Configurable rating value in top languages queries

Author: alejandro-du

spring-boot-jooq/src/main/java/com/example/springbootjooq/Application.java

@@ -31,7 +31,7 @@ public ApplicationRunner applicationRunner() {
 		return args -> {
 			deleteProgrammingLanguages();
 			createProgrammingLanguages();
-			printTopProgrammingLanguages();
+			printTopProgrammingLanguages(5);
 		};
 	}
 
@@ -48,18 +48,18 @@ public void createProgrammingLanguages() {
 				.forEach(name -> {
 					dslContext.insertInto(PROGRAMMING_LANGUAGE)
 							.columns(PROGRAMMING_LANGUAGE.NAME, PROGRAMMING_LANGUAGE.RATING)
-							.values(name, (int) (Math.random() * 10))
+							.values(name, (int)(Math.random() * ( 10 - 3 + 1)) + 3)
 							.execute();
 				});
 	}
 
-	public void printTopProgrammingLanguages() {
+	public void printTopProgrammingLanguages(int rating) {
 		System.out.println("Top programming languages:");
 
 		List<ProgrammingLanguageRecord> programmingLanguages = dslContext
 				.select(PROGRAMMING_LANGUAGE.NAME, PROGRAMMING_LANGUAGE.RATING)
 				.from(PROGRAMMING_LANGUAGE)
-				.where(PROGRAMMING_LANGUAGE.RATING.greaterThan(3))
+				.where(PROGRAMMING_LANGUAGE.RATING.greaterThan(rating))
 				.orderBy(PROGRAMMING_LANGUAGE.RATING.desc())
 				.fetchInto(ProgrammingLanguageRecord.class);
 

spring-boot-mybatis/README.md

@@ -39,9 +39,9 @@ public interface ProgrammingLanguageMapper {
     @Select("""
             SELECT name, rating
             FROM programming_language
-            WHERE rating > 3
+            WHERE rating > #{rating}
             """)
-    List<ProgrammingLanguage> findTopProgrammingLanguages();
+    List<ProgrammingLanguage> findTopProgrammingLanguages(@Param("rating") int rating);
 
 }
 ```

spring-boot-mybatis/src/main/java/com/example/Application.java

@@ -26,7 +26,7 @@ public ApplicationRunner applicationRunner() {
 		return args -> {
 			deleteProgrammingLanguages();
 			createProgrammingLanguages();
-			printTopProgrammingLanguages();
+			printTopProgrammingLanguages(5);
 		};
 	}
 
@@ -38,13 +38,13 @@ private void deleteProgrammingLanguages() {
 	private void createProgrammingLanguages() {
 		System.out.println("Creating programming languages...");
 		Arrays.stream("Java,C++,C#,JavaScript,Rust,Go,Python,PHP".split(","))
-				.forEach(name -> programmingLanguageMapper.insert(name, (int) (Math.random() * 10)));
+				.forEach(name -> programmingLanguageMapper.insert(name, (int)(Math.random() * ( 10 - 3 + 1)) + 3));
 	}
 
-	private void printTopProgrammingLanguages() {
+	private void printTopProgrammingLanguages(int rating) {
 		System.out.println("Top programming languages:");
 
-		List<ProgrammingLanguage> programmingLanguages = programmingLanguageMapper.findTopProgrammingLanguages();
+		List<ProgrammingLanguage> programmingLanguages = programmingLanguageMapper.findTopProgrammingLanguages(5);
 		programmingLanguages.stream()
 				.map(pl -> pl.getName() + ": " + pl.getRating())
 				.forEach(System.out::println);

spring-boot-mybatis/src/main/java/com/example/ProgrammingLanguageMapper.java

@@ -25,8 +25,8 @@ INSERT INTO programming_language(name, rating)
     @Select("""
             SELECT name, rating
             FROM programming_language
-            WHERE rating > 3
+            WHERE rating > #{rating}
             """)
-    List<ProgrammingLanguage> findTopProgrammingLanguages();
+    List<ProgrammingLanguage> findTopProgrammingLanguages(@Param("rating") int rating);
 
 }