Example usage for org.apache.commons.imaging.util IoUtils getInputStreamBytes

Introduction

In this page you can find the example usage for org.apache.commons.imaging.util IoUtils getInputStreamBytes.

Prototype

public static byte[] getInputStreamBytes(InputStream is) throws IOException 

Source Link

Document

Reads an InputStream to the end.

Usage

From source file:ru.tiis.library.service.impl.GDriveService.java

public static boolean isCredentialValid(String gdRedirectUriHost) throws IOException {
    init();//from  w  ww.  ja v  a 2s .co  m

    GoogleAuthorizationCodeFlow flow = buildAuthorizationFlow();
    Credential currentCredential = flow.loadCredential("user");
    if (null == currentCredential) {
        return false;
    }

    boolean isCredentialValid = false;
    String tokenInfoURL = String.format("https://www.googleapis.com/oauth2/v1/tokeninfo?access_token=%s",
            currentCredential.getAccessToken());
    HttpResponse response = httpTransport.createRequestFactory().buildGetRequest(new GenericUrl(tokenInfoURL))
            .execute();
    System.out.println("Token info response: status=" + response.getStatusCode() + ", "
            + response.getStatusMessage() + ";\n content=" + response.getContent());

    // example response:
    //{
    //    "issued_to": "<client-app-id>",
    //    "audience": "<client-app-id>",
    //    "scope": "https://www.googleapis.com/auth/drive.file",
    //    "expires_in": 3433,
    //    "access_type": "online"
    //}

    if (response.isSuccessStatusCode()) {
        try {
            String responseContentString = new String(IoUtils.getInputStreamBytes(response.getContent()));

            JSONObject responseJson = JSONFactoryUtil.createJSONObject(responseContentString);
            String refreshToken = responseJson.getString("refresh_token");
            int expiresIn = responseJson.getInt("expires_in");

            if (refreshToken != null || expiresIn > 60) {
                isCredentialValid = true;
            }
        } catch (JSONException e) {
            log.error(e);
        }
    }

    return isCredentialValid;
}

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