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cleanup: LwHttp

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This commit is contained in:
Hannes Janetzek 2014-04-03 16:08:51 +02:00
parent 0b82df4c21
commit cb5de5135f
1 changed files with 15 additions and 39 deletions
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54
vtm/src/org/oscim/tiling/source/LwHttp.java
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@ -34,7 +34,7 @@ import org.slf4j.LoggerFactory;
/**
* Lightweight HTTP connection for tile loading. Does not do redirects,
* https, full header parsing or stuff.
* https, full header parsing or other stuff.
*/
public class LwHttp implements HttpEngine {
static final Logger log = LoggerFactory.getLogger(LwHttp.class);
@ -81,7 +81,7 @@ public class LwHttp implements HttpEngine {
String host = url.getHost();
String path = url.getPath();
log.debug("open database: " + host + " " + port + " " + path);
//log.debug("open database: {} {} {}", host, port, path);
REQUEST_GET_START = ("GET " + path).getBytes();
@ -104,10 +104,6 @@ public class LwHttp implements HttpEngine {
mRequestBuffer, 0, REQUEST_GET_START.length);
}
// TODO:
// to avoid a copy in PbfDecoder one could manage the buffer
// array directly and provide access to it.
static class Buffer extends BufferedInputStream {
static final class Buffer extends BufferedInputStream {
OutputStream cache;
int bytesRead = 0;
@ -203,9 +199,6 @@ public class LwHttp implements HttpEngine {
if (data >= 0)
bytesRead += 1;
//if (dbg)
// log.debug("read {} {}", bytesRead, contentLength);
if (cache != null && bytesRead > bytesWrote) {
bytesWrote = bytesRead;
cache.write(data);
@ -280,27 +273,21 @@ public class LwHttp implements HttpEngine {
break;
}
if (!ok) {
/* ignore until end of header */
} else if (first) {
first = false;
/* check only for OK ("HTTP/1.? ".length == 9) */
if (!check(HEADER_HTTP_OK, buf, pos + 9, end))
ok = false;
if (ok) {
if (first) {
first = false;
/* check only for OK ("HTTP/1.? ".length == 9) */
if (!check(HEADER_HTTP_OK, buf, pos + 9, end))
ok = false;
} else if (check(HEADER_CONTENT_LENGTH, buf, pos, end)) {
/* parse Content-Length */
contentLength = parseInt(buf, pos +
HEADER_CONTENT_LENGTH.length + 2, end - 1);
} else if (check(HEADER_CONNECTION_CLOSE, buf, pos, end)) {
mMustClose = true;
} else if (check(HEADER_CONTENT_LENGTH, buf, pos, end)) {
/* parse Content-Length */
contentLength = parseInt(buf, pos +
HEADER_CONTENT_LENGTH.length + 2, end - 1);
} else if (check(HEADER_CONNECTION_CLOSE, buf, pos, end)) {
mMustClose = true;
}
}
//} else if (check(HEADER_CONTENT_TYPE, buf, pos, end)) {
// check that response contains the expected
// Content-Type
//if (!check(mContentType, buf, pos +
// HEADER_CONTENT_TYPE.length + 2, end))
// ok = false;
if (!ok || dbg) {
String line = new String(buf, pos, end - pos - 1);
@ -423,15 +410,6 @@ public class LwHttp implements HttpEngine {
mResponseStream.setCache(null);
if (!mResponseStream.finishedReading()) {
// StringBuffer sb = new StringBuffer();
// try {
// int val;
// while ((val = mResponseStream.read()) >= 0)
// sb.append((char) val);
// } catch (IOException e) {
//
// }
//log.debug("invalid buffer position {}", sb.toString());
log.debug("invalid buffer position");
close();
return true;
@ -491,8 +469,6 @@ public class LwHttp implements HttpEngine {
}
/**
* Write tile url - the low level, no-allocations method,
*
* @param tile the Tile
* @param buf to write url string
* @param pos current position