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at.molindo.esi4j.core.impl.DefaultIndex Maven / Gradle / Ivy
/**
* Copyright 2010 Molindo GmbH
*
* 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 at.molindo.esi4j.core.impl;
import javax.annotation.Nonnull;
import org.elasticsearch.action.ListenableActionFuture;
import org.elasticsearch.action.admin.indices.mapping.put.PutMappingRequestBuilder;
import org.elasticsearch.action.admin.indices.mapping.put.PutMappingResponse;
import org.elasticsearch.action.admin.indices.refresh.RefreshResponse;
import org.elasticsearch.action.bulk.BulkRequestBuilder;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.delete.DeleteResponse;
import org.elasticsearch.action.get.GetResponse;
import org.elasticsearch.action.index.IndexRequestBuilder;
import org.elasticsearch.action.index.IndexResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.settings.Settings;
import at.molindo.esi4j.action.BulkResponseWrapper;
import at.molindo.esi4j.action.DeleteResponseWrapper;
import at.molindo.esi4j.action.GetResponseWrapper;
import at.molindo.esi4j.action.IndexResponseWrapper;
import at.molindo.esi4j.action.impl.DefaultBulkResponseWrapper;
import at.molindo.esi4j.action.impl.DefaultDeleteResponseWrapper;
import at.molindo.esi4j.action.impl.DefaultGetResponseWrapper;
import at.molindo.esi4j.action.impl.DefaultIndexResponseWrapper;
import at.molindo.esi4j.core.Esi4JIndexManager;
import at.molindo.esi4j.core.Esi4JOperation;
import at.molindo.esi4j.core.Esi4JStore;
import at.molindo.esi4j.core.Esi4JStore.StoreOperation;
import at.molindo.esi4j.core.internal.InternalIndex;
import at.molindo.esi4j.ex.Esi4JObjectFilteredException;
import at.molindo.esi4j.mapping.TypeMapping;
import at.molindo.esi4j.mapping.TypeMappings;
import at.molindo.esi4j.util.ListenableActionFutureWrapper;
import at.molindo.utils.data.Function;
import edu.umd.cs.findbugs.annotations.SuppressWarnings;
public class DefaultIndex extends AbstractIndex implements InternalIndex {
private final String _name;
private final Settings _settings;
private final TypeMappings _mappings;
private Esi4JIndexManager _indexManager;
@Nonnull
private Esi4JStore _store;
public DefaultIndex(String name, Settings settings, Esi4JStore store) {
if (name == null) {
throw new NullPointerException("id");
}
_name = name;
_settings = settings;
_mappings = new TypeMappings();
setStore(store);
}
@Override
public String getName() {
return _name;
}
@Override
public Settings getSettings() {
return _settings;
}
@Override
public Esi4JStore getStore() {
return _store;
}
@Override
public void setStore(Esi4JStore store) {
if (store == null) {
throw new NullPointerException("store");
}
store.setIndex(this);
_store = store;
for (TypeMapping typeMapping : _mappings.getTypeMappings()) {
putMapping(typeMapping);
}
}
@Override
public void close() {
if (_indexManager != null) {
_indexManager.close();
}
_store.close();
}
@Override
public String findIndexName(Class type) {
if (!isMapped(type)) {
throw new IllegalArgumentException("unmapped type " + type.getName() + " for index " + getName());
}
return getName();
}
@Override
public TypeMapping findTypeMapping(Object o) {
return _mappings.findTypeMapping(o);
}
@Override
public TypeMapping findTypeMapping(Class type) {
return _mappings.findTypeMapping(type);
}
@Override
public TypeMapping findTypeMapping(String indexName, String typeAlias) {
if (!getStore().getIndexName().equals(indexName)) {
throw new IllegalArgumentException("unexpected indexName, was " + indexName + ", expected "
+ getStore().getIndexName());
}
return _mappings.findTypeMapping(typeAlias);
}
@Override
public DefaultIndex addTypeMapping(TypeMapping typeMapping) {
_mappings.addMapping(typeMapping);
putMapping(typeMapping);
return this;
}
@Override
public void updateMapping(Class type) {
putMapping(_mappings.findTypeMapping(type));
}
@Override
public boolean isMapped(Class type) {
return _mappings.getTypeMapping(type) != null;
}
@Override
public boolean isMapped(Object o) {
return _mappings.getTypeMapping(o) != null;
}
@Override
public void updateMapping(String typeAlias) {
putMapping(_mappings.findTypeMapping(typeAlias));
}
@Override
public Class[] getMappedTypes() {
return _mappings.getMappedTypes();
}
protected void putMapping(final TypeMapping typeMapping) {
ListenableActionFuture future = _store
.execute(new StoreOperation>() {
@Override
public ListenableActionFuture execute(Client client, String indexName) {
PutMappingRequestBuilder request = client.admin().indices().preparePutMapping(indexName);
request.setType(typeMapping.getTypeAlias());
typeMapping.getMappingSource(getSettings()).setSource(request);
return request.execute();
}
});
// TODO handle response
future.actionGet();
}
@Override
public ListenableActionFuture index(final Object o) {
return executeIndex(new Index(o));
}
@Override
