443 lines
10 KiB
Plaintext
443 lines
10 KiB
Plaintext
/***********************************************************************
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*
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* Copyright (C) 2006 Novell, Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; version 2.1
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* of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, Novell, Inc.
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*
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* To contact Novell about this file by physical or electronic mail,
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* you may find current contact information at www.novell.com.
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*
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* Author: Juan Carlos Luciani <jluciani@novell.com>
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*
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***********************************************************************/
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package InitConfigFile;
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import java.io.*;
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import java.util.*;
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/**
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* Summary description for Program
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*/
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public class Program
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{
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final static int ERROR_NO_ERROR = 0;
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final static int ERROR_INVALID_NUMBER_OF_PARAMS = -1;
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final static int ERROR_MISSING_TEMPLATE = -3;
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final static int ERROR_MISSING_TEMPLATE_FILE = -8;
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final static int ERROR_OUTPUT_PROPERTY_MISSING = -9;
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final static int ERROR_OUTPUT_COPY_FAILED = -12;
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final static int ERROR_IO_EXCEPTION = -13;
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final static int ERROR_MISSING_PROPERTIES = -15;
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final static int ERROR_UNABLE_TO_READ_PROPERTIES = -16;
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final static int ERROR_PROPERTIES_FILE_IS_EMPTY = -17;
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final static int ERROR_MISSING_INSTALL_DIR = -18;
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final static int ERROR_INSTALL_DIR_NOT_A_DIR = -19;
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final static int ERROR_BAD_INSTALL_DIR_PARAM = -20;
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final static int ERROR_BAD_PROPERTY_FILE_PARAM = -21;
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final static int ERROR_MISSING_PROPERTIES_FILE = -22;
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final static int ERROR_MISSING_INSTALL_DIR_PARAM = -23;
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final static int ERROR_MISSING_PROPERTY_FILE_PARAM = -24;
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final static int ERROR_BAD_TEMPLATE_FILE_PARAM = -25;
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final static int ERROR_BAD_OUTPUT_FILE_PARAM = -26;
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final static int ERROR_MISSING_TEMPLATE_FILE_PARAM = -27;
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final static int ERROR_MISSING_OUTPUT_FILE_PARAM = -28;
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final static int ERROR_BAD_PROPERTY_PARAM = -29;
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final static String TEMPLATE_FILE_PARAM = "template=";
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final static String OUTPUT_FILE_PARAM = "output=";
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final static String INSTALL_DIR_PARAM = "ATS_INSTALL_DIR=";
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final static String INSTALL_DIR_PROPERTY = "ATS_INSTALL_DIR";
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final static String PROPERTY_FILE_PARAM = "propertyfile=";
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Properties properties;
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File fileProperties;
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FileInputStream fisProperties;
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File fileTemplate;
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File fileOutput;
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File file;
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FileWriter fw;
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String[] rgsSearchFor;
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String[] rgsReplaceWith;
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String sInstallDir;
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String sTemplate;
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String sOutput;
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public static void main(String[] args)
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{
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Program p = new Program(args);
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}
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Program(String[] args)
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{
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int rc = ERROR_NO_ERROR;
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properties = new Properties();
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fileProperties = null;
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fisProperties = null;
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fileTemplate = null;
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fileOutput = null;
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try
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{
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file = new File("c:\\test.log");
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fw = new FileWriter(file);
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log("Here we go: " + args.length);
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for (int i = 0; i < args.length; i++)
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{
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log("Arg " + i + " = " + args[i]);
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}
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// Process the arguments
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if (ERROR_NO_ERROR == (rc = processArgs(args)))
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{
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// Process the properties
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if (ERROR_NO_ERROR == (rc = processProperties()))
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{
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rc = createOutputFile();
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}
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}
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}
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catch (IOException e)
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{
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rc = ERROR_IO_EXCEPTION;
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}
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finally
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{
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try
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{
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log("return code = " + rc);
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fw.flush();
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fw.close();
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}
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catch (Exception e1)
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{
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}
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}
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System.exit(rc);
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}
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int processArgs(String[] args)
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{
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String sProperties;
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File fileInstallDir = null;
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int i;
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int iEquals;
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String sKey;
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String sValue;
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// Validate the number of parameters
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if (args.length < 3)
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{
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return ERROR_INVALID_NUMBER_OF_PARAMS;
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}
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for (i = 0; i < args.length; i++)
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{
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log("arg[" + i + "] = " +args[i]);
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// is this the install dir param?
