com.frank.search.solr.repository.query.SolrParametersParameterAccessor.java Source code

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Here is the source code for com.frank.search.solr.repository.query.SolrParametersParameterAccessor.java

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/*
 * Copyright 2012 - 2013 the original author or authors.
 *
 * 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 com.frank.search.solr.repository.query;

import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort;
import org.springframework.data.repository.query.ParametersParameterAccessor;

import java.util.Iterator;

/**
 * Implementation of {@link SolrParameterAccessor}
 * 
 * @author Christoph Strobl
 */
public class SolrParametersParameterAccessor implements SolrParameterAccessor {

    private final SolrParameters parameters;
    private final ParametersParameterAccessor parametersParameterAccessorDelegate;

    public SolrParametersParameterAccessor(SolrQueryMethod solrQueryMethod, Object[] values) {
        this.parameters = solrQueryMethod.getParameters();
        this.parametersParameterAccessorDelegate = new ParametersParameterAccessor(this.parameters, values.clone());
    }

    @Override
    public float getBoost(int index) {
        return parameters.getBindableParameter(index).getBoost();
    }

    @Override
    public Pageable getPageable() {
        return parametersParameterAccessorDelegate.getPageable();
    }

    @Override
    public Sort getSort() {
        return parametersParameterAccessorDelegate.getSort();
    }

    @Override
    public Object getBindableValue(int index) {
        return parametersParameterAccessorDelegate.getBindableValue(index);
    }

    @Override
    public boolean hasBindableNullValue() {
        return parametersParameterAccessorDelegate.hasBindableNullValue();
    }

    @Override
    public Iterator<Object> iterator() {
        return new BindableSolrParameterIterator(parametersParameterAccessorDelegate.iterator());
    }

    public class BindableSolrParameterIterator implements Iterator<Object> {

        private final Iterator<Object> delegate;
        private int currentIndex = 0;

        public BindableSolrParameterIterator(Iterator<Object> delegate) {
            this.delegate = delegate;
        }

        @Override
        public boolean hasNext() {
            return delegate.hasNext();
        }

        @Override
        public BindableSolrParameter next() {
            BindableSolrParameter solrParameter = new BindableSolrParameter(currentIndex, delegate.next());
            solrParameter.setBoost(parameters.getBindableParameter(currentIndex).getBoost());
            currentIndex++;
            return solrParameter;
        }

        @Override
        public void remove() {
            delegate.remove();
        }

    }

}