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Hutool是一个小而全的Java工具类库，通过静态方法封装，降低相关API的学习成本，提高工作效率，使Java拥有函数式语言般的优雅，让Java语言也可以“甜甜的”。

There is a newer version: 5.8.34

package cn.hutool.core.text.escape;

import cn.hutool.core.text.replacer.LookupReplacer;
import cn.hutool.core.text.replacer.ReplacerChain;

/**
 * XML的UNESCAPE
 *
 * @author looly
 * @since 5.7.2
 */
public class XmlUnescape extends ReplacerChain {
	private static final long serialVersionUID = 1L;

	protected static final String[][] BASIC_UNESCAPE  = InternalEscapeUtil.invert(XmlEscape.BASIC_ESCAPE);
	// issue#1118
	protected static final String[][] OTHER_UNESCAPE  = new String[][]{new String[]{"'", "'"}};

	/**
	 * 构造
	 */
	public XmlUnescape() {
		addChain(new LookupReplacer(BASIC_UNESCAPE));
		addChain(new NumericEntityUnescaper());
		addChain(new LookupReplacer(OTHER_UNESCAPE));
	}
}