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if (args[i].startsWith(INSTALL_DIR_PARAM))
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{
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// Make sure it is more the the param tag
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if (args[i].length() <= INSTALL_DIR_PARAM.length())
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{
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return ERROR_BAD_INSTALL_DIR_PARAM;
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}
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sInstallDir = args[i].substring(INSTALL_DIR_PARAM.length()).trim();
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fileInstallDir = new File(sInstallDir);
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// Make sure the install dir can be found
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if (!fileInstallDir.exists())
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{
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return ERROR_MISSING_INSTALL_DIR;
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}
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// Make sure the install dir is a directory
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if (!fileInstallDir.isDirectory())
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{
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return ERROR_INSTALL_DIR_NOT_A_DIR;
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}
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properties.setProperty(INSTALL_DIR_PROPERTY, sInstallDir);
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}
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// is this the properties file param?
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else if (args[i].startsWith(PROPERTY_FILE_PARAM))
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{
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// Make sure it is more than the param tag
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if (args[i].length() <= PROPERTY_FILE_PARAM.length())
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{
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return ERROR_BAD_PROPERTY_FILE_PARAM;
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}
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sProperties = args[i].substring(PROPERTY_FILE_PARAM.length()).trim();
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fileProperties = new File(sProperties);
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// Make sure the properties file can be found
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if (!fileProperties.exists())
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{
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return ERROR_MISSING_PROPERTIES_FILE;
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}
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// Read the properties
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try
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{
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fisProperties = new FileInputStream(fileProperties);
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properties.load(fisProperties);
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}
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catch (IOException ioe)
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{
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return ERROR_UNABLE_TO_READ_PROPERTIES;
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}
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}
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else if (args[i].startsWith(TEMPLATE_FILE_PARAM))
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{
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// Make sure it is more than the param tag
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if (args[i].length() <= TEMPLATE_FILE_PARAM.length())
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{
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return ERROR_BAD_TEMPLATE_FILE_PARAM;
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}
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sTemplate = args[i].substring(TEMPLATE_FILE_PARAM.length()).trim();
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fileTemplate = new File(sTemplate);
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// Make sure the template file can be found
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if (!fileTemplate.exists())
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{
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log(ERROR_MISSING_TEMPLATE_FILE, sTemplate);
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return ERROR_MISSING_TEMPLATE_FILE;
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}
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}
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else if (args[i].startsWith(OUTPUT_FILE_PARAM))
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{
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// Make sure it is more than the param tag
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if (args[i].length() <= OUTPUT_FILE_PARAM.length())
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{
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return ERROR_BAD_OUTPUT_FILE_PARAM;
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}
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sOutput = args[i].substring(OUTPUT_FILE_PARAM.length()).trim();
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fileOutput = new File(sOutput);
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}
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// Handle additional parameters
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else
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{
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if (-1 == (iEquals = args[i].indexOf("=")) ||
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0 == iEquals ||
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args[i].length() == iEquals)
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{
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return ERROR_BAD_PROPERTY_PARAM;
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}
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sKey = args[i].substring(0, iEquals);
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sValue = args[i].substring(iEquals + 1);
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properties.setProperty(sKey, sValue);
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}
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}
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// Make sure we got an install dir
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if (null == fileInstallDir)
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{
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return ERROR_MISSING_INSTALL_DIR_PARAM;
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}
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// Make sure we got a template file
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if (null == fileTemplate)
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{
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return ERROR_MISSING_TEMPLATE_FILE_PARAM;
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}
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// Make sure we got an output file
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if (null == fileOutput)
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{
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return ERROR_MISSING_OUTPUT_FILE_PARAM;
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}
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// Note: the properties file parameter is optional
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return ERROR_NO_ERROR;
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}
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int processProperties()
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{
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try
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{
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Enumeration e;
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String sKey;
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String sValue;
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int i = 0;
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e = properties.propertyNames();
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rgsSearchFor = new String[properties.size()];
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rgsReplaceWith = new String[properties.size()];
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while (e.hasMoreElements())
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{
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sKey = (String)e.nextElement();
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sValue = (String)properties.get(sKey);
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log("Property key = " + sKey + " Value = " + sValue);
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rgsSearchFor[i] = sKey;
