Add dicore3-core, without really irrelevant packages

1 files changed, 62 insertions, 0 deletions

diff --git a/dicore3/core/src/main/java/io/dico/dicore/exceptions/checkedfunctions/CheckedRunnable.java b/dicore3/core/src/main/java/io/dico/dicore/exceptions/checkedfunctions/CheckedRunnable.java
new file mode 100644
index 0000000..55de6f8
--- /dev/null
+++ b/dicore3/core/src/main/java/io/dico/dicore/exceptions/checkedfunctions/CheckedRunnable.java
@@ -0,0 +1,62 @@
+package io.dico.dicore.exceptions.checkedfunctions;
+
+import io.dico.dicore.exceptions.ExceptionHandler;
+
+/**
+ * checked mimic of {@link Runnable}
+ *
+ * @param <TException>
+ */
+@FunctionalInterface
+public interface CheckedRunnable<TException extends Throwable>
+        extends CheckedFunctionalObject<Void, TException>, Runnable {
+    
+    /**
+     * The runnable action
+     *
+     * @throws TException if an exception occurs
+     */
+    void checkedRun() throws TException;
+    
+    /**
+     * Unchecked version of {@link #checkedRun()}
+     * If a {@link TException} occurs, an unchecked one might be thrown by {@link #resultOnError(Throwable, Object...)}
+     *
+     * @see #checkedRun()
+     * @see #resultOnError(Throwable, Object...)
+     */
+    @Override
+    default void run() {
+        try {
+            checkedRun();
+        } catch (Throwable ex) {
+            handleGenericException(ex);
+        }
+    }
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    default CheckedRunnable<TException> handleExceptionsWith(ExceptionHandler handler) {
+        return new CheckedRunnable<TException>() {
+            @Override
+            public void checkedRun() throws TException {
+                CheckedRunnable.this.checkedRun();
+            }
+            
+            @Override
+            @SuppressWarnings("unchecked")
+            public Void handleGenericException(Throwable thrown, Object... args) {
+                handler.handleGenericException(thrown, args);
+                return null;
+            }
+            
+            @Override
+            public CheckedRunnable<TException> handleExceptionsWith(ExceptionHandler handler) {
+                return CheckedRunnable.this.handleExceptionsWith(handler);
+            }
+        };
+    }
+    
+}