Split build.gradle to two files -> extracted jooq code generation part to it's own file (jooq.gradle) -> I did this because the code generation actually attaches itself to the build process and it's run every time, which is actually not what we want...

Author: bwajtr

build.gradle

@@ -2,17 +2,12 @@
 buildscript {
     repositories {
         jcenter()
-        maven {
-            url "https://plugins.gradle.org/m2/"
-        }
     }
     dependencies {
         classpath "org.springframework.boot:spring-boot-gradle-plugin:1.4.1.RELEASE"  // to include SpringBoot parent BOM
-        classpath "nu.studer:gradle-jooq-plugin:2.0.2"  // to allow jooq gradle plugin
     }
 }
 
-apply plugin: 'nu.studer.jooq'  // see details in https://github.com/etiennestuder/gradle-jooq-plugin
 apply plugin: 'spring-boot'
 apply plugin: 'java'
 
@@ -37,44 +32,11 @@ dependencies {
     compile "org.apache.commons:commons-collections4:4.1"
 
     testCompile "org.springframework.boot:spring-boot-starter-test"
-
-    jooqRuntime "org.postgresql:postgresql:9.4.1211.jre7"
 }
 
 // we want to show following test events in the log
 test {
     testLogging {
         events "PASSED", "FAILED", "SKIPPED"
     }
-}
-
-// jooq configuration
-
-jooq {
-    version = '3.8.4'
-    edition = 'OSS'   // the default (can be omitted), other allowed values are PRO, PRO_JAVA_6, and TRIAL
-    DbTestsApplication(sourceSets.main) {
-        jdbc {
-            driver = 'org.postgresql.Driver'
-            url = 'jdbc:postgresql://localhost:5432/testdb'
-            user = 'test'
-            password = 'test'
-            schema = 'public'
-        }
-        generator {
-            name = 'org.jooq.util.DefaultGenerator'
-            strategy {
-                name = 'org.jooq.util.DefaultGeneratorStrategy'
-            }
-            database {
-                name = 'org.jooq.util.postgres.PostgresDatabase'
-                inputSchema = 'public'
-            }
-            target {
-                packageName = 'com.clevergang.dbtests.repository.impl.jooq.generated'
-                directory = './src/main/java/'
-            }
-        }
-    }
-}
-
+}

jooq.gradle

@@ -0,0 +1,68 @@
+// You can invoke JOOQ code generation using this script.
+// Just run it from IDE, or use "gradle --rerun-tasks -b jooq.gradle"
+
+buildscript {
+    repositories {
+        maven {
+            url "https://plugins.gradle.org/m2/"
+        }
+    }
+    dependencies {
+        classpath "nu.studer:gradle-jooq-plugin:2.0.2"  // to allow jooq gradle plugin
+    }
+}
+
+apply plugin: 'nu.studer.jooq'  // see details in https://github.com/etiennestuder/gradle-jooq-plugin
+apply plugin: 'java'
+
+defaultTasks 'generateDbTestsApplicationJooqSchemaSource'
+
+repositories {
+    jcenter()
+}
+
+group = 'com.clevergang'
+version = '1.0.0'
+
+repositories {
+    jcenter()
+}
+
+// We need Java8 for this project
+tasks.withType(JavaCompile) {
+    sourceCompatibility = '1.8'
+}
+
+dependencies {
+    jooqRuntime "org.postgresql:postgresql:9.4.1211.jre7"
+}
+
+// jooq configuration
+jooq {
+    version = '3.8.4'
+    edition = 'OSS'   // the default (can be omitted), other allowed values are PRO, PRO_JAVA_6, and TRIAL
+    DbTestsApplication(sourceSets.main) {
+        jdbc {
+            driver = 'org.postgresql.Driver'
+            url = 'jdbc:postgresql://localhost:5432/testdb'
+            user = 'test'
+            password = 'test'
+            schema = 'public'
+        }
+        generator {
+            name = 'org.jooq.util.DefaultGenerator'
+            strategy {
+                name = 'org.jooq.util.DefaultGeneratorStrategy'
+            }
+            database {
+                name = 'org.jooq.util.postgres.PostgresDatabase'
+                inputSchema = 'public'
+            }
+            target {
+                packageName = 'com.clevergang.dbtests.repository.impl.jooq.generated'
+                directory = './src/main/java/'
+            }
+        }
+    }
+}
+

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/DefaultCatalog.java

@@ -1,14 +1,18 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated;
 
 
-import org.jooq.Schema;
-import org.jooq.impl.CatalogImpl;
-
-import javax.annotation.Generated;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import javax.annotation.Generated;
+
+import org.jooq.Schema;
+import org.jooq.impl.CatalogImpl;
+
 
 /**
  * This class is generated by jOOQ.

