com.ait.lienzo.test.stub.overlays.JsArray.java Source code

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Here is the source code for com.ait.lienzo.test.stub.overlays.JsArray.java

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/*
 * Copyright (c) 2017 Ahome' Innovation Technologies. All rights reserved.
 *
 * 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.ait.lienzo.test.stub.overlays;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.lang3.StringUtils;

import com.ait.lienzo.test.annotation.StubClass;
import com.google.gwt.core.client.JavaScriptObject;

/**
 * In-memory array implementation stub for class <code>com.google.gwt.core.client.JsArray</code>.
 *
 * @author Roger Martinez
 * @since 1.0
 *
 */
@StubClass("com.google.gwt.core.client.JsArray")
public class JsArray<T extends JavaScriptObject> extends JavaScriptObject {
    private final List<T> list = new ArrayList<T>();

    protected JsArray() {
    }

    public T get(final int index) {
        return list.get(index);
    }

    public String join() {
        return join(",");
    }

    public String join(final String separator) {
        return StringUtils.join(list, separator);
    }

    public int length() {
        return list.size();
    }

    public void push(final T value) {
        list.add(value);
    }

    public void set(final int index, final T value) {
        if ((list.size() - 1) < index) {
            setLength(index + 1);
        }
        list.set(index, value);
    }

    public void setLength(final int newLength) {
        if (list.size() < newLength) {
            for (int i = list.size(); i < newLength; i++) {
                push(null);
            }
        }
    }

    public T shift() {
        return doShift();
    }

    public void unshift(final T value) {
        doUnShift(value);
    }

    private T doShift() {
        final T t = list.get(0);

        list.remove(0);

        return t;
    }

    private void doUnShift(final T value) {
        list.add(0, value);
    }
}