do not use interruptions to abort execution

pdb-api/src/main/java/org/lucares/pdb/api/AbortException.java

@@ -12,8 +12,19 @@ public class AbortException extends RuntimeException {
         super(cause);
     }
 
+    public static ThreadLocal<JobAborter> IS_CANCELLED = new ThreadLocal<>();
+
+    public static void setAborter(final JobAborter jobAborter) {
+        IS_CANCELLED.set(jobAborter);
+    }
+
+    public static void cancel() {
+        IS_CANCELLED.get().cancel();
+    }
+
     public static void abortIfInterrupted() throws AbortException {
-        if (Thread.interrupted()) {
+        final JobAborter aborter = IS_CANCELLED.get();
+        if (aborter != null && Boolean.TRUE.equals(IS_CANCELLED.get().isCancelled())) {
             throw new AbortException();
         }
     }

pdb-api/src/main/java/org/lucares/pdb/api/JobAborter.java

@@ -0,0 +1,13 @@
+package org.lucares.pdb.api;
+
+public class JobAborter {
+    private boolean isCancelled = false;
+
+    public void cancel() {
+        isCancelled = true;
+    }
+
+    public boolean isCancelled() {
+        return isCancelled;
+    }
+}