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| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| TraceOutputStream.java | 0% | 0% | 0% | 0% |
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| 1 | /* | |
| 2 | * Copyright (c) 1998, 2005 Gargoyle Software Inc. All rights reserved. | |
| 3 | * | |
| 4 | * Redistribution and use in source and binary forms, with or without | |
| 5 | * modification, are permitted provided that the following conditions are met: | |
| 6 | * | |
| 7 | * 1. Redistributions of source code must retain the above copyright notice, | |
| 8 | * this list of conditions and the following disclaimer. | |
| 9 | * 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 10 | * this list of conditions and the following disclaimer in the documentation | |
| 11 | * and/or other materials provided with the distribution. | |
| 12 | * 3. The end-user documentation included with the redistribution, if any, must | |
| 13 | * include the following acknowledgment: | |
| 14 | * | |
| 15 | * "This product includes software developed by Gargoyle Software Inc. | |
| 16 | * (http://www.GargoyleSoftware.com/)." | |
| 17 | * | |
| 18 | * Alternately, this acknowledgment may appear in the software itself, if | |
| 19 | * and wherever such third-party acknowledgments normally appear. | |
| 20 | * 4. The name "Gargoyle Software" must not be used to endorse or promote | |
| 21 | * products derived from this software without prior written permission. | |
| 22 | * For written permission, please contact info@GargoyleSoftware.com. | |
| 23 | * 5. Products derived from this software may not be called "GSBase", nor may | |
| 24 | * "GSBase" appear in their name, without prior written permission of | |
| 25 | * Gargoyle Software Inc. | |
| 26 | * | |
| 27 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, | |
| 28 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
| 29 | * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE | |
| 30 | * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |
| 31 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 32 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, | |
| 33 | * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 34 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 35 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, | |
| 36 | * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 37 | */ | |
| 38 | package com.gargoylesoftware.base.trace; | |
| 39 | ||
| 40 | import java.io.OutputStream; | |
| 41 | ||
| 42 | /** | |
| 43 | * <p style="color: orange">Internal use only.</p>. | |
| 44 | * | |
| 45 | * @version $Revision: 1.9 $ | |
| 46 | * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a> | |
| 47 | */ | |
| 48 | public class TraceOutputStream | |
| 49 | extends | |
| 50 | OutputStream { | |
| 51 | ||
| 52 | private StringBuffer buffer_; | |
| 53 | ||
| 54 | /** | |
| 55 | * | |
| 56 | */ | |
| 57 | 0 | public TraceOutputStream() { |
| 58 | 0 | buffer_ = new StringBuffer(); |
| 59 | } | |
| 60 | ||
| 61 | /** | |
| 62 | * Writes the specified byte to this output stream. The general | |
| 63 | * contract for <code>write</code> is that one byte is written | |
| 64 | * to the output stream. The byte to be written is the eight | |
| 65 | * low-order bits of the argument <code>b</code>. The 24 | |
| 66 | * high-order bits of <code>b</code> are ignored. | |
| 67 | * <p> | |
| 68 | * Subclasses of <code>OutputStream</code> must provide an | |
| 69 | * implementation for this method. | |
| 70 | * | |
| 71 | * @param aByte the <code>byte</code>. | |
| 72 | */ | |
| 73 | 0 | public void write(final int aByte) { |
| 74 | 0 | final char c = (char)aByte; |
| 75 | 0 | switch(c) { |
| 76 | 0 | case '\n': |
| 77 | 0 | printBuffer(); |
| 78 | 0 | break; |
| 79 | ||
| 80 | 0 | case '\r': |
| 81 | 0 | break; |
| 82 | ||
| 83 | 0 | default: |
| 84 | 0 | buffer_.append(c); |
| 85 | 0 | break; |
| 86 | } | |
| 87 | } | |
| 88 | ||
| 89 | /** | |
