private boolean updateItemNodeList() {
boolean updateFlag = false;
// Checking Deleted Items
int nContents = getNContentNodes();
ContentNode cnode[] = new ContentNode[nContents];
for (int n = 0; n < nContents; n++) cnode[n] = getContentNode(n);
for (int n = 0; n < nContents; n++) {
if ((cnode[n] instanceof FileItemNode) == false) continue;
FileItemNode itemNode = (FileItemNode) cnode[n];
File itemFile = itemNode.getFile();
if (itemFile == null) continue;
if (itemFile.exists() == false) {
removeContentNode(cnode[n]);
updateFlag = true;
}
}
// Checking Added or Updated Items
FileItemNodeList itemNodeList = createItemNodeList();
int itemNodeCnt = itemNodeList.size();
for (int n = 0; n < itemNodeCnt; n++) {
FileItemNode itemNode = itemNodeList.getFileItemNode(n);
if (updateItemNodeList(itemNode, mImages.get(n)) == true) updateFlag = true;
}
return updateFlag;
}
@SuppressWarnings("unchecked")
private FileItemNodeList createItemNodeList() {
if (mImages == null) {
return null;
}
FileItemNodeList nodeList = new FileItemNodeList();
for (PhotoItem info : mImages) {
File file = new File(info.filePath);
// when we detect file not exists,remove it
if (!file.exists()) {
System.out.println("ashare file not exist path=" + info.filePath);
continue;
}
FileItemNode itemNode = createCompareItemNode(file);
if (itemNode == null) {
continue;
}
nodeList.add(itemNode);
}
return nodeList;
}
@SuppressWarnings("unchecked")
private FileItemNodeList createItemNodeList() {
if (mFileList == null) {
return null;
}
FileItemNodeList nodeList = new FileItemNodeList();
for (MusicItem info : mFileList) {
File file = new File(info.filePath);
if (!file.exists()) {
Log.d(TAG, "dms file not exist path=" + info.filePath);
continue;
}
FileItemNode itemNode = createCompareItemNode(file);
if (itemNode == null) {
Log.d(TAG, "dms create music Item node is null...." + info.filePath);
continue;
}
nodeList.add(itemNode);
}
return nodeList;
}