/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.tomcat.util.descriptor;

import java.io.InputStream;

import org.apache.tomcat.util.ExceptionUtils;
import org.xml.sax.InputSource;

/**
 * Utility methods for working with {@link InputSource} instances.
 */
public final class InputSourceUtil {

    private InputSourceUtil() {
        // Utility class. Hide default constructor.
    }


    /**
     * Close the byte stream associated with the given InputSource, if any.
     *
     * @param inputSource the InputSource to close
     */
    public static void close(InputSource inputSource) {
        if (inputSource == null) {
            // Nothing to do
            return;
        }

        InputStream is = inputSource.getByteStream();
        if (is != null) {
            try {
                is.close();
            } catch (Throwable t) {
                ExceptionUtils.handleThrowable(t);
            }
        }

    }
}
