pl.porannajava.javnysejm.InternalEntityListBuilder.java Source code

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/*
 * Copyright (C) 2012 Mariusz Zamolski
 *
 * 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 pl.porannajava.javnysejm;

import java.util.List;
import java.util.Map;

import pl.porannajava.javnysejm.http.Response;
import pl.porannajava.javnysejm.http.UrlSupport;
import pl.porannajava.javnysejm.support.JsonSupport;

import com.google.common.collect.Lists;

public abstract class InternalEntityListBuilder<T> {
    private String type;
    private String mode;
    private int parentId;
    private boolean notEmpty;

    public InternalEntityListBuilder(String type, String mode, int parentId, boolean notEmpty) {
        super();
        this.type = type;
        this.mode = mode;
        this.parentId = parentId;
        this.notEmpty = notEmpty;
    }

    private Map<String, String>[] getPropertiesArray() {
        Response response = UrlSupport.getUrlResponse(this.type, this.mode, this.parentId);
        return JsonSupport.getPropertiesArray(response.getBody());
    }

    protected List<T> getEntitiesList() {
        List<T> tempList = Lists.newArrayListWithCapacity(0);
        if (this.notEmpty) {
            for (Map<String, String> map : this.getPropertiesArray()) {
                tempList.add(this.buildElement(map));
            }
        }
        return tempList;
    }

    public abstract T[] build();

    protected abstract T buildElement(Map<String, String> map);

}