/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates.
*
* 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 org.kie.workbench.common.services.refactoring.backend.server.query.standard;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.enterprise.context.ApplicationScoped;
import org.apache.lucene.search.Query;
import org.kie.workbench.common.services.refactoring.backend.server.query.NamedQuery;
import org.kie.workbench.common.services.refactoring.backend.server.query.response.ResponseBuilder;
import org.kie.workbench.common.services.refactoring.model.index.terms.valueterms.ValueIndexTerm;
import org.kie.workbench.common.services.refactoring.model.query.RefactoringPageRow;
import org.kie.workbench.common.services.refactoring.model.query.RefactoringStringPageRow;
import org.kie.workbench.common.services.refactoring.service.ResourceType;
import org.uberfire.ext.metadata.model.KObject;
import org.uberfire.ext.metadata.model.KProperty;
import org.uberfire.paging.PageResponse;
@ApplicationScoped
public class FindDataTypesQuery extends AbstractFindQuery implements NamedQuery {
private DataTypesResponseBuilder responseBuilder = new DataTypesResponseBuilder();
public static final String NAME = FindDataTypesQuery.class.getSimpleName();
@Override
public String getName() {
return NAME;
}
@Override
public Query toQuery( final Set<ValueIndexTerm> terms ) {
// terms check is done in validateTerms
ValueIndexTerm term = terms.iterator().next();
return buildFromSingleTerm(term);
}
@Override
public ResponseBuilder getResponseBuilder() {
return responseBuilder;
}
/* (non-Javadoc)
* @see org.kie.workbench.common.services.refactoring.backend.server.query.NamedQuery#validateTerms(java.util.Set)
*/
@Override
public void validateTerms(Set<ValueIndexTerm> queryTerms) throws IllegalArgumentException {
checkNotNullAndNotEmpty(queryTerms);
checkInvalidAndRequiredTerms(queryTerms, NAME,
new String [] {
ResourceType.JAVA.toString()
},
(t) -> (t.getTerm().equals(ResourceType.JAVA.toString()))
);
}
private static class DataTypesResponseBuilder implements ResponseBuilder {
@Override
public PageResponse<RefactoringPageRow> buildResponse( final int pageSize,
final int startRow,
final List<KObject> kObjects ) {
final int hits = kObjects.size();
final PageResponse<RefactoringPageRow> response = new PageResponse<RefactoringPageRow>();
final List<RefactoringPageRow> result = buildResponse( kObjects );
response.setTotalRowSize( hits );
response.setPageRowList( result );
response.setTotalRowSizeExact( true );
response.setStartRowIndex( startRow );
response.setLastPage( ( pageSize * startRow + 2 ) >= hits );
return response;
}
@Override
public List<RefactoringPageRow> buildResponse( final List<KObject> kObjects ) {
final List<RefactoringPageRow> result = new ArrayList<RefactoringPageRow>( kObjects.size() );
final Set<String> uniqueDataTypeNames = new HashSet<>();
for ( final KObject kObject : kObjects ) {
final Set<String> dataTypeNames = getDataTypeNamesFromKObject(kObject);
uniqueDataTypeNames.addAll(dataTypeNames);
}
for( String dataTypeName : uniqueDataTypeNames ) {
final RefactoringStringPageRow row = new RefactoringStringPageRow();
row.setValue(dataTypeName);
result.add(row);
}
return result;
}
private Set<String> getDataTypeNamesFromKObject( final KObject kObject ) {
final Set<String> dataTypeNames = new HashSet<>();
if ( kObject == null ) {
return dataTypeNames;
}
for ( KProperty property : kObject.getProperties() ) {
if ( property.getName().equals( ResourceType.JAVA.toString() ) ) {
dataTypeNames.add(property.getValue().toString());
}
}
return dataTypeNames;
}
}
}