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Blocker and Critical level bugfixes throughout the project (#4648)

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* fixed https://sonarcloud.io/project/issues?id=org.xmage%3Amage-root&issues=AWIlv32RgrzAwlaaQ7rP&open=AWIlv32RgrzAwlaaQ7rP

* ensure closing of scanner if it was opened

* Refactored method in EmpyrialArchAngel to not always return same value.

* Refactored method in FalkenrathAristocrat to not always return same value.

* Refactored method in GilderBairn to not always return the same value.

* fixed left open resources, ensured quiet closing of the streams

* Refactored method in IceCave to not always return same value.

* Refactored method in KjeldoranRoyalGuard to not always return same value.

* Refactored method in LegionsInitiative to not always return same value.

* Refactored method in NaturesWill to not always return same value.

* added quiet closing method in new streamutils class, used to clean up the connectdialog

* Fix small typo

* added quiet closing to saveobjectutil

* closed resources in savegame method of gamecontroller

* properly close resources in loadGame method of GameReplay class

* further proper resource closing in ServerMessagesUtil

* fixed unclosed resources in copy method in mage framework Copier

* closed unclosed resources in copyCompressed method in Copier

* ensure closing of filewriter in manasymbols

* ensure proper closing of Stream in arcane UI

* ensure closing of datagram socket in arcane Util

* ensure resource closing in deckimport from clipboard

* ensure closing of plugin classloader

* ensured closing of zipinputstream resource

* ensure closing of fileoutputstream in ScryfallSymbolsSource

* ensure closing resources after finishing/canceling download of pictures

* remove commented code

* move locks to try block to ensure unlocking along all execution paths

* remove dangerous instance of double-checked locking

* removed dangerous instance of double checked locking in settingsmanager

* Removed dangerous instance of double-checked locking in ThemePluginImpl

* close resource which did not happen certainly

* close another stream

* ensure closing of inputstream
This commit is contained in:
ArcadeMode 2018-03-22 14:13:13 +01:00 • committed by Jeff Wadsworth
parent ec77cecbf6
commit 5ac975c52e
31 changed files with 288 additions and 276 deletions
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21
Mage.Updater/src/main/java/com/magefree/update/helpers/FileHelper.java
View file

@ -4,7 +4,7 @@ import java.io.*;
import java.net.HttpURLConnection;
import java.util.ArrayList;
import java.util.List;
import java.io.Closeable;
/**
* Helper for file operations.
*
@ -84,15 +84,17 @@ public final class FileHelper {
*/
public static void downloadFile(String filename, HttpURLConnection urlConnection) {
System.out.println("Downloading " + filename);
InputStream in = null;
FileOutputStream out = null;
try {
InputStream in = urlConnection.getInputStream();
in = urlConnection.getInputStream();
File f = new File(filename);
if (!f.exists() && f.getParentFile() != null) {
f.getParentFile().mkdirs();
System.out.println("Directories have been created: " + f.getParentFile().getPath());
}
FileOutputStream out = new FileOutputStream(filename);
out = new FileOutputStream(filename);
byte[] buf = new byte[4 * 1024];
int bytesRead;
@ -103,6 +105,19 @@ public final class FileHelper {
System.out.println("File has been updated: " + filename);
} catch (IOException e) {
System.out.println("i/o exception - " + e.getMessage());
} finally {
closeQuietly(in);
closeQuietly(out);
}
}
public static void closeQuietly(Closeable s) {
if(s != null) {
try {
s.close();
} catch (Exception e) {
System.out.println("i/o exception - " + e.getMessage());
}
}
}
}