public static FirefoxCache getInstance() {
+        if (instance == null) {
+            instance = new FirefoxCache();
+        }
+        return instance;
+    }
+    private boolean loaded = false;
+    private CacheMap map;
+
+    @Override
+    public void refresh() {
+        File dir = getCacheDirectory();
+        File cacheMapFile = new File(dir, "_CACHE_MAP_");
+        try {
+            map = new CacheMap(cacheMapFile);
+        } catch (IOException ex) {
+            Logger.getLogger(FirefoxCache.class.getName()).log(Level.SEVERE, null, ex);
+        }
+        loaded = true;
+    }
+
+    @Override
+    public List<CacheEntry> getEntries() {
+        if (!loaded) {
+            refresh();
+        }
+        if (map == null) {
+            return null;
+        }
+        List<CacheEntry> ret = new ArrayList<>();
+
+        ret.addAll(map.mapBuckets);
+        return ret;
+    }
+
+    private enum OSId {
+
+        WINDOWS, OSX, UNIX
+    }
+
+    private static OSId getOSId() {
+        PrivilegedAction<String> doGetOSName = new PrivilegedAction<String>() {
+            @Override
+            public String run() {
+                return System.getProperty("os.name");
+            }
+        };
+        OSId id = OSId.UNIX;
+        String osName = AccessController.doPrivileged(doGetOSName);
+        if (osName != null) {
+            if (osName.toLowerCase().startsWith("mac os x")) {
+                id = OSId.OSX;
+            } else if (osName.contains("Windows")) {
+                id = OSId.WINDOWS;
+            }
+        }
+        return id;
+    }
+
+    public static File getProfileDirectory() {
+        File profilesDir = getProfilesDirectory();
+        if (profilesDir == null) {
+            return null;
+        }
+        File profiles[] = profilesDir.listFiles();
+        File profileDir = null;
+        for (File f : profiles) {
+            if (f.isDirectory()) {
+                if (f.getName().matches("[a-z0-9]+\\.default")) {
+                    profileDir = f;
+                    break;
+                }
+            }
+        }
+        return profileDir;
+    }
+
+    public static File getCacheDirectory() {
+        File profileDir = getProfileDirectory();
+        File cacheDir = null;
+        if (profileDir != null) {
+            cacheDir = new File(profileDir, "Cache");
+        }
+        return cacheDir;
+    }
+
+    public static File getProfilesDirectory() {
+        String userHome = null;
+        File profilesDir = null;
+        try {
+            userHome = System.getProperty("user.home");
+        } catch (SecurityException ignore) {
+        }
+        if (userHome != null) {
+            OSId osId = getOSId();
+            if (osId == OSId.WINDOWS) {
+                profilesDir = new File(userHome + "\\AppData\\Local\\Mozilla\\Firefox\\Profiles");
+                if (!profilesDir.exists()) {
+                    profilesDir = new File(userHome + "\\Local Settings\\Application Data\\Mozilla\\Firefox\\Profiles");
+                }
+            } else if (osId == OSId.OSX) {
+                profilesDir = new File(userHome + "/Library/Caches/Firefox/Profiles");
+            } else {
+                profilesDir = new File(userHome + "/.mozilla/firefox");
+            }
+        }
+        if ((profilesDir == null) || !profilesDir.exists()) {
+            return null;
+        }
+        return profilesDir;
+    }
+}