/*
* 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.isis.core.commons.url;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.net.URLEncoder;
import com.google.common.base.Charsets;
import com.google.common.base.Function;
public final class UrlEncodingUtils {
public final static Function<String, String> FUNCTION = new Function<String, String>() {
@Override
public String apply(final String input) {
try {
return URLDecoder.decode(input, "UTF-8");
} catch (final UnsupportedEncodingException e) {
return "";
}
}
};
public final static Function<String, String> FUNCTION_NULLSAFE = new Function<String, String>() {
@Override
public String apply(final String input) {
if (input == null) {
return null;
}
try {
return URLDecoder.decode(input, "UTF-8");
} catch (final UnsupportedEncodingException e) {
return "";
}
}
};
private UrlEncodingUtils() {
}
public static String urlDecode(final String string) {
return FUNCTION.apply(string);
}
public static String urlDecodeNullSafe(final String string) {
return FUNCTION_NULLSAFE.apply(string);
}
public static String urlEncode(final String str) {
try {
return URLEncoder.encode(str, Charsets.UTF_8.name());
} catch (final UnsupportedEncodingException e) {
// shouldn't happen
throw new RuntimeException(e);
}
}
}