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Wallet: extract local variables tempParentFile and destParentFile in method saveToFile()

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This is meant to make it a bit clearer why a NullPointerException would occur.
This commit is contained in:
Andreas Schildbach 2023-06-13 09:04:00 +02:00
parent 87a2892bca
commit 5c5b2969d7
1 changed files with 6 additions and 4 deletions
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10
core/src/main/java/org/bitcoinj/wallet/Wallet.java
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@ -1692,11 +1692,13 @@ public class Wallet extends BaseTaggableObject
* @throws IOException if an error occurs while saving
*/
public void saveToFile(File tempFile, File destFile) throws IOException {
if (!tempFile.getParentFile().exists()) {
throw new FileNotFoundException(tempFile.getParentFile().getPath() + " (wallet directory not found)");
File tempParentFile = tempFile.getParentFile();
if (!tempParentFile.exists()) {
throw new FileNotFoundException(tempParentFile.getPath() + " (wallet directory not found)");
}
if (!destFile.getParentFile().exists()) {
throw new FileNotFoundException(destFile.getParentFile().getPath() + " (wallet directory not found)");
File destParentFile = destFile.getParentFile();
if (!destParentFile.exists()) {
throw new FileNotFoundException(destParentFile.getPath() + " (wallet directory not found)");
}
FileOutputStream stream = null;
lock.lock();