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Don't trust File.length()

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This commit is contained in:
snowleo 2013-05-03 01:26:51 +02:00
parent c62f762724
commit ddb3b13931
1 changed files with 14 additions and 2 deletions
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16
Essentials/src/com/earth2me/essentials/EssentialsConf.java
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@ -114,14 +114,26 @@ public class EssentialsConf extends YamlConfiguration
final FileInputStream inputStream = new FileInputStream(configFile);
try
{
final ByteBuffer buffer = ByteBuffer.allocate((int)configFile.length());
long startSize = configFile.length();
if (startSize > Integer.MAX_VALUE) {
throw new InvalidConfigurationException("File too big");
}
ByteBuffer buffer = ByteBuffer.allocate((int)startSize);
int length;
while ((length = inputStream.read(bytebuffer)) != -1)
{
if (length > buffer.remaining()) {
ByteBuffer resize = ByteBuffer.allocate(buffer.capacity()+length-buffer.remaining());
int resizePosition = buffer.position();
buffer.rewind();
resize.put(buffer);
resize.position(resizePosition);
buffer = resize;
}
buffer.put(bytebuffer, 0, length);
}
buffer.rewind();
final CharBuffer data = CharBuffer.allocate((int)configFile.length());
final CharBuffer data = CharBuffer.allocate(buffer.capacity());
CharsetDecoder decoder = UTF8.newDecoder();
CoderResult result = decoder.decode(buffer, data, true);
if (result.isError())