#528 better logging of parsing errors

1 files changed, 34 insertions, 0 deletions

diff --git a/app/src/main/java/it/niedermann/nextcloud/deck/exceptions/TraceableException.java b/app/src/main/java/it/niedermann/nextcloud/deck/exceptions/TraceableException.java
new file mode 100644
index 000000000..a53ce8c1f
--- /dev/null
+++ b/app/src/main/java/it/niedermann/nextcloud/deck/exceptions/TraceableException.java
@@ -0,0 +1,34 @@
+package it.niedermann.nextcloud.deck.exceptions;
+
+import it.niedermann.nextcloud.deck.DeckLog;
+
+public class TraceableException extends RuntimeException {
+
+    private TraceableException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public static void makeTraceableIfFails(Runnable runnable, Object... args) {
+        try {
+            runnable.run();
+        } catch (Throwable t) {
+            String message = "Sorry, a wild error appeared!\n" +
+                    "### If you want to tell us about the following issue, " +
+                    "please make sure to censor sensitive data beforehand! ###\n" +
+                    "Failed to run traceable code";
+            if (args != null && args.length > 0) {
+                message += " with arguments:\n";
+                for (Object arg : args) {
+                    message += (arg == null ? "null" : arg.toString())+"\n";
+                }
+            } else {
+                message += ":\n";
+            }
+
+            message += "Cause: " + t.getLocalizedMessage();
+            TraceableException ex = new TraceableException(message, t);
+            DeckLog.logError(ex);
+            throw ex;
+        }
+    }
+}