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Diffstat (limited to 'java/com/google/gerrit/extensions/restapi/RestModifyView.java')
-rw-r--r-- | java/com/google/gerrit/extensions/restapi/RestModifyView.java | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/java/com/google/gerrit/extensions/restapi/RestModifyView.java b/java/com/google/gerrit/extensions/restapi/RestModifyView.java new file mode 100644 index 0000000000..79053dd5a1 --- /dev/null +++ b/java/com/google/gerrit/extensions/restapi/RestModifyView.java @@ -0,0 +1,45 @@ +// Copyright (C) 2012 The Android Open Source Project +// +// 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 +// +// http://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. + +package com.google.gerrit.extensions.restapi; + +/** + * RestView that supports accepting input and changing a resource. + * + * <p>The input must be supplied as JSON as the body of the HTTP request. Modify views can be + * invoked by any HTTP method that is not {@code GET}, which includes {@code POST}, {@code PUT}, + * {@code DELETE}. + * + * @param <R> type of the resource the view modifies. + * @param <I> type of input the JSON parser will parse the input into. + */ +public interface RestModifyView<R extends RestResource, I> extends RestView<R> { + /** + * Process the view operation by altering the resource. + * + * @param resource resource to modify. + * @param input input after parsing from request. + * @return result to return to the client. Use {@link BinaryResult} to avoid automatic conversion + * to JSON. + * @throws AuthException the client is not permitted to access this view. + * @throws BadRequestException the request was incorrectly specified and cannot be handled by this + * view. + * @throws ResourceConflictException the resource state does not permit this view to make the + * changes at this time. + * @throws Exception the implementation of the view failed. The exception will be logged and HTTP + * 500 Internal Server Error will be returned to the client. + */ + Object apply(R resource, I input) + throws AuthException, BadRequestException, ResourceConflictException, Exception; +} |