ExceptionHelper.java

/*
 * Copyright 2016 ANI Technologies Pvt. Ltd.
 *
 * 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 com.olacabs.fabric.common.util;

/**
 * Helper methods for handling Exceptions.
 */
public final class ExceptionHelper {

    private ExceptionHelper() {

    }

    public static Throwable getLeafThrowable(final Throwable t) {
        Throwable tmp = t;
        Throwable current = t;
        while (current != null) {
            tmp = current;
            current = current.getCause();
        }
        return tmp;
    }

    public static String getLeafErrorMessage(final Throwable t) {
        return getLeafThrowable(t).getMessage();
    }
}