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Code Issues Releases Wiki Activity

Avoid NPE when a remote input stream cannot be read

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Avoids the following stacktrace:
java.lang.NullPointerException
	at java.base/java.io.Reader.<init>(Reader.java:168)
	at java.base/java.io.InputStreamReader.<init>(InputStreamReader.java:88)
	at net.sourceforge.plantuml.utils.BlocLines.load(BlocLines.java:79)
	at net.sourceforge.plantuml.style.CommandStyleImport.executeArg(CommandStyleImport.java:89)
This commit is contained in:
Dietrich Travkin 2024-04-04 17:52:10 +02:00
parent 7755ae5be4
commit 33e5903e80
1 changed files with 3 additions and 1 deletions
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2
src/net/sourceforge/plantuml/style/CommandStyleImport.java
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@ -86,8 +86,10 @@ public class CommandStyleImport extends SingleLineCommand2<TitledDiagram> {
if (path.startsWith("http://") || path.startsWith("https://")) { if (path.startsWith("http://") || path.startsWith("https://")) {
SURL url = SURL.create(path); SURL url = SURL.create(path);
try (InputStream remoteInputStream = url.openStream()) { try (InputStream remoteInputStream = url.openStream()) {
if (remoteInputStream != null) {
lines = BlocLines.load(remoteInputStream, location); lines = BlocLines.load(remoteInputStream, location);
} }
}
} else { } else {
final SFile styleFile = FileSystem.getInstance().getFile(path); final SFile styleFile = FileSystem.getInstance().getFile(path);
if (styleFile.exists()) { if (styleFile.exists()) {