Example usage for com.google.common.base Strings nullToEmpty

Introduction

In this page you can find the example usage for com.google.common.base Strings nullToEmpty.

Prototype

public static String nullToEmpty(@Nullable String string) 

Source Link

Document

Returns the given string if it is non-null; the empty string otherwise.

Usage

From source file:com.kegare.caveworld.client.renderer.RenderCaveman.java

@Override
public void doRender(Entity entity, double par2, double par3, double par4, float par5, float par6) {
    super.doRender(entity, par2, par3, par4, par5, par6);

    if (Config.cavemanShowHealthBar && entity instanceof EntityCaveman) {
        Minecraft mc = FMLClientHandler.instance().getClient();
        EntityPlayer player = mc.thePlayer;
        EntityCaveman living = (EntityCaveman) entity;

        if (living.isTamed()
                && player.getGameProfile().getId().toString()
                        .equals(Strings.nullToEmpty(living.func_152113_b()))
                && living.getEntitySenses().canSee(player) && living.getDistanceToEntity(player) <= 3.5F
                && mc.objectMouseOver.typeOfHit == MovingObjectType.ENTITY
                && mc.objectMouseOver.entityHit == living) {
            float scale = 0.01666667F * 1.5F;
            int width = 15;
            double top = 5.0D;
            double under = top + 2.0D;

            GL11.glPushMatrix();//from   w  w  w  .java  2 s .  c  o  m
            GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
            GL11.glTranslatef((float) par2, (float) par3 + 2.3F, (float) par4);
            GL11.glNormal3f(0.0F, 1.0F, 0.0F);
            GL11.glRotatef(-RenderManager.instance.playerViewY, 0.0F, 1.0F, 0.0F);
            GL11.glRotatef(RenderManager.instance.playerViewX, 1.0F, 0.0F, 0.0F);
            GL11.glScalef(-scale, -scale, scale);
            GL11.glDisable(GL11.GL_LIGHTING);
            GL11.glTranslatef(0.0F, (living.isSittingAndStopped() ? 0.6F : 0.12F) / scale, 0.0F);
            GL11.glDepthMask(false);
            GL11.glEnable(GL11.GL_BLEND);
            GL11.glBlendFunc(770, 771);

            int x = living.getBrightnessForRender((float) par2);
            int y = x % 65536;
            int z = x / 65536;

            OpenGlHelper.setLightmapTextureCoords(OpenGlHelper.lightmapTexUnit, y / 1.0F, z / 1.0F);
            Tessellator tessellator = Tessellator.instance;
            GL11.glDisable(GL11.GL_TEXTURE_2D);
            tessellator.startDrawingQuads();
            tessellator.setColorRGBA_I(0, 115);
            tessellator.addVertex(-width - 1, top - 0.5D, 0.0D);
            tessellator.addVertex(-width - 1, under + 0.5D, 0.0D);
            tessellator.addVertex(width + 1, under + 0.5D, 0.0D);
            tessellator.addVertex(width + 1, top - 0.5D, 0.0D);
            tessellator.draw();
            GL11.glEnable(GL11.GL_TEXTURE_2D);
            GL11.glDisable(GL11.GL_BLEND);
            GL11.glDepthMask(true);

            Tessellator tessellator1 = Tessellator.instance;
            GL11.glDisable(GL11.GL_TEXTURE_2D);
            float max = living.getMaxHealth();
            int health = (int) (2.0D * width * living.getHealth() / max);

            if (renderHealth < 0.0D) {
                renderHealth = health;
            } else {
                double dh = renderHealth - health;
                double distance = Math.abs(Math.sqrt(dh * dh));

                if ((int) renderHealth < health) {
                    if (distance > 10.0D) {
                        renderHealth += 0.35D;
                    } else if (distance < 1.5D) {
                        renderHealth += 0.01D;
                    } else {
                        renderHealth += 0.1D;
                    }
                } else if ((int) renderHealth > health) {
                    if (distance > 10.0D) {
                        renderHealth -= 0.35D;
                    } else if (distance < 1.5D) {
                        renderHealth -= 0.01D;
                    } else {
                        renderHealth -= 0.1D;
                    }
                }
            }

            int color = Color.GREEN.getRGB();

            if (renderHealth < max / 4) {
                color = Color.RED.getRGB();
            } else if (renderHealth < max / 2) {
                color = Color.YELLOW.getRGB();
            }

            tessellator1.startDrawingQuads();
            tessellator1.setColorRGBA_I(color, 145);
            tessellator1.addVertex(-width, top, 0.0D);
            tessellator1.addVertex(-width, under, 0.0D);
            tessellator1.addVertex(-width + renderHealth, under, 0.0D);
            tessellator1.addVertex(-width + renderHealth, top, 0.0D);
            tessellator1.draw();
            GL11.glEnable(GL11.GL_TEXTURE_2D);

