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| package org.ini4j; |
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| |
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| class Convert |
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| { |
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132
| protected static String escape(String line)
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| { |
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132
| int len = line.length();
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132
| StringBuilder buffer = new StringBuilder(len*2);
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| |
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132
| for(int i = 0 ; i < len; i++)
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| { |
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1013
| char c = line.charAt(i);
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1013
| int idx = "\\\t\n\f".indexOf(c);
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| |
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1013
| if ( idx >= 0 )
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| { |
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3
| buffer.append('\\');
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3
| buffer.append( "\\tnf".charAt(idx));
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| } |
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| else |
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| { |
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1010
| if ((c < 0x0020) || (c > 0x007e))
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| { |
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1
| buffer.append("\\u");
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1
| buffer.append(Integer.toHexString(c));
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| } |
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| else |
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| { |
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1009
| buffer.append(c);
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| } |
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| } |
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| } |
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132
| return buffer.toString();
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| } |
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| |
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1302
| protected static String unescape(String line)
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| { |
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1302
| int n = line.length();
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1302
| StringBuilder buffer = new StringBuilder(n);
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| |
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1302
| for(int i = 0; i < n; )
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| { |
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11086
| char c = line.charAt(i++);
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| |
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11086
| if ( c == '\\' )
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| { |
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8
| c = line.charAt(i++);
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| |
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8
| if ( c == 'u' )
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| { |
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4
| try
|
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| { |
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4
| c = (char) Integer.parseInt(line.substring(i,i+=4), 16);
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| } |
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| catch (RuntimeException x) |
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| { |
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1
| throw new IllegalArgumentException("Malformed \\uxxxx encoding.");
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| } |
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| } |
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| else |
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| { |
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4
| int idx = "\\tnf".indexOf(c);
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| |
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4
| if ( idx >= 0 )
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| { |
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3
| c = "\\\t\n\f".charAt(idx);
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| } |
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| } |
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| } |
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| |
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11085
| buffer.append(c);
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| } |
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| |
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1301
| return buffer.toString();
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| } |
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| } |