| package org.apache.maven.shared.utils.xml; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.Reader; |
| import java.net.URL; |
| import java.net.URLConnection; |
| import java.util.regex.Pattern; |
| |
| /** |
| * |
| */ |
| public class XmlStreamReader |
| extends Reader |
| { |
| private final org.apache.commons.io.input.XmlStreamReader reader; |
| |
| private static String staticDefaultEncoding = null; |
| |
| /** |
| * @param encoding define the default encoding. |
| */ |
| public static void setDefaultEncoding( String encoding ) |
| { |
| staticDefaultEncoding = encoding; |
| } |
| |
| /** |
| * @return the default encoding. |
| */ |
| public static String getDefaultEncoding() |
| { |
| return staticDefaultEncoding; |
| } |
| |
| /** |
| * @param file The file to create it from. |
| * @throws IOException in case of an error. |
| */ |
| public XmlStreamReader( File file ) |
| throws IOException |
| { |
| this( new FileInputStream( file ) ); |
| } |
| |
| /** |
| * @param is {@link InputStream} |
| * @throws IOException in case of an error. |
| */ |
| public XmlStreamReader( InputStream is ) |
| throws IOException |
| { |
| this( is, true ); |
| } |
| |
| /** |
| * @param is {@link InputStream} |
| * @param lenient yes/no |
| * @throws IOException in case of an error. |
| * @throws XmlStreamReaderException in case of an error. |
| */ |
| public XmlStreamReader( InputStream is, boolean lenient ) |
| throws IOException, XmlStreamReaderException |
| { |
| reader = new org.apache.commons.io.input.XmlStreamReader( is, lenient, staticDefaultEncoding ); |
| } |
| |
| /** |
| * @param url {@link URL} |
| * @throws IOException in case of error. |
| */ |
| public XmlStreamReader( URL url ) |
| throws IOException |
| { |
| this( url.openConnection() ); |
| } |
| |
| /** |
| * @param conn The URL connection {@link URLConnection}. |
| * @throws IOException in case of error. |
| */ |
| public XmlStreamReader( URLConnection conn ) |
| throws IOException |
| { |
| reader = new org.apache.commons.io.input.XmlStreamReader( conn, staticDefaultEncoding ); |
| } |
| |
| /** |
| * @param is {@link InputStream} |
| * @param httpContentType content type. |
| * @throws IOException in case of error. |
| */ |
| public XmlStreamReader( InputStream is, String httpContentType ) |
| throws IOException |
| { |
| this( is, httpContentType, true ); |
| } |
| |
| /** |
| * @param is {@link InputStream} |
| * @param httpContentType content type. |
| * @param lenient yes/no. |
| * @param defaultEncoding The default encoding. |
| * @throws IOException in case of error. |
| * @throws XmlStreamReaderException in case of error. |
| */ |
| public XmlStreamReader( InputStream is, String httpContentType, boolean lenient, String defaultEncoding ) |
| throws IOException, XmlStreamReaderException |
| { |
| reader = new org.apache.commons.io.input.XmlStreamReader( is, httpContentType, lenient, |
| ( defaultEncoding == null ) |
| ? staticDefaultEncoding |
| : defaultEncoding ); |
| } |
| |
| /** |
| * @param is {@link InputStream} |
| * @param httpContentType content type. |
| * @param lenient yes/no. |
| * @throws IOException in case of error. |
| * @throws XmlStreamReaderException in case of error. |
| */ |
| public XmlStreamReader( InputStream is, String httpContentType, boolean lenient ) |
| throws IOException, XmlStreamReaderException |
| { |
| this( is, httpContentType, lenient, null ); |
| } |
| |
| /** |
| * @return The current encoding. |
| */ |
| public String getEncoding() |
| { |
| return reader.getEncoding(); |
| } |
| |
| /** {@inheritDoc} */ |
| public int read( char[] buf, int offset, int len ) |
| throws IOException |
| { |
| return reader.read( buf, offset, len ); |
| } |
| |
| /** {@inheritDoc} */ |
| public void close() |
| throws IOException |
| { |
| reader.close(); |
| } |
| |
| static final Pattern ENCODING_PATTERN = |
| Pattern.compile( "<\\?xml.*encoding[\\s]*=[\\s]*((?:\".[^\"]*\")|(?:'.[^']*'))", Pattern.MULTILINE ); |
| } |