From 51a62bd019f1f59ee9db4872f332f1d228cef4d5 Mon Sep 17 00:00:00 2001 From: "adheli.tavares" Date: Tue, 13 Apr 2021 16:38:04 +0100 Subject: Refactor ApiCommandLineArguments class CMD Class to use CMD Handler from Common. Issue-ID: POLICY-3129 Change-Id: I7a1b960b1e3ecc6df0f7dde6b3301d640f4feb11 Signed-off-by: adheli.tavares --- .../main/startstop/ApiCommandLineArguments.java | 198 +-------------------- .../org/onap/policy/api/main/startstop/Main.java | 4 +- .../main/parameters/TestApiParameterHandler.java | 25 +-- .../startstop/TestApiCommandLineArguments.java | 34 ++-- 4 files changed, 41 insertions(+), 220 deletions(-) (limited to 'main/src') diff --git a/main/src/main/java/org/onap/policy/api/main/startstop/ApiCommandLineArguments.java b/main/src/main/java/org/onap/policy/api/main/startstop/ApiCommandLineArguments.java index 8073f7cd..47f004ea 100644 --- a/main/src/main/java/org/onap/policy/api/main/startstop/ApiCommandLineArguments.java +++ b/main/src/main/java/org/onap/policy/api/main/startstop/ApiCommandLineArguments.java @@ -1,6 +1,7 @@ /*- * ============LICENSE_START======================================================= * Copyright (C) 2018 Samsung Electronics Co., Ltd. All rights reserved. + * Modifications Copyright (C) 2021 Nordix Foundation. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -20,62 +21,21 @@ package org.onap.policy.api.main.startstop; -import java.io.File; -import java.io.PrintWriter; -import java.io.StringWriter; -import java.net.URL; -import java.util.Arrays; -import org.apache.commons.cli.CommandLine; -import org.apache.commons.cli.DefaultParser; -import org.apache.commons.cli.HelpFormatter; -import org.apache.commons.cli.Option; -import org.apache.commons.cli.Options; -import org.apache.commons.cli.ParseException; -import org.onap.policy.api.main.exception.PolicyApiException; import org.onap.policy.api.main.exception.PolicyApiRuntimeException; -import org.onap.policy.common.utils.resources.ResourceUtils; +import org.onap.policy.common.utils.cmd.CommandLineArgumentsHandler; +import org.onap.policy.common.utils.cmd.CommandLineException; +import org.onap.policy.common.utils.resources.MessageConstants; /** * This class reads and handles command line parameters for the policy api main program. */ -public class ApiCommandLineArguments { - private static final String FILE_MESSAGE_PREAMBLE = " file \""; - private static final int HELP_LINE_LENGTH = 120; - - // Apache Commons CLI options - private final Options options; - - // The command line options - private String configurationFilePath = null; +public class ApiCommandLineArguments extends CommandLineArgumentsHandler { /** - * Construct the options for the CLI editor. + * Construct the options for the CLI editor from super. */ public ApiCommandLineArguments() { - //@formatter:off - options = new Options(); - options.addOption(Option.builder("h") - .longOpt("help") - .desc("outputs the usage of this command") - .required(false) - .type(Boolean.class) - .build()); - options.addOption(Option.builder("v") - .longOpt("version") - .desc("outputs the version of policy api") - .required(false) - .type(Boolean.class) - .build()); - options.addOption(Option.builder("c") - .longOpt("config-file") - .desc("the full path to the configuration file to use, " - + "the configuration file must be a Json file containing the policy api parameters") - .hasArg() - .argName("CONFIG_FILE") - .required(false) - .type(String.class) - .build()); - //@formatter:on + super(Main.class.getName(), MessageConstants.POLICY_API); } /** @@ -84,154 +44,12 @@ public class ApiCommandLineArguments { * @param args The command line arguments */ public ApiCommandLineArguments(final String[] args) { - // Set up the options with the default constructor this(); - // Parse the arguments try { parse(args); - } catch (final PolicyApiException e) { + } catch (final CommandLineException e) { throw new PolicyApiRuntimeException("parse error on policy api parameters", e); } } - - /** - * Parse the command line options. - * - * @param args The command line arguments - * @return a string with a message for help and version, or null if there is no message - * @throws PolicyApiException on command argument errors - */ - public String parse(final String[] args) throws PolicyApiException { - // Clear all our arguments - setConfigurationFilePath(null); - - CommandLine commandLine = null; - try { - commandLine = new DefaultParser().parse(options, args); - } catch (final ParseException e) { - throw new PolicyApiException("invalid command line arguments specified : " + e.getMessage()); - } - - // Arguments