org.springframework.beans.factory.support.ManagedArray.java Source code

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Here is the source code for org.springframework.beans.factory.support.ManagedArray.java

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/*
 * Copyright 2002-2018 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 org.springframework.beans.factory.support;

import org.springframework.lang.Nullable;
import org.springframework.util.Assert;

/**
 * Tag collection class used to hold managed array elements, which may
 * include runtime bean references (to be resolved into bean objects).
 *
 * @author Juergen Hoeller
 * @since 3.0
 */
@SuppressWarnings("serial")
public class ManagedArray extends ManagedList<Object> {

    /** Resolved element type for runtime creation of the target array. */
    @Nullable
    volatile Class<?> resolvedElementType;

    /**
     * Create a new managed array placeholder.
     * @param elementTypeName the target element type as a class name
     * @param size the size of the array
     */
    public ManagedArray(String elementTypeName, int size) {
        super(size);
        Assert.notNull(elementTypeName, "elementTypeName must not be null");
        setElementTypeName(elementTypeName);
    }

}