| 90 | * Writes <code>b.length</code> bytes from the specified byte array | |
| 91 | * to this output stream. The general contract for <code>write(b)</code> | |
| 92 | * is that it should have exactly the same effect as the call | |
| 93 | * <code>write(b, 0, b.length)</code>. | |
| 94 | * | |
| 95 | * @param b the data. | |
| 96 | * @see java.io.OutputStream#write(byte[], int, int) | |
| 97 | */ | |
| 98 | 0 | public void write(byte b[]) { |
| 99 | 0 | write(b, 0, b.length); |
| 100 | } | |
| 101 | ||
| 102 | /** | |
| 103 | * Writes <code>len</code> bytes from the specified byte array | |
| 104 | * starting at offset <code>off</code> to this output stream. | |
| 105 | * The general contract for <code>write(b, off, len)</code> is that | |
| 106 | * some of the bytes in the array <code>b</code> are written to the | |
| 107 | * output stream in order; element <code>b[off]</code> is the first | |
| 108 | * byte written and <code>b[off+len-1]</code> is the last byte written | |
| 109 | * by this operation. | |
| 110 | * <p> | |
| 111 | * The <code>write</code> method of <code>OutputStream</code> calls | |
| 112 | * the write method of one argument on each of the bytes to be | |
| 113 | * written out. Subclasses are encouraged to override this method and | |
| 114 | * provide a more efficient implementation. | |
| 115 | * <p> | |
| 116 | * If <code>b</code> is <code>null</code>, a | |
| 117 | * <code>NullPointerException</code> is thrown. | |
| 118 | * <p> | |
| 119 | * If <code>off</code> is negative, or <code>len</code> is negative, or | |
| 120 | * <code>off+len</code> is greater than the length of the array | |
| 121 | * <code>b</code>, then an <tt>IndexOutOfBoundsException</tt> is thrown. | |
| 122 | * | |
| 123 | * @param b the data. | |
| 124 | * @param off the start offset in the data. | |
| 125 | * @param len the number of bytes to write. | |
| 126 | */ | |
| 127 | 0 | public void write(byte b[], int off, int len) { |
| 128 | 0 | if( b == null ) { |
| 129 | 0 | throw new NullPointerException(); |
| 130 | } | |
| 131 | 0 | else if( (off < 0) || (off > b.length) || (len < 0) |
| 132 | || ((off + len) > b.length) || ((off + len) < 0) ) { | |
| 133 | 0 | throw new IndexOutOfBoundsException(); |
| 134 | } | |
| 135 | 0 | else if( len == 0 ) { |
| 136 | 0 | return; |
| 137 | } | |
| 138 | 0 | for( int i = 0 ; i < len ; i++ ) { |
| 139 | 0 | write(b[off + i]); |
| 140 | } | |
| 141 | } | |
| 142 | ||
| 143 | /** | |
| 144 | * Flushes this output stream and forces any buffered output bytes | |
| 145 | * to be written out. The general contract of <code>flush</code> is | |
| 146 | * that calling it is an indication that, if any bytes previously | |
| 147 | * written have been buffered by the implementation of the output | |
| 148 | * stream, such bytes should immediately be written to their | |
| 149 | * intended destination. | |
| 150 | * <p> | |
| 151 | * The <code>flush</code> method of <code>OutputStream</code> does nothing. | |
| 152 | */ | |
| 153 | 0 | public void flush() { |
| 154 | 0 | printBuffer(); |
| 155 | 0 | Trace.flush(); |
| 156 | } | |
| 157 | ||
| 158 | /** | |
| 159 | * Closes this output stream and releases any system resources | |
| 160 | * associated with this stream. The general contract of <code>close</code> | |
| 161 | * is that it closes the output stream. A closed stream cannot perform | |
| 162 | * output operations and cannot be reopened. | |
| 163 | * <p> | |
| 164 | * The <code>close</code> method of <code>OutputStream</code> does nothing. | |
| 165 | */ | |
| 166 | 0 | public void close() { |
| 167 | 0 | Trace.flush(); |
| 168 | } | |
| 169 | ||
| 170 | /** | |
| 171 | * | |
| 172 | */ | |
| 173 | 0 | private void printBuffer() { |
| 174 | 0 | StringBuffer tempBuffer = buffer_; |
| 175 | 0 | buffer_ = new StringBuffer(); |
| 176 | 0 | Trace.println( tempBuffer.toString() ); |
| 177 | } | |
| 178 | ||
| 179 | } | |
| 180 | ||
| 181 |
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