Example usage for java.util.concurrent.atomic AtomicReference get

Introduction

In this page you can find the example usage for java.util.concurrent.atomic AtomicReference get.

Prototype

public final V get() 

Source Link

Document

Returns the current value, with memory effects as specified by VarHandle#getVolatile .

Usage

From source file:com.igormaznitsa.ideamindmap.utils.IdeaUtils.java

@Nullable
public static VirtualFile findKnowledgeFolderForModule(@Nullable final Module module,
        final boolean createIfMissing) {
    final VirtualFile rootFolder = IdeaUtils.findPotentialRootFolderForModule(module);
    final AtomicReference<VirtualFile> result = new AtomicReference<VirtualFile>();
    if (rootFolder != null) {
        result.set(rootFolder.findChild(PROJECT_KNOWLEDGE_FOLDER_NAME));
        if (result.get() == null || !result.get().isDirectory()) {
            if (createIfMissing) {
                CommandProcessor.getInstance().executeCommand(module.getProject(), new Runnable() {
                    @Override/*from  ww w  . j  av a  2  s  .  c  o  m*/
                    public void run() {
                        ApplicationManager.getApplication().runWriteAction(new Runnable() {
                            @Override
                            public void run() {
                                try {
                                    result.set(VfsUtil.createDirectoryIfMissing(rootFolder,
                                            PROJECT_KNOWLEDGE_FOLDER_NAME));
                                    LOGGER.info("Created knowledge folder for " + module);
                                } catch (IOException ex) {
                                    LOGGER.error("Can't create knowledge folder for " + module, ex);
                                }
                            }
                        });
                    }
                }, null, null);
            } else {
                result.set(null);
            }
        }
    }
    return result.get();
}

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From source file:com.google.dart.engine.internal.index.AbstractDartTest.java

/**
 * @return {@link ASTNode} which has required offset and type.
 *///from w  w  w . j a v a 2s  .  com
public static <E extends ASTNode> E findNode(ASTNode root, final int offset, final Class<E> clazz) {
    final AtomicReference<E> resultRef = new AtomicReference<E>();
    root.accept(new GeneralizingASTVisitor<Void>() {
        @Override
        @SuppressWarnings("unchecked")
        public Void visitNode(ASTNode node) {
            if (node.getOffset() <= offset && offset < node.getEnd() && clazz.isInstance(node)) {
                resultRef.set((E) node);
            }
            return super.visitNode(node);
        }
    });
    E result = resultRef.get();
    assertNotNull(result);
    return result;
}

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From source file:com.microsoft.tfs.core.clients.versioncontrol.localworkspace.BaselineFolder.java

/**
 * Given the root baseline folder and a baseline file GUID, calculates the
 * path that this baseline file GUID would have in that root folder, without
 * the extension (.rw or .gz)./*from ww w . ja  va 2s.co m*/
 *
 * Example values for baselineFolderRootPath: "D:\workspace\$tf" -- from the
 * instance method GetPathFromGuid immediately above
 * "C:\ProgramData\TFS\Offline\<guid>\<workspace>"
 *
 * @param baselineFolderRootPath
 *        Root folder of the baseline folder structure
 * @param baselineFileGuid
 *        Baseline file GUID whose path should be computed
 * @param String
 *        [out] A value equal to Path.GetDirectoryName(retval)
 * @return
 */
public static String getPathFromGUID(final String baselineFolderRootPath, final byte[] baselineFileGuid,
        final AtomicReference<String> individualBaselineFolder) {
    checkForValidBaselineFileGUID(baselineFileGuid);

    // i.e. @"D:\workspace\$tf\1"
    individualBaselineFolder.set(baselineFolderRootPath + File.separator
            + PARTITIONING_FOLDERS[((char) baselineFileGuid[0]) % PARTITIONING_FOLDER_COUNT]);

    // i.e. @"D:\workspace\$tf\1\408bed21-9023-47c3-8280-b1ec3ffacd94"
    return individualBaselineFolder.get() + File.separator + new GUID(baselineFileGuid).getGUIDString();
}

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From source file:com.splout.db.common.TestUtils.java