left over after Commons CLI does its stuff - final String[] remainingArgs = commandLine.getArgs(); - - if (remainingArgs.length > 0 && commandLine.hasOption('c') || remainingArgs.length > 0) { - throw new PolicyApiException("too many command line arguments specified : " + Arrays.toString(args)); - } - - if (remainingArgs.length == 1) { - configurationFilePath = remainingArgs[0]; - } - - if (commandLine.hasOption('h')) { - return help(Main.class.getName()); - } - - if (commandLine.hasOption('v')) { - return version(); - } - - if (commandLine.hasOption('c')) { - setConfigurationFilePath(commandLine.getOptionValue('c')); - } - - return null; - } - - /** - * Validate the command line options. - * - * @throws PolicyApiException on command argument validation errors - */ - public void validate() throws PolicyApiException { - validateReadableFile("policy api configuration", configurationFilePath); - } - - /** - * Print version information for policy api. - * - * @return the version string - */ - public String version() { - return ResourceUtils.getResourceAsString("version.txt"); - } - - /** - * Print help information for policy api. - * - * @param mainClassName the main class name - * @return the help string - */ - public String help(final String mainClassName) { - final HelpFormatter helpFormatter = new HelpFormatter(); - final StringWriter stringWriter = new StringWriter(); - final PrintWriter printWriter = new PrintWriter(stringWriter); - - helpFormatter.printHelp(printWriter, HELP_LINE_LENGTH, mainClassName + " [options...]", "options", options, 0, - 0, ""); - - return stringWriter.toString(); - } - - /** - * Gets the configuration file path. - * - * @return the configuration file path - */ - public String getConfigurationFilePath() { - return configurationFilePath; - } - - /** - * Gets the full expanded configuration file path. - * - * @return the configuration file path - */ - public String getFullConfigurationFilePath() { - return ResourceUtils.getFilePath4Resource(getConfigurationFilePath()); - } - - /** - * Sets the configuration file path. - * - * @param configurationFilePath the configuration file path - */ - public void setConfigurationFilePath(final String configurationFilePath) { - this.configurationFilePath = configurationFilePath; - - } - - /** - * Check set configuration file path. - * - * @return true, if check set configuration file path - */ - public boolean checkSetConfigurationFilePath() { - return configurationFilePath != null && configurationFilePath.length() > 0; - } - - /** - * Validate readable file. - * - * @param fileTag the file tag - * @param fileName the file name - * @throws PolicyApiException on the file name passed as a parameter - */ - private void validateReadableFile(final String fileTag, final String fileName) throws PolicyApiException { - if (fileName == null || fileName.length() == 0) { - throw new PolicyApiException(fileTag + " file was not specified as an argument"); - } - - // The file name refers to a resource on the local file system - final URL fileUrl = ResourceUtils.getUrl4Resource(fileName); - if (fileUrl == null) { - throw new PolicyApiException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" does not exist"); - } - - final File theFile = new File(fileUrl.getPath()); - if (!theFile.exists()) { - throw new PolicyApiException(fileTag + FILE_MESSAGE_PREAMBLE + fileName + "\" does not exist"); - } - } } diff --git a/main/src/main/java/org/onap/policy/api/main/startstop/Main.java b/main/src/main/java/org/onap/policy/api/main/startstop/Main.java index c8bce6fa..36734f30 100644 --- a/main/src/main/java/org/onap/policy/api/main/startstop/Main.java +++ b/main/src/main/java/org/onap/policy/api/main/startstop/Main.java @@ -5,6 +5,7 @@ * Copyright (C) 2018 Samsung Electronics Co., Ltd. All rights reserved. * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. * Modifications Copyright (C) 2020 Bell Canada. All rights reserved. + * Modifications Copyright (C) 2021 Nordix Foundation. