com.netflix.spinnaker.echo.artifacts.TemplateBasedArtifactExtractor.java Source code

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Here is the source code for com.netflix.spinnaker.echo.artifacts.TemplateBasedArtifactExtractor.java

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/*
 * Copyright 2017 Google, Inc.
 *
 * 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.netflix.spinnaker.echo.artifacts;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.netflix.spinnaker.echo.config.WebhookProperties;
import com.netflix.spinnaker.kork.artifacts.model.Artifact;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Optional;

@Component
@Slf4j
public class TemplateBasedArtifactExtractor implements WebhookArtifactExtractor {
    final private WebhookProperties webhookProperties;
    final private ObjectMapper objectMapper;

    @Autowired
    public TemplateBasedArtifactExtractor(Optional<WebhookProperties> webhookProperties,
            ObjectMapper objectMapper) {
        this.webhookProperties = webhookProperties.orElse(null);
        this.objectMapper = objectMapper;
    }

    @Override
    public List<Artifact> getArtifacts(String source, Map payload) {
        if (webhookProperties == null) {
            return new ArrayList<>();
        }

        String templatePath = webhookProperties.getTemplatePathForSource(source);
        if (StringUtils.isEmpty(templatePath)) {
            return (List<Artifact>) payload.getOrDefault("artifacts", new ArrayList<>());
        } else {
            MessageArtifactTranslator translator;
            try {
                translator = new MessageArtifactTranslator(new FileInputStream(templatePath));
            } catch (FileNotFoundException e) {
                throw new RuntimeException("Failed to read template path " + templatePath + ": " + e.getMessage(),
                        e);
            }

            List<Artifact> result = new ArrayList<>();
            try {
                result = translator.parseArtifacts(objectMapper.writeValueAsString(payload));
                log.info("Webhook artifacts were processed: {}", result);
            } catch (Exception e) {
                log.error("Unable to translate artifacts: {}", payload, e);
            }

            return result;
        }
    }

    @Override
    public boolean handles(String type, String source) {
        return webhookProperties != null;
    }
}