Example usage for com.google.common.base Functions toStringFunction

Introduction

In this page you can find the example usage for com.google.common.base Functions toStringFunction.

Prototype

public static Function<Object, String> toStringFunction() 

Source Link

Document

Returns a function that calls toString() on its argument.

Usage

From source file:com.google.devtools.build.lib.rules.android.AarGeneratorBuilder.java

private static String convertRoots(ResourceContainer container, ResourceType resourceType) {
    return Joiner.on("#").join(
            Iterators.transform(container.getRoots(resourceType).iterator(), Functions.toStringFunction()));
}

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From source file:com.davidbracewell.data.DataFrame.java

public static DataFrame read(StructuredReader reader, boolean hasHeaders) throws IOException {
    Preconditions.checkNotNull(reader);//from w  ww.  j  a  va 2 s  . c om
    DataFrame dataFrame;
    reader.beginDocument();
    if (hasHeaders) {
        dataFrame = new DataFrame(Collections2.transform(reader.nextArray(), Functions.toStringFunction()));
    } else {
        dataFrame = new DataFrame();
    }
    int row = 0;
    while (reader.peek() != ElementType.END_DOCUMENT) {
        if (reader.peek() == ElementType.BEGIN_OBJECT) {
            dataFrame.addRow(Lists.<String>newArrayList());
            reader.beginObject();
            for (Map.Entry<String, Val> entry : reader.readObjectToMap().entrySet()) {
                dataFrame.set(row, entry.getKey(), entry.getValue().asString());
            }
            reader.endObject();
            row++;
        } else if (reader.peek() == ElementType.BEGIN_ARRAY) {
            dataFrame.addRow(Lists.<String>newArrayList());
            reader.beginArray();
            int col = 0;
            while (reader.peek() != ElementType.END_ARRAY) {
                dataFrame.set(row, col, reader.nextValue().asString());
                col++;
            }
            reader.endArray();
            row++;
        } else {
            throw new IOException("Could not parse input file [" + reader.peek() + "]");
        }
    }
    reader.endDocument();
    return dataFrame;
}

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From source file:ei.ne.ke.cassandra.cql3.template.InsertStatementBuilder.java

/**
 * {@inheritDoc}//from  w  w  w  .j  a v  a 2  s .  c  o  m
 */
@Override
public String build() {
    Preconditions.checkNotNull(table, "You must set the name of a table");
    StringBuilder sb = new StringBuilder();
    sb.append("INSERT INTO ");
    sb.append(table);
    if (!selection.isEmpty()) {
        sb.append(" (");
        sb.append(StringUtils.join(Collections2.transform(selection, Functions.toStringFunction()), ", "));
        sb.append(") VALUES (");
        while (values.size() < selection.size()) {
            values.add(Term.VARIABLE);
        }
        sb.append(StringUtils.join(Collections2.transform(values, Functions.toStringFunction()), ", "));
        sb.append(")");
    }
    if (!options.isEmpty()) {
        sb.append(" USING ");
        sb.append(StringUtils.join(Collections2.transform(options, Functions.toStringFunction()), " AND "));
    }
    sb.append(";");
    return sb.toString();
}

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From source file:org.killbill.billing.jaxrs.resources.SecurityResource.java

@TimedResource
@GET//from  w  ww .j  ava2  s  .c  o  m
@Path("/permissions")
@Produces(APPLICATION_JSON)
@ApiOperation(value = "List user permissions", response = String.class, responseContainer = "List")
@ApiResponses(value = {})
public Response getCurrentUserPermissions(@javax.ws.rs.core.Context final HttpServletRequest request) {
    // The getCurrentUserPermissions takes a TenantContext which is not used because permissions are cross tenants (at this point)
    final TenantContext nullTenantContext = null;
    final Set<Permission> permissions = securityApi.getCurrentUserPermissions(nullTenantContext);
    final List<String> json = ImmutableList
            .<String>copyOf(Iterables.<Permission, String>transform(permissions, Functions.toStringFunction()));
    return Response.status(Status.OK).entity(json).build();
}

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From source file:com.google.gerrit.metrics.Field.java

@SuppressWarnings("unchecked")
private static <T> Function<T, String> initFormatter(Class<T> keyType) {
    if (keyType == String.class) {
        return (Function<T, String>) Functions.<String>identity();
    } else if (keyType == Integer.class || keyType == Boolean.class) {
        return (Function<T, String>) Functions.toStringFunction();
    } else if (Enum.class.isAssignableFrom(keyType)) {
        return in -> ((Enum<?>) in).name();
    }/*w  w w . j  ava 2s .com*/
    throw new IllegalStateException("unsupported type " + keyType.getName());
}

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From source file:com.facebook.buck.java.ExternalJavacStep.java

@Override
protected int buildWithClasspath(ExecutionContext context, Set<Path> buildClasspathEntries) {
    ImmutableList.Builder<String> command = ImmutableList.builder();
    command.add(pathToJavac.toString());
    command.addAll(getOptions(context, buildClasspathEntries));

