/* ====================================================================
|
Licensed to the Apache Software Foundation (ASF) under one or more
|
contributor license agreements. See the NOTICE file distributed with
|
this work for Additional information regarding copyright ownership.
|
The ASF licenses this file to You 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.
|
==================================================================== */
|
|
/* ================================================================
|
* About NPOI
|
* Author: Tony Qu
|
* Author's email: tonyqus (at) gmail.com
|
* Author's Blog: tonyqus.wordpress.com.cn (wp.tonyqus.cn)
|
* HomePage: http://www.codeplex.com/npoi
|
* Contributors:
|
*
|
* ==============================================================*/
|
using System;
|
using System.Text;
|
using System.IO;
|
using System.Collections;
|
|
namespace HH.WMS.Utils.NPOI.Util.Collections
|
{
|
/// <summary>
|
/// This class comes from Java
|
/// </summary>
|
public class Properties
|
{
|
private Hashtable _col;
|
private const string whiteSpaceChars = " \t\r\n\f";
|
private const string keyValueSeparators = "=: \t\r\n\f";
|
private const string strictKeyValueSeparators = "=:";
|
|
/// <summary>
|
/// Initializes a new instance of the <see cref="Properties"/> class.
|
/// </summary>
|
public Properties()
|
{
|
_col = new Hashtable();
|
}
|
|
/// <summary>
|
/// Removes the specified key.
|
/// </summary>
|
/// <param name="key">The key.</param>
|
/// <returns></returns>
|
public string Remove(string key) {
|
string retval = (string)_col[key];
|
_col.Remove(key);
|
return retval;
|
}
|
|
/// <summary>
|
/// Gets the enumerator.
|
/// </summary>
|
/// <returns></returns>
|
public IEnumerator GetEnumerator() {
|
return _col.GetEnumerator();
|
}
|
|
/// <summary>
|
/// Determines whether the specified key contains key.
|
/// </summary>
|
/// <param name="key">The key.</param>
|
/// <returns>
|
/// <c>true</c> if the specified key contains key; otherwise, <c>false</c>.
|
/// </returns>
|
public bool ContainsKey(string key) {
|
return _col.ContainsKey(key);
|
}
|
|
/// <summary>
|
/// Adds the specified key.
|
/// </summary>
|
/// <param name="key">The key.</param>
|
/// <param name="value">The value.</param>
|
public virtual void Add(string key, string value) {
|
_col[key] = value;
|
}
|
|
public void AddAll(Properties col) {
|
foreach (string itm in col.Keys) {
|
_col[itm] = col[itm];
|
}
|
}
|
|
/// <summary>
|
/// Gets the count.
|
/// </summary>
|
/// <value>The count.</value>
|
public int Count {
|
get {
|
return _col.Count;
|
}
|
}
|
|
/// <summary>
|
/// Gets or sets the <see cref="System.String"/> with the specified key.
|
/// </summary>
|
/// <value></value>
|
public virtual string this[string key] {
|
get {
|
return (string)_col[key];
|
}
|
|
set {
|
_col[key] = value;
|
}
|
}
|
|
/// <summary>
|
/// Gets the keys.
|
/// </summary>
|
/// <value>The keys.</value>
|
public ICollection Keys {
|
get {
|
return _col.Keys;
|
}
|
}
|
|
/// <summary>
|
/// Clears this instance.
|
/// </summary>
|
public void Clear() {
|
_col.Clear();
|
}
|
|
/// <summary>
|
/// Loads the specified in stream.