/**
 * Returns a QNode instance if, after a maximum of X trials, we can find a port to bind it to.
 * The configuration passed by instance might have been modified accordingly.
 *//*from ww w.ja  va 2 s . c om*/
public static QNode getTestQNode(final SploutConfiguration testConfig, final IQNodeHandler handler)
        throws Throwable {
    final AtomicReference<QNode> reference = new AtomicReference<QNode>();
    CatchAndRetry qNodeInit = new CatchAndRetry(java.net.BindException.class, 50) {

        @Override
        public void businessLogic() throws Throwable {
            QNode qNode = new QNode();
            qNode.start(testConfig, handler);
            reference.set(qNode);
        }

        @Override
        public void retryLogic() {
            testConfig.setProperty(QNodeProperties.PORT, testConfig.getInt(QNodeProperties.PORT) + 1);
        }
    };
    qNodeInit.catchAndRetry();
    return reference.get();
}

---

From source file:com.scvngr.levelup.core.test.TestThreadingUtils.java

/**
 * Validates that a fragment is either not managed by the fragment manager or is not visible to
 * the user.//  ww  w.j a  v a  2 s .c  o  m
 *
 * @param <V> the type of Fragment.
 * @param instrumentation the test {@link Instrumentation}.
 * @param activity the activity for the test being run (null will fail validation).
 * @param fragmentManager the fragment manager the fragment was added to (null will fail
 *        validation).
 * @param tag the tag to check for (null will fail validation).
 * @return the Fragment that is not visible to the user.
 */
@NonNull
@SuppressWarnings("unchecked")
public static <V extends Fragment> V validateFragmentIsNotVisible(
        @NonNull final Instrumentation instrumentation, final Activity activity,
        final FragmentManager fragmentManager, final String tag) {
    AndroidTestCase.assertNotNull(tag);
    AndroidTestCase.assertNotNull(activity);
    AndroidTestCase.assertNotNull(fragmentManager);

    final AtomicReference<Fragment> reference = new AtomicReference<Fragment>();
    final LatchRunnable latchRunnable = new LatchRunnable() {
        @Override
        public void run() {
            final Fragment fragment = fragmentManager.findFragmentByTag(tag);

            if (null == fragment || !fragment.isVisible()) {
                reference.set(fragment);
                countDown();
            }
        }
    };

    AndroidTestCase.assertTrue(String.format(Locale.US, "%s is not visible", tag),
            waitForAction(instrumentation, activity, latchRunnable, true));

    return (V) reference.get();
}

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From source file:com.scvngr.levelup.core.test.TestThreadingUtils.java

/**
 * Validates that a fragment is visible to the user.
 *
 * @param <V> the type of Fragment.
 * @param instrumentation the test {@link Instrumentation}.
 * @param activity the activity for the test being run (null will fail validation).
 * @param fragmentManager the fragment manager the fragment was added to (null will fail
 *        validation).// ww w  .  j  a v  a  2s  .com
 * @param tag the tag to check for (null will fail validation).
 * @return the Fragment that is visible to the user.
 */
@NonNull
@SuppressWarnings("unchecked")
public static <V extends Fragment> V validateFragmentIsVisible(@NonNull final Instrumentation instrumentation,
        final Activity activity, final FragmentManager fragmentManager, final String tag) {
    AndroidTestCase.assertNotNull(tag);
    AndroidTestCase.assertNotNull(activity);
    AndroidTestCase.assertNotNull(fragmentManager);

    final AtomicReference<Fragment> reference = new AtomicReference<Fragment>();
    final LatchRunnable latchRunnable = new LatchRunnable() {
        @Override
        public void run() {
            final Fragment fragment = fragmentManager.findFragmentByTag(tag);

            if (null != fragment) {
                if (fragment.isVisible()) {
                    reference.set(fragment);
                    countDown();
                }
            }
        }
    };

    AndroidTestCase.assertTrue(String.format(Locale.US, "%s is visible", tag),
            waitForAction(instrumentation, activity, latchRunnable, true));

    return (V) reference.get();
}

---

From source file:objective.taskboard.it.BoardStepFragment.java

public void assertIssueList(String... expectedIssueKeyList) {
    AtomicReference<String> s = new AtomicReference<>();
    try {/*from w  ww.  jav a  2  s .c o m*/
        waitUntil((w) -> {
            s.set(join(issueList(), "\n"));
            return s.get().equals(join(expectedIssueKeyList, "\n"));
        });
    } catch (TimeoutException e) {
        assertEquals(join(expectedIssueKeyList, "\n"), s.get());
    }
}

