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EG-3714 reverted previous change as unnecessarily (#6773)

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Alexey Kadyrov 2020-10-15 11:03:24 +01:00 committed by GitHub
parent 8ef739b555
commit d0cfeb1fbe
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2 changed files with 9 additions and 19 deletions
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16
node-api/src/main/java/net/corda/nodeapi/internal/config/CustomConfigParser.java
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@ -1,16 +0,0 @@
package net.corda.nodeapi.internal.config;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* This annotation can be used to provide ConfigParser for the class,
* the [parseAs] method will use the provided parser instead of data class constructs to parse the object.
*/
@Target(ElementType.TYPE)
@Retention(RetentionPolicy.RUNTIME)
public @interface CustomConfigParser {
Class parser();
}

12
node-api/src/main/kotlin/net/corda/nodeapi/internal/config/ConfigUtilities.kt
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@ -28,6 +28,7 @@ import kotlin.reflect.KClass
import kotlin.reflect.KProperty import kotlin.reflect.KProperty
import kotlin.reflect.KType import kotlin.reflect.KType
import kotlin.reflect.full.createInstance import kotlin.reflect.full.createInstance
import kotlin.reflect.full.findAnnotation
import kotlin.reflect.full.memberProperties import kotlin.reflect.full.memberProperties
import kotlin.reflect.full.primaryConstructor import kotlin.reflect.full.primaryConstructor
import kotlin.reflect.jvm.jvmErasure import kotlin.reflect.jvm.jvmErasure
@ -35,6 +36,13 @@ import kotlin.reflect.jvm.jvmErasure
@Target(AnnotationTarget.PROPERTY) @Target(AnnotationTarget.PROPERTY)
annotation class OldConfig(val value: String) annotation class OldConfig(val value: String)
/**
* This annotation can be used to provide ConfigParser for the class,
* the [parseAs] method will use the provided parser instead of data class constructs to parse the object.
*/
@Target(AnnotationTarget.CLASS)
annotation class CustomConfigParser(val parser: KClass<out ConfigParser<*>>)
interface ConfigParser<T> { interface ConfigParser<T> {
fun parse(config: Config): T fun parse(config: Config): T
} }
@ -69,9 +77,7 @@ fun <T : Any> Config.parseAs(
baseDirectory: Path? = null baseDirectory: Path? = null
): T { ): T {
// Use custom parser if provided, instead of treating the object as data class. // Use custom parser if provided, instead of treating the object as data class.
@Suppress("UNCHECKED_CAST") clazz.findAnnotation<CustomConfigParser>()?.let { return uncheckedCast(it.parser.createInstance().parse(this)) }
clazz.java.getAnnotation(CustomConfigParser::class.java)?.let {
return ((it.parser.createInstance() as ConfigParser<T>).parse(this)) }
require(clazz.isData) { require(clazz.isData) {
"Only Kotlin data classes or class annotated with CustomConfigParser can be parsed. Offending: ${clazz.qualifiedName}" "Only Kotlin data classes or class annotated with CustomConfigParser can be parsed. Offending: ${clazz.qualifiedName}"