| 1 | |
|
| 2 | |
|
| 3 | |
|
| 4 | |
|
| 5 | |
|
| 6 | |
|
| 7 | |
|
| 8 | |
|
| 9 | |
|
| 10 | |
|
| 11 | |
|
| 12 | |
|
| 13 | |
|
| 14 | |
|
| 15 | |
|
| 16 | |
|
| 17 | |
|
| 18 | |
|
| 19 | |
|
| 20 | |
|
| 21 | |
|
| 22 | |
|
| 23 | |
|
| 24 | |
package org.webmacro.engine; |
| 25 | |
|
| 26 | |
import java.io.IOException; |
| 27 | |
import java.util.List; |
| 28 | |
|
| 29 | |
import org.slf4j.Logger; |
| 30 | |
import org.slf4j.LoggerFactory; |
| 31 | |
import org.webmacro.Context; |
| 32 | |
import org.webmacro.FastWriter; |
| 33 | |
import org.webmacro.Macro; |
| 34 | |
import org.webmacro.PropertyException; |
| 35 | |
import org.webmacro.TemplateVisitor; |
| 36 | |
import org.webmacro.Visitable; |
| 37 | |
import org.webmacro.WebMacroRuntimeException; |
| 38 | |
import org.webmacro.util.Encoder; |
| 39 | |
|
| 40 | |
|
| 41 | |
|
| 42 | |
|
| 43 | |
|
| 44 | |
final public class Block implements Macro, Visitable |
| 45 | |
{ |
| 46 | |
|
| 47 | 2 | static Logger _log = LoggerFactory.getLogger(Block.class); |
| 48 | |
|
| 49 | |
private final String[] _strings; |
| 50 | |
private final Macro[] _macros; |
| 51 | |
private final int[] _lineNos, _colNos; |
| 52 | |
|
| 53 | |
private final Encoder.Block _block; |
| 54 | |
private final int _length; |
| 55 | |
private final int _remainder; |
| 56 | |
private String _name; |
| 57 | |
|
| 58 | |
|
| 59 | |
|
| 60 | |
|
| 61 | |
|
| 62 | |
|
| 63 | |
|
| 64 | |
|
| 65 | |
|
| 66 | |
|
| 67 | |
protected Block (String name, String[] strings, Macro[] macros, |
| 68 | |
int lineNos[], int colNos[]) |
| 69 | 1484 | { |
| 70 | 1484 | _name = name; |
| 71 | 1484 | _strings = strings; |
| 72 | 1484 | _macros = macros; |
| 73 | 1484 | _lineNos = lineNos; |
| 74 | 1484 | _colNos = colNos; |
| 75 | |
|
| 76 | 1484 | _length = _macros.length; |
| 77 | 1484 | _remainder = 10 - _length % 10; |
| 78 | |
|
| 79 | |
|
| 80 | 1484 | _block = new Encoder.Block(_strings); |
| 81 | 1484 | } |
| 82 | |
|
| 83 | |
|
| 84 | |
|
| 85 | |
|
| 86 | |
|
| 87 | |
|
| 88 | |
|
| 89 | |
|
| 90 | |
final public void write (final FastWriter out, final Context context) |
| 91 | |
throws PropertyException, IOException |
| 92 | |
{ |
| 93 | 56066 | final byte[][] bcontent = out.getEncoder().encode(_block); |
| 94 | |
byte[] b; |
| 95 | 56066 | Context.TemplateEvaluationContext teC = context.getTemplateEvaluationContext(); |
| 96 | 56066 | String oldName = teC._templateName; |
| 97 | |
|
| 98 | 56066 | teC._templateName = _name; |
| 99 | |
|
| 100 | |
|
| 101 | |
|
| 102 | |
|
| 103 | |
|
| 104 | |
|
| 105 | 56066 | int i = 0; |
| 106 | 56066 | switch (_remainder) |
| 107 | |
{ |
| 108 | |
case 1: |
| 109 | 80 | b = bcontent[i]; |
| 110 | 80 | out.write(b, 0, b.length); |
| 111 | 80 | teC._lineNo = this.getLineNo(i); |
