From c6e3b61acaa90a1202db30bf103aadb4b8e6937e Mon Sep 17 00:00:00 2001
From: Lukas Eder <lukas.eder@gmail.com>
Date: Sun, 2 Dec 2012 12:16:55 +0100
Subject: [PATCH] [#1989] Add Record.changed(Field<?>), changed(int),
 changed(String) to check whether a single field's value has changed

---
 .../org/jooq/test/_/testcases/RecordTests.java |  4 ++++
 jOOQ/src/main/java/org/jooq/Record.java        | 18 ++++++++++++++++++
 .../java/org/jooq/impl/AbstractRecord.java     | 15 +++++++++++++++
 3 files changed, 37 insertions(+)

diff --git a/jOOQ-test/src/org/jooq/test/_/testcases/RecordTests.java b/jOOQ-test/src/org/jooq/test/_/testcases/RecordTests.java
index a895c94057..49e63c7b20 100644
--- a/jOOQ-test/src/org/jooq/test/_/testcases/RecordTests.java
+++ b/jOOQ-test/src/org/jooq/test/_/testcases/RecordTests.java
@@ -106,7 +106,11 @@ extends BaseTest<A, AP, B, S, B2S, BS, L, X, DATE, BOOL, D, T, U, I, IPK, T725,
         B book = create().selectFrom(TBook()).where(TBook_ID().eq(1)).fetchOne();
 
         assertFalse(book.changed());
+        assertFalse(book.changed(TBook_TITLE()));
+        assertFalse(book.changed(TBook_TITLE().getName()));
         book.setValue(TBook_TITLE(), "abc");
         assertTrue(book.changed());
+        assertTrue(book.changed(TBook_TITLE()));
+        assertTrue(book.changed(TBook_TITLE().getName()));
     }
 }
diff --git a/jOOQ/src/main/java/org/jooq/Record.java b/jOOQ/src/main/java/org/jooq/Record.java
index 2d13c189e5..35fce51f25 100644
--- a/jOOQ/src/main/java/org/jooq/Record.java
+++ b/jOOQ/src/main/java/org/jooq/Record.java
@@ -379,6 +379,24 @@ public interface Record extends FieldProvider, Attachable {
      */
     boolean changed();
 
+    /**
+     * Check if a field's value has been changed from its original as fetched
+     * from the database.
+     */
+    boolean changed(Field<?> field);
+
+    /**
+     * Check if a field's value has been changed from its original as fetched
+     * from the database.
+     */
+    boolean changed(int fieldIndex);
+
+    /**
+     * Check if a field's value has been changed from its original as fetched
+     * from the database.
+     */
+    boolean changed(String fieldName);
+
     /**
      * Convert this record into an array.
      * <p>
diff --git a/jOOQ/src/main/java/org/jooq/impl/AbstractRecord.java b/jOOQ/src/main/java/org/jooq/impl/AbstractRecord.java
index c285519f65..a8b3c75179 100644
--- a/jOOQ/src/main/java/org/jooq/impl/AbstractRecord.java
+++ b/jOOQ/src/main/java/org/jooq/impl/AbstractRecord.java
@@ -369,6 +369,21 @@ abstract class AbstractRecord extends AbstractStore implements Record {
         return false;
     }
 
+    @Override
+    public final boolean changed(Field<?> field) {
+        return changed(getIndex(field));
+    }
+
+    @Override
+    public final boolean changed(int fieldIndex) {
+        return getValue0(fieldIndex).isChanged();
+    }
+
+    @Override
+    public final boolean changed(String fieldName) {
+        return changed(getIndex(fieldName));
+    }
+
     @Override
     public final Object[] intoArray() {
         return into(Object[].class);