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Elasticsearch subproject :server
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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.elasticsearch.ingest;
import org.elasticsearch.ElasticsearchParseException;
import org.elasticsearch.common.Nullable;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import java.util.function.BiConsumer;
import java.util.function.LongSupplier;
import org.elasticsearch.script.ScriptService;
/**
* A pipeline is a list of {@link Processor} instances grouped under a unique id.
*/
public final class Pipeline {
public static final String DESCRIPTION_KEY = "description";
public static final String PROCESSORS_KEY = "processors";
public static final String VERSION_KEY = "version";
public static final String ON_FAILURE_KEY = "on_failure";
private final String id;
@Nullable
private final String description;
@Nullable
private final Integer version;
private final CompoundProcessor compoundProcessor;
private final IngestMetric metrics;
private final LongSupplier relativeTimeProvider;
public Pipeline(String id, @Nullable String description, @Nullable Integer version, CompoundProcessor compoundProcessor) {
this(id, description, version, compoundProcessor, System::nanoTime);
}
//package private for testing
Pipeline(String id, @Nullable String description, @Nullable Integer version, CompoundProcessor compoundProcessor,
LongSupplier relativeTimeProvider) {
this.id = id;
this.description = description;
this.compoundProcessor = compoundProcessor;
this.version = version;
this.metrics = new IngestMetric();
this.relativeTimeProvider = relativeTimeProvider;
}
public static Pipeline create(String id, Map config,
Map processorFactories, ScriptService scriptService) throws Exception {
String description = ConfigurationUtils.readOptionalStringProperty(null, null, config, DESCRIPTION_KEY);
Integer version = ConfigurationUtils.readIntProperty(null, null, config, VERSION_KEY, null);
List