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/*
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* Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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package com.nokia.helium.checktools;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.Properties;
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/**
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* HeliumToolsCheckerMain is the main class which is used to trigger the checking of basic tools
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* required by the Helium.
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*
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* Note: HeliumToolsCheckerMain requires a '-config' parameter to be passed as the argument. The
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* config parameter should be followed by a valid location of the configuration file.
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*
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*/
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public final class HeliumToolsCheckerMain {
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private Properties configuration;
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private CheckEngine checkEngine;
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/**
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* Create an instance of HeliumToolsCheckerMain.
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*
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* @param configFile is the config file to read.
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*/
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private HeliumToolsCheckerMain(String configFile) {
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loadConfiguration(configFile);
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checkEngine = new CheckEngine(configuration);
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}
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/**
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* Check ant version.
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*
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*/
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private void checkAnt() {
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try {
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checkEngine.verifyAntVersion();
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} catch (CheckToolException e) {
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println("*** Error: " + e.getMessage());
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}
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}
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/**
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* Check python version.
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*/
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private void checkPython() {
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try {
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checkEngine.verifyPythonVersion();
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} catch (CheckToolException e) {
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println("*** Error: " + e.getMessage());
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}
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}
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/**
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* Method to check whether the tool check failed or not.
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*
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* @return true, if the tool check failed with errors; otherwise false.
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*/
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private boolean checkFailed() {
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return checkEngine.getErrorCount() > 0;
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}
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/**
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* Method loads the configuration details from the given file.
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*
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* @param configFile is the configuration file to be loaded.
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*/
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private void loadConfiguration(String configFile) {
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try {
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configuration = new Properties();
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configuration.load(new FileInputStream(configFile));
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} catch (IOException th) {
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println("Error occured while loading config file: " + configFile);
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System.exit(-1);
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}
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}
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/**
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* Main method to trigger tool check.
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*
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* @param args contains command line arguments passed.
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* @throws Exception
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*/
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public static void main(String[] args) throws Exception {
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String configFile = null;
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// check for configuration file
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if (args.length == 2 && args[0].equalsIgnoreCase("-config")) {
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if (args[1] == null || (args[1] != null && args[1].trim().isEmpty())) {
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println("*** Error: Parameter '-config' not set for HeliumToolsCheckerMain");
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System.exit(-1);
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}
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configFile = args[1];
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}
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if (configFile != null) {
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HeliumToolsCheckerMain checkerMain = new HeliumToolsCheckerMain(configFile);
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checkerMain.checkAnt();
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checkerMain.checkPython();
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if (checkerMain.checkFailed()) {
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System.exit(-1);
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}
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}
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else {
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println("*** Error: Missing '-config' argument for HeliumToolsCheckerMain");
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println("Usage: java [main-class-name] -config [location of configuration file]");
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println("Example: java com.nokia.helium.checktools.HeliumToolsCheckerMain -config \"config/helium.basic.tools.config\"");
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System.exit(-1);
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}
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}
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@SuppressWarnings("PMD.SystemPrintln")
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public static void println(String text) {
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System.out.println(text);
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}
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}
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