protected SpoutColumn getColumn(int x, int z, LoadOption loadopt, boolean sync) {
long key = IntPairHashed.key(x, z);
SpoutColumn column = columns.get(key);
if (column != null || !loadopt.loadIfNeeded()) {
return column;
}
column = loadColumn(x, z);
if (column != null || !loadopt.generateIfNeeded()) {
return column;
}
int[][] height = this.getGenerator().getSurfaceHeight(this, x, z);
int h = (height[7][7] >> Chunk.BLOCKS.BITS);
SpoutRegion r = getRegionFromChunk(x, h, z, loadopt);
if (r == null) {
throw new IllegalStateException(
"Unable to generate region for new column and load option " + loadopt);
}
r.getRegionGenerator().generateColumn(x, z, sync, true);
column = getColumn(x, z, LoadOption.LOAD_ONLY);
if (column == null) {
throw new IllegalStateException("Unable to generate column " + x + ", " + z);
}
return column;
}
/**
* Removes a column corresponding to the given Column coordinates
*
* @param x the x coordinate
* @param z the z coordinate
*/
public void removeColumn(int x, int z, SpoutColumn column) {
long key = IntPairHashed.key(x, z);
if (columns.remove(key, column)) {
synchronized (columnSet) {
columnSet.remove(column);
}
}
}
public SpoutColumn setColumn(int x, int z, SpoutColumn col) {
long key = IntPairHashed.key(x, z);
SpoutColumn old = columns.putIfAbsent(key, col);
if (old != null) {
return old;
}
synchronized (columnSet) {
columnSet.add(col);
}
return col;
}
public SpoutColumn[] getColumns() {
return columns.values(new SpoutColumn[0]);
}