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rgsReplaceWith[i] = sValue;
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i++;
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}
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}
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catch (Exception ex1)
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{
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return -111;
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}
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return ERROR_NO_ERROR;
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}
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int createOutputFile()
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{
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LineNumberReader lnr = null;
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FileWriter fwOutput = null;
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String sLineTemplate;
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String sLineOutput;
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int iSearchFor;
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int i;
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try
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{
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// Open the files
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lnr = new LineNumberReader(new FileReader(fileTemplate));
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}
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catch (Exception e)
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{
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return -40;
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}
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try
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{
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fwOutput = new FileWriter(fileOutput);
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}
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catch (Exception e)
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{
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return -41;
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}
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try
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{
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// For each line of text in the template file...
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while (null != (sLineTemplate = lnr.readLine()))
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{
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sLineOutput = sLineTemplate;
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log("<-- " + sLineOutput);
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// For each term to be replaced...
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for (i = 0; i < rgsSearchFor.length; i++)
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{
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log("searching for " + rgsSearchFor[i]);
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// Replace all instances of the term on the line
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while (-1 != (iSearchFor = sLineOutput.indexOf(rgsSearchFor[i])))
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{
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log("replacing " + rgsSearchFor[i] + " at position " + iSearchFor + " with " + rgsReplaceWith[i]);
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sLineOutput = sLineOutput.substring(0, iSearchFor) + rgsReplaceWith[i] +
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sLineOutput.substring(iSearchFor + rgsSearchFor[i].length());
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}
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}
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try
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{
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fwOutput.write(sLineOutput + "\r\n");
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log("--> " + sLineOutput);
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}
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catch (Exception e)
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{
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return -42;
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}
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}
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// Clean up
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fwOutput.flush();
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fwOutput.close();
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lnr.close();
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}
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catch (Exception e)
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{
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return ERROR_OUTPUT_COPY_FAILED;
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}
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return ERROR_NO_ERROR;
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}
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void log(int err)
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{
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log(err, null);
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}
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void log(int err, String s)
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{
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String sMessage = "";
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switch (err)
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{
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case ERROR_NO_ERROR:
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sMessage = "No error";
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break;
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case ERROR_INVALID_NUMBER_OF_PARAMS:
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sMessage = "Invalid number of parameters: 4 expected";
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break;
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case ERROR_MISSING_TEMPLATE:
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sMessage = "Template file not found";
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break;
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// case ERROR_TEMPLATE_PROPERTY_MISSING:
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// sMessage = "Template file parameter missing";
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// break;
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case ERROR_OUTPUT_PROPERTY_MISSING:
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sMessage = "Output file parameter missing";
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break;
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case ERROR_OUTPUT_COPY_FAILED:
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sMessage = "Unable to create output file";
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break;
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case ERROR_IO_EXCEPTION:
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sMessage = "IOException";
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break;
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case ERROR_MISSING_PROPERTIES:
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sMessage = "Properties file not found";
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break;
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case ERROR_UNABLE_TO_READ_PROPERTIES:
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sMessage = "Unable to read properties file";
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break;
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default:
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sMessage = "Unknown error: " + err;
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break;
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}
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if (null != s)
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{
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sMessage = sMessage + s;
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}
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log(sMessage);
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}
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void log(String s)
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{
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try
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{
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fw.write(this.getClass().getName() + ": " + s + "\r\n");
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}
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catch (IOException ioe)
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{
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}
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}
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}
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