| /* |
| * Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved. |
| * Copyright 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.catalina.connector; |
| |
| import org.apache.catalina.LogFacade; |
| |
| import jakarta.servlet.ServletOutputStream; |
| import jakarta.servlet.WriteListener; |
| import java.io.IOException; |
| import java.util.ResourceBundle; |
| |
| /** |
| * Coyote implementation of the servlet output stream. |
| * |
| * @author Costin Manolache |
| * @author Remy Maucherat |
| */ |
| public class CoyoteOutputStream |
| extends ServletOutputStream { |
| |
| private static final ResourceBundle rb = LogFacade.getLogger().getResourceBundle(); |
| |
| |
| // ----------------------------------------------------- Instance Variables |
| |
| |
| protected OutputBuffer ob; |
| |
| |
| // ----------------------------------------------------------- Constructors |
| |
| |
| // BEGIN S1AS 6175642 |
| /* |
| protected CoyoteOutputStream(OutputBuffer ob) { |
| */ |
| public CoyoteOutputStream(OutputBuffer ob) { |
| // END S1AS 6175642 |
| this.ob = ob; |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Prevent cloning the facade. |
| */ |
| protected Object clone() |
| throws CloneNotSupportedException { |
| throw new CloneNotSupportedException(); |
| } |
| |
| |
| // -------------------------------------------------------- Package Methods |
| |
| |
| /** |
| * Clear facade. |
| */ |
| void clear() { |
| ob = null; |
| } |
| |
| |
| // --------------------------------------------------- OutputStream Methods |
| |
| |
| public void write(int i) |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| ob.writeByte(i); |
| } |
| |
| |
| public void write(byte[] b) |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| write(b, 0, b.length); |
| } |
| |
| |
| public void write(byte[] b, int off, int len) |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| ob.write(b, off, len); |
| } |
| |
| |
| /** |
| * Will send the buffer to the client. |
| */ |
| public void flush() |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| ob.flush(); |
| } |
| |
| |
| public void close() |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| ob.close(); |
| } |
| |
| |
| // -------------------------------------------- ServletOutputStream Methods |
| |
| |
| public void print(String s) |
| throws IOException { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| ob.write(s); |
| } |
| |
| |
| public boolean isReady() { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| return ob.isReady(); |
| } |
| |
| |
| public void setWriteListener(WriteListener writeListener) { |
| // Disallow operation if the object has gone out of scope |
| if (ob == null) { |
| throw new IllegalStateException(rb.getString(LogFacade.OBJECT_INVALID_SCOPE_EXCEPTION)); |
| } |
| |
| if (writeListener == null) { |
| throw new NullPointerException(rb.getString(LogFacade.NULL_WRITE_LISTENER_EXCEPTION)); |
| } |
| |
| ob.setWriteListener(writeListener); |
| } |
| } |