org.apache.myfaces.shared_impl.util.CommentUtils Maven / Gradle / Ivy
/*
* 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.myfaces.shared_impl.util;
/**
* This class contains utility methods to detect special cases to be handled on "script" or
* "style" tags by HtmlResponseWriterImpl.
*
* @author Leonardo Uribe (latest modification by $Author: jakobk $)
* @version $Revision: 937069 $ $Date: 2010-04-22 16:19:29 -0500 (Jue, 22 Abr 2010) $
*/
public class CommentUtils
{
public static final String INLINE_SCRIPT_COMMENT = "//";
public static final String START_SCRIPT_COMMENT = "/*";
public static final String END_SCRIPT_COMMENT = "*/";
public static final String CDATA_SIMPLE_START = "";
public static final String COMMENT_SIMPLE_START = "";
public static boolean isStartMatchWithCommentedCDATA(String trimmedContent)
{
if (trimmedContent.startsWith(START_SCRIPT_COMMENT))
{
int offset = 2;
while (trimmedContent.charAt(offset) <= ' ')
{
offset++;
}
if (trimmedContent.startsWith(CDATA_SIMPLE_START, offset))
{
return true;
}
}
return false;
}
public static boolean isEndMatchWithCommentedCDATA(String trimmedContent)
{
if (trimmedContent.endsWith(END_SCRIPT_COMMENT))
{
int offset = trimmedContent.length()-3;
while (trimmedContent.charAt(offset) <= ' ')
{
offset--;
}
// CDATA_SIMPLE_END.length() = 3
// So, -3 +1 = -2
if (trimmedContent.startsWith(CDATA_SIMPLE_END, offset - 2))
{
return true;
}
}
return false;
}
public static boolean isEndMatchtWithInlineCommentedXmlCommentTag(String trimmedContent)
{
if (trimmedContent.endsWith(COMMENT_SIMPLE_END))
{
int offset = trimmedContent.length()-4;
while (trimmedContent.charAt(offset) <= ' ' &&
trimmedContent.charAt(offset) != '\n')
{
offset--;
}
// INLINE_SCRIPT_COMMENT.length() = 2
// So, -2 +1 = -1
if (trimmedContent.startsWith(INLINE_SCRIPT_COMMENT, offset - 1))
{
return true;
}
}
return false;
}
public static boolean isStartMatchWithInlineCommentedCDATA(String trimmedContent)
{
if (trimmedContent.startsWith(INLINE_SCRIPT_COMMENT))
{
int offset = 2;
while (trimmedContent.charAt(offset) <= ' ' &&
trimmedContent.charAt(offset) != '\n')
{
offset++;
}
if (trimmedContent.startsWith(CDATA_SIMPLE_START, offset))
{
return true;
}
}
return false;
}
public static boolean isEndMatchWithInlineCommentedCDATA(String trimmedContent)
{
if (trimmedContent.endsWith(CDATA_SIMPLE_END))
{
int offset = trimmedContent.length()- 4;
while (trimmedContent.charAt(offset) <= ' ' &&
trimmedContent.charAt(offset) != '\n')
{
offset--;
}
// INLINE_SCRIPT_COMMENT.length() = 2
// So, -2 +1 = -1
if (trimmedContent.startsWith(INLINE_SCRIPT_COMMENT, offset - 1))
{
return true;
}
}
return false;
}
}