Implement Constraint.toString

trinodb · Mar 4, 2022 · b6eba77 · b6eba77
1 parent d102e33
commit b6eba77
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/core/trino-spi/src/main/java/io/trino/spi/connector/Constraint.java b/core/trino-spi/src/main/java/io/trino/spi/connector/Constraint.java
@@ -20,6 +20,7 @@
 import java.util.Map;
 import java.util.Optional;
 import java.util.Set;
+import java.util.StringJoiner;
 import java.util.function.Predicate;
 
 import static io.trino.spi.expression.Constant.TRUE;
@@ -134,4 +135,15 @@ public Optional<Set<ColumnHandle>> getPredicateColumns()
     {
         return predicateColumns;
     }
+
+    @Override
+    public String toString()
+    {
+        StringJoiner stringJoiner = new StringJoiner(", ", Constraint.class.getSimpleName() + "[", "]");
+        stringJoiner.add("summary=" + summary);
+        stringJoiner.add("expression=" + expression);
+        predicate.ifPresent(predicate -> stringJoiner.add("predicate=" + predicate));
+        predicateColumns.ifPresent(predicateColumns -> stringJoiner.add("predicateColumns=" + predicateColumns));
+        return stringJoiner.toString();
+    }
 }