            GL11.glDisable(GL11.GL_BLEND);
            GL11.glEnable(GL11.GL_LIGHTING);
            GL11.glPopMatrix();
        } else {
            renderHealth = -1.0D;
        }
    }
}

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From source file:org.jclouds.vcloud.director.testng.FormatApiResultsListener.java

private String getOperation(ITestResult res) {
    return Strings.nullToEmpty(res.getMethod().getDescription());
}

---

From source file:ealvatag.tag.datatype.StringHashMap.java

public String toString() {
    if (value != null) {
        return Strings.nullToEmpty(simpleStringStringMap.getValue(value.toString()));
    }//from w  w w. j  a v a 2  s.  c  o m
    return "";
}

---

From source file:ratpack.server.internal.InferringPublicAddress.java

private URI getAbsoluteRequestUri(Request request) {
    String rawUri = Strings.nullToEmpty(request.getRawUri());
    if (rawUri.isEmpty() || rawUri.startsWith("/")) {
        return null;
    }/* w w w .  j  a  v a 2  s. c  o  m*/
    return URI.create(rawUri);
}

---

From source file:com.attribyte.relay.DusterClient.java

/**
 * Creates the client.//  ww w.  jav a2  s.  co  m
 * <ul>
 *    <li>imageDimensionURL - The duster service URL</li>
 *    <li>imageDimensionUsername - The duster service auth username</li>
 *    <li>imageDimensionPassword - The duster service auth password</li>
 *    <li>minWidth - The minimum width</li>
 *    <li>minHeight - The minimum height</li>
 *    <li>minAspect - The minimum aspect ratio</li>
 *    <li>maxAspect - The maximum aspect ratio</li>
 *    <li>pregenAllTransforms - Should all available transforms be pre-generated, async?</li>
 * </ul>
 * @param props The configuration properties.
 * @param httpClient The HTTP client.
 * @param logger A logger.
 * @throws Exception on invalid properties or initialization problem.
 */
public DusterClient(final Properties props, final AsyncClient httpClient, final Logger logger)
        throws Exception {

    this.imageDimensionURL = props.getProperty("imageDimensionURL");
    if (this.imageDimensionURL == null) {
        throw new Exception("The 'imageDimensionURL' must be specified");
    }

    String username = Strings.nullToEmpty(props.getProperty("imageDimensionUsername")).trim();
    if (username.isEmpty()) {
        throw new Exception("The 'imageDimensionUsername' must be specified");
    }

    String password = Strings.nullToEmpty(props.getProperty("imageDimensionPassword")).trim();
    if (password.isEmpty()) {
        throw new Exception("The 'imageDimensionPassword' must be specified");
    }

    this.auth = BasicAuthScheme.buildAuthHeaderValue(username, password);

    this.minWidth = Integer.parseInt(props.getProperty("minWidth", "50"));
    this.minHeight = Integer.parseInt(props.getProperty("minHeight", "50"));
    this.minAspect = Double.parseDouble(props.getProperty("minAspect", "0.25"));
    this.maxAspect = Double.parseDouble(props.getProperty("maxAspect", "5"));
    this.httpClient = httpClient;
    this.availableTransforms = ImmutableList.copyOf(Splitter.on(',').omitEmptyStrings().trimResults()
            .split(Strings.nullToEmpty(props.getProperty("transforms"))));
    if (props.getProperty("pregenerateAll", "false").trim().equalsIgnoreCase("true")) {
        pregenerateTransformQuery = "transformAll=true";
    } else if (this.availableTransforms.size() == 0) {
        pregenerateTransformQuery = "transformAll=false";
    } else {
        pregenerateTransformQuery = Joiner.on('&').join(this.availableTransforms.stream()
                .map(transform -> "transform=" + transform).collect(Collectors.toList()));
    }
    this.transformPath = props.getProperty("transformPath", "");

