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File file = CacheManager.getCacheFileBaseDir();
if (file != null && file.exists() && file.isDirectory()) {
for (File item : file.listFiles()) {
item.delete();}
file.delete();}
context.deleteDatabase("WebView.db");
context.deleteDatabase("WebViewCache.db");
File file = CacheManager.getCacheFileBaseDir();
if (file != null && file.exists() && file.isDirectory()) {
for (File item : file.listFiles()) {
item.delete();}
file.delete();}
context.deleteDatabase("WebView.db");
context.deleteDatabase("WebViewCache.db");
clearCacheFolder(BaseActivity.this.getCacheDir(), System.currentTimeMillis());
BaseActivity.this.deleteDatabase("webview.db");
BaseActivity.this.deleteDatabase("webviewCache.db");
clearCacheFolder(BaseActivity.this.getCacheDir(), System.currentTimeMillis());
BaseActivity.this.deleteDatabase("webview.db");
BaseActivity.this.deleteDatabase("webviewCache.db");
被调用的方法:
private int clearCacheFolder(File dir, long numDays) {
int deletedFiles = 0;
if (dir!= null && dir.isDirectory()) {
try {
for (File child:dir.listFiles()) {
LogUtlis.i("info", "child=========="+child.getName());
if (child.isDirectory()) {
deletedFiles += clearCacheFolder(child, numDays);
}
if (child.lastModified() < numDays) {
if (child.delete()) {
deletedFiles++;
}
}
}
} catch(Exception e) {
e.printStackTrace();
}
}
return deletedFiles;
}
private int clearCacheFolder(File dir, long numDays) {
int deletedFiles = 0;
if (dir!= null && dir.isDirectory()) {
try {
for (File child:dir.listFiles()) {
LogUtlis.i("info", "child=========="+child.getName());
if (child.isDirectory()) {
deletedFiles += clearCacheFolder(child, numDays);
}
if (child.lastModified() < numDays) {
if (child.delete()) {
deletedFiles++;
}
}
}
} catch(Exception e) {
e.printStackTrace();
}
}
return deletedFiles;
}