com.github.datalking.common.DefaultMessageSourceResolvable Maven / Gradle / Ivy

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package com.github.datalking.common;

import com.github.datalking.context.MessageSourceResolvable;
import com.github.datalking.util.ObjectUtils;
import com.github.datalking.util.StringUtils;

import java.io.Serializable;

/**
 * @author yaoo on 5/10/18
 */
public class DefaultMessageSourceResolvable implements MessageSourceResolvable, Serializable {

    private final String[] codes;

    private final Object[] arguments;

    private final String defaultMessage;

    public DefaultMessageSourceResolvable(String code) {
        this(new String[] {code}, null, null);
    }

    public DefaultMessageSourceResolvable(String[] codes) {
        this(codes, null, null);
    }

    public DefaultMessageSourceResolvable(String[] codes, String defaultMessage) {
        this(codes, null, defaultMessage);
    }

    public DefaultMessageSourceResolvable(String[] codes, Object[] arguments) {
        this(codes, arguments, null);
    }

    public DefaultMessageSourceResolvable(String[] codes, Object[] arguments, String defaultMessage) {
        this.codes = codes;
        this.arguments = arguments;
        this.defaultMessage = defaultMessage;
    }

    public DefaultMessageSourceResolvable(MessageSourceResolvable resolvable) {
        this(resolvable.getCodes(), resolvable.getArguments(), resolvable.getDefaultMessage());
    }

    public String[] getCodes() {
        return this.codes;
    }

    public String getCode() {
        return (this.codes != null && this.codes.length > 0) ? this.codes[this.codes.length - 1] : null;
    }

    public Object[] getArguments() {
        return this.arguments;
    }

    public String getDefaultMessage() {
        return this.defaultMessage;
    }

    protected final String resolvableToString() {
        StringBuilder result = new StringBuilder();
        result.append("codes [").append(StringUtils.arrayToDelimitedString(this.codes, ","));
        result.append("]; arguments [" + StringUtils.arrayToDelimitedString(this.arguments, ","));
        result.append("]; default message [").append(this.defaultMessage).append(']');
        return result.toString();
    }

    @Override
    public String toString() {
        return getClass().getName() + ": " + resolvableToString();
    }


    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (!(other instanceof MessageSourceResolvable)) {
            return false;
        }
        MessageSourceResolvable otherResolvable = (MessageSourceResolvable) other;
        return ObjectUtils.nullSafeEquals(getCodes(), otherResolvable.getCodes()) &&
                ObjectUtils.nullSafeEquals(getArguments(), otherResolvable.getArguments()) &&
                ObjectUtils.nullSafeEquals(getDefaultMessage(), otherResolvable.getDefaultMessage());
    }

    @Override
    public int hashCode() {
        int hashCode = ObjectUtils.nullSafeHashCode(getCodes());
        hashCode = 29 * hashCode + ObjectUtils.nullSafeHashCode(getArguments());
        hashCode = 29 * hashCode + ObjectUtils.nullSafeHashCode(getDefaultMessage());
        return hashCode;
    }

}