1 16 17 package org.apache.coyote.tomcat4; 18 19 import java.io.IOException ; 20 import java.io.PrintWriter ; 21 22 27 final class CoyoteWriter 28 extends PrintWriter { 29 30 31 33 34 private static final char[] LINE_SEP = { '\r', '\n' }; 35 36 37 39 40 protected OutputBuffer ob; 41 protected boolean error = false; 42 43 44 46 47 public CoyoteWriter(OutputBuffer ob) { 48 super(ob); 49 this.ob = ob; 50 } 51 52 53 55 56 59 void recycle() { 60 error = false; 61 } 62 63 64 66 67 public void flush() { 68 69 if (error) 70 return; 71 72 try { 73 ob.flush(); 74 } catch (IOException e) { 75 error = true; 76 } 77 78 } 79 80 81 public void close() { 82 83 try { 86 ob.close(); 87 } catch (IOException ex ) { 88 ; 89 } 90 error = false; 91 92 } 93 94 95 public boolean checkError() { 96 flush(); 97 return error; 98 } 99 100 101 public void write(int c) { 102 103 if (error) 104 return; 105 106 try { 107 ob.write(c); 108 } catch (IOException e) { 109 error = true; 110 } 111 112 } 113 114 115 public void write(char buf[], int off, int len) { 116 117 if (error) 118 return; 119 120 try { 121 ob.write(buf, off, len); 122 } catch (IOException e) { 123 error = true; 124 } 125 126 } 127 128 129 public void write(char buf[]) { 130 write(buf, 0, buf.length); 131 } 132 133 134 public void write(String s, int off, int len) { 135 136 if (error) 137 return; 138 139 try { 140 ob.write(s, off, len); 141 } catch (IOException e) { 142 error = true; 143 } 144 145 } 146 147 148 public void write(String s) { 149 write(s, 0, s.length()); 150 } 151 152 153 155 156 public void print(boolean b) { 157 if (b) { 158 write("true"); 159 } else { 160 write("false"); 161 } 162 } 163 164 165 public void print(char c) { 166 write(c); 167 } 168 169 170 public void print(int i) { 171 write(String.valueOf(i)); 172 } 173 174 175 public void print(long l) { 176 write(String.valueOf(l)); 177 } 178 179 180 public void print(float f) { 181 write(String.valueOf(f)); 182 } 183 184 185 public void print(double d) { 186 write(String.valueOf(d)); 187 } 188 189 190 public void print(char s[]) { 191 write(s); 192 } 193 194 195 public void print(String s) { 196 if (s == null) { 197 s = "null"; 198 } 199 write(s); 200 } 201 202 203 public void print(Object obj) { 204 write(String.valueOf(obj)); 205 } 206 207 208 public void println() { 209 write(LINE_SEP); 210 } 211 212 213 public void println(boolean b) { 214 print(b); 215 println(); 216 } 217 218 219 public void println(char c) { 220 print(c); 221 println(); 222 } 223 224 225 public void println(int i) { 226 print(i); 227 println(); 228 } 229 230 231 public void println(long l) { 232 print(l); 233 println(); 234 } 235 236 237 public void println(float f) { 238 print(f); 239 println(); 240 } 241 242 243 public void println(double d) { 244 print(d); 245 println(); 246 } 247 248 249 public void println(char c[]) { 250 print(c); 251 println(); 252 } 253 254 255 public void println(String s) { 256 print(s); 257 println(); 258 } 259 260 261 public void println(Object o) { 262 print(o); 263 println(); 264 } 265 266 267 } 268
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