mike@159: /*
mike@159:  * Copyright 2020 Mike Becker. All rights reserved.
mike@159:  *
mike@159:  * Redistribution and use in source and binary forms, with or without
mike@159:  * modification, are permitted provided that the following conditions are met:
mike@159:  *
mike@159:  * 1. Redistributions of source code must retain the above copyright
mike@159:  * notice, this list of conditions and the following disclaimer.
mike@159:  *
mike@159:  * 2. Redistributions in binary form must reproduce the above copyright
mike@159:  * notice, this list of conditions and the following disclaimer in the
mike@159:  * documentation and/or other materials provided with the distribution.
mike@159:  *
mike@159:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mike@159:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mike@159:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mike@159:  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mike@159:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mike@159:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mike@159:  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mike@159:  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mike@159:  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mike@159:  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mike@159:  *
mike@159:  */
mike@159: 
mike@159: package de.uapcore.lightpit.dao.postgres
mike@159: 
mike@159: import de.uapcore.lightpit.dao.AbstractVersionDao
mike@159: import de.uapcore.lightpit.entities.Project
mike@159: import de.uapcore.lightpit.entities.Version
mike@159: import de.uapcore.lightpit.entities.VersionStatus
mike@159: import java.sql.Connection
mike@159: import java.sql.PreparedStatement
mike@159: import java.sql.ResultSet
mike@159: 
mike@159: class PGVersionDao(connection: Connection) : AbstractVersionDao() {
mike@159: 
mike@159:     companion object {
mike@159:         fun mapResult(rs: ResultSet): Version {
mike@159:             val id = rs.getInt("versionid")
mike@159:             return if (rs.wasNull()) {
mike@159:                 Version(-1)
mike@159:             } else {
mike@159:                 val version = Version(id)
mike@159:                 version.name = rs.getString("name")
mike@159:                 version.node = rs.getString("node")
mike@159:                 version.ordinal = rs.getInt("ordinal")
mike@159:                 version.status = VersionStatus.valueOf(rs.getString("status"))
mike@159:                 version
mike@159:             }
mike@159:         }
mike@159:     }
mike@159: 
mike@159:     private val query = "select versionid, project, name, node, ordinal, status from lpit_version"
mike@159:     private val listStmt = connection.prepareStatement(query + " where project = ? " +
mike@159:             "order by ordinal desc, lower(name) desc")
mike@159:     private val findStmt = connection.prepareStatement("$query where versionid = ?")
mike@159:     private val findByNodeStmt = connection.prepareStatement("$query where project = ? and node = ?")
mike@159:     private val insertStmt = connection.prepareStatement(
mike@159:             "insert into lpit_version (name, node, ordinal, status, project) values (?, ?, ?, ?::version_status, ?)"
mike@159:     )
mike@159:     private val updateStmt = connection.prepareStatement(
mike@159:             "update lpit_version set name = ?, node = ?, ordinal = ?, status = ?::version_status where versionid = ?"
mike@159:     )
mike@159: 
mike@159:     override fun mapResult(rs: ResultSet): Version = Companion.mapResult(rs)
mike@159: 
mike@159:     private fun setFields(stmt: PreparedStatement, instance: Version): Int {
mike@159:         var column = 0
mike@159:         stmt.setString(++column, instance.name)
mike@159:         stmt.setString(++column, instance.node)
mike@159:         stmt.setInt(++column, instance.ordinal)
mike@159:         stmt.setString(++column, instance.status.name)
mike@159:         return column
mike@159:     }
mike@159: 
mike@159:     override fun save(instance: Version, parent: Project) {
mike@159:         var column = setFields(insertStmt, instance)
mike@159:         insertStmt.setInt(++column, parent.id)
mike@159:         insertStmt.executeUpdate()
mike@159:     }
mike@159: 
mike@159:     override fun update(instance: Version): Boolean {
mike@159:         var column = setFields(updateStmt, instance)
mike@159:         updateStmt.setInt(++column, instance.id)
mike@159:         return updateStmt.executeUpdate() > 0
mike@159:     }
mike@159: 
mike@159:     override fun list(parent: Project): List<Version> {
mike@159:         listStmt.setInt(1, parent.id)
mike@159:         return super.list(listStmt)
mike@159:     }
mike@159: 
mike@159:     override fun find(id: Int): Version? {
mike@159:         findStmt.setInt(1, id)
mike@159:         return super.find(findStmt)
mike@159:     }
mike@159: 
mike@159:     override fun findByNode(parent: Project, node: String): Version? {
mike@159:         findByNodeStmt.setInt(1, parent.id)
mike@159:         findByNodeStmt.setString(2, node)
mike@159:         return super.find(findByNodeStmt)
mike@159:     }
mike@159: }