Example usage for android.database CursorWindow acquireReference

Introduction

In this page you can find the example usage for android.database CursorWindow acquireReference.

Prototype

public void acquireReference() 

Source Link

Document

Acquires a reference to the object.

Usage

From source file:mobisocial.musubi.provider.IdentityCursorWrapper.java

@Override
public void fillWindow(int position, CursorWindow window) {
    if (position < 0 || position > getCount()) {
        return;// w  w  w.  ja v a  2  s .  c o m
    }
    window.acquireReference();

    try {
        moveToPosition(position - 1);
        window.clear();
        window.setStartPosition(position);
        int columnNum = getColumnCount();
        window.setNumColumns(columnNum);
        while (moveToNext() && window.allocRow()) {
            for (int i = 0; i < columnNum; i++) {
                if (i == colThumb || i == colHash) {
                    byte[] field = getBlob(i);
                    if (!window.putBlob(field, getPosition(), i)) {
                        window.freeLastRow();
                        break;
                    }
                } else {
                    String field = getString(i);
                    if (field != null) {
                        if (!window.putString(field, getPosition(), i)) {
                            window.freeLastRow();
                            break;
                        }
                    } else {
                        if (!window.putNull(getPosition(), i)) {
                            window.freeLastRow();
                            break;
                        }
                    }
                }
            }
        }
    } catch (IllegalStateException e) {
        // simply ignore it
    } finally {
        window.releaseReference();
    }
}

---