ListTag.java

package org.jnbt;

/*
 * JNBT License
 * 
 * Copyright (c) 2010 Graham Edgecombe
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *       
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *       
 *     * Neither the name of the JNBT team nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE. 
 */
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;

/**
 * The
 * <code>TAG_List</code> tag.
 *
 * @author Graham Edgecombe
 *
 */
public final class ListTag extends Tag {
    /**
     * The type.
     */
    private final Class<? extends Tag> type;
    
    /**
     * The value.
     */
    private List<Tag> value;

    /**
     * Creates the tag.
     *
     * @param name The name.
     * @param type The type of item in the list.
     * @param value The value.
     */
    public ListTag(String name, Class<? extends Tag> type, List<Tag> value) {
        super(name);
        this.type = type;
        this.value = Collections.unmodifiableList(value);
    }

    /**
     * Gets the type of item in this list.
     *
     * @return The type of item in this list.
     */
    public Class<? extends Tag> getType() {
        return type;
    }

    @Override
    public List<Tag> getValue() {
        return value;
    }

    @Override
    public String toString() {
        String name = getName();
        String append = "";
        if (name != null && !name.equals("")) {
            append = "(\"" + this.getName() + "\")";
        }
        StringBuilder bldr = new StringBuilder();
        bldr.append("TAG_List" + append + ": " + value.size() + " entries of type " + NBTUtils.getTypeName(type) + "\r\n{\r\n");
        for (Tag t : value) {
            bldr.append("   " + t.toString().replaceAll("\r\n", "\r\n   ") + "\r\n");
        }
        bldr.append("}");
        return bldr.toString();
    }

    @Override
    public ListTag clone() {
        ListTag clone = (ListTag) super.clone();
        clone.value = new ArrayList<>(value.size());
        clone.value.addAll(value.stream().map(Tag::clone).collect(Collectors.toList()));
        return clone;
    }

    private static final long serialVersionUID = 1L;
}