[jOOQ/jOOQ#11369] Emulate using expressions in Db2 DECLARE .. DEFAULT statements

This includes:

- [jOOQ/jOOQ#8230] Fix SIGNAL implementation for Db2
- [jOOQ/jOOQ#11253] Added Context.castMode(CastMode, Consumer)
- [jOOQ/jOOQ#11370] Occasionally repeated BEGIN BEGIN blocks

jOOQ/src/main/java/org/jooq/Context.java

@@ -719,8 +719,7 @@ public interface Context<C extends Context<C>> extends Scope {
 
     /**
      * Set the new context value for {@link #paramType()} for the scope of a
-     * {@link Consumer}, if a condition is
-     * true.
+     * {@link Consumer}, if a condition is true.
      */
     @NotNull
     C paramTypeIf(ParamType paramType, boolean condition, Consumer<? super C> runnable);
@@ -737,6 +736,13 @@ public interface Context<C extends Context<C>> extends Scope {
     @NotNull
     C castMode(CastMode mode);
 
+    /**
+     * Set the new cast mode for {@link #castMode()} for the scope of a
+     * {@link Consumer}.
+     */
+    @NotNull
+    C castMode(CastMode mode, Consumer<? super C> runnable);
+
     /**
      * Set the new cast mode for {@link #castMode()}, if a condition is true.
      */

jOOQ/src/main/java/org/jooq/impl/AbstractContext.java

@@ -879,6 +879,11 @@ abstract class AbstractContext<C extends Context<C>> extends AbstractScope imple
         return (C) this;
     }
 
+    @Override
+    public final C castMode(CastMode mode, Consumer<? super C> consumer) {
+        return toggle(mode, this::castMode, this::castMode, consumer);
+    }
+
     @Override
     public final C castModeIf(CastMode mode, boolean condition) {
         if (condition)

jOOQ/src/main/java/org/jooq/impl/BlockImpl.java

@@ -331,6 +331,13 @@ final class BlockImpl extends AbstractRowCountQuery implements Block {
 
 
 
+
+
+
+
+
+
+
 
 
 

jOOQ/src/main/java/org/jooq/impl/DeclarationImpl.java

@@ -190,6 +190,12 @@ package org.jooq.impl;
 
 
 
+
+
+
+
+
+
 
 
 

jOOQ/src/main/java/org/jooq/impl/Signal.java

@@ -151,6 +151,14 @@ package org.jooq.impl;
 
 
 
+
+
+
+
+
+
+
+