org.jetbrains.kotlin.codegen.writeAnnotationUtil.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2017 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.codegen
import org.jetbrains.kotlin.codegen.state.GenerationState
import org.jetbrains.kotlin.config.JvmAnalysisFlags
import org.jetbrains.kotlin.load.java.JvmAnnotationNames
import org.jetbrains.kotlin.load.kotlin.JvmBytecodeBinaryVersion
import org.jetbrains.kotlin.load.kotlin.header.KotlinClassHeader
import org.jetbrains.org.objectweb.asm.AnnotationVisitor
fun writeKotlinMetadata(
cb: ClassBuilder,
state: GenerationState,
kind: KotlinClassHeader.Kind,
publicAbi: Boolean,
extraFlags: Int,
action: (AnnotationVisitor) -> Unit
) {
val av = cb.newAnnotation(JvmAnnotationNames.METADATA_DESC, true)
av.visit(JvmAnnotationNames.METADATA_VERSION_FIELD_NAME, state.metadataVersion.toArray())
if (!state.metadataVersion.isAtLeast(1, 5, 0)) {
av.visit("bv", JvmBytecodeBinaryVersion.INSTANCE.toArray())
}
av.visit(JvmAnnotationNames.KIND_FIELD_NAME, kind.id)
var flags = extraFlags
if (state.languageVersionSettings.isPreRelease()) {
flags = flags or JvmAnnotationNames.METADATA_PRE_RELEASE_FLAG
}
if (state.languageVersionSettings.getFlag(JvmAnalysisFlags.strictMetadataVersionSemantics)) {
flags = flags or JvmAnnotationNames.METADATA_STRICT_VERSION_SEMANTICS_FLAG
}
if (publicAbi) {
flags = flags or JvmAnnotationNames.METADATA_PUBLIC_ABI_FLAG
}
if (flags != 0) {
av.visit(JvmAnnotationNames.METADATA_EXTRA_INT_FIELD_NAME, flags)
}
action(av)
av.visitEnd()
}
fun writeSyntheticClassMetadata(cb: ClassBuilder, state: GenerationState, publicAbi: Boolean) {
writeKotlinMetadata(cb, state, KotlinClassHeader.Kind.SYNTHETIC_CLASS, publicAbi, 0) { _ ->
// Do nothing
}
}