com.frank.search.solr.core.query.SimpleCalculatedField.java Source code

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Here is the source code for com.frank.search.solr.core.query.SimpleCalculatedField.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.core.query;

import org.springframework.util.Assert;

/**
 * @author Christoph Strobl
 * @since 1.1
 */
public class SimpleCalculatedField implements CalculatedField {

    private Function function;
    private String alias;

    public SimpleCalculatedField(Function function) {
        this(null, function);
    }

    public SimpleCalculatedField(String alias, Function function) {
        Assert.notNull(function, "Function cannot be empty.");

        this.alias = alias;
        this.function = function;
    }

    @Override
    public String getName() {
        return this.alias;
    }

    @Override
    public Function getFunction() {
        return this.function;
    }

    @Override
    public String getAlias() {
        return this.alias;
    }

    public void setAlias(String alias) {
        this.alias = alias;
    }

}