com.accessgatelabs.oss.builder.exceptions.EntityNotFoundException Maven / Gradle / Ivy

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AccessGate Labs Response Builder

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/*
 * Copyright 2020 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
 *
 *      https://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.accessgatelabs.oss.builder.exceptions;

import org.springframework.util.StringUtils;

import java.util.HashMap;
import java.util.Map;
import java.util.stream.IntStream;

/**
 * Handles @see EntityNotFoundException	When an entity is not found
 * 
 * Created to encapsulate errors with more detail than 
 * @see EntityNotFoundException 
 * 
 * 
 * @author Ekansh Tiwari
 * @version 1.0.0
 * @since   2020-06-02
 * @see AccessGate Labs Response Builder on GitHub
 * @see MIT License
 */
public class EntityNotFoundException extends RuntimeException {

    /**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	public EntityNotFoundException(@SuppressWarnings("rawtypes") Class clazz, String... searchParamsMap) {
        super(EntityNotFoundException.generateMessage(clazz.getSimpleName(), toMap(String.class, String.class, searchParamsMap)));
    }

    private static String generateMessage(String entity, Map searchParams) {
        return StringUtils.capitalize(entity) +
                " was not found for parameters " +
                searchParams;
    }

    private static  Map toMap(
            Class keyType, Class valueType, Object... entries) {
        if (entries.length % 2 == 1)
            throw new IllegalArgumentException("Invalid entries");
        return IntStream.range(0, entries.length / 2).map(i -> i * 2)
                .collect(HashMap::new,
                        (m, i) -> m.put(keyType.cast(entries[i]), valueType.cast(entries[i + 1])),
                        Map::putAll);
    }

}