    this.logger = logger;
}

---

From source file:com.facebook.buck.plugin.intellij.ui.MessageTreeRenderer.java

@Override
protected void initComponent(JTree tree, Object value, boolean selected, boolean expanded, boolean leaf,
        int row, boolean hasFocus) {
    if (value instanceof ProgressNode) {
        ProgressNode node = (ProgressNode) value;
        String[] text = new String[] { node.getName() };
        String prefix;//from www  .j a  v  a2s .  c  om
        Icon icon;
        switch (node.getType()) {
        case DIRECTORY:
            prefix = "";
            icon = AllIcons.General.Filter;
            break;
        case BUILDING:
            prefix = "Building";
            icon = AllIcons.Process.Step_1;
            break;
        case BUILT:
            prefix = "Built";
            icon = AllIcons.Ant.Message;
            break;
        case BUILT_CACHED:
            prefix = "Built";
            icon = AllIcons.General.Gear;
            break;
        case BUILD_ERROR:
            prefix = "Error";
            icon = AllIcons.General.Error;
            break;
        case TEST_CASE_SUCCESS:
            prefix = "Test";
            icon = AllIcons.Modules.TestRoot;
            break;
        case TEST_CASE_FAILURE:
            prefix = "Test Failure";
            icon = AllIcons.General.Error;
            break;
        case TEST_RESULT_SUCCESS:
            prefix = "";
            icon = AllIcons.Nodes.Advice;
            break;
        case TEST_RESULT_FAILURE:
            prefix = "";
            icon = AllIcons.General.Error;
            break;
        default:
            icon = AllIcons.General.Error;
            prefix = "";
        }
        setText(text, prefix);
        setIcon(icon);
    } else {
        String[] text = new String[] { value == null ? "" : value.toString() };
        text[0] = Strings.nullToEmpty(text[0]);
        setText(text, null);
        setIcon(null);
    }
}

---

From source file:com.google.gitiles.GitwebRedirectFilter.java

@Override
public void doFilter(HttpServletRequest req, HttpServletResponse res, FilterChain chain)
        throws IOException, ServletException {
    GitilesView gitwebView = ViewFilter.getView(req);
    if (!isGitwebStyleQuery(req)) {
        chain.doFilter(req, res);//from w ww  .  ja  v  a2  s. c om
        return;
    }

    ListMultimap<String, String> params = parse(req.getQueryString());
    String action = getFirst(params, "a");
    String project = getFirst(params, "p");
    String path = Strings.nullToEmpty(getFirst(params, "f"));

    // According to gitweb's perl source code, the primary parameters are these
    // short abbreviated names. When pointing to blob or subtree hash,hashParent
    // are the blob or subtree SHA-1s and hashBase,hashParentBase are commits.
    // When pointing to commits or tags, hash is the commit/tag. Its messy.
    Revision hash = toRevision(getFirst(params, "h"));
    Revision hashBase = toRevision(getFirst(params, "hb"));
    Revision hashParent = toRevision(getFirst(params, "hp"));
    Revision hashParentBase = toRevision(getFirst(params, "hpb"));

    GitilesView.Builder view;
    if ("project_index".equals(action)) {
        view = GitilesView.hostIndex();
        project = null;
    } else if ("summary".equals(action) || "tags".equals(action)) {
        view = GitilesView.repositoryIndex();
    } else if (("commit".equals(action) || "tag".equals(action)) && hash != null) {
        view = GitilesView.revision().setRevision(hash);
    } else if ("log".equals(action) || "shortlog".equals(action)) {
        view = GitilesView.log().setRevision(firstNonNull(hash, Revision.HEAD));
    } else if ("tree".equals(action)) {
        view = GitilesView.path().setRevision(firstNonNull(hashBase, Revision.HEAD)).setPathPart(path);
    } else if (("blob".equals(action) || "blob_plain".equals(action)) && hashBase != null && !path.isEmpty()) {
        view = GitilesView.path().setRevision(hashBase).setPathPart(path);
    } else if ("commitdiff".equals(action) && hash != null) {
        view = GitilesView.diff().setOldRevision(firstNonNull(hashParent, Revision.NULL)).setRevision(hash)
                .setPathPart("");
    } else if ("blobdiff".equals(action) && !path.isEmpty() && hashParentBase != null && hashBase != null) {
        view = GitilesView.diff().setOldRevision(hashParentBase).setRevision(hashBase).setPathPart(path);
    } else if ("history".equals(action) && !path.isEmpty()) {
        view = GitilesView.log().setRevision(firstNonNull(hashBase, Revision.HEAD)).setPathPart(path);
    } else {
        // Gitiles does not provide an RSS feed (a=rss,atom,opml)
        // Any other URL is out of date and not valid anymore.
        res.sendError(SC_GONE);
        return;
    }

    if (!Strings.isNullOrEmpty(project)) {
        view.setRepositoryName(cleanProjectName(project));
    }

