com.pros.jsontransform.filter.ArrayFilterContains.java Source code

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Here is the source code for com.pros.jsontransform.filter.ArrayFilterContains.java

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/*
 * Copyright (c) 2016 PROS, Inc.
 *
 * 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.pros.jsontransform.filter;

import com.fasterxml.jackson.databind.JsonNode;
import com.pros.jsontransform.ObjectTransformer;
import com.pros.jsontransform.ObjectTransformerException;

/**
 * Process contains filter
 * {"$contains":{"$value":"name", "$what":"txt"}}
 */
public class ArrayFilterContains {
    public static boolean evaluate(final JsonNode filterNode, final JsonNode elementNode,
            final ObjectTransformer transformer) throws ObjectTransformerException {
        // contains only supports string type
        String fieldValue, likeValue;
        boolean result = false;
        JsonNode filterArguments = filterNode.get(ArrayFilter.$CONTAINS.name().toLowerCase());
        if (elementNode.isObject()) {
            // compare objects
            fieldValue = transformer.transformValueNode(elementNode, filterArguments).asText();
        } else {
            // compare values
            fieldValue = elementNode.asText();
        }
        likeValue = filterArguments.path(ArrayFilter.ARGUMENT_WHAT).asText();
        if (fieldValue.contains(likeValue)) {
            result = true;
        }
        return result;
    }
}