com.whaleal.icefrog.http.useragent.UserAgentInfo Maven / Gradle / Ivy

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package com.whaleal.icefrog.http.useragent;

import com.whaleal.icefrog.core.util.ReUtil;

import java.io.Serializable;
import java.util.regex.Pattern;

/**
 * User-agent信息
 *
 * @author Looly
 * @author wh
 * @since 1.0.0
 */
public class UserAgentInfo implements Serializable {
    public static final String NameUnknown = "Unknown";
    private static final long serialVersionUID = 1L;
    /**
     * 信息名称
     */
    private final String name;
    /**
     * 信息匹配模式
     */
    private final Pattern pattern;

    /**
     * 构造
     *
     * @param name  名字
     * @param regex 表达式
     */
    public UserAgentInfo( String name, String regex ) {
        this(name, (null == regex) ? null : Pattern.compile(regex, Pattern.CASE_INSENSITIVE));
    }

    /**
     * 构造
     *
     * @param name    名字
     * @param pattern 匹配模式
     */
    public UserAgentInfo( String name, Pattern pattern ) {
        this.name = name;
        this.pattern = pattern;
    }

    /**
     * 获取信息名称
     *
     * @return 信息名称
     */
    public String getName() {
        return name;
    }

    /**
     * 获取匹配模式
     *
     * @return 匹配模式
     */
    public Pattern getPattern() {
        return pattern;
    }

    /**
     * 指定内容中是否包含匹配此信息的内容
     *
     * @param content User-Agent字符串
     * @return 是否包含匹配此信息的内容
     */
    public boolean isMatch( String content ) {
        return ReUtil.contains(this.pattern, content);
    }

    /**
     * 是否为Unknown
     *
     * @return 是否为Unknown
     */
    public boolean isUnknown() {
        return NameUnknown.equals(this.name);
    }

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((name == null) ? 0 : name.hashCode());
        return result;
    }

    @Override
    public boolean equals( Object obj ) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        final UserAgentInfo other = (UserAgentInfo) obj;
        if (name == null) {
            return other.name == null;
        } else return name.equals(other.name);
    }

    @Override
    public String toString() {
        return this.name;
    }
}