| /* |
| * Copyright 2002,2004 The Apache Software Foundation. |
| * |
| * 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 org.apache.commons.jelly.tags.soap; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.StringReader; |
| |
| /** |
| * Wraps a String as an InputStream. Note that data will be lost for |
| * characters not in ISO Latin 1, as a simple char->byte mapping is assumed. |
| * |
| * @author <a href="mailto:umagesh@apache.org">Magesh Umasankar</a> |
| */ |
| public class StringInputStream |
| extends InputStream |
| { |
| /** Source string, stored as a StringReader */ |
| private StringReader in; |
| |
| /** |
| * Composes a stream from a String |
| * |
| * @param source The string to read from. Must not be <code>null</code>. |
| */ |
| public StringInputStream( String source ) |
| { |
| in = new StringReader( source ); |
| } |
| |
| /** |
| * Reads from the Stringreader, returning the same value. Note that |
| * data will be lost for characters not in ISO Latin 1. Clients |
| * assuming a return value in the range -1 to 255 may even fail on |
| * such input. |
| * |
| * @return the value of the next character in the StringReader |
| * |
| * @exception IOException if the original StringReader fails to be read |
| */ |
| public int read() throws IOException |
| { |
| return in.read(); |
| } |
| |
| /** |
| * Closes the Stringreader. |
| * |
| * @exception IOException if the original StringReader fails to be closed |
| */ |
| public void close() throws IOException |
| { |
| in.close(); |
| } |
| |
| /** |
| * Marks the read limit of the StringReader. |
| * |
| * @param limit the maximum limit of bytes that can be read before the |
| * mark position becomes invalid |
| */ |
| public synchronized void mark( final int limit ) |
| { |
| try |
| { |
| in.mark( limit ); |
| } |
| catch ( IOException ioe ) |
| { |
| throw new RuntimeException( ioe.getMessage() ); |
| } |
| } |
| |
| /** |
| * Resets the StringReader. |
| * |
| * @exception IOException if the StringReader fails to be reset |
| */ |
| public synchronized void reset() throws IOException |
| { |
| in.reset(); |
| } |
| |
| /** |
| * @see InputStream#markSupported |
| */ |
| public boolean markSupported() |
| { |
| return in.markSupported(); |
| } |
| } |
| |