/*
* Copyright 2013 the original author or authors.
*
* Licensed 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 co.freeside.betamax.io;
import java.util.regex.Pattern;
import com.google.common.net.MediaType;
import static com.google.common.net.MediaType.*;
public class ContentTypes {
private static final Pattern TEXT_CONTENT_TYPE_PATTERN = Pattern.compile("(json|javascript|(\\w+\\+)?xml)");
public static boolean isTextContentType(String contentType) {
if (contentType == null) {
return false;
}
MediaType mediaType = MediaType.parse(contentType);
if (mediaType.is(ANY_TEXT_TYPE) || mediaType.is(FORM_DATA)) {
return true;
}
if (mediaType.is(ANY_APPLICATION_TYPE) && TEXT_CONTENT_TYPE_PATTERN.matcher(mediaType.subtype()).matches()) {
return true;
}
return false;
}
private ContentTypes() {
}
}