| 112 | 80 | teC._columnNo = this.getColNo(i); |
| 113 | 80 | _macros[i++].write(out, context); |
| 114 | |
case 2: |
| 115 | 170 | b = bcontent[i]; |
| 116 | 170 | out.write(b, 0, b.length); |
| 117 | 170 | teC._lineNo = this.getLineNo(i); |
| 118 | 170 | teC._columnNo = this.getColNo(i); |
| 119 | 170 | _macros[i++].write(out, context); |
| 120 | |
case 3: |
| 121 | 280 | b = bcontent[i]; |
| 122 | 280 | out.write(b, 0, b.length); |
| 123 | 280 | teC._lineNo = this.getLineNo(i); |
| 124 | 280 | teC._columnNo = this.getColNo(i); |
| 125 | 280 | _macros[i++].write(out, context); |
| 126 | |
case 4: |
| 127 | 1716 | b = bcontent[i]; |
| 128 | 1716 | out.write(b, 0, b.length); |
| 129 | 1716 | teC._lineNo = this.getLineNo(i); |
| 130 | 1716 | teC._columnNo = this.getColNo(i); |
| 131 | 1716 | _macros[i++].write(out, context); |
| 132 | |
case 5: |
| 133 | 4918 | b = bcontent[i]; |
| 134 | 4918 | out.write(b, 0, b.length); |
| 135 | 4918 | teC._lineNo = this.getLineNo(i); |
| 136 | 4918 | teC._columnNo = this.getColNo(i); |
| 137 | 4918 | _macros[i++].write(out, context); |
| 138 | |
case 6: |
| 139 | 9646 | b = bcontent[i]; |
| 140 | 9646 | out.write(b, 0, b.length); |
| 141 | 9646 | teC._lineNo = this.getLineNo(i); |
| 142 | 9646 | teC._columnNo = this.getColNo(i); |
| 143 | 9646 | _macros[i++].write(out, context); |
| 144 | |
case 7: |
| 145 | 12242 | b = bcontent[i]; |
| 146 | 12242 | out.write(b, 0, b.length); |
| 147 | 12242 | teC._lineNo = this.getLineNo(i); |
| 148 | 12242 | teC._columnNo = this.getColNo(i); |
| 149 | 12242 | _macros[i++].write(out, context); |
| 150 | |
case 8: |
| 151 | 24694 | b = bcontent[i]; |
| 152 | 24694 | out.write(b, 0, b.length); |
| 153 | 24694 | teC._lineNo = this.getLineNo(i); |
| 154 | 24694 | teC._columnNo = this.getColNo(i); |
| 155 | 24694 | _macros[i++].write(out, context); |
| 156 | |
case 9: |
| 157 | 55330 | b = bcontent[i]; |
| 158 | 55330 | out.write(b, 0, b.length); |
| 159 | 55330 | teC._lineNo = this.getLineNo(i); |
| 160 | 55330 | teC._columnNo = this.getColNo(i); |
| 161 | 55330 | _macros[i++].write(out, context); |
| 162 | |
case 10: |
| 163 | 56042 | break; |
| 164 | |
default : |
| 165 | 0 | throw new WebMacroRuntimeException( |
| 166 | |
"Bug: _remainder value not 0 to 10: " + _remainder); |
| 167 | |
|
| 168 | |
} |
| 169 | |
|
| 170 | 56632 | while (i < _length) |
| 171 | |
{ |
| 172 | 596 | b = bcontent[i]; |
| 173 | 596 | out.write(b, 0, b.length); |
| 174 | 596 | teC._lineNo = this.getLineNo(i); |
| 175 | 596 | teC._columnNo = this.getColNo(i); |
| 176 | 596 | _macros[i++].write(out, context); |
| 177 | 590 | b = bcontent[i]; |
| 178 | 590 | out.write(b, 0, b.length); |
| 179 | 590 | teC._lineNo = this.getLineNo(i); |
| 180 | 590 | teC._columnNo = this.getColNo(i); |
| 181 | 590 | _macros[i++].write(out, context); |
