ParsingUtils.java
/*
* 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.commons.compress.utils;
import java.io.IOException;
/**
* Utility methods for parsing data and converting it to other formats.
*
* @since 1.26.0
*/
public final class ParsingUtils {
/**
* Parses the provided string value to an Integer, assuming a base-10 radix
*
* @param value string value to parse
* @return parsed value as an int
* @throws IOException when the value cannot be parsed
*/
public static int parseIntValue(final String value) throws IOException {
return parseIntValue(value, 10);
}
/**
* Parse the provided string value to an Integer with a provided radix
*
* @param value string value to parse
* @param radix radix value to use for parsing
* @return parsed value as an int
* @throws IOException when the value cannot be parsed
*/
public static int parseIntValue(final String value, final int radix) throws IOException {
try {
return Integer.parseInt(value, radix);
} catch (final NumberFormatException exp) {
throw new IOException("Unable to parse int from string value: " + value);
}
}
/**
* Parses the provided string value to a Long, assuming a base-10 radix
*
* @param value string value to parse
* @return parsed value as a long
* @throws IOException when the value cannot be parsed
*/
public static long parseLongValue(final String value) throws IOException {
return parseLongValue(value, 10);
}
/**
* Parses the provided string value to a Long with a provided radix
*
* @param value string value to parse
* @param radix radix value to use for parsing
* @return parsed value as a long
* @throws IOException when the value cannot be parsed
*/
public static long parseLongValue(final String value, final int radix) throws IOException {
try {
return Long.parseLong(value, radix);
} catch (final NumberFormatException exp) {
throw new IOException("Unable to parse long from string value: " + value);
}
}
private ParsingUtils() {
/* no instances */ }
}