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -29,6 +30,7 @@ import org.onap.policy.api.main.exception.PolicyApiException; import org.onap.policy.api.main.exception.PolicyApiRuntimeException; import org.onap.policy.api.main.parameters.ApiParameterGroup; import org.onap.policy.api.main.parameters.ApiParameterHandler; +import org.onap.policy.common.utils.cmd.CommandLineException; import org.onap.policy.common.utils.resources.MessageConstants; import org.slf4j.Logger; import org.slf4j.LoggerFactory; @@ -79,7 +81,7 @@ public class Main { // Start the activator activator.initialize(); - } catch (final PolicyApiException e) { + } catch (final PolicyApiException | CommandLineException e) { throw new PolicyApiRuntimeException( String.format(MessageConstants.START_FAILURE_MSG, MessageConstants.POLICY_API), e); } diff --git a/main/src/test/java/org/onap/policy/api/main/parameters/TestApiParameterHandler.java b/main/src/test/java/org/onap/policy/api/main/parameters/TestApiParameterHandler.java index 34379085..5e1b7eb2 100644 --- a/main/src/test/java/org/onap/policy/api/main/parameters/TestApiParameterHandler.java +++ b/main/src/test/java/org/onap/policy/api/main/parameters/TestApiParameterHandler.java @@ -2,6 +2,7 @@ * ============LICENSE_START======================================================= * Copyright (C) 2018 Samsung Electronics Co., Ltd. All rights reserved. * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. + * Modifications Copyright (C) 2021 Nordix Foundation. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -31,6 +32,7 @@ import java.nio.file.Paths; import org.junit.Test; import org.onap.policy.api.main.exception.PolicyApiException; import org.onap.policy.api.main.startstop.ApiCommandLineArguments; +import org.onap.policy.common.utils.cmd.CommandLineException; /** * Class to perform unit test of ApiParameterHandler. @@ -38,7 +40,7 @@ import org.onap.policy.api.main.startstop.ApiCommandLineArguments; */ public class TestApiParameterHandler { @Test - public void testParameterHandlerNoParameterFile() throws PolicyApiException { + public void testParameterHandlerNoParameterFile() throws PolicyApiException, CommandLineException { final String[] noArgumentString = {"-c", "parameters/NoParameterFile.json"}; final ApiCommandLineArguments noArguments = new ApiCommandLineArguments(); noArguments.parse(noArgumentString); @@ -52,7 +54,7 @@ public class TestApiParameterHandler { } @Test - public void testParameterHandlerEmptyParameters() throws PolicyApiException { + public void testParameterHandlerEmptyParameters() throws PolicyApiException, CommandLineException { final String[] emptyArgumentString = {"-c", "parameters/EmptyParameters.json"}; final ApiCommandLineArguments emptyArguments = new ApiCommandLineArguments(); emptyArguments.parse(emptyArgumentString); @@ -66,7 +68,7 @@ public class TestApiParameterHandler { } @Test - public void testParameterHandlerBadParameters() throws PolicyApiException { + public void testParameterHandlerBadParameters() throws PolicyApiException, CommandLineException { final String[] badArgumentString = {"-c", "parameters/BadParameters.json"}; final ApiCommandLineArguments badArguments = new ApiCommandLineArguments(); badArguments.parse(badArgumentString); @@ -82,7 +84,7 @@ public class TestApiParameterHandler { } @Test - public void testParameterHandlerInvalidParameters() throws PolicyApiException { + public void testParameterHandlerInvalidParameters() throws PolicyApiException, CommandLineException { final String[] invalidArgumentString = {"-c", "parameters/InvalidParameters.json"}; final ApiCommandLineArguments invalidArguments = new ApiCommandLineArguments(); invalidArguments.parse(invalidArgumentString); @@ -98,7 +100,7 @@ public class TestApiParameterHandler { } @Test - public void testParameterHandlerNoParameters() throws PolicyApiException { + public void testParameterHandlerNoParameters() throws PolicyApiException, CommandLineException { final String[] noArgumentString = {"-c", "parameters/NoParameters.json"}; final ApiCommandLineArguments noArguments = new ApiCommandLineArguments(); noArguments.parse(noArgumentString); @@ -116,7 +118,7 @@ public class TestApiParameterHandler { } @Test - public void testParameterHandlerMinumumParameters() throws PolicyApiException { + public void testParameterHandlerMinumumParameters() throws PolicyApiException, CommandLineException { final String[] minArgumentString = {"-c", "parameters/MinimumParameters.json"}; final ApiCommandLineArguments minArguments = new ApiCommandLineArguments(); minArguments.parse(minArgumentString); @@ -125,7 +127,7 @@ public class TestApiParameterHandler { } @Test - public void testApiParameterGroup() throws PolicyApiException { + public void testApiParameterGroup() throws PolicyApiException, CommandLineException { final String[] apiConfigParameters = {"-c", "parameters/ApiConfigParameters_Https.json"}; final ApiCommandLineArguments arguments = new ApiCommandLineArguments(); arguments.parse(apiConfigParameters); @@ -135,7 +137,7 @@ public class TestApiParameterHandler { } @Test - public void testApiParameterGroup_InvalidName() throws PolicyApiException { + public void testApiParameterGroup_InvalidName() throws