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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package androidx.room.vo
     18 
     19 import androidx.room.ext.typeName
     20 import androidx.room.parser.ParsedQuery
     21 import androidx.room.solver.query.result.QueryResultBinder
     22 import com.squareup.javapoet.TypeName
     23 import javax.lang.model.element.ExecutableElement
     24 import javax.lang.model.type.TypeMirror
     25 
     26 /**
     27  * A class that holds information about a QueryMethod.
     28  * It is self sufficient and must have all generics etc resolved once created.
     29  */
     30 data class QueryMethod(val element: ExecutableElement, val query: ParsedQuery, val name: String,
     31                        val returnType: TypeMirror, val parameters: List<QueryParameter>,
     32                        val inTransaction: Boolean,
     33                        val queryResultBinder: QueryResultBinder) {
     34     val sectionToParamMapping by lazy {
     35         query.bindSections.map {
     36             if (it.text.trim() == "?") {
     37                 Pair(it, parameters.firstOrNull())
     38             } else if (it.text.startsWith(":")) {
     39                 val subName = it.text.substring(1)
     40                 Pair(it, parameters.firstOrNull {
     41                     it.sqlName == subName
     42                 })
     43             } else {
     44                 Pair(it, null)
     45             }
     46         }
     47     }
     48 
     49     val returnsValue by lazy {
     50         returnType.typeName() != TypeName.VOID
     51     }
     52 }
     53