org.apache.catalina.util.FileUtil Maven / Gradle / Ivy

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/*
 * 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.catalina.util;

import java.io.File;
import java.io.IOException;

public class FileUtil {

    private final String canonicalPath;

    public FileUtil(File f) throws IOException {
        String path = f.getCanonicalPath();
        if (!path.endsWith(File.separator)) {
            path += File.separatorChar;
        }

        canonicalPath = path;
    }


    public String getCanonicalPath() {
        return canonicalPath;
    }


    public boolean isParentOf(File child) throws IOException {
        return isParentOf(child.getCanonicalPath());
    }


    public boolean isParentOf(String childPath) {
        return childPath.startsWith(canonicalPath);
    }
}