|
/// </summary>
|
/// <param name="inStream">The in stream.</param>
|
public void Load(Stream inStream) {
|
StreamReader inp = new StreamReader(inStream, Encoding.GetEncoding(1252));
|
while (true) {
|
// Get next line
|
String line = inp.ReadLine();
|
if (line == null)
|
return;
|
|
if (line.Length > 0) {
|
|
// Find start of key
|
int len = line.Length;
|
int keyStart;
|
for (keyStart=0; keyStart<len; keyStart++)
|
if (whiteSpaceChars.IndexOf(line[keyStart]) == -1)
|
break;
|
|
// Blank lines are ignored
|
if (keyStart == len)
|
continue;
|
|
// Continue lines that end in slashes if they are not comments
|
char firstChar = line[keyStart];
|
if ((firstChar != '#') && (firstChar != '!')) {
|
while (ContinueLine(line)) {
|
String nextLine = inp.ReadLine();
|
if (nextLine == null)
|
nextLine = "";
|
String loppedLine = line.Substring(0, len-1);
|
// Advance beyond whitespace on new line
|
int startIndex;
|
for (startIndex=0; startIndex<nextLine.Length; startIndex++)
|
if (whiteSpaceChars.IndexOf(nextLine[startIndex]) == -1)
|
break;
|
nextLine = nextLine.Substring(startIndex,nextLine.Length - startIndex);
|
line = loppedLine+nextLine;
|
len = line.Length;
|
}
|
|
// Find separation between key and value
|
int separatorIndex;
|
for (separatorIndex=keyStart; separatorIndex<len; separatorIndex++) {
|
char currentChar = line[separatorIndex];
|
if (currentChar == '\\')
|
separatorIndex++;
|
else if (keyValueSeparators.IndexOf(currentChar) != -1)
|
break;
|
}
|
|
// Skip over whitespace after key if any
|
int valueIndex;
|
for (valueIndex=separatorIndex; valueIndex<len; valueIndex++)
|
if (whiteSpaceChars.IndexOf(line[valueIndex]) == -1)
|
break;
|
|
// Skip over one non whitespace key value separators if any
|
if (valueIndex < len)
|
if (strictKeyValueSeparators.IndexOf(line[valueIndex]) != -1)
|
valueIndex++;
|
|
// Skip over white space after other separators if any
|
while (valueIndex < len) {
|
if (whiteSpaceChars.IndexOf(line[valueIndex]) == -1)
|
break;
|
valueIndex++;
|
}
|
String key = line.Substring(keyStart, separatorIndex - keyStart);
|
String value = (separatorIndex < len) ? line.Substring(valueIndex, len - valueIndex) : "";
|
|
// Convert then store key and value
|
key = LoadConvert(key);
|
value = LoadConvert(value);
|
Add(key, value);
|
}
|
}
|
}
|
}
|
|
/// <summary>
|
/// Loads the convert.
|
/// </summary>
|
/// <param name="theString">The string.</param>
|
/// <returns></returns>
|
/// <remarks>
|
/// Converts encoded \uxxxx to unicode chars
|
/// and changes special saved chars to their original forms
|
/// </remarks>
|
private String LoadConvert(String theString) {
|
char aChar;
|
int len = theString.Length;
|
StringBuilder outBuffer = new StringBuilder(len);
|
|
for (int x=0; x<len; ) {
|
aChar = theString[x++];
|
if (aChar == '\\') {
|
aChar = theString[x++];
|
if (aChar == 'u') {
|
// Read the xxxx
|
int value=0;
|
for (int i=0; i<4; i++) {
|
aChar = theString[x++];
|
switch (aChar) {
|
case '0': case '1': case '2': case '3': case '4':
|
case '5': case '6': case '7': case '8': case '9':
|
value = (value << 4) + aChar - '0';
|
break;
|
case 'a': case 'b': case 'c':
|
case 'd': case 'e': case 'f':
|
value = (value << 4) + 10 + aChar - 'a';
|
break;
|
case 'A': case 'B': case 'C':
|
case 'D': case 'E': case 'F':
|
value = (value << 4) + 10 + aChar - 'A';
|
break;
|
default:
|
throw new ArgumentException(
|
"Malformed \\uxxxx encoding.");
|
}
|
}
|
outBuffer.Append((char)value);
|
} else {
|
if (aChar == 't') aChar = '\t';
|
else if (aChar == 'r') aChar = '\r';
|
else if (aChar == 'n') aChar = '\n';
|
else if (aChar == 'f') aChar = '\f';
|
outBuffer.Append(aChar);
|
}
|
} else
|
outBuffer.Append(aChar);
|
}
|
return outBuffer.ToString();
|
}
|
|
/// <summary>
|
/// Continues the line.
|
/// </summary>
|
/// <param name="line">The line.</param>
|
/// <returns></returns>
|
private bool ContinueLine(String line) {
|
int slashCount = 0;
|
int index = line.Length - 1;
|
while ((index >= 0) && (line[index--] == '\\'))
|
slashCount++;
|
return (slashCount % 2 == 1);
|
}
|
}
|
}
|
