private void compact(CharVector kx, TernaryTree map, char p) { int k; if (p == 0) { return; } if (sc[p] == 0xFFFF) { k = map.find(kv.getArray(), lo[p]); if (k < 0) { k = kx.alloc(strlen(kv.getArray(), lo[p]) + 1); strcpy(kx.getArray(), k, kv.getArray(), lo[p]); map.insert(kx.getArray(), k, (char)k); } lo[p] = (char)k; } else { compact(kx, map, lo[p]); if (sc[p] != 0) { compact(kx, map, eq[p]); } compact(kx, map, hi[p]); } }
private void compact(CharVector kx, TernaryTree map, char p) { int k; if (p == 0) { return; } if (sc[p] == 0xFFFF) { k = map.find(kv.getArray(), lo[p]); if (k < 0) { k = kx.alloc(strlen(kv.getArray(), lo[p]) + 1); strcpy(kx.getArray(), k, kv.getArray(), lo[p]); map.insert(kx.getArray(), k, (char)k); } lo[p] = (char)k; } else { compact(kx, map, lo[p]); if (sc[p] != 0) { compact(kx, map, eq[p]); } compact(kx, map, hi[p]); } }
private void compact(CharVector kx, TernaryTree map, char p) { int k; if (p == 0) { return; } if (sc[p] == 0xFFFF) { k = map.find(kv.getArray(), lo[p]); if (k < 0) { k = kx.alloc(strlen(kv.getArray(), lo[p]) + 1); strcpy(kx.getArray(), k, kv.getArray(), lo[p]); map.insert(kx.getArray(), k, (char)k); } lo[p] = (char)k; } else { compact(kx, map, lo[p]); if (sc[p] != 0) { compact(kx, map, eq[p]); } compact(kx, map, hi[p]); } }
/** * Each node stores a character (splitchar) which is part of * some key(s). In a compressed branch (one that only contain * a single string key) the trailer of the key which is not * already in nodes is stored externally in the kv array. * As items are inserted, key substrings decrease. * Some substrings may completely disappear when the whole * branch is totally decompressed. * The tree is traversed to find the key substrings actually * used. In addition, duplicate substrings are removed using * a map (implemented with a TernaryTree!). * */ public void trimToSize() { // first balance the tree for best performance balance(); // redimension the node arrays redimNodeArrays(freenode); // ok, compact kv array CharVector kx = new CharVector(); kx.alloc(1); TernaryTree map = new TernaryTree(); compact(kx, map, root); kv = kx; kv.trimToSize(); }
/** * Each node stores a character (splitchar) which is part of * some key(s). In a compressed branch (one that only contain * a single string key) the trailer of the key which is not * already in nodes is stored externally in the kv array. * As items are inserted, key substrings decrease. * Some substrings may completely disappear when the whole * branch is totally decompressed. * The tree is traversed to find the key substrings actually * used. In addition, duplicate substrings are removed using * a map (implemented with a TernaryTree!). * */ public void trimToSize() { // first balance the tree for best performance balance(); // redimension the node arrays redimNodeArrays(freenode); // ok, compact kv array CharVector kx = new CharVector(); kx.alloc(1); TernaryTree map = new TernaryTree(); compact(kx, map, root); kv = kx; kv.trimToSize(); }
/** * Each node stores a character (splitchar) which is part of * some key(s). In a compressed branch (one that only contain * a single string key) the trailer of the key which is not * already in nodes is stored externally in the kv array. * As items are inserted, key substrings decrease. * Some substrings may completely disappear when the whole * branch is totally decompressed. * The tree is traversed to find the key substrings actually * used. In addition, duplicate substrings are removed using * a map (implemented with a TernaryTree!). * */ public void trimToSize() { // first balance the tree for best performance balance(); // redimension the node arrays redimNodeArrays(freenode); // ok, compact kv array CharVector kx = new CharVector(); kx.alloc(1); TernaryTree map = new TernaryTree(); compact(kx, map, root); kv = kx; kv.trimToSize(); }