| 182 | 590 | b = bcontent[i]; |
| 183 | 590 | out.write(b, 0, b.length); |
| 184 | 590 | teC._lineNo = this.getLineNo(i); |
| 185 | 590 | teC._columnNo = this.getColNo(i); |
| 186 | 590 | _macros[i++].write(out, context); |
| 187 | 590 | b = bcontent[i]; |
| 188 | 590 | out.write(b, 0, b.length); |
| 189 | 590 | teC._lineNo = this.getLineNo(i); |
| 190 | 590 | teC._columnNo = this.getColNo(i); |
| 191 | 590 | _macros[i++].write(out, context); |
| 192 | 590 | b = bcontent[i]; |
| 193 | 590 | out.write(b, 0, b.length); |
| 194 | 590 | teC._lineNo = this.getLineNo(i); |
| 195 | 590 | teC._columnNo = this.getColNo(i); |
| 196 | 590 | _macros[i++].write(out, context); |
| 197 | 590 | b = bcontent[i]; |
| 198 | 590 | out.write(b, 0, b.length); |
| 199 | 590 | teC._lineNo = this.getLineNo(i); |
| 200 | 590 | teC._columnNo = this.getColNo(i); |
| 201 | 590 | _macros[i++].write(out, context); |
| 202 | 590 | b = bcontent[i]; |
| 203 | 590 | out.write(b, 0, b.length); |
| 204 | 590 | teC._lineNo = this.getLineNo(i); |
| 205 | 590 | teC._columnNo = this.getColNo(i); |
| 206 | 590 | _macros[i++].write(out, context); |
| 207 | 590 | b = bcontent[i]; |
| 208 | 590 | out.write(b, 0, b.length); |
| 209 | 590 | teC._lineNo = this.getLineNo(i); |
| 210 | 590 | teC._columnNo = this.getColNo(i); |
| 211 | 590 | _macros[i++].write(out, context); |
| 212 | 590 | b = bcontent[i]; |
| 213 | 590 | out.write(b, 0, b.length); |
| 214 | 590 | teC._lineNo = this.getLineNo(i); |
| 215 | 590 | teC._columnNo = this.getColNo(i); |
| 216 | 590 | _macros[i++].write(out, context); |
| 217 | 590 | b = bcontent[i]; |
| 218 | 590 | out.write(b, 0, b.length); |
| 219 | 590 | teC._lineNo = this.getLineNo(i); |
| 220 | 590 | teC._columnNo = this.getColNo(i); |
| 221 | 590 | _macros[i++].write(out, context); |
| 222 | |
} |
| 223 | 56036 | b = bcontent[_length]; |
| 224 | 56036 | out.write(b, 0, b.length); |
| 225 | 56036 | teC._templateName = oldName; |
| 226 | 56036 | } |
| 227 | |
|
| 228 | |
public String getTemplateName () |
| 229 | |
{ |
| 230 | 0 | return _name; |
| 231 | |
} |
| 232 | |
|
| 233 | |
public void setTemplateName (String name) |
| 234 | |
{ |
| 235 | 0 | _name = name; |
| 236 | 0 | } |
| 237 | |
|
| 238 | |
public int getLineNo (int i) |
| 239 | |
{ |
| 240 | 114982 | return (_lineNos != null && i >= 0 && _lineNos.length > i) ? _lineNos[i] : 0; |
| 241 | |
} |
| 242 | |
|
| 243 | |
public int getColNo (int i) |
| 244 | |
{ |
| 245 | 114982 | return (_colNos != null && i >= 0 && _colNos.length > i) ? _colNos[i] : 0; |
| 246 | |
} |
| 247 | |
|
| 248 | |
private static class BlockIterator implements BlockBuilder.BlockIterator |
| 249 | |
{ |
| 250 | |
|
| 251 | 0 | private int i = 0; |
| 252 | 0 | private boolean doneString = false, done = false; |
| 253 | |
