98 lines
3.1 KiB
Java
98 lines
3.1 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.service.btle;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.support.annotation.Nullable;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.NotifyAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.ReadAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.WaitAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.WriteAction;
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public class TransactionBuilder {
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private static final Logger LOG = LoggerFactory.getLogger(TransactionBuilder.class);
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private Transaction mTransaction;
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private boolean mQueued;
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public TransactionBuilder(String taskName) {
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mTransaction = new Transaction(taskName);
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}
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public TransactionBuilder read(BluetoothGattCharacteristic characteristic) {
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if (characteristic == null) {
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LOG.warn("Unable to read characteristic: null");
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return this;
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}
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ReadAction action = new ReadAction(characteristic);
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return add(action);
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}
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public TransactionBuilder write(BluetoothGattCharacteristic characteristic, byte[] data) {
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if (characteristic == null) {
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LOG.warn("Unable to write characteristic: null");
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return this;
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}
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WriteAction action = new WriteAction(characteristic, data);
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return add(action);
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}
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public TransactionBuilder notify(BluetoothGattCharacteristic characteristic, boolean enable) {
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if (characteristic == null) {
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LOG.warn("Unable to notify characteristic: null");
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return this;
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}
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NotifyAction action = createNotifyAction(characteristic, enable);
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return add(action);
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}
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protected NotifyAction createNotifyAction(BluetoothGattCharacteristic characteristic, boolean enable) {
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return new NotifyAction(characteristic, enable);
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}
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public TransactionBuilder wait(int millis) {
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WaitAction action = new WaitAction(millis);
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return add(action);
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}
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public TransactionBuilder add(BtLEAction action) {
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mTransaction.add(action);
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return this;
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}
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/**
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* Sets a GattCallback instance that will be called when the transaction is executed,
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* resulting in GattCallback events.
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*
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* @param callback the callback to set, may be null
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*/
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public void setGattCallback(@Nullable GattCallback callback) {
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mTransaction.setGattCallback(callback);
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}
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public
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@Nullable
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GattCallback getGattCallback() {
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return mTransaction.getGattCallback();
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}
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/**
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* To be used as the final step to execute the transaction by the given queue.
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*
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* @param queue
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*/
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public void queue(BtLEQueue queue) {
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if (mQueued) {
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throw new IllegalStateException("This builder had already been queued. You must not reuse it.");
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}
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mQueued = true;
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queue.add(mTransaction);
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}
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public Transaction getTransaction() {
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return mTransaction;
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}
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}
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