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UpdateCourse.java
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UpdateCourse.java
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// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// [START classroom_update_course]
import com.google.api.client.googleapis.javanet.GoogleNetHttpTransport;
import com.google.api.client.googleapis.json.GoogleJsonError;
import com.google.api.client.googleapis.json.GoogleJsonResponseException;
import com.google.api.client.http.javanet.NetHttpTransport;
import com.google.api.client.json.gson.GsonFactory;
import com.google.api.services.classroom.Classroom;
import com.google.api.services.classroom.ClassroomScopes;
import com.google.api.services.classroom.model.Course;
import java.io.IOException;
import java.security.GeneralSecurityException;
import java.util.ArrayList;
import java.util.Arrays;
/* Class to demonstrate the use of Classroom Update Course API */
public class UpdateCourse {
/* Scopes required by this API call. If modifying these scopes, delete your previously saved
tokens/ folder. */
static ArrayList<String> SCOPES =
new ArrayList<>(Arrays.asList(ClassroomScopes.CLASSROOM_COURSES));
/**
* Updates a course's metadata.
*
* @param courseId - Id of the course to update.
* @return updated course
* @throws IOException - if credentials file not found.
* @throws GeneralSecurityException - if a new instance of NetHttpTransport was not created.
*/
public static Course updateCourse(String courseId) throws GeneralSecurityException, IOException {
// Create the classroom API client.
final NetHttpTransport HTTP_TRANSPORT = GoogleNetHttpTransport.newTrustedTransport();
Classroom service =
new Classroom.Builder(
HTTP_TRANSPORT,
GsonFactory.getDefaultInstance(),
ClassroomCredentials.getCredentials(HTTP_TRANSPORT, SCOPES))
.setApplicationName("Classroom samples")
.build();
Course course = null;
try {
// Updating the section and room in a course
course = service.courses().get(courseId).execute();
course.setSection("Period 3");
course.setRoom("302");
course = service.courses().update(courseId, course).execute();
// Prints the updated course
System.out.printf("Course '%s' updated.\n", course.getName());
} catch (GoogleJsonResponseException e) {
// TODO(developer) - handle error appropriately
GoogleJsonError error = e.getDetails();
if (error.getCode() == 404) {
System.err.println("Course does not exist.\n");
} else {
throw e;
}
}
return course;
}
}
// [END classroom_update_course]