private void processSetSystemPropertiesCmd(DataInputStream params, IOTACommandHelper helper)
throws IOException {
int dataSize = helper.getDataInputStream().readInt();
ByteArrayOutputStream baos = new ByteArrayOutputStream(dataSize);
helper.receiveFile(dataSize, baos);
Properties newPersistentProperties = new Properties();
newPersistentProperties.load(new ByteArrayInputStream(baos.toByteArray()));
Properties oldPersistentProperties = spot.getPersistentProperties();
// store new properties in flash
spot.storeProperties(newPersistentProperties);
// remove deleted properties from current isolate
Enumeration oldKeys = oldPersistentProperties.keys();
while (oldKeys.hasMoreElements()) {
String oldKey = (String) oldKeys.nextElement();
if (!newPersistentProperties.containsKey(oldKey)) {
VM.setProperty(oldKey, null);
}
}
// store new and modified properties in current isolate
Enumeration newKeys = newPersistentProperties.keys();
while (newKeys.hasMoreElements()) {
String newKey = (String) newKeys.nextElement();
VM.setProperty(newKey, newPersistentProperties.getProperty(newKey));
}
helper.sendPrompt();
}
private void processSetStartupCmd(DataInputStream params, IOTACommandHelper helper)
throws IOException {
ConfigPage configPage = spot.getConfigPage();
configPage.setStartup(params.readUTF(), params.readUTF(), params.readUTF());
spot.flashConfigPage(configPage);
helper.sendPrompt();
}
private void processGetSystemPropertiesCmd(IOTACommandHelper helper) throws IOException {
Properties p = spot.getPersistentProperties();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
p.store(baos, "System properties on SPOT");
helper.sendData(baos.toByteArray(), 0, baos.size());
helper.sendPrompt();
}
private void processGetConfigPageCmd(IOTACommandHelper helper, boolean len) throws IOException {
ConfigPage configPage;
configPage = spot.getConfigPage();
byte[] data = configPage.asByteArray();
if (len) {
int i = data.length - 1;
while (i > 0 && data[i] == 0) i--;
i = i / 4;
helper.getDataOutputStream().writeByte(i & 0xff);
helper.getDataOutputStream().write(data, 0, (i + 1) * 4);
} else {
helper.getDataOutputStream().write(data);
}
helper.sendPrompt();
}
private void setPublicKey(byte[] newKey) {
ConfigPage configPage = spot.getConfigPage();
configPage.setPublicKey(newKey);
spot.flashConfigPage(configPage);
}