    String url;
    try {
        url = view.setHostName(gitwebView.getHostName()).setServletPath(gitwebView.getServletPath()).toUrl();
    } catch (InvalidViewException e) {
        res.setStatus(SC_GONE);
        return;
    }
    res.setStatus(SC_MOVED_PERMANENTLY);
    res.setHeader(LOCATION, url);
}

---

From source file:org.apache.sentry.provider.file.LocalGroupMappingService.java

private void parseGroups(FileSystem fileSystem, Path resourcePath) throws IOException {
    Ini ini = PolicyFiles.loadFromPath(fileSystem, resourcePath);
    Section usersSection = ini.getSection(PolicyFileConstants.USERS);
    if (usersSection == null) {
        LOGGER.warn("No section " + PolicyFileConstants.USERS + " in the " + resourcePath);
        return;//from  ww w . j a va 2 s  .c  om
    }
    for (Entry<String, String> userEntry : usersSection.entrySet()) {
        String userName = Strings.nullToEmpty(userEntry.getKey()).trim();
        String groupNames = Strings.nullToEmpty(userEntry.getValue()).trim();
        if (userName.isEmpty()) {
            LOGGER.error("Invalid user name in the " + resourcePath);
            continue;
        }
        if (groupNames.isEmpty()) {
            LOGGER.warn("No groups available for user " + userName + " in the " + resourcePath);
            continue;
        }
        List<String> groupList = Lists
                .newArrayList(PolicyFileConstants.ROLE_SPLITTER.trimResults().split(groupNames));
        LOGGER.debug("Got user mapping: " + userName + ", Groups: " + groupNames);
        groupMap.put(userName, groupList);
    }
}

---

From source file:com.googlesource.gerrit.plugins.wip.BaseAction.java

private ChangeMessage newMessage(Input input, Change change) throws OrmException {
    StringBuilder msg = new StringBuilder("Change " + change.getId().get() + ": "
            + ((change.getStatus() == Status.WORKINPROGRESS) ? "Work In Progress" : "Ready For Review"));
    if (!Strings.nullToEmpty(input.message).trim().isEmpty()) {
        msg.append("\n\n");
        msg.append(input.message.trim());
    }//from w  w w  .j a  va2  s .c o  m

    ChangeMessage message = new ChangeMessage(
            new ChangeMessage.Key(change.getId(), ChangeUtil.messageUUID(dbProvider.get())),
            ((IdentifiedUser) userProvider.get()).getAccountId(), change.getLastUpdatedOn(),
            change.currentPatchSetId());
    message.setMessage(msg.toString());
    return message;
}

---

From source file:com.eucalyptus.tags.TagHelper.java

/**
 * Validate the given list of tags for the current context.
 *
 * @param resourceTags/*w w w .ja  va 2  s . com*/
 * @throws MetadataException
 */
public static void validateTags(@Nullable final List<ResourceTag> resourceTags) throws MetadataException {
    final Set<String> tagKeys = Sets.newHashSet();
    if (resourceTags != null)
        for (final ResourceTag resourceTag : resourceTags) {
            final String key = resourceTag.getKey();
            final String value = Strings.nullToEmpty(resourceTag.getValue()).trim();

            if (isReserved(key)) {
                throw new InvalidTagMetadataException(
                        "Tag keys starting with 'aws:' and 'euca:' are reserved for internal use");
            }

            if (Strings.isNullOrEmpty(key) || key.trim().length() > 127) {
                throw new InvalidTagMetadataException("Tag key exceeds the maximum length of 127 characters");
            }

            if (value.length() > 255) {
                throw new InvalidTagMetadataException("Tag value exceeds the maximum length of 255 characters");
            }

            if (!tagKeys.add(key)) {
                throw new InvalidTagMetadataException("Duplicate tag key");
            }
        }
}

---

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