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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition;
import com.yahoo.config.application.api.DeployLogger;
import com.yahoo.document.*;
import com.yahoo.document.annotation.AnnotationReferenceDataType;
import com.yahoo.searchdefinition.document.SDDocumentType;
import com.yahoo.searchdefinition.document.TemporarySDDocumentType;
import java.util.*;
import java.util.logging.Level;
/**
* @author <a href="mailto:einarmr@yahoo-inc.com">Einar M R Rosenvinge</a>
*/
public class SDDocumentTypeOrderer {
private Map<DataTypeName, SDDocumentType> createdSDTypes = new LinkedHashMap<>();
private Set<Integer> seenTypes = new LinkedHashSet<>();
List<SDDocumentType> processingOrder = new LinkedList<>();
private DeployLogger deployLogger;
public SDDocumentTypeOrderer(List<SDDocumentType> sdTypes, DeployLogger deployLogger) {
this.deployLogger = deployLogger;
for (SDDocumentType type : sdTypes) {
createdSDTypes.put(type.getDocumentName(), type);
}
DocumentTypeManager dtm = new DocumentTypeManager();
for (DataType type : dtm.getDataTypes()) {
seenTypes.add(type.getId());
}
}
List<SDDocumentType> getOrdered() { return processingOrder; }
public void process() {
for (SDDocumentType type : createdSDTypes.values()) {
process(type);
}
}
private void process(SDDocumentType type) {
List<DataTypeName> toReplace = new ArrayList<>();
for (SDDocumentType sdoc : type.getInheritedTypes()) {
if (sdoc instanceof TemporarySDDocumentType) {
toReplace.add(sdoc.getDocumentName());
}
}
for (DataTypeName name : toReplace) {
SDDocumentType inherited = createdSDTypes.get(name);
if (inherited == null) {
throw new IllegalStateException("Document type '" + name + "' not found.");
}
process(inherited);
type.inherit(inherited);
}
visit(type);
}
private void visit(SDDocumentType docOrStruct) {
int id;
if (docOrStruct.isStruct()) {
id = new StructDataType(docOrStruct.getName()).getId();
} else {
id = new DocumentType(docOrStruct.getName()).getId();
}
if (seenTypes.contains(id)) {
return;
} else {
seenTypes.add((new StructDataType(docOrStruct.getName()).getId()));
}
for (Field field : docOrStruct.fieldSet()) {
if (!seenTypes.contains(field.getDataType().getId())) {
//we haven't seen this before, do it
visit(field.getDataType());
}
}
processingOrder.add(docOrStruct);
}
private SDDocumentType find(String name) {
SDDocumentType sdDocType = createdSDTypes.get(new DataTypeName(name));
if (sdDocType != null) {
return sdDocType;
}
for(SDDocumentType sdoc : createdSDTypes.values()) {
for (SDDocumentType stype : sdoc.getTypes()) {
if (stype.getName().equals(name)) {
return stype;
}
}
}
return null;
}
private void visit(DataType type) {
if (type instanceof StructuredDataType) {
StructuredDataType structType = (StructuredDataType) type;
SDDocumentType sdDocType = find(structType.getName());
if (sdDocType == null) {
throw new IllegalArgumentException("Could not find struct '" + type.getName() + "'.");
}
visit(sdDocType);
return;
}
if (type instanceof MapDataType) {
MapDataType mType = (MapDataType) type;
visit(mType.getValueType());
visit(mType.getKeyType());
} else if (type instanceof WeightedSetDataType) {
WeightedSetDataType wType = (WeightedSetDataType) type;
visit(wType.getNestedType());
} else if (type instanceof CollectionDataType) {
CollectionDataType cType = (CollectionDataType) type;
visit(cType.getNestedType());
} else if (type instanceof AnnotationReferenceDataType) {
//do nothing
} else if (type instanceof PrimitiveDataType) {
//do nothing
} else {
deployLogger.log(Level.WARNING, "Unknown type : " + type);
}
}
}
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