1 /*

     2  * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 #include "PropertyFile.h"

    27 

    28 #include "Helpers.h"

    29 #include "FilePath.h"

    30 

    31 #include <string>

    32 

    33 

    34 PropertyFile::PropertyFile(void) : IPropertyContainer() {

    35     FReadOnly = false;

    36     FModified = false;

    37 }

    38 

    39 PropertyFile::PropertyFile(const TString FileName) : IPropertyContainer() {

    40     FReadOnly = true;

    41     FModified = false;

    42     LoadFromFile(FileName);

    43 }

    44 

    45 PropertyFile::PropertyFile(OrderedMap<TString, TString> Value) {

    46     FData.Append(Value);

    47 }

    48 

    49 PropertyFile::PropertyFile(PropertyFile &Value) {

    50     FData = Value.FData;

    51     FReadOnly = Value.FReadOnly;

    52     FModified = Value.FModified;

    53 }

    54 

    55 PropertyFile::~PropertyFile(void) {

    56     FData.Clear();

    57 }

    58 

    59 void PropertyFile::SetModified(bool Value) {

    60     FModified = Value;

    61 }

    62 

    63 bool PropertyFile::IsModified() {

    64     return FModified;

    65 }

    66 

    67 bool PropertyFile::GetReadOnly() {

    68     return FReadOnly;

    69 }

    70 

    71 void PropertyFile::SetReadOnly(bool Value) {

    72     FReadOnly = Value;

    73 }

    74 

    75 bool PropertyFile::LoadFromFile(const TString FileName) {

    76     bool result = false;

    77     Platform& platform = Platform::GetInstance();

    78 

    79     std::list<TString> contents = platform.LoadFromFile(FileName);

    80 

    81     if (contents.empty() == false) {

    82         for (std::list<TString>::const_iterator iterator = contents.begin();

    83                 iterator != contents.end(); iterator++) {

    84             TString line = *iterator;

    85             TString name;

    86             TString value;

    87 

    88             if (Helpers::SplitOptionIntoNameValue(line, name, value) == true) {

    89                 FData.Append(name, value);

    90             }

    91         }

    92 

    93         SetModified(false);

    94         result = true;

    95     }

    96 

    97     return result;

    98 }

    99 

   100 bool PropertyFile::SaveToFile(const TString FileName, bool ownerOnly) {

   101     bool result = false;

   102 

   103     if (GetReadOnly() == false && IsModified()) {

   104         std::list<TString> contents;

   105         std::vector<TString> keys = FData.GetKeys();

   106 

   107         for (size_t index = 0; index < keys.size(); index++) {

   108             TString name = keys[index];

   109 

   110             try {

   111                 TString value;// = FData[index];

   112 

   113                 if (FData.GetValue(name, value) == true) {

   114                     TString line = name + _T('=') + value;

   115                     contents.push_back(line);

   116                 }

   117             }

   118             catch (std::out_of_range &) {

   119             }

   120         }

   121 

   122         Platform& platform = Platform::GetInstance();

   123         platform.SaveToFile(FileName, contents, ownerOnly);

   124 

   125         SetModified(false);

   126         result = true;

   127     }

   128 

   129     return result;

   130 }

   131 

   132 bool PropertyFile::GetValue(const TString Key, TString& Value) {

   133     return FData.GetValue(Key, Value);

   134 }

   135 

   136 bool PropertyFile::SetValue(const TString Key, TString Value) {

   137     bool result = false;

   138 

   139     if (GetReadOnly() == false) {

   140         FData.SetValue(Key, Value);

   141         SetModified(true);

   142         result = true;

   143     }

   144 

   145     return result;

   146 }

   147 

   148 bool PropertyFile::RemoveKey(const TString Key) {

   149     bool result = false;

   150 

   151     if (GetReadOnly() == false) {

   152         result = FData.RemoveByKey(Key);

   153 

   154         if (result == true) {

   155             SetModified(true);

   156         }

   157     }

   158 

   159     return result;

   160 }

   161 

   162 size_t PropertyFile::GetCount() {

   163     return FData.Count();

   164 }

   165 

   166 OrderedMap<TString, TString> PropertyFile::GetData() {

   167     return FData;

   168 }