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Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.ingest;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.ActionResponse;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.xcontent.ConstructingObjectParser;
import org.elasticsearch.xcontent.ParseField;
import org.elasticsearch.xcontent.ToXContentObject;
import org.elasticsearch.xcontent.XContentBuilder;
import org.elasticsearch.xcontent.XContentParser;
import org.elasticsearch.xcontent.XContentParser.Token;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import static org.elasticsearch.common.xcontent.XContentParserUtils.ensureExpectedToken;
import static org.elasticsearch.xcontent.ConstructingObjectParser.constructorArg;
public class SimulatePipelineResponse extends ActionResponse implements ToXContentObject {
private String pipelineId;
private boolean verbose;
private List results;
@SuppressWarnings("unchecked")
public static final ConstructingObjectParser PARSER = new ConstructingObjectParser<>(
"simulate_pipeline_response",
true,
a -> {
List results = (List) a[0];
boolean verbose = false;
if (results.size() > 0) {
if (results.get(0) instanceof SimulateDocumentVerboseResult) {
verbose = true;
}
}
return new SimulatePipelineResponse(null, verbose, results);
}
);
static {
PARSER.declareObjectArray(constructorArg(), (parser, context) -> {
Token token = parser.currentToken();
ensureExpectedToken(Token.START_OBJECT, token, parser);
SimulateDocumentResult result = null;
while ((token = parser.nextToken()) != Token.END_OBJECT) {
ensureExpectedToken(Token.FIELD_NAME, token, parser);
String fieldName = parser.currentName();
token = parser.nextToken();
if (token == Token.START_ARRAY) {
if (fieldName.equals(SimulateDocumentVerboseResult.PROCESSOR_RESULT_FIELD)) {
List results = new ArrayList<>();
while ((token = parser.nextToken()) == Token.START_OBJECT) {
results.add(SimulateProcessorResult.fromXContent(parser));
}
ensureExpectedToken(Token.END_ARRAY, token, parser);
result = new SimulateDocumentVerboseResult(results);
} else {
parser.skipChildren();
}
} else if (token.equals(Token.START_OBJECT)) {
switch (fieldName) {
case WriteableIngestDocument.DOC_FIELD -> result = new SimulateDocumentBaseResult(
WriteableIngestDocument.INGEST_DOC_PARSER.apply(parser, null).getIngestDocument()
);
case "error" -> result = new SimulateDocumentBaseResult(ElasticsearchException.fromXContent(parser));
default -> parser.skipChildren();
}
} // else it is a value skip it
}
assert result != null;
return result;
}, new ParseField(Fields.DOCUMENTS));
}
public SimulatePipelineResponse(StreamInput in) throws IOException {
super(in);
this.pipelineId = in.readOptionalString();
boolean verbose = in.readBoolean();
int responsesLength = in.readVInt();
results = new ArrayList<>();
for (int i = 0; i < responsesLength; i++) {
SimulateDocumentResult simulateDocumentResult;
if (verbose) {
simulateDocumentResult = new SimulateDocumentVerboseResult(in);
} else {
simulateDocumentResult = new SimulateDocumentBaseResult(in);
}
results.add(simulateDocumentResult);
}
}
public SimulatePipelineResponse(String pipelineId, boolean verbose, List responses) {
this.pipelineId = pipelineId;
this.verbose = verbose;
this.results = Collections.unmodifiableList(responses);
}
public String getPipelineId() {
return pipelineId;
}
public List getResults() {
return results;
}
public boolean isVerbose() {
return verbose;
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeOptionalString(pipelineId);
out.writeBoolean(verbose);
out.writeCollection(results);
}
@Override
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
builder.startArray(Fields.DOCUMENTS);
for (SimulateDocumentResult response : results) {
response.toXContent(builder, params);
}
builder.endArray();
builder.endObject();
return builder;
}
public static SimulatePipelineResponse fromXContent(XContentParser parser) {
return PARSER.apply(parser, null);
}
static final class Fields {
static final String DOCUMENTS = "docs";
}
}