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Use diamond operator in examples in reference manual #30204

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2 changes: 1 addition & 1 deletion framework-docs/src/docs/asciidoc/core/core-appendix.adoc
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Expand Up @@ -1300,7 +1300,7 @@ listing shows our custom `BeanDefinitionParser` implementation:
}

private static void parseChildComponents(List<Element> childElements, BeanDefinitionBuilder factory) {
ManagedList<BeanDefinition> children = new ManagedList<BeanDefinition>(childElements.size());
ManagedList<BeanDefinition> children = new ManagedList<>(childElements.size());
for (Element element : childElements) {
children.add(parseComponentElement(element));
}
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6 changes: 3 additions & 3 deletions framework-docs/src/docs/asciidoc/core/core-expressions.adoc
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Expand Up @@ -293,7 +293,7 @@ being placed in it. The following example shows how to do so:
.Java
----
class Simple {
public List<Boolean> booleanList = new ArrayList<Boolean>();
public List<Boolean> booleanList = new ArrayList<>();
}

Simple simple = new Simple();
Expand Down Expand Up @@ -1478,7 +1478,7 @@ show how to use the `#this` and `#root` variables:
.Java
----
// create an array of integers
List<Integer> primes = new ArrayList<Integer>();
List<Integer> primes = new ArrayList<>();
primes.addAll(Arrays.asList(2,3,5,7,11,13,17));

// create parser and set variable 'primes' as the array of integers
Expand Down Expand Up @@ -2122,7 +2122,7 @@ This section lists the classes used in the examples throughout this chapter.
public static String Advisors = "advisors";
public static String President = "president";

private List<Inventor> members = new ArrayList<Inventor>();
private List<Inventor> members = new ArrayList<>();
private Map officers = new HashMap();

public List getMembers() {
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8 changes: 4 additions & 4 deletions framework-docs/src/docs/asciidoc/data-access.adoc
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Expand Up @@ -4528,7 +4528,7 @@ JDBC `?` placeholders:
}

public int[] batchUpdate(final List<Actor> actors) {
List<Object[]> batch = new ArrayList<Object[]>();
List<Object[]> batch = new ArrayList<>();
for (Actor actor : actors) {
Object[] values = new Object[] {
actor.getFirstName(), actor.getLastName(), actor.getId()};
Expand Down Expand Up @@ -4692,7 +4692,7 @@ example uses only one configuration method (we show examples of multiple methods
}

public void add(Actor actor) {
Map<String, Object> parameters = new HashMap<String, Object>(3);
Map<String, Object> parameters = new HashMap<>(3);
parameters.put("id", actor.getId());
parameters.put("first_name", actor.getFirstName());
parameters.put("last_name", actor.getLastName());
Expand Down Expand Up @@ -4750,7 +4750,7 @@ listing shows how it works:
}

public void add(Actor actor) {
Map<String, Object> parameters = new HashMap<String, Object>(2);
Map<String, Object> parameters = new HashMap<>(2);
parameters.put("first_name", actor.getFirstName());
parameters.put("last_name", actor.getLastName());
Number newId = insertActor.executeAndReturnKey(parameters);
Expand Down Expand Up @@ -4810,7 +4810,7 @@ You can limit the columns for an insert by specifying a list of column names wit
}

public void add(Actor actor) {
Map<String, Object> parameters = new HashMap<String, Object>(2);
Map<String, Object> parameters = new HashMap<>(2);
parameters.put("first_name", actor.getFirstName());
parameters.put("last_name", actor.getLastName());
Number newId = insertActor.executeAndReturnKey(parameters);
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4 changes: 2 additions & 2 deletions framework-docs/src/docs/asciidoc/web/webmvc.adoc
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Expand Up @@ -743,7 +743,7 @@ or to render a JSON response, as the following example shows:

@RequestMapping(path = "/error")
public Map<String, Object> handle(HttpServletRequest request) {
Map<String, Object> map = new HashMap<String, Object>();
Map<String, Object> map = new HashMap<>();
map.put("status", request.getAttribute("jakarta.servlet.error.status_code"));
map.put("reason", request.getAttribute("jakarta.servlet.error.message"));
return map;
Expand Down Expand Up @@ -4393,7 +4393,7 @@ return value with `DeferredResult`, as the following example shows:
@GetMapping("/quotes")
@ResponseBody
public DeferredResult<String> quotes() {
DeferredResult<String> deferredResult = new DeferredResult<String>();
DeferredResult<String> deferredResult = new DeferredResult<>();
// Save the deferredResult somewhere..
return deferredResult;
}
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