コード例 #1
0
 private void readField(BytesRef type, FieldInfo fieldInfo, StoredFieldVisitor visitor)
     throws IOException {
   readLine();
   assert StringHelper.startsWith(scratch.get(), VALUE);
   if (type == TYPE_STRING) {
     byte[] bytes = new byte[scratch.length() - VALUE.length];
     System.arraycopy(scratch.bytes(), VALUE.length, bytes, 0, bytes.length);
     visitor.stringField(fieldInfo, bytes);
   } else if (type == TYPE_BINARY) {
     byte[] copy = new byte[scratch.length() - VALUE.length];
     System.arraycopy(scratch.bytes(), VALUE.length, copy, 0, copy.length);
     visitor.binaryField(fieldInfo, copy);
   } else if (type == TYPE_INT) {
     scratchUTF16.copyUTF8Bytes(scratch.bytes(), VALUE.length, scratch.length() - VALUE.length);
     visitor.intField(fieldInfo, Integer.parseInt(scratchUTF16.toString()));
   } else if (type == TYPE_LONG) {
     scratchUTF16.copyUTF8Bytes(scratch.bytes(), VALUE.length, scratch.length() - VALUE.length);
     visitor.longField(fieldInfo, Long.parseLong(scratchUTF16.toString()));
   } else if (type == TYPE_FLOAT) {
     scratchUTF16.copyUTF8Bytes(scratch.bytes(), VALUE.length, scratch.length() - VALUE.length);
     visitor.floatField(fieldInfo, Float.parseFloat(scratchUTF16.toString()));
   } else if (type == TYPE_DOUBLE) {
     scratchUTF16.copyUTF8Bytes(scratch.bytes(), VALUE.length, scratch.length() - VALUE.length);
     visitor.doubleField(fieldInfo, Double.parseDouble(scratchUTF16.toString()));
   }
 }
コード例 #2
0
  @Override
  public void visitDocument(int n, StoredFieldVisitor visitor) throws IOException {
    in.seek(offsets[n]);

    while (true) {
      readLine();
      if (StringHelper.startsWith(scratch.get(), FIELD) == false) {
        break;
      }
      int fieldNumber = parseIntAt(FIELD.length);
      FieldInfo fieldInfo = fieldInfos.fieldInfo(fieldNumber);
      readLine();
      assert StringHelper.startsWith(scratch.get(), NAME);
      readLine();
      assert StringHelper.startsWith(scratch.get(), TYPE);

      final BytesRef type;
      if (equalsAt(TYPE_STRING, scratch.get(), TYPE.length)) {
        type = TYPE_STRING;
      } else if (equalsAt(TYPE_BINARY, scratch.get(), TYPE.length)) {
        type = TYPE_BINARY;
      } else if (equalsAt(TYPE_INT, scratch.get(), TYPE.length)) {
        type = TYPE_INT;
      } else if (equalsAt(TYPE_LONG, scratch.get(), TYPE.length)) {
        type = TYPE_LONG;
      } else if (equalsAt(TYPE_FLOAT, scratch.get(), TYPE.length)) {
        type = TYPE_FLOAT;
      } else if (equalsAt(TYPE_DOUBLE, scratch.get(), TYPE.length)) {
        type = TYPE_DOUBLE;
      } else {
        throw new RuntimeException("unknown field type");
      }

      switch (visitor.needsField(fieldInfo)) {
        case YES:
          readField(type, fieldInfo, visitor);
          break;
        case NO:
          readLine();
          assert StringHelper.startsWith(scratch.get(), VALUE);
          break;
        case STOP:
          return;
      }
    }
  }