String getContent(HttpMethod httpMethod) {
StringBuilder contentBuilder = new StringBuilder();
if (isZipContent(httpMethod)) {
InputStream is = null;
GZIPInputStream gzin = null;
InputStreamReader isr = null;
BufferedReader br = null;
try {
is = httpMethod.getResponseBodyAsStream();
gzin = new GZIPInputStream(is);
isr =
new InputStreamReader(
gzin,
((HttpMethodBase) httpMethod).getResponseCharSet()); // ���ö�ȡ���ı����ʽ���Զ������
br = new BufferedReader(isr);
char[] buffer = new char[4096];
int readlen = -1;
while ((readlen = br.read(buffer, 0, 4096)) != -1) {
contentBuilder.append(buffer, 0, readlen);
}
} catch (Exception e) {
log.error("Unzip fail", e);
} finally {
try {
br.close();
} catch (Exception e1) {
// ignore
}
try {
isr.close();
} catch (Exception e1) {
// ignore
}
try {
gzin.close();
} catch (Exception e1) {
// ignore
}
try {
is.close();
} catch (Exception e1) {
// ignore
}
}
} else {
String content = null;
try {
content = httpMethod.getResponseBodyAsString();
} catch (Exception e) {
log.error("Fetch config error:", e);
}
if (null == content) {
return null;
}
contentBuilder.append(content);
}
return contentBuilder.toString();
}
/*
* (non-Javadoc)
* @see org.jasig.portlet.weather.dao.IWeatherDao#find(java.lang.String)
*/
public Collection<Location> find(String location) {
final String url =
FIND_URL
.replace("@KEY@", key)
.replace("@QUERY@", QuietUrlCodec.encode(location, Constants.URL_ENCODING));
HttpMethod getMethod = new GetMethod(url);
InputStream inputStream = null;
try {
// Execute the method.
int statusCode = httpClient.executeMethod(getMethod);
if (statusCode != HttpStatus.SC_OK) {
final String statusText = getMethod.getStatusText();
throw new DataRetrievalFailureException(
"get of '"
+ url
+ "' failed with status '"
+ statusCode
+ "' due to '"
+ statusText
+ "'");
}
// Read the response body
inputStream = getMethod.getResponseBodyAsStream();
List<Location> locations = deserializeSearchResults(inputStream);
return locations;
} catch (HttpException e) {
throw new RuntimeException(
"http protocol exception while getting data from weather service from: " + url, e);
} catch (IOException e) {
throw new RuntimeException(
"IO exception while getting data from weather service from: " + url, e);
} catch (JAXBException e) {
throw new RuntimeException(
"Parsing exception while getting data from weather service from: " + url, e);
} finally {
// try to close the inputstream
IOUtils.closeQuietly(inputStream);
// release the connection
getMethod.releaseConnection();
}
}
protected Object getAndDeserialize(String url, TemperatureUnit unit) {
HttpMethod getMethod = new GetMethod(url);
InputStream inputStream = null;
try {
// Execute the method.
int statusCode = httpClient.executeMethod(getMethod);
if (statusCode != HttpStatus.SC_OK) {
final String statusText = getMethod.getStatusText();
throw new DataRetrievalFailureException(
"get of '"
+ url
+ "' failed with status '"
+ statusCode
+ "' due to '"
+ statusText
+ "'");
}
// Read the response body
inputStream = getMethod.getResponseBodyAsStream();
Weather weather = deserializeWeatherResult(inputStream, unit);
return weather;
} catch (HttpException e) {
throw new RuntimeException(
"http protocol exception while getting data from weather service from: " + url, e);
} catch (IOException e) {
throw new RuntimeException(
"IO exception while getting data from weather service from: " + url, e);
} catch (JAXBException e) {
throw new RuntimeException(
"Parsing exception while getting data from weather service from: " + url, e);
} catch (ParseException e) {
throw new RuntimeException(
"Parsing exception while getting data from weather service from: " + url, e);
} finally {
// try to close the inputstream
IOUtils.closeQuietly(inputStream);
// release the connection
getMethod.releaseConnection();
}
}
