org.springframework.data.elasticsearch.core.AbstractResultMapper.java Source code

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Here is the source code for org.springframework.data.elasticsearch.core.AbstractResultMapper.java

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/*
 * Copyright 2014 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 org.springframework.data.elasticsearch.core;

import static org.apache.commons.lang.StringUtils.*;

import java.io.IOException;

import org.springframework.data.elasticsearch.ElasticsearchException;

/**
 * @author Artur Konczak
 */
public abstract class AbstractResultMapper implements ResultsMapper {

    private EntityMapper entityMapper;

    public AbstractResultMapper(EntityMapper entityMapper) {
        this.entityMapper = entityMapper;
    }

    public <T> T mapEntity(String source, Class<T> clazz) {
        if (isBlank(source)) {
            return null;
        }
        try {
            return entityMapper.mapToObject(source, clazz);
        } catch (IOException e) {
            throw new ElasticsearchException(
                    "failed to map source [ " + source + "] to class " + clazz.getSimpleName(), e);
        }
    }

    @Override
    public EntityMapper getEntityMapper() {
        return this.entityMapper;
    }
}