/*
 * Copyright 2015 Open Networking Laboratory
 *
 * 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 org.onosproject.net.intent.impl;

import org.onosproject.net.intent.BatchWrite;
import org.onosproject.net.intent.Intent;

import java.util.Optional;

import static com.google.common.base.Preconditions.checkNotNull;
import static org.onosproject.net.intent.IntentState.FAILED;

/**
 * A processing phase after compilation failure.
 */
class CompilingFailed implements CompletedIntentUpdate {

    private final Intent intent;

    /**
     * Create an instance from the submitted intent.
     *
     * @param intent submitted intent.
     */
    CompilingFailed(Intent intent) {
        this.intent = checkNotNull(intent);
    }

    @Override
    public Optional<IntentUpdate> execute() {
        return Optional.empty();
    }

    @Override
    public void writeAfterExecution(BatchWrite batchWrite) {
        batchWrite.setState(intent, FAILED);
        batchWrite.removeInstalledIntents(intent.id());
    }
}