Extract module for ArgBasedConfiguration

[dcaegen2/collectors/hv-ves.git] / sources / hv-collector-utils / src / main / kotlin / org / onap / dcae / collectors / veshv / utils / commandline / WrongArgumentError.kt

diff --git a/sources/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt b/sources/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt
deleted file mode 100644 (file)
index 9c2a20c..0000000
--- a/sources/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/WrongArgumentError.kt
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * dcaegen2-collectors-veshv
- * ================================================================================
- * Copyright (C) 2018 NOKIA
- * ================================================================================
- * 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.
- * ============LICENSE_END=========================================================
- */
-package org.onap.dcae.collectors.veshv.utils.commandline
-
-import arrow.core.Option
-import org.apache.commons.cli.HelpFormatter
-import org.apache.commons.cli.Options
-
-
-data class WrongArgumentError(
-        val message: String,
-        val cause: Throwable? = null,
-        val cmdLineOptionsList: List<CommandLineOption>) {
-
-    constructor(par: Throwable, cmdLineOptionsList: List<CommandLineOption>) :
-            this(par.message ?: "",
-                    par,
-                    cmdLineOptionsList)
-
-    fun printMessage() {
-        println(message)
-    }
-
-    fun printHelp(programName: String) {
-        val formatter = HelpFormatter()
-        val footer = "All parameters can be specified as environment variables using upper-snake-case full " +
-                "name with prefix `VESHV_`."
-
-        formatter.printHelp(
-                programName,
-                generateRequiredParametersNote(cmdLineOptionsList),
-                getOptions(),
-                footer)
-    }
-
-    private fun getOptions() = cmdLineOptionsList.map { it.option }.fold(Options(), Options::addOption)
-
-    companion object {
-        fun generateRequiredParametersNote(cmdLineOptionsList: List<CommandLineOption>): String {
-            val requiredParams = Option.fromNullable(cmdLineOptionsList.filter { it.required }
-                    .takeUnless { it.isEmpty() })
-            return requiredParams.fold(
-                    { "" },
-                    {
-                        it.map { commandLineOption -> commandLineOption.option.opt }
-                                .joinToString(prefix = "Required parameters: ", separator = ", ")
-                    }
-            )
-        }
-    }
-
-}
-