---

From source file:eu.eubrazilcc.lvl.storage.security.shiro.LinkedInRealm.java

@Override
protected AuthenticationInfo doGetAuthenticationInfo(final AuthenticationToken token)
        throws AuthenticationException {
    // validate token
    if (token == null) {
        throw new CredentialsException("Uninitialized token");
    }/* w  w  w .  j  a  v a  2s.c o m*/
    if (!(token instanceof AccessTokenToken)) {
        throw new UnsupportedTokenException("Unsuported token type: " + token.getClass().getCanonicalName());
    }
    // get access token
    final AccessTokenToken accessToken = (AccessTokenToken) token;
    final String secret = trimToNull(accessToken.getToken());
    if (isEmpty(secret)) {
        throw new AccountException("Empty tokens are not allowed in this realm");
    }
    // find token in the LVL OAuth2 database
    String ownerid = null;
    final AtomicReference<String> ownerIdRef = new AtomicReference<String>();
    if (TOKEN_DAO.isValid(secret, ownerIdRef)) {
        ownerid = ownerIdRef.get();
    }
    if (isEmpty(ownerid)) {
        throw new IncorrectCredentialsException("Incorrect credentials found");
    }
    // find resource owner in the LVL IdP database      
    final ResourceOwner owner = RESOURCE_OWNER_DAO.useGravatar(false).find(ownerid);
    if (owner == null || owner.getUser() == null) {
        throw new UnknownAccountException("No account found for user [" + ownerid + "]");
    }
    return new SimpleAuthenticationInfo(ownerid, secret, getName());
}

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From source file:ro.contezi.websockets.main.SampleWebSocketsApplicationTest.java

@Test
public void reverseEndpoint() throws Exception {
    ConfigurableApplicationContext context = new SpringApplicationBuilder(ClientConfiguration.class,
            PropertyPlaceholderAutoConfiguration.class)
                    .properties("websocket.uri:ws://localhost:" + this.port + "/reverse")
                    .run("--spring.main.web_environment=false");
    long count = context.getBean(ClientConfiguration.class).getLatch().getCount();
    AtomicReference<String> messagePayloadReference = context.getBean(ClientConfiguration.class)
            .getMessagePayload();//from  www . jav a 2  s . co  m
    context.close();
    assertEquals(0, count);
    assertEquals("Reversed: !olleH", messagePayloadReference.get());
}

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From source file:jp.realglobe.sugo.actor.android.call.MainActivity.java

/**
 * ??/*from   ww  w  . j  a  v  a 2s.c  o m*/
 *
 * @param interval      ??????
 * @param context       
 * @param listener      ????
 * @param errorCallback ??
 * @return ??
 */
private static GoogleApiClient setupLocationClient(long interval, Context context, LocationListener listener,
        StringCallback errorCallback) {
    final AtomicReference<GoogleApiClient> client = new AtomicReference<>();
    client.set((new GoogleApiClient.Builder(context)).addApi(LocationServices.API)
            .addConnectionCallbacks(new GoogleApiClient.ConnectionCallbacks() {
                @Override
                public void onConnected(@Nullable Bundle bundle) {
                    if (ActivityCompat.checkSelfPermission(context,
                            Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED
                            && ActivityCompat.checkSelfPermission(context,
                                    Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
                        return;
                    }
                    LocationServices.FusedLocationApi.requestLocationUpdates(client.get(), LocationRequest
                            .create().setInterval(interval).setPriority(LocationRequest.PRIORITY_HIGH_ACCURACY),
                            location -> {
                                Log.d(LOG_TAG, "Location changed to " + location);
                                if (listener != null) {
                                    listener.onLocationChanged(location);
                                }
                            });
                    Log.d(LOG_TAG, "Location monitor started");
                }

                @Override
                public void onConnectionSuspended(int i) {
                    Log.d(LOG_TAG, "Location monitor suspended");
                }
            }).addOnConnectionFailedListener(connectionResult -> {
                final String warning = "Location detector error: " + connectionResult;
                Log.w(LOG_TAG, warning);
                if (errorCallback != null) {
                    errorCallback.call(connectionResult.getErrorMessage());
                }
            }).build());
    return client.get();
}

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