Example usage for android.database.sqlite SQLiteTransactionListener onRollback

Introduction

In this page you can find the example usage for android.database.sqlite SQLiteTransactionListener onRollback.

Prototype

void onRollback();

Source Link

Document

Called if the transaction is about to be rolled back.

Usage

From source file:io.requery.android.database.sqlite.SQLiteSession.java

private void endTransactionUnchecked(CancellationSignal cancellationSignal, boolean yielding) {
    if (cancellationSignal != null) {
        cancellationSignal.throwIfCanceled();
    }// ww  w . j  a  v  a2s .com

    final Transaction top = mTransactionStack;
    boolean successful = (top.mMarkedSuccessful || yielding) && !top.mChildFailed;

    RuntimeException listenerException = null;
    final SQLiteTransactionListener listener = top.mListener;
    if (listener != null) {
        try {
            if (successful) {
                listener.onCommit(); // might throw
            } else {
                listener.onRollback(); // might throw
            }
        } catch (RuntimeException ex) {
            listenerException = ex;
            successful = false;
        }
    }

    mTransactionStack = top.mParent;
    recycleTransaction(top);

    if (mTransactionStack != null) {
        if (!successful) {
            mTransactionStack.mChildFailed = true;
        }
    } else {
        try {
            if (successful) {
                mConnection.execute("COMMIT;", null, cancellationSignal); // might throw
            } else {
                mConnection.execute("ROLLBACK;", null, cancellationSignal); // might throw
            }
        } finally {
            releaseConnection(); // might throw
        }
    }

    if (listenerException != null) {
        throw listenerException;
    }
}

---