/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 1997-2008 Sun Microsystems, Inc. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can obtain * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt. * Sun designates this particular file as subject to the "Classpath" exception * as provided by Sun in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the License * Header, with the fields enclosed by brackets [] replaced by your own * identifying information: "Portions Copyrighted [year] * [name of copyright owner]" * * Contributor(s): * * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. * * * This file incorporates work covered by the following copyright and * permission notice: * * 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 javax.servlet; import java.io.OutputStream; import java.io.IOException; import java.io.CharConversionException; import java.text.MessageFormat; import java.util.ResourceBundle; /** * Provides an output stream for sending binary data to the * client. A ServletOutputStream object is normally retrieved * via the {@link ServletResponse#getOutputStream} method. * *

This is an abstract class that the servlet container implements. * Subclasses of this class * must implement the java.io.OutputStream.write(int) * method. * * * @author Various * * @see ServletResponse * */ public abstract class ServletOutputStream extends OutputStream { private static final String LSTRING_FILE = "javax.servlet.LocalStrings"; private static ResourceBundle lStrings = ResourceBundle.getBundle(LSTRING_FILE); /** * * Does nothing, because this is an abstract class. * */ protected ServletOutputStream() { } /** * Writes a String to the client, * without a carriage return-line feed (CRLF) * character at the end. * * * @param s the String to send to the client * * @exception IOException if an input or output exception occurred * */ public void print(String s) throws IOException { if (s==null) s="null"; int len = s.length(); for (int i = 0; i < len; i++) { char c = s.charAt (i); // // XXX NOTE: This is clearly incorrect for many strings, // but is the only consistent approach within the current // servlet framework. It must suffice until servlet output // streams properly encode their output. // if ((c & 0xff00) != 0) { // high order byte must be zero String errMsg = lStrings.getString("err.not_iso8859_1"); Object[] errArgs = new Object[1]; errArgs[0] = new Character(c); errMsg = MessageFormat.format(errMsg, errArgs); throw new CharConversionException(errMsg); } write (c); } } /** * Writes a boolean value to the client, * with no carriage return-line feed (CRLF) * character at the end. * * @param b the boolean value * to send to the client * * @exception IOException if an input or output exception occurred * */ public void print(boolean b) throws IOException { String msg; if (b) { msg = lStrings.getString("value.true"); } else { msg = lStrings.getString("value.false"); } print(msg); } /** * Writes a character to the client, * with no carriage return-line feed (CRLF) * at the end. * * @param c the character to send to the client * * @exception IOException if an input or output exception occurred * */ public void print(char c) throws IOException { print(String.valueOf(c)); } /** * * Writes an int to the client, * with no carriage return-line feed (CRLF) * at the end. * * @param i the int to send to the client * * @exception IOException if an input or output exception occurred * */ public void print(int i) throws IOException { print(String.valueOf(i)); } /** * * Writes a long value to the client, * with no carriage return-line feed (CRLF) at the end. * * @param l the long value * to send to the client * * @exception IOException if an input or output exception * occurred * */ public void print(long l) throws IOException { print(String.valueOf(l)); } /** * * Writes a float value to the client, * with no carriage return-line feed (CRLF) at the end. * * @param f the float value * to send to the client * * @exception IOException if an input or output exception occurred * * */ public void print(float f) throws IOException { print(String.valueOf(f)); } /** * * Writes a double value to the client, * with no carriage return-line feed (CRLF) at the end. * * @param d the double value * to send to the client * * @exception IOException if an input or output exception occurred * */ public void print(double d) throws IOException { print(String.valueOf(d)); } /** * Writes a carriage return-line feed (CRLF) * to the client. * * * * @exception IOException if an input or output exception occurred * */ public void println() throws IOException { print("\r\n"); } /** * Writes a String to the client, * followed by a carriage return-line feed (CRLF). * * * @param s the String to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(String s) throws IOException { print(s); println(); } /** * * Writes a boolean value to the client, * followed by a * carriage return-line feed (CRLF). * * * @param b the boolean value * to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(boolean b) throws IOException { print(b); println(); } /** * * Writes a character to the client, followed by a carriage * return-line feed (CRLF). * * @param c the character to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(char c) throws IOException { print(c); println(); } /** * * Writes an int to the client, followed by a * carriage return-line feed (CRLF) character. * * * @param i the int to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(int i) throws IOException { print(i); println(); } /** * * Writes a long value to the client, followed by a * carriage return-line feed (CRLF). * * * @param l the long value to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(long l) throws IOException { print(l); println(); } /** * * Writes a float value to the client, * followed by a carriage return-line feed (CRLF). * * @param f the float value * to write to the client * * * @exception IOException if an input or output exception * occurred * */ public void println(float f) throws IOException { print(f); println(); } /** * * Writes a double value to the client, * followed by a carriage return-line feed (CRLF). * * * @param d the double value * to write to the client * * @exception IOException if an input or output exception occurred * */ public void println(double d) throws IOException { print(d); println(); } }