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extract compareBytes method

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This commit is contained in:
Hannes Janetzek 2012-09-26 21:15:16 +02:00
parent 93d57c2577
commit 4fafce24b8
1 changed files with 21 additions and 9 deletions
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30
src/org/oscim/database/oscimap/MapDatabase.java
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@ -790,11 +790,11 @@ public class MapDatabase implements IMapDatabase {
if (first) {
// check only for OK
first = false;
int i = 0;
if (!compareBytes(buf, pos, end, RESPONSE_HTTP_OK, 15))
return -1;
for (; i < 15 && pos + i < end; i++)
if (buf[pos + i] != RESPONSE_HTTP_OK[i])
return -1;
// for (int i = 0; i < 15 && pos + i < end; i++)
// if (buf[pos + i] != RESPONSE_HTTP_OK[i])
} else if (end - pos == 1) {
// check empty line (header end)
@ -935,8 +935,20 @@ public class MapDatabase implements IMapDatabase {
return pos + i;
}
// //////////////////////////// Tile cache
// ////////////////////////////////////
private static boolean compareBytes(byte[] buffer, int position, int available,
byte[] string, int length) {
if (available - position < length)
return false;
for (int i = 0; i < length; i++)
if (buffer[position + i] != string[i])
return false;
return true;
}
// ///////////////////////// Tile cache /////////////////////////////////
private boolean cacheRead(Tile tile, File f) {
if (f.exists() && f.length() > 0) {
@ -946,7 +958,7 @@ public class MapDatabase implements IMapDatabase {
in = new FileInputStream(f);
mContentLenth = f.length();
Log.d(TAG, tile + " using cache: " + mContentLenth);
Log.d(TAG, tile + " - using cache: " + mContentLenth);
mInputStream = in;
decode();
@ -970,7 +982,7 @@ public class MapDatabase implements IMapDatabase {
private boolean cacheBegin(Tile tile, File f) {
if (USE_CACHE) {
try {
Log.d(TAG, "writing cache: " + tile);
Log.d(TAG, tile + " - writing cache");
mCacheFile = new FileOutputStream(f);
if (mReadPos > 0) {
@ -999,7 +1011,7 @@ public class MapDatabase implements IMapDatabase {
try {
mCacheFile.flush();
mCacheFile.close();
Log.d(TAG, tile + " cache written " + file.length());
Log.d(TAG, tile + " - cache written " + file.length());
} catch (IOException e) {
e.printStackTrace();
}