package com.xcong.excoin.modules.newPrice.utils;
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import com.xcong.excoin.common.exception.FebsException;
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import java.util.LinkedHashMap;
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public final class ParameterChecker {
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private ParameterChecker() {
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}
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public static void checkParameter(LinkedHashMap<String, Object> parameters, String parameter, Class t) {
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checkRequiredParameter(parameters, parameter);
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checkParameterType(parameters.get(parameter), t, parameter);
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}
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public static void checkOrParameters(LinkedHashMap<String, Object> parameters, String parameter, String parameter2) {
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if (!parameters.containsKey(parameter) && (!parameters.containsKey(parameter2))) {
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throw new FebsException(String.format("Either \"%s\" or \"%s\" is required!", parameter, parameter2));
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}
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}
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public static void checkRequiredParameter(LinkedHashMap<String, Object> parameters, String parameter) {
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if (!parameters.containsKey(parameter)) {
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throw new FebsException(String.format("\"%s\" is a mandatory parameter!", parameter));
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}
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}
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public static void checkParameterType(Object parameter, Class t, String name) {
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if (!t.isInstance(parameter)) {
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throw new FebsException(String.format("\"%s\" must be of %s type.", name, t));
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} else if (t == String.class && parameter.toString().trim().equals("")) {
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throw new FebsException(String.format("\"%s\" must not be empty.", name));
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}
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}
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}
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