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This commit is contained in:
Sam Brannen
2022-11-08 11:33:57 +01:00
parent aeb35663d4
commit 3438c47744
36 changed files with 190 additions and 228 deletions
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28
spring-orm/src/main/java/org/springframework/orm/jpa/support/InjectionCodeGenerator.java
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@@ -31,14 +31,15 @@ import org.springframework.util.ReflectionUtils;
/**
* Internal code generator that can inject a value into a field or single-arg
* method.
* <p>
* Generates code in the form:<pre class="code">{@code
*
* <p>Generates code in the form:
* <pre class="code">{@code
* instance.age = value;
* }</pre> or <pre class="code">{@code
* instance.setAge(value);
* }</pre>
* <p>
* Will also generate reflection based injection and register hints if the
*
* <p>Will also generate reflection based injection and register hints if the
* member is not visible.
*
* @author Phillip Webb
@@ -59,18 +60,14 @@ class InjectionCodeGenerator {
}
CodeBlock generateInjectionCode(Member member, String instanceVariable,
CodeBlock resourceToInject) {
CodeBlock generateInjectionCode(Member member, String instanceVariable, CodeBlock resourceToInject) {
if (member instanceof Field field) {
return generateFieldInjectionCode(field, instanceVariable, resourceToInject);
}
if (member instanceof Method method) {
return generateMethodInjectionCode(method, instanceVariable,
resourceToInject);
return generateMethodInjectionCode(method, instanceVariable, resourceToInject);
}
throw new IllegalStateException(
"Unsupported member type " + member.getClass().getName());
throw new IllegalStateException("Unsupported member type " + member.getClass().getName());
}
private CodeBlock generateFieldInjectionCode(Field field, String instanceVariable,
@@ -87,8 +84,7 @@ class InjectionCodeGenerator {
"field", instanceVariable, resourceToInject);
}
else {
code.addStatement("$L.$L = $L", instanceVariable, field.getName(),
resourceToInject);
code.addStatement("$L.$L = $L", instanceVariable, field.getName(), resourceToInject);
}
return code.build();
}
@@ -105,14 +101,12 @@ class InjectionCodeGenerator {
code.addStatement("$T method = $T.findMethod($T.class, $S, $T.class)",
Method.class, ReflectionUtils.class, method.getDeclaringClass(),
method.getName(), method.getParameterTypes()[0]);
code.addStatement("$T.makeAccessible($L)", ReflectionUtils.class,
"method");
code.addStatement("$T.makeAccessible($L)", ReflectionUtils.class, "method");
code.addStatement("$T.invokeMethod($L, $L, $L)", ReflectionUtils.class,
"method", instanceVariable, resourceToInject);
}
else {
code.addStatement("$L.$L($L)", instanceVariable, method.getName(),
resourceToInject);
code.addStatement("$L.$L($L)", instanceVariable, method.getName(), resourceToInject);
}
return code.build();
}