How to use

org.h2.mvstore.rtree.SpatialKey

constructor

@Override
public Object read(ByteBuffer buff) {
  int flags = DataUtils.readVarInt(buff);
  if (flags == -1) {
    long id = DataUtils.readVarLong(buff);
    return new SpatialKey(id);
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    float min = buff.getFloat();
    float max;
    if ((flags & (1 << i)) != 0) {
      max = min;
    } else {
      max = buff.getFloat();
    }
    minMax[i + i] = min;
    minMax[i + i + 1] = max;
  }
  long id = DataUtils.readVarLong(buff);
  return new SpatialKey(id, minMax);
}

/**
 * Create a bounding box starting with the given object.
 *
 * @param objA the object
 * @return the bounding box
 */
Object createBoundingBox(Object objA) {
  SpatialKey a = (SpatialKey) objA;
  if (a.isNull()) {
    return a;
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    minMax[i + i] = a.min(i);
    minMax[i + i + 1] = a.max(i);
  }
  return new SpatialKey(0, minMax);
}

private SpatialKey getKey(SearchRow row) {
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return new SpatialKey(row.getKey());
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}

private SpatialKey getKey(SearchRow row) {
  if (row == null) {
    return null;
  }
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return null;
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}

@Override
public Object read(ByteBuffer buff) {
  int flags = DataUtils.readVarInt(buff);
  if (flags == -1) {
    long id = DataUtils.readVarLong(buff);
    return new SpatialKey(id);
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    float min = buff.getFloat();
    float max;
    if ((flags & (1 << i)) != 0) {
      max = min;
    } else {
      max = buff.getFloat();
    }
    minMax[i + i] = min;
    minMax[i + i + 1] = max;
  }
  long id = DataUtils.readVarLong(buff);
  return new SpatialKey(id, minMax);
}

@Override
public Object read(ByteBuffer buff) {
  int flags = DataUtils.readVarInt(buff);
  if (flags == -1) {
    long id = DataUtils.readVarLong(buff);
    return new SpatialKey(id);
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    float min = buff.getFloat();
    float max;
    if ((flags & (1 << i)) != 0) {
      max = min;
    } else {
      max = buff.getFloat();
    }
    minMax[i + i] = min;
    minMax[i + i + 1] = max;
  }
  long id = DataUtils.readVarLong(buff);
  return new SpatialKey(id, minMax);
}

@Override
public Object read(ByteBuffer buff) {
  int flags = DataUtils.readVarInt(buff);
  if (flags == -1) {
    long id = DataUtils.readVarLong(buff);
    return new SpatialKey(id);
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    float min = buff.getFloat();
    float max;
    if ((flags & (1 << i)) != 0) {
      max = min;
    } else {
      max = buff.getFloat();
    }
    minMax[i + i] = min;
    minMax[i + i + 1] = max;
  }
  long id = DataUtils.readVarLong(buff);
  return new SpatialKey(id, minMax);
}

/**
 * Create a bounding box starting with the given object.
 *
 * @param objA the object
 * @return the bounding box
 */
Object createBoundingBox(Object objA) {
  SpatialKey a = (SpatialKey) objA;
  if (a.isNull()) {
    return a;
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    minMax[i + i] = a.min(i);
    minMax[i + i + 1] = a.max(i);
  }
  return new SpatialKey(0, minMax);
}

/**
 * Create a bounding box starting with the given object.
 *
 * @param objA the object
 * @return the bounding box
 */
Object createBoundingBox(Object objA) {
  SpatialKey a = (SpatialKey) objA;
  if (a.isNull()) {
    return a;
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    minMax[i + i] = a.min(i);
    minMax[i + i + 1] = a.max(i);
  }
  return new SpatialKey(0, minMax);
}

/**
 * Create a bounding box starting with the given object.
 *
 * @param objA the object
 * @return the bounding box
 */
Object createBoundingBox(Object objA) {
  SpatialKey a = (SpatialKey) objA;
  if (a.isNull()) {
    return a;
  }
  float[] minMax = new float[dimensions * 2];
  for (int i = 0; i < dimensions; i++) {
    minMax[i + i] = a.min(i);
    minMax[i + i + 1] = a.max(i);
  }
  return new SpatialKey(0, minMax);
}

private SpatialKey getKey(SearchRow row) {
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return new SpatialKey(row.getKey());
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}

private SpatialKey getKey(SearchRow row) {
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return new SpatialKey(row.getKey());
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}

/**
 * @param row Row.
 * @param rowId Row id.
 * @return Envelope.
 */
private SpatialKey getEnvelope(SearchRow row, long rowId) {
  Value v = row.getValue(columnIds[0]);
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometry();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(rowId,
    (float) env.getMinX(), (float) env.getMaxX(),
    (float) env.getMinY(), (float) env.getMaxY());
}

private SpatialKey getKey(SearchRow row) {
  if (row == null) {
    return null;
  }
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return null;
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}

private SpatialKey getKey(SearchRow row) {
  if (row == null) {
    return null;
  }
  Value v = row.getValue(columnIds[0]);
  if (v == ValueNull.INSTANCE) {
    return null;
  }
  Geometry g = ((ValueGeometry) v.convertTo(Value.GEOMETRY)).getGeometryNoCopy();
  Envelope env = g.getEnvelopeInternal();
  return new SpatialKey(row.getKey(),
      (float) env.getMinX(), (float) env.getMaxX(),
      (float) env.getMinY(), (float) env.getMaxY());
}