private String getNotModified(String dataId, CacheData cacheData, HttpMethod httpMethod) {
Header md5Header = httpMethod.getResponseHeader(Constants.CONTENT_MD5);
if (null == md5Header) {
throw new RuntimeException("RP_NO_CHANGE response not contain MD5");
}
String md5 = md5Header.getValue();
if (!cacheData.getMd5().equals(md5)) {
String lastMd5 = cacheData.getMd5();
cacheData.setMd5(Constants.NULL);
cacheData.setLastModifiedHeader(Constants.NULL);
throw new RuntimeException(
"MD5 verify error,DataID:["
+ dataId
+ "]MD5 last:["
+ lastMd5
+ "]MD5 current:["
+ md5
+ "]");
}
cacheData.setMd5(md5);
changeSpacingInterval(httpMethod);
if (log.isInfoEnabled()) {
log.info("DataId: " + dataId + ",not changed");
}
return null;
}
private String getSuccess(
String dataId, String group, CacheData cacheData, HttpMethod httpMethod) {
String configInfo = Constants.NULL;
configInfo = getContent(httpMethod);
if (null == configInfo) {
throw new RuntimeException("RP_OK configInfo is null");
}
Header md5Header = httpMethod.getResponseHeader(Constants.CONTENT_MD5);
if (null == md5Header) {
throw new RuntimeException("RP_OK not contain MD5, " + configInfo);
}
String md5 = md5Header.getValue();
if (!checkContent(configInfo, md5)) {
throw new RuntimeException(
"MD5 verify error,DataID:["
+ dataId
+ "]ConfigInfo:["
+ configInfo
+ "]MD5:["
+ md5
+ "]");
}
Header lastModifiedHeader = httpMethod.getResponseHeader(Constants.LAST_MODIFIED);
if (null == lastModifiedHeader) {
throw new RuntimeException("RP_OK result not contain lastModifiedHeader");
}
String lastModified = lastModifiedHeader.getValue();
cacheData.setMd5(md5);
cacheData.setLastModifiedHeader(lastModified);
changeSpacingInterval(httpMethod);
String key = makeCacheKey(dataId, group);
contentCache.put(key, configInfo);
StringBuilder buf = new StringBuilder();
buf.append("dataId=").append(dataId);
buf.append(" ,group=").append(group);
buf.append(" ,content=").append(configInfo);
dataLog.info(buf.toString());
return configInfo;
}
