ruanwenjun commented on code in PR #921:
URL:
https://github.com/apache/incubator-eventmesh/pull/921#discussion_r900845159
##########
eventmesh-webhook/eventmesh-webhook-admin/src/main/java/org/apache/eventmesh/webhook/admin/FileWebHookConfigOperation.java:
##########
@@ -140,12 +117,50 @@ private WebHookConfig getWebHookConfigFromFile(File
webhookConfigFile) {
while ((line = br.readLine()) != null) {
fileContent += line;
}
- } catch (FileNotFoundException e) {
- e.printStackTrace();
} catch (IOException e) {
- e.printStackTrace();
+ logger.error("get webhook from file {} error",
webhookConfigFile.getPath(), e);
}
return JsonUtils.deserialize(fileContent, WebHookConfig.class);
}
+ private synchronized boolean writeToFile(File webhookConfigFile,
WebHookConfig webHookConfig) {
+ FileOutputStream fos = null;
+ BufferedWriter bw = null;
+ FileLock lock = null;
+ try {
+ fos = new FileOutputStream(webhookConfigFile);
+ bw = new BufferedWriter(new OutputStreamWriter(fos));
+ // lock this file
+ lock = fos.getChannel().lock();
+ bw.write(JsonUtils.serialize(webHookConfig));
+ } catch (IOException e) {
+ logger.error("write webhookConfig {} to file error",
webHookConfig.getCallbackPath());
+ return false;
+ } finally {
+ try {
+ if (fos != null) {
+ fos.close();
+ }
+ if (bw != null) {
+ bw.close();
+ }
+ if (lock != null) {
+ lock.release();
+ }
+ } catch (IOException e) {
+ logger.warn("writeToFile finally caught an
exception", e);
+ }
+ }
+ return true;
+ }
+
+ private String getWebhookConfigManuDir(WebHookConfig webHookConfig) {
+ return filePath + WebHookOperationConstant.FILE_SEPARATOR +
webHookConfig.getCloudEventName();
+ }
+
+ private String getWebhookConfigFilePath(WebHookConfig webHookConfig) {
+ return this.getWebhookConfigManuDir(webHookConfig) +
WebHookOperationConstant.FILE_SEPARATOR +
MD5Utils.md5Hex(webHookConfig.getCallbackPath(), "UTF_8") +
WebHookOperationConstant.FILE_EXTENSION;
Review Comment:
OK, if so, it's better to add comment in the method.
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