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/Keys.java

@@ -1,15 +1,27 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated;
 
 
-import com.clevergang.dbtests.repository.impl.jooq.generated.tables.*;
-import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.*;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Company;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Department;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Employee;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Project;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Projectemployee;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.CompanyRecord;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.DepartmentRecord;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.EmployeeRecord;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.ProjectRecord;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.ProjectemployeeRecord;
+
+import javax.annotation.Generated;
+
 import org.jooq.ForeignKey;
 import org.jooq.Identity;
 import org.jooq.UniqueKey;
 import org.jooq.impl.AbstractKeys;
 
-import javax.annotation.Generated;
-
 
 /**
  * A class modelling foreign key relationships between tables of the <code>public</code> 

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/Public.java

@@ -1,17 +1,26 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated;
 
 
-import com.clevergang.dbtests.repository.impl.jooq.generated.tables.*;
-import org.jooq.Catalog;
-import org.jooq.Sequence;
-import org.jooq.Table;
-import org.jooq.impl.SchemaImpl;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Company;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Department;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Employee;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Project;
+import com.clevergang.dbtests.repository.impl.jooq.generated.tables.Projectemployee;
 
-import javax.annotation.Generated;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
 
+import javax.annotation.Generated;
+
+import org.jooq.Catalog;
+import org.jooq.Sequence;
+import org.jooq.Table;
+import org.jooq.impl.SchemaImpl;
+
 
 /**
  * This class is generated by jOOQ.

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/Sequences.java

@@ -1,11 +1,14 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated;
 
 
+import javax.annotation.Generated;
+
 import org.jooq.Sequence;
 import org.jooq.impl.SequenceImpl;
 
-import javax.annotation.Generated;
-
 
 /**
  * Convenience access to all sequences in public

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/Tables.java

@@ -1,3 +1,6 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated;
 
 

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/tables/Company.java

@@ -1,16 +1,26 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated.tables;
 
 
 import com.clevergang.dbtests.repository.impl.jooq.generated.Keys;
 import com.clevergang.dbtests.repository.impl.jooq.generated.Public;
 import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.CompanyRecord;
-import org.jooq.*;
-import org.jooq.impl.TableImpl;
 
-import javax.annotation.Generated;
 import java.util.Arrays;
 import java.util.List;
 
+import javax.annotation.Generated;
+
+import org.jooq.Field;
+import org.jooq.Identity;
+import org.jooq.Schema;
+import org.jooq.Table;
+import org.jooq.TableField;
+import org.jooq.UniqueKey;
+import org.jooq.impl.TableImpl;
+
 
 /**
  * This class is generated by jOOQ.

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/tables/Department.java

@@ -1,16 +1,27 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated.tables;
 
 
 import com.clevergang.dbtests.repository.impl.jooq.generated.Keys;
 import com.clevergang.dbtests.repository.impl.jooq.generated.Public;
 import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.DepartmentRecord;
-import org.jooq.*;
-import org.jooq.impl.TableImpl;
 
-import javax.annotation.Generated;
 import java.util.Arrays;
 import java.util.List;
 
+import javax.annotation.Generated;
+
+import org.jooq.Field;
+import org.jooq.ForeignKey;
+import org.jooq.Identity;
+import org.jooq.Schema;
+import org.jooq.Table;
+import org.jooq.TableField;
+import org.jooq.UniqueKey;
+import org.jooq.impl.TableImpl;
+
 
 /**
  * This class is generated by jOOQ.

src/main/java/com/clevergang/dbtests/repository/impl/jooq/generated/tables/Employee.java

@@ -1,17 +1,28 @@
+/**
+ * This class is generated by jOOQ
+ */
 package com.clevergang.dbtests.repository.impl.jooq.generated.tables;
 
 
 import com.clevergang.dbtests.repository.impl.jooq.generated.Keys;
 import com.clevergang.dbtests.repository.impl.jooq.generated.Public;
 import com.clevergang.dbtests.repository.impl.jooq.generated.tables.records.EmployeeRecord;
-import org.jooq.*;
-import org.jooq.impl.TableImpl;
 
-import javax.annotation.Generated;
 import java.math.BigDecimal;
 import java.util.Arrays;
 import java.util.List;
 
+import javax.annotation.Generated;
+
+import org.jooq.Field;
+import org.jooq.ForeignKey;
+import org.jooq.Identity;
+import org.jooq.Schema;
+import org.jooq.Table;
+import org.jooq.TableField;
+import org.jooq.UniqueKey;
+import org.jooq.impl.TableImpl;
+
 
 /**
  * This class is generated by jOOQ.