| /* |
| * 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.coyote.http11.filters; |
| |
| import java.io.IOException; |
| |
| import org.apache.coyote.InputBuffer; |
| import org.apache.coyote.http11.InputFilter; |
| import org.apache.tomcat.util.buf.ByteChunk; |
| |
| /** |
| * Input filter responsible for replaying the request body when restoring the |
| * saved request after FORM authentication. |
| */ |
| public class SavedRequestInputFilter implements InputFilter { |
| |
| /** |
| * The original request body. |
| */ |
| protected ByteChunk input = null; |
| |
| /** |
| * Create a new SavedRequestInputFilter. |
| * |
| * @param input The saved request body to be replayed. |
| */ |
| public SavedRequestInputFilter(ByteChunk input) { |
| this.input = input; |
| } |
| |
| /** |
| * Read bytes. |
| */ |
| public int doRead(ByteChunk chunk, org.apache.coyote.Request request) |
| throws IOException { |
| int writeLength = 0; |
| |
| if (chunk.getLimit() > 0 && chunk.getLimit() < input.getLength()) { |
| writeLength = chunk.getLimit(); |
| } else { |
| writeLength = input.getLength(); |
| } |
| |
| if(input.getOffset()>= input.getEnd()) |
| return -1; |
| |
| input.substract(chunk.getBuffer(), 0, writeLength); |
| chunk.setOffset(0); |
| chunk.setEnd(writeLength); |
| |
| return writeLength; |
| } |
| |
| /** |
| * Set the content length on the request. |
| */ |
| public void setRequest(org.apache.coyote.Request request) { |
| request.setContentLength(input.getLength()); |
| } |
| |
| /** |
| * Make the filter ready to process the next request. |
| */ |
| public void recycle() { |
| input = null; |
| } |
| |
| /** |
| * Return the name of the associated encoding; here, the value is null. |
| */ |
| public ByteChunk getEncodingName() { |
| return null; |
| } |
| |
| /** |
| * Set the next buffer in the filter pipeline (has no effect). |
| */ |
| public void setBuffer(InputBuffer buffer) { |
| } |
| |
| /** |
| * End the current request (has no effect). |
| */ |
| public long end() throws IOException { |
| return 0; |
| } |
| |
| } |