PolicyApiException, CommandLineException { final String[] apiConfigParameters = {"-c", "parameters/ApiConfigParameters_InvalidName.json"}; final ApiCommandLineArguments arguments = new ApiCommandLineArguments(); arguments.parse(apiConfigParameters); @@ -150,7 +152,8 @@ public class TestApiParameterHandler { } @Test - public void testApiParameterGroup_InvalidRestServerParameters() throws PolicyApiException, IOException { + public void testApiParameterGroup_InvalidRestServerParameters() + throws PolicyApiException, IOException, CommandLineException { final String[] apiConfigParameters = {"-c", "parameters/ApiConfigParameters_InvalidRestServerParameters.json"}; final ApiCommandLineArguments arguments = new ApiCommandLineArguments(); arguments.parse(apiConfigParameters); @@ -167,7 +170,7 @@ public class TestApiParameterHandler { } @Test - public void testApiVersion() throws PolicyApiException { + public void testApiVersion() throws PolicyApiException, CommandLineException { final String[] apiConfigParameters = {"-v"}; final ApiCommandLineArguments arguments = new ApiCommandLineArguments(); final String version = arguments.parse(apiConfigParameters); @@ -175,7 +178,7 @@ public class TestApiParameterHandler { } @Test - public void testApiHelp() throws PolicyApiException { + public void testApiHelp() throws PolicyApiException, CommandLineException { final String[] apiConfigParameters = {"-h"}; final ApiCommandLineArguments arguments = new ApiCommandLineArguments(); final String help = arguments.parse(apiConfigParameters); diff --git a/main/src/test/java/org/onap/policy/api/main/startstop/TestApiCommandLineArguments.java b/main/src/test/java/org/onap/policy/api/main/startstop/TestApiCommandLineArguments.java index 8adfacc5..8d3c42c9 100644 --- a/main/src/test/java/org/onap/policy/api/main/startstop/TestApiCommandLineArguments.java +++ b/main/src/test/java/org/onap/policy/api/main/startstop/TestApiCommandLineArguments.java @@ -3,6 +3,7 @@ * ONAP Policy API * ================================================================================ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved. + * Modifications Copyright (C) 2021 Nordix Foundation. * ================================================================================ * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -22,10 +23,10 @@ package org.onap.policy.api.main.startstop; +import static org.assertj.core.api.Assertions.assertThat; import static org.assertj.core.api.Assertions.assertThatThrownBy; import org.junit.Test; -import org.onap.policy.api.main.exception.PolicyApiException; import org.onap.policy.api.main.exception.PolicyApiRuntimeException; public class TestApiCommandLineArguments { @@ -33,38 +34,35 @@ public class TestApiCommandLineArguments { @Test(expected = PolicyApiRuntimeException.class) public void testApiCommandLineArgumentsStringArray() { - String [] args = {"---d"}; + String[] args = {"---d"}; new ApiCommandLineArguments(args); } @Test public void testNonExistentFileValidateReadableFile() { apiCmdArgs.setConfigurationFilePath("src/test/resources/filetest/nonexist.json "); - assertThatThrownBy( - apiCmdArgs::validate - ) - .isInstanceOf(PolicyApiException.class) - .hasMessageContaining("file \"src/test/resources/filetest/nonexist.json \" does not exist"); + assertThatThrownBy(apiCmdArgs::validate) + .hasMessageContaining("file \"src/test/resources/filetest/nonexist.json \" does not exist"); } @Test public void testEmptyFileNameValidateReadableFile() { apiCmdArgs.setConfigurationFilePath(""); - assertThatThrownBy( - apiCmdArgs::validate - ) - .isInstanceOf(PolicyApiException.class) - .hasMessageContaining("policy api configuration file was not specified as an argument"); + assertThatThrownBy(apiCmdArgs::validate) + .hasMessageContaining("policy-api configuration file was not specified as an argument"); } @Test public void testInvalidUrlValidateReadableFile() { apiCmdArgs.setConfigurationFilePath("src/test\\resources/filetest\\n"); - assertThatThrownBy( - apiCmdArgs::validate - ) - .isInstanceOf(PolicyApiException.class) - .hasMessageContaining( - "policy api configuration file \"src/test\\resources/filetest\\n\" does not exist"); + assertThatThrownBy(apiCmdArgs::validate).hasMessageContaining( + "policy-api configuration file \"src/test\\resources/filetest\\n\" does not exist"); + } + + @Test + public void testVersion() { + String[] testArgs = {"-v"}; + ApiCommandLineArguments cmdArgs = new ApiCommandLineArguments(testArgs); + assertThat(cmdArgs.version()).startsWith("ONAP Policy Framework Api Service"); } } -- cgit 1.2.3-korg