org.jetbrains.kotlin.javac.wrappers.trees.TreeBasedField.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.javac.wrappers.trees
import com.sun.source.util.TreePath
import com.sun.tools.javac.code.Flags
import com.sun.tools.javac.tree.JCTree
import org.jetbrains.kotlin.descriptors.Visibilities
import org.jetbrains.kotlin.descriptors.Visibility
import org.jetbrains.kotlin.javac.JavacWrapper
import org.jetbrains.kotlin.load.java.structure.JavaClass
import org.jetbrains.kotlin.load.java.structure.JavaField
import org.jetbrains.kotlin.load.java.structure.JavaType
import org.jetbrains.kotlin.name.Name
class TreeBasedField(
tree: JCTree.JCVariableDecl,
treePath: TreePath,
containingClass: JavaClass,
javac: JavacWrapper
) : TreeBasedMember(tree, treePath, containingClass, javac), JavaField {
override val name: Name
get() = Name.identifier(tree.name.toString())
override val isAbstract: Boolean
get() = tree.modifiers.isAbstract
override val isStatic: Boolean
get() = containingClass.isInterface || tree.modifiers.isStatic
override val isFinal: Boolean
get() = containingClass.isInterface || tree.modifiers.isFinal
override val visibility: Visibility
get() = if (containingClass.isInterface) Visibilities.PUBLIC else tree.modifiers.visibility
override val isEnumEntry: Boolean
get() = tree.modifiers.flags and Flags.ENUM.toLong() != 0L
override val type: JavaType
get() = TreeBasedType.create(tree.getType(), treePath, javac)
override val initializerValue: Any?
get() = tree.init?.let { initExpr ->
if (hasConstantNotNullInitializer && initExpr is JCTree.JCLiteral) {
initExpr.value
} else {
null
}
}
override val hasConstantNotNullInitializer: Boolean
get() = tree.init?.let {
val type = this.type
isFinal && ((type is TreeBasedPrimitiveType) ||
(type is TreeBasedNonGenericClassifierType &&
type.classifierQualifiedName == "java.lang.String"))
} ?: false
}