Copyright (c) 2008, http://www.snakeyaml.org
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.
/**
 * Copyright (c) 2008, http://www.snakeyaml.org
 *
 * 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 org.yaml.snakeyaml.nodes;

import java.util.List;

import org.yaml.snakeyaml.DumperOptions;
import org.yaml.snakeyaml.error.Mark;

Represents a sequence.

A sequence is a ordered collection of nodes.

/**
 * Represents a sequence.
 * <p>
 * A sequence is a ordered collection of nodes.
 * </p>
 */
public class SequenceNode extends CollectionNode<Node> {
    final private List<Node> value;

    public SequenceNode(Tag tag, boolean resolved, List<Node> value, Mark startMark, Mark endMark,
                        DumperOptions.FlowStyle flowStyle) {
        super(tag, startMark, endMark, flowStyle);
        if (value == null) {
            throw new NullPointerException("value in a Node is required.");
        }
        this.value = value;
        this.resolved = resolved;
    }

    public SequenceNode(Tag tag, List<Node> value, DumperOptions.FlowStyle flowStyle) {
        this(tag, true, value, null, null, flowStyle);
    }
    
    /*
     * Existed in older versions but replaced with {@link DumperOptions.SequenceStyle}-based constructor.
     * Restored in v1.22 for backwards compatibility.
     * @deprecated Since restored in v1.22.  Use {@link SequenceNode#SequenceNode(Tag, List<Node>, org.yaml.snakeyaml.DumperOptions.FlowStyle) }.
     */
    @Deprecated
    public SequenceNode(Tag tag, List<Node> value, Boolean style) {
        this(tag, value, DumperOptions.FlowStyle.fromBoolean(style));
    }

    /*
     * Existed in older versions but replaced with {@link DumperOptions.SequenceStyle}-based constructor.
     * Restored in v1.22 for backwards compatibility.
     * @deprecated Since restored in v1.22.  Use {@link SequenceNode#SequenceNode(Tag, boolean, List<Node>, Mark, Mark, org.yaml.snakeyaml.DumperOptions.FlowStyle) }.
     */
    @Deprecated
    public SequenceNode(Tag tag, boolean resolved, List<Node> value, Mark startMark, Mark endMark,
              Boolean style) {
        this(tag, resolved, value, startMark, endMark, DumperOptions.FlowStyle.fromBoolean(style));
    }

    @Override
    public NodeId getNodeId() {
        return NodeId.sequence;
    }

    
Returns the elements in this sequence.
Returns:
Nodes in the specified order./**
     * Returns the elements in this sequence.
     * 
     * @return Nodes in the specified order.
     */
    public List<Node> getValue() {
        return value;
    }

    public void setListType(Class<? extends Object> listType) {
        for (Node node : value) {
            node.setType(listType);
        }
    }

    public String toString() {
        return "<" + this.getClass().getName() + " (tag=" + getTag() + ", value=" + getValue()
                + ")>";
    }
}