/*
 * Copyright 2000-2017 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.uast.java

import com.intellij.psi.PsiElement
import com.intellij.psi.PsiMethodReferenceExpression
import com.intellij.psi.PsiNamedElement
import com.intellij.psi.PsiType
import org.jetbrains.uast.UCallableReferenceExpression
import org.jetbrains.uast.UElement

class JavaUCallableReferenceExpression(
        override val psi: PsiMethodReferenceExpression,
        override val uastParent: UElement?
) : JavaAbstractUExpression(), UCallableReferenceExpression {
    override val qualifierExpression by lz { JavaConverter.convertOrNull(psi.qualifierExpression, this) }
    
    override val qualifierType: PsiType?
        get() = psi.qualifierType?.type
    
    override val callableName: String
        get() = psi.referenceName.orAnonymous()

    override fun resolve() = psi.resolve()

    override val resolvedName: String? = (psi.resolve() as? PsiNamedElement)?.name
}