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Expose Java reflection objects out of Kotlin ones

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This commit is contained in:
Alexander Udalov
2014-06-25 18:26:27 +04:00
parent 1ad037f621
commit 9c5596cddb
4 changed files with 18 additions and 11 deletions
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core/runtime.jvm/src/kotlin/reflect/jvm/internal/KExtensionPropertyImpl.kt
+5 -3
View File
@@ -16,15 +16,17 @@
package kotlin.reflect.jvm.internal
import java.lang.reflect.Method
import java.lang.reflect.*
open class KExtensionPropertyImpl<T, out R>(
public override val name: String,
protected val owner: KPackageImpl,
protected val receiverClass: Class<T>
) : KExtensionProperty<T, R>, KPropertyImpl<R> {
override val field: Field? get() = null
// TODO: extract, make lazy (weak?), use our descriptors knowledge, support Java fields
val getter: Method = owner.jClass.getMethod(getterName(name), receiverClass)
override val getter: Method = owner.jClass.getMethod(getterName(name), receiverClass)
override fun get(receiver: T): R {
return getter(null, receiver) as R
@@ -36,7 +38,7 @@ class KMutableExtensionPropertyImpl<T, R>(
owner: KPackageImpl,
receiverClass: Class<T>
) : KMutableExtensionProperty<T, R>, KMutablePropertyImpl<R>, KExtensionPropertyImpl<T, R>(name, owner, receiverClass) {
val setter = owner.jClass.getMethod(setterName(name), receiverClass, getter.getReturnType()!!)
override val setter: Method = owner.jClass.getMethod(setterName(name), receiverClass, getter.getReturnType()!!)
override fun set(receiver: T, value: R) {
setter.invoke(null, receiver, value)
core/runtime.jvm/src/kotlin/reflect/jvm/internal/KMemberPropertyImpl.kt
+4 -5
View File
@@ -16,21 +16,20 @@
package kotlin.reflect.jvm.internal
import java.lang.reflect.Field
import java.lang.reflect.Method
import java.lang.reflect.*
open class KMemberPropertyImpl<T : Any, out R>(
public override val name: String,
protected val owner: KClassImpl<T>
) : KMemberProperty<T, R>, KPropertyImpl<R> {
val field: Field? =
override val field: Field? =
if (owner.origin == KClassOrigin.FOREIGN) {
owner.jClass.getField(name)
}
else null
// TODO: extract, make lazy (weak?), use our descriptors knowledge
val getter: Method? =
override val getter: Method? =
if (owner.origin == KClassOrigin.KOTLIN) {
owner.jClass.getMaybeDeclaredMethod(getterName(name))
}
@@ -49,7 +48,7 @@ class KMutableMemberPropertyImpl<T : Any, R>(
name: String,
owner: KClassImpl<T>
) : KMutableMemberProperty<T, R>, KMutablePropertyImpl<R>, KMemberPropertyImpl<T, R>(name, owner) {
val setter: Method? =
override val setter: Method? =
if (owner.origin == KClassOrigin.KOTLIN) {
owner.jClass.getMaybeDeclaredMethod(setterName(name), getter!!.getReturnType()!!)
}
core/runtime.jvm/src/kotlin/reflect/jvm/internal/KPropertyImpl.kt
+3
View File
@@ -19,9 +19,12 @@ package kotlin.reflect.jvm.internal
import java.lang.reflect.*
trait KPropertyImpl<out R> : KProperty<R>, KCallableImpl<R> {
val field: Field?
val getter: Method?
}
trait KMutablePropertyImpl<R> : KMutableProperty<R>, KPropertyImpl<R> {
val setter: Method?
}
core/runtime.jvm/src/kotlin/reflect/jvm/internal/KTopLevelPropertyImpl.kt
+6 -3
View File
@@ -16,14 +16,17 @@
package kotlin.reflect.jvm.internal
import java.lang.reflect.Method
import java.lang.reflect.*
open class KTopLevelPropertyImpl<out R>(
public override val name: String,
protected val owner: KPackageImpl
) : KTopLevelProperty<R>, KVariableImpl<R> {
// TODO: load the field from the corresponding package part
override val field: Field? get() = null
// TODO: extract, make lazy (weak?), use our descriptors knowledge, support Java fields
val getter: Method = owner.jClass.getMethod(getterName(name))
override val getter: Method = owner.jClass.getMethod(getterName(name))
override fun get(): R {
return getter(null) as R
@@ -34,7 +37,7 @@ class KMutableTopLevelPropertyImpl<R>(
name: String,
owner: KPackageImpl
) : KMutableTopLevelProperty<R>, KMutableVariableImpl<R>, KTopLevelPropertyImpl<R>(name, owner) {
val setter = owner.jClass.getMethod(setterName(name), getter.getReturnType()!!)
override val setter: Method = owner.jClass.getMethod(setterName(name), getter.getReturnType()!!)
override fun set(value: R) {
setter.invoke(null, value)