Package java.lang.ref

Examples of java.lang.ref.WeakReference.clear()

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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();

            } else if (cursor == cur) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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            WeakReference ref = (WeakReference) it.next();
            Cursor cursor = (Cursor) ref.get();
            if (cursor != null) {
                // cursor is null if object has been garbage-collected
                cursor.invalidate();
                ref.clear();
            }
            it.remove();
        }
    }
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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();

            } else if (cursor == cur) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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            WeakReference ref = (WeakReference) it.next();
            Cursor cursor = (Cursor) ref.get();
            if (cursor != null) {
                // cursor is null if object has been garbage-collected
                cursor.invalidate();
                ref.clear();
            }
            it.remove();
        }
    }
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    SoftReference sr = new SoftReference(tmpA, new ReferenceQueue());
    WeakReference wr = new WeakReference(tmpB, new ReferenceQueue());
    assertTrue("Start: Object not cleared.", (sr.get() != null)
        && (wr.get() != null));
    sr.clear();
    wr.clear();
    assertTrue("End: Object cleared.", (sr.get() == null)
        && (wr.get() == null));
    // Must reference tmpA and tmpB so the jit does not optimize them away
    assertTrue("should always pass", tmpA != sr.get() && tmpB != wr.get());
  }
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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();
               
            } else if (cursor == cur) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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            WeakReference ref = (WeakReference) it.next();
            Cursor cursor = (Cursor) ref.get();
            if (cursor != null) {
                // cursor is null if object has been garbage-collected
                cursor.invalidate();
                ref.clear();
            }
            it.remove();
        }
    }
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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();

            } else if (cur == cursor) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();

            } else if (cur == cursor) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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                // garbage-collected; let's take the opportunity to
                // clean up the cursors list anyway..
                it.remove();
               
            } else if (cursor == cur) {
                ref.clear();
                it.remove();
                break;
            }
        }
    }
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