From 1357bc9fe692fe0e740b76704ee8aa548bc6891a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jindra=20Pet=F8=EDk?= <jindra.petrik@gmail.com>
Date: Wed, 11 Sep 2013 19:51:27 +0200
Subject: [PATCH] fixed Cache viewer when cache directory does not exist
 (browser not installed)

---
 .../com/jpexs/browsers/cache/chrome/ChromeCache.java  |  3 +++
 .../jpexs/browsers/cache/firefox/FirefoxCache.java    |  6 ++++++
 .../decompiler/flash/gui/LoadFromCacheFrame.java      | 11 +++++++----
 3 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/trunk/src/com/jpexs/browsers/cache/chrome/ChromeCache.java b/trunk/src/com/jpexs/browsers/cache/chrome/ChromeCache.java
index 768bc2172..aa7a096a0 100644
--- a/trunk/src/com/jpexs/browsers/cache/chrome/ChromeCache.java
+++ b/trunk/src/com/jpexs/browsers/cache/chrome/ChromeCache.java
@@ -47,6 +47,9 @@ public class ChromeCache implements CacheImplementation {
         if (!loaded) {
             refresh();
         }
+        if (!loaded) {
+            return null;
+        }
         List<CacheEntry> ret = new ArrayList<>();
         try {
             List<EntryStore> entries = index.getEntries();
diff --git a/trunk/src/com/jpexs/browsers/cache/firefox/FirefoxCache.java b/trunk/src/com/jpexs/browsers/cache/firefox/FirefoxCache.java
index 596779068..d832c5be0 100644
--- a/trunk/src/com/jpexs/browsers/cache/firefox/FirefoxCache.java
+++ b/trunk/src/com/jpexs/browsers/cache/firefox/FirefoxCache.java
@@ -34,6 +34,9 @@ public class FirefoxCache implements CacheImplementation {
     @Override
     public void refresh() {
         File dir = getCacheDirectory();
+        if(dir==null){
+            return;
+        }
         File cacheMapFile = new File(dir, "_CACHE_MAP_");
         try {
             map = new CacheMap(cacheMapFile);
@@ -105,6 +108,9 @@ public class FirefoxCache implements CacheImplementation {
         if (profileDir != null) {
             cacheDir = new File(profileDir, "Cache");
         }
+        if(!cacheDir.exists()){
+            return null;
+        }
         return cacheDir;
     }
 
diff --git a/trunk/src/com/jpexs/decompiler/flash/gui/LoadFromCacheFrame.java b/trunk/src/com/jpexs/decompiler/flash/gui/LoadFromCacheFrame.java
index 946009196..ebba3bd91 100644
--- a/trunk/src/com/jpexs/decompiler/flash/gui/LoadFromCacheFrame.java
+++ b/trunk/src/com/jpexs/decompiler/flash/gui/LoadFromCacheFrame.java
@@ -147,10 +147,13 @@ public class LoadFromCacheFrame extends AppFrame implements ActionListener {
         }
         entries = new ArrayList<>();
         for (CacheImplementation c : caches) {
-            for (CacheEntry en : c.getEntries()) {
-                String contentType = en.getHeader("Content-Type");
-                if ("application/x-shockwave-flash".equals(contentType)) {
-                    entries.add(en);
+            List<CacheEntry> list=c.getEntries();
+            if(list!=null){
+                for (CacheEntry en : c.getEntries()) {
+                    String contentType = en.getHeader("Content-Type");
+                    if ("application/x-shockwave-flash".equals(contentType)) {
+                        entries.add(en);
+                    }
                 }
             }
         }