private String[] strings; |
| 254 | |
private Macro[] macros; |
| 255 | |
private Block block; |
| 256 | |
|
| 257 | |
public BlockIterator (String[] strings, Macro[] macros, Block b) |
| 258 | 0 | { |
| 259 | 0 | this.strings = strings; |
| 260 | 0 | this.macros = macros; |
| 261 | 0 | this.block = b; |
| 262 | 0 | } |
| 263 | |
|
| 264 | |
public boolean hasNext () |
| 265 | |
{ |
| 266 | 0 | return !done; |
| 267 | |
} |
| 268 | |
|
| 269 | |
public String getName () |
| 270 | |
{ |
| 271 | 0 | return block.getTemplateName(); |
| 272 | |
} |
| 273 | |
|
| 274 | |
public int getLineNo () |
| 275 | |
{ |
| 276 | 0 | return block.getLineNo(i - 1); |
| 277 | |
} |
| 278 | |
|
| 279 | |
public int getColNo () |
| 280 | |
{ |
| 281 | 0 | return block.getColNo(i - 1); |
| 282 | |
} |
| 283 | |
|
| 284 | |
public void remove () |
| 285 | |
{ |
| 286 | 0 | throw new UnsupportedOperationException(); |
| 287 | |
} |
| 288 | |
|
| 289 | |
public Object next () |
| 290 | |
{ |
| 291 | 0 | if (doneString) |
| 292 | |
{ |
| 293 | 0 | doneString = false; |
| 294 | 0 | return macros[i++]; |
| 295 | |
} |
| 296 | |
else |
| 297 | |
{ |
| 298 | 0 | if (i == strings.length - 1) |
| 299 | 0 | done = true; |
| 300 | 0 | doneString = true; |
| 301 | 0 | return strings[i]; |
| 302 | |
} |
| 303 | |
} |
| 304 | |
} |
| 305 | |
|
| 306 | |
public BlockBuilder.BlockIterator getBlockIterator () |
| 307 | |
{ |
| 308 | 0 | return new BlockIterator(_strings, _macros, this); |
| 309 | |
} |
| 310 | |
|
| 311 | |
final void appendTo (List l) |
| 312 | |
{ |
| 313 | 0 | final int len = _macros.length; |
| 314 | 0 | for (int i = 0; i < _macros.length; i++) |
| 315 | |
{ |
| 316 | 0 | l.add(_strings[i]); |
| 317 | 0 | l.add(_macros[i]); |
| 318 | |
} |
| 319 | 0 | l.add(_strings[len]); |
| 320 | 0 | } |
| 321 | |
|
| 322 | |
final public void accept (TemplateVisitor v) |
| 323 | |
{ |
| 324 | 0 | v.beginBlock(); |
| 325 | 0 | final int len = _macros.length; |
| 326 | 0 | for (int i = 0; i < len; i++) |
| 327 | |
{ |
| 328 | 0 | v.visitString(_strings[i]); |
| 329 | 0 | v.visitMacro(_macros[i]); |
| 330 | |
} |
| 331 | 0 | v.visitString(_strings[len]); |
| 332 | 0 | v.endBlock(); |
| 333 | 0 | } |
| 334 | |
|
| 335 | |
|
| 336 | |
|
| 337 | |
|
| 338 | |
final public Object evaluate (Context context) throws PropertyException |
| 339 | |
{ |
| 340 | |
try |
| 341 | |
{ |
| 342 | 0 | FastWriter fw = FastWriter.getInstance(context.getBroker()); |
| 343 | 0 | write(fw, context); |
| 344 | 0 | String ret = fw.toString(); |
| 345 | 0 | fw.close(); |
| 346 | 0 | return ret; |
| 347 | |
} |
| 348 | 0 | catch (IOException e) |
| 349 | |
{ |
| 350 | 0 | _log.error("StringWriter threw an IOException!", e); |
| 351 | 0 | return null; |
| 352 | |
} |
| 353 | |
} |
| 354 | |
|
| 355 | |
} |
| 356 | |
|