public ListenableActionFuture executeIndex(
Esi4JOperation> indexOperation) {
return ListenableActionFutureWrapper.wrap(execute(indexOperation),
new Function() {
@Override
public IndexResponseWrapper apply(IndexResponse input) {
TypeMapping typeMapping = _mappings.getTypeMapping(input.getType());
Object id = typeMapping.toId(input.getId());
return new DefaultIndexResponseWrapper(input, id);
}
});
}
@Override
public ListenableActionFuture get(Class type, Object id) {
return executeGet(new Get(type, id));
}
@Override
public ListenableActionFuture executeGet(
Esi4JOperation> getOperation) {
return ListenableActionFutureWrapper.wrap(execute(getOperation),
new Function() {
@Override
public GetResponseWrapper apply(GetResponse input) {
TypeMapping typeMapping = _mappings.getTypeMapping(input.getType());
Object object = typeMapping.read(input);
return new DefaultGetResponseWrapper(input, object);
}
});
}
@Override
public ListenableActionFuture executeDelete(
Esi4JOperation> deleteOperation) {
return ListenableActionFutureWrapper.wrap(execute(deleteOperation),
new Function() {
@Override
public DeleteResponseWrapper apply(DeleteResponse input) {
return new DefaultDeleteResponseWrapper(input);
}
});
}
@Override
public ListenableActionFuture delete(Object object) {
TypeMapping typeMapping = _mappings.findTypeMapping(object);
return executeDelete(new Delete(typeMapping.getTypeClass(), typeMapping.getId(object)));
}
@Override
public ListenableActionFuture delete(Class type, Object id) {
return executeDelete(new Delete(type, id));
}
@Override
public ListenableActionFuture bulkIndex(final Iterable iterable) {
return executeBulk(new Esi4JOperation>() {
@Override
public ListenableActionFuture execute(Client client, String indexName, OperationContext helper) {
BulkRequestBuilder request = client.prepareBulk();
for (Object o : iterable) {
TypeMapping mapping = helper.findTypeMapping(o);
IndexRequestBuilder index = mapping.indexRequest(client, indexName, o);
if (index != null) {
request.add(index);
}
}
return request.execute();
}
});
}
@Override
public ListenableActionFuture executeBulk(
Esi4JOperation> bulkOperation) {
return ListenableActionFutureWrapper.wrap(execute(bulkOperation),
new Function() {
@Override
public BulkResponseWrapper apply(BulkResponse response) {
return new DefaultBulkResponseWrapper(response);
}
});
}
@Override
public void refresh() {
ListenableActionFuture future = _store
.execute(new StoreOperation>() {
@Override
public ListenableActionFuture execute(Client client, String indexName) {
return client.admin().indices().prepareRefresh(indexName).execute();
}
});
// TODO handle response
future.actionGet();
}
@Override
public Esi4JIndexManager getIndexManager() {
return _indexManager;
}
@Override
public void setIndexManager(Esi4JIndexManager indexManager) {
if (_indexManager != null) {
throw new IllegalStateException("indexManager already assigned");
}
_indexManager = indexManager;
}
private static final class Index implements Esi4JOperation> {
private final Object _object;
private Index(Object object) {
if (object == null) {
throw new NullPointerException("object");
}
_object = object;
}
@Override
public ListenableActionFuture execute(Client client, String indexName, OperationContext helper) {
final TypeMapping typeMapping = helper.findTypeMapping(_object);
IndexRequestBuilder request = typeMapping.indexRequest(client, indexName, _object);
if (request == null) {
throw new Esi4JObjectFilteredException(typeMapping, _object);
} else {
return request.execute();
}
}
}
private static final class Get implements Esi4JOperation> {
private final Class _type;
private final Object _id;
private Get(Class type, Object id) {
if (type == null) {
throw new NullPointerException("type");
}
if (id == null) {
throw new NullPointerException("id");
}
_type = type;
_id = id;
}
@Override
public ListenableActionFuture execute(Client client, String indexName, OperationContext helper) {
final TypeMapping typeMapping = helper.findTypeMapping(_type);
final String type = typeMapping.getTypeAlias();
final String id = typeMapping.toIdString(_id);
return client.prepareGet(indexName, type, id).execute();
}
}
private static final class Delete implements Esi4JOperation> {
private final Class _type;
private final Object _id;
private Delete(Class type, Object id) {
if (type == null) {
throw new NullPointerException("type");
}
if (id == null) {
throw new NullPointerException("id");
}
_type = type;
_id = id;
}
@Override
@SuppressWarnings(value = "NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE", justification = "_id not null at this point")
public ListenableActionFuture execute(Client client, String indexName, OperationContext helper) {
final TypeMapping typeMapping = helper.findTypeMapping(_type);
return typeMapping.deleteRequest(client, indexName, typeMapping.toIdString(_id), null).execute();
}
}
}
