private Oscilloscope parent;
Data(Oscilloscope parent) {
- this.parent = parent;
+ this.parent = parent;
}
/* Data received from mote nodeId containing NREADINGS samples from
messageId * NREADINGS onwards. Tell parent if this is a new node. */
void update(int nodeId, int messageId, int readings[]) {
- if (nodeId >= nodes.length) {
- int newLength = nodes.length * 2;
- if (nodeId >= newLength)
- newLength = nodeId + 1;
+ if (nodeId >= nodes.length) {
+ int newLength = nodes.length * 2;
+ if (nodeId >= newLength)
+ newLength = nodeId + 1;
- Node newNodes[] = new Node[newLength];
- System.arraycopy(nodes, 0, newNodes, 0, nodes.length);
- nodes = newNodes;
- }
- Node node = nodes[nodeId];
- if (node == null) {
- nodes[nodeId] = node = new Node(nodeId);
- parent.newNode(nodeId);
- }
- node.update(messageId, readings);
+ Node newNodes[] = new Node[newLength];
+ System.arraycopy(nodes, 0, newNodes, 0, nodes.length);
+ nodes = newNodes;
+ }
+ Node node = nodes[nodeId];
+ if (node == null) {
+ nodes[nodeId] = node = new Node(nodeId);
+ parent.newNode(nodeId);
+ }
+ node.update(messageId, readings);
}
/* Return value of sample x for mote nodeId, or -1 for missing data */
int getData(int nodeId, int x) {
- if (nodeId >= nodes.length || nodes[nodeId] == null)
- return -1;
- return nodes[nodeId].getData(x);
+ if (nodeId >= nodes.length || nodes[nodeId] == null)
+ return -1;
+ return nodes[nodeId].getData(x);
}
/* Return number of last known sample on mote nodeId. Returns 0 for
unknown motes. */
int maxX(int nodeId) {
- if (nodeId >= nodes.length || nodes[nodeId] == null)
- return 0;
- return nodes[nodeId].maxX();
+ if (nodeId >= nodes.length || nodes[nodeId] == null)
+ return 0;
+ return nodes[nodeId].maxX();
}
/* Return number of largest known sample on all motes (0 if there are no
motes) */
int maxX() {
- int max = 0;
+ int max = 0;
- for (int i = 0; i < nodes.length; i++)
- if (nodes[i] != null) {
- int nmax = nodes[i].maxX();
+ for (int i = 0; i < nodes.length; i++)
+ if (nodes[i] != null) {
+ int nmax = nodes[i].maxX();
- if (nmax > max)
- max = nmax;
- }
+ if (nmax > max)
+ max = nmax;
+ }
- return max;
+ return max;
}
}