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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.uima.util;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
/**
* Static methods supporting proper handling of URIs
*
*/
public class UriUtils {
/**
* Create a URI from a string, with proper quoting.
* Already quoted things in the input string are not re-quoted.
* There are several cases:
* String has no characters needing quoting
* String has chars needing quoting, but no chars are currently quoted (e.g. %20)
* String has quoted (e.g. %20) characters but no other chars needing quoting
* String has quoted (e.g. %20) characters and chars needing quoting, not currently quoted
* -- this case will throw an exception
* @param s the string to quote
* @return URI with proper quoting
* @throws URISyntaxException passthru
*/
public static URI quote (String s) throws URISyntaxException {
if (-1 == s.indexOf('%')) {
// 3 argument constructor does any needed quoting of otherwise illegal chars
// https://issues.apache.org/jira/browse/UIMA-2097
return new URI(null, s, null);
}
// assume s already has all otherwise illegal chars properly quoted
return new URI(s);
}
/**
* Create a URI from a URL, with proper quoting.
* Already quoted things in the input string are not re-quoted.
* @param u the input URL
* @return URI with proper quoting
* @throws URISyntaxException passthru
*/
public static URI quote(URL u) throws URISyntaxException {
return quote(u.toString());
}
/**
* Create a URI from a String, with proper quoting.
* Already quoted things in the input string are not re-quoted.
* Mimic exception treatment of URI.create
* @param s the input string
* @return URI with proper quoting
*/
public static URI create(String s) {
try {
return quote(s);
} catch (URISyntaxException e) {
throw new IllegalArgumentException(e);
}
}
}
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