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/**
* Copyright (c) 2008, SnakeYAML
*
* 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 org.yaml.snakeyaml.DumperOptions;
import org.yaml.snakeyaml.error.Mark;
/**
* Represents a scalar node.
* <p>
* Scalar nodes form the leaves in the node graph.
* </p>
*/
public class ScalarNode extends Node {
private DumperOptions.ScalarStyle style;
private String value;
public ScalarNode(Tag tag, String value, Mark startMark, Mark endMark, DumperOptions.ScalarStyle style) {
this(tag, true, value, startMark, endMark, style);
}
public ScalarNode(Tag tag, boolean resolved, String value, Mark startMark, Mark endMark,
DumperOptions.ScalarStyle style) {
super(tag, startMark, endMark);
if (value == null) {
throw new NullPointerException("value in a Node is required.");
}
this.value = value;
if (style == null) throw new NullPointerException("Scalar style must be provided.");
this.style = style;
this.resolved = resolved;
}
/*
* Existed in older versions but replaced with {@link DumperOptions.ScalarStyle}-based constructor.
* Restored in v1.22 for backwards compatibility.
* @deprecated Since restored in v1.22. Use {@link ScalarNode#ScalarNode(Tag, String, Mark, Mark, org.yaml.snakeyaml.DumperOptions.ScalarStyle) }.
*/
@Deprecated
public ScalarNode(Tag tag, String value, Mark startMark, Mark endMark, Character style) {
this(tag, value, startMark, endMark, DumperOptions.ScalarStyle.createStyle(style));
}
/*
* Existed in older versions but replaced with {@link DumperOptions.ScalarStyle}-based constructor.
* Restored in v1.22 for backwards compatibility.
* @deprecated Since restored in v1.22. Use {@link ScalarNode#ScalarNode(Tag, boolean, String, Mark, Mark, org.yaml.snakeyaml.DumperOptions.ScalarStyle) }.
*/
@Deprecated
public ScalarNode(Tag tag, boolean resolved, String value, Mark startMark, Mark endMark,
Character style) {
this(tag, resolved, value, startMark, endMark, DumperOptions.ScalarStyle.createStyle(style));
}
/**
* Get scalar style of this node.
*
* @see org.yaml.snakeyaml.events.ScalarEvent
* @see <a href="http://yaml.org/spec/1.1/#id903915">Chapter 9. Scalar
* Styles</a>
* @return style of this scalar node
* @deprecated use getScalarStyle instead
*/
@Deprecated
public Character getStyle() {
return style.getChar();
}
/**
* Get scalar style of this node.
*
* @see org.yaml.snakeyaml.events.ScalarEvent
* @see <a href="http://yaml.org/spec/1.1/#id903915">Chapter 9. Scalar
* Styles</a>
* @return style of this scalar node
*/
public DumperOptions.ScalarStyle getScalarStyle() {
return style;
}
@Override
public NodeId getNodeId() {
return NodeId.scalar;
}
/**
* Value of this scalar.
*
* @return Scalar's value.
*/
public String getValue() {
return value;
}
public String toString() {
return "<" + this.getClass().getName() + " (tag=" + getTag() + ", value=" + getValue()
+ ")>";
}
public boolean isPlain() {
return style == DumperOptions.ScalarStyle.PLAIN;
}
}
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