[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[],[],null,["# Interface HttpBackOffUnsuccessfulResponseHandler.BackOffRequired (2.0.0)\n\nVersion latestkeyboard_arrow_down\n\n- [2.0.0 (latest)](/java/docs/reference/google-http-client/latest/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.47.1](/java/docs/reference/google-http-client/1.47.1/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.46.3](/java/docs/reference/google-http-client/1.46.3/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.45.3](/java/docs/reference/google-http-client/1.45.3/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.44.2](/java/docs/reference/google-http-client/1.44.2/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.43.2](/java/docs/reference/google-http-client/1.43.2/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.42.3](/java/docs/reference/google-http-client/1.42.3/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired)\n- [1.41.8](/java/docs/reference/google-http-client/1.41.8/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired) \n\n public static interface HttpBackOffUnsuccessfulResponseHandler.BackOffRequired\n\n[Beta](/java/docs/reference/google-http-client/latest/com.google.api.client.util.Beta) \n\nInterface which defines if back-off is required based on an abnormal [HttpResponse](/java/docs/reference/google-http-client/latest/com.google.api.client.http.HttpResponse).\n\nStatic Fields\n-------------\n\n### ALWAYS\n\n public static final HttpBackOffUnsuccessfulResponseHandler.BackOffRequired ALWAYS\n\nBack-off required implementation which returns `true` to every [#isRequired(HttpResponse)](/java/docs/reference/google-http-client/latest/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired#com_google_api_client_http_HttpBackOffUnsuccessfulResponseHandler_BackOffRequired_isRequired_com_google_api_client_http_HttpResponse_) call.\n\n### ON_SERVER_ERROR\n\n public static final HttpBackOffUnsuccessfulResponseHandler.BackOffRequired ON_SERVER_ERROR\n\nBack-off required implementation which its [#isRequired(HttpResponse)](/java/docs/reference/google-http-client/latest/com.google.api.client.http.HttpBackOffUnsuccessfulResponseHandler.BackOffRequired#com_google_api_client_http_HttpBackOffUnsuccessfulResponseHandler_BackOffRequired_isRequired_com_google_api_client_http_HttpResponse_) returns `\ntrue` if a server error occurred (5xx).\n\nMethods\n-------\n\n### isRequired(HttpResponse response)\n\n public abstract boolean isRequired(HttpResponse response)\n\nInvoked when an abnormal response is received and determines if back-off is required."]]
