From 44fc9fd1f7bb4615bcd53bb22d9caf3377875ba9 Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Sat, 26 Apr 2014 13:27:19 +0200
Subject: [PATCH] [#3205] Add DSL.condition(Boolean) as a convenience for
 condition(Field<Boolean>)

---
 .../jooq/test/_/testcases/PredicateTests.java |  6 ++++++
 jOOQ/src/main/java/org/jooq/impl/DSL.java     | 19 +++++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/jOOQ-test/src/org/jooq/test/_/testcases/PredicateTests.java b/jOOQ-test/src/org/jooq/test/_/testcases/PredicateTests.java
index aa37950d17..f6f3846008 100644
--- a/jOOQ-test/src/org/jooq/test/_/testcases/PredicateTests.java
+++ b/jOOQ-test/src/org/jooq/test/_/testcases/PredicateTests.java
@@ -583,6 +583,9 @@ extends BaseTest<A, AP, B, S, B2S, BS, L, X, DATE, BOOL, D, T, U, UU, I, IPK, T7
             not(true),
             not(false),
             not((Boolean) null),
+            field(not(condition(true))),
+            field(not(condition(false))),
+            field(not(condition((Boolean) null))),
             field(not(condition(val(true)))),
             field(not(condition(val(false)))),
             field(not(condition(val(null, Boolean.class))))
@@ -595,6 +598,9 @@ extends BaseTest<A, AP, B, S, B2S, BS, L, X, DATE, BOOL, D, T, U, UU, I, IPK, T7
         assertEquals(false, record.getValue(3));
         assertEquals(true, record.getValue(4));
         assertEquals(null, record.getValue(5));
+        assertEquals(false, record.getValue(6));
+        assertEquals(true, record.getValue(7));
+        assertEquals(null, record.getValue(8));
     }
 
     @Test
diff --git a/jOOQ/src/main/java/org/jooq/impl/DSL.java b/jOOQ/src/main/java/org/jooq/impl/DSL.java
index cc6f90b6e4..5d06a0fbd3 100644
--- a/jOOQ/src/main/java/org/jooq/impl/DSL.java
+++ b/jOOQ/src/main/java/org/jooq/impl/DSL.java
@@ -5892,6 +5892,25 @@ public class DSL {
         return new SQLCondition(queryPart(template, parameters));
     }
 
+    /**
+     * Create a condition from a boolean field.
+     * <p>
+     * Databases that support boolean data types can use boolean expressions
+     * as predicates or as columns interchangeably. This extends to any type
+     * of field, including functions. A Postgres example:
+     * <p>
+     * <code><pre>
+     * select 1 where texteq('a', 'a');
+     * </pre></code>
+     *
+     * @param value The boolean expression.
+     * @return A condition wrapping the boolean expression
+     */
+    @Support
+    public static Condition condition(Boolean value) {
+        return condition(Utils.field(value, Boolean.class));
+    }
+
     /**
      * Create a condition from a boolean field.
      * <p>