[jOOQ/jOOQ#6124] Fixed mix up between defining and referencing columns

jOOQ-codegen/src/main/java/org/jooq/codegen/JavaGenerator.java

@@ -5298,7 +5298,8 @@ public class JavaGenerator extends AbstractGenerator {
     protected void generateEmbeddables(SchemaDefinition schema) {
         log.info("Generating embeddables");
 
-        for (EmbeddableDefinition embeddable : database.getEmbeddables(schema)) {
+        // [#6124] Prevent FKs from overriding PK embeddable
+        for (EmbeddableDefinition embeddable : new LinkedHashSet<>(database.getEmbeddables(schema))) {
             try {
 
                 // [#6124] [#10481] Don't generate embeddable types for FKs

jOOQ-meta/src/main/java/org/jooq/meta/DefaultEmbeddableDefinition.java

@@ -142,6 +142,25 @@ public class DefaultEmbeddableDefinition
         return getElement(columnIndex);
     }
 
+    @Override
+    public final EmbeddableColumnDefinition getReferencingColumn(String columnName) {
+        return getReferencingColumn(columnName, false);
+    }
+
+    @Override
+    public final EmbeddableColumnDefinition getReferencingColumn(String columnName, boolean ignoreCase) {
+        if (columnName == null)
+            return null;
+
+        for (EmbeddableColumnDefinition column : getColumns())
+            if ((ignoreCase && column.getReferencingColumn().getName().equalsIgnoreCase(columnName)) ||
+                (!ignoreCase && column.getReferencingColumn().getName().equals(columnName)))
+
+                return column;
+
+        return null;
+    }
+
     @Override
     public final boolean replacesFields() {
         return replacesFields;

jOOQ-meta/src/main/java/org/jooq/meta/EmbeddableDefinition.java

@@ -76,25 +76,35 @@ public interface EmbeddableDefinition extends TableElementDefinition {
     TableDefinition getReferencingTable();
 
     /**
-     * All referencing columns in the type, table or view.
+     * All defining columns in the type, table or view.
      */
     List<EmbeddableColumnDefinition> getColumns();
 
     /**
-     * Get a referencing column in this type by its name.
+     * Get a defining column in this type by its name.
      */
     EmbeddableColumnDefinition getColumn(String columnName);
 
     /**
-     * Get a referencing column in this type by its name.
+     * Get a defining column in this type by its name.
      */
     EmbeddableColumnDefinition getColumn(String columnName, boolean ignoreCase);
 
     /**
-     * Get a referencing column in this type by its index (starting at 0).
+     * Get a defining column in this type by its index (starting at 0).
      */
     EmbeddableColumnDefinition getColumn(int columnIndex);
 
+    /**
+     * Get a referencing column in this type by its referencing name.
+     */
+    EmbeddableColumnDefinition getReferencingColumn(String columnName);
+
+    /**
+     * Get a referencing column in this type by its referencing name.
+     */
+    EmbeddableColumnDefinition getReferencingColumn(String columnName, boolean ignoreCase);
+
     /**
      * Whether this embeddable replaces the fields it represents.
      */