    ImmutableList<Path> expandedSources;
    try {//from w  ww.  jav  a2 s .c  o m
        expandedSources = getExpandedSourcePaths(context);
    } catch (IOException e) {
        throw new HumanReadableException("Unable to expand sources for %s into %s", target, workingDirectory);
    }
    if (pathToSrcsList.isPresent()) {
        try {
            context.getProjectFilesystem().writeLinesToPath(
                    Iterables.transform(expandedSources, Functions.toStringFunction()), pathToSrcsList.get());
            command.add("@" + pathToSrcsList.get());
        } catch (IOException e) {
            context.logError(e,
                    "Cannot write list of .java files to compile to %s file! Terminating compilation.",
                    pathToSrcsList.get());
            return 1;
        }
    } else {
        for (Path source : expandedSources) {
            command.add(source.toString());
        }
    }

    ProcessBuilder processBuilder = new ProcessBuilder(command.build());

    // Add additional information to the environment
    Map<String, String> env = processBuilder.environment();
    env.put("BUCK_INVOKING_RULE", invokingRule.or(""));
    env.put("BUCK_TARGET", target.toString());
    env.put("BUCK_DIRECTORY_ROOT", context.getProjectDirectoryRoot().toString());
    env.put("BUCK_OUTPUT_ABI_FILE", pathToOutputAbiFile.or(new File("").toPath()).toString());

    processBuilder.directory(context.getProjectDirectoryRoot());
    // Run the command
    int exitCode = -1;
    try {
        ProcessExecutor.Result result = context.getProcessExecutor().execute(processBuilder.start());
        exitCode = result.getExitCode();
    } catch (IOException e) {
        e.printStackTrace(context.getStdErr());
        return exitCode;
    }

    if (exitCode != 0) {
        return exitCode;
    }

    // Read ABI key
    if (abiKeyFile != null) {
        try {
            String firstLine = Files.readFirstLine(abiKeyFile, Charsets.UTF_8);
            if (firstLine != null) {
                // TODO(user) make sure command is considered in hash
                abiKey = new Sha1HashCode(firstLine);
            }
        } catch (IOException e) {
            e.printStackTrace(context.getStdErr());
            return 1;
        }
    }
    return 0;
}

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From source file:com.facebook.buck.distributed.DistributedBuildTargetGraphCodec.java

public static BuildJobStateBuildTarget encodeBuildTarget(BuildTarget buildTarget) {
    BuildJobStateBuildTarget remoteTarget = new BuildJobStateBuildTarget();
    remoteTarget.setShortName(buildTarget.getShortName());
    remoteTarget.setBaseName(buildTarget.getBaseName());
    if (buildTarget.getCell().isPresent()) {
        remoteTarget.setCellName(buildTarget.getCell().get());
    }/*  w ww. java2s. c o  m*/
    remoteTarget.setFlavors(
            FluentIterable.from(buildTarget.getFlavors()).transform(Functions.toStringFunction()).toSet());
    return remoteTarget;
}

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From source file:com.googlecode.blaisemath.graph.test.GraphTestFrame.java

/** Creates new form TestPlaneVisometry */
public GraphTestFrame() {
    EditorRegistration.registerEditors();
    initComponents();/*from   w  w w .j  a  v  a2  s . com*/

    // BASIC ELEMENTS

    final Graph<Integer> graph = new EdgeLikelihoodGenerator()
            .apply(new EdgeLikelihoodParameters(false, 50, .05f));
    plot.setGraph(graph);
    plot.getAdapter().getViewGraph().setPointSelectionEnabled(true);
    plot.getAdapter().getViewGraph().setDragEnabled(true);
    plot.getLayoutManager().applyLayout(CircleLayout.getInstance(), null, new CircleLayoutParameters(100.0));
    PanAndZoomHandler.zoomBoxAnimated(plot,
            Points.boundingBox(plot.getLayoutManager().getNodeLocationCopy().values(), 5));
    plot.getAdapter().getNodeStyler().setStyleDelegate(new Function<Object, AttributeSet>() {
        public AttributeSet apply(Object o) {
            Integer i = (Integer) o;
            return Styles.DEFAULT_POINT_STYLE.copy().and(Styles.FILL, Color.lightGray)
                    .and(Styles.STROKE, Color.gray).and(Styles.STROKE_WIDTH, .5f)
                    .and(Styles.MARKER_RADIUS, 2 + Math.sqrt(i));
        }
    });

    plot.getAdapter().getNodeStyler().setLabelDelegate(Functions.toStringFunction());

    plot.addContextMenuInitializer("Graph", new ContextMenuInitializer<Graphic>() {
        public void initContextMenu(JPopupMenu menu, Graphic src, Point2D point, Object focus, Set selection) {
            if (menu.getComponentCount() > 0) {
                menu.addSeparator();
            }
            if (focus != null) {
                menu.add("Graph Focus: " + focus);
            }
            menu.add("Selection: " + (selection == null ? 0 : selection.size()) + " selected items");
        }
    });
    plot.addContextMenuInitializer("Node", new ContextMenuInitializer<Graphic>() {
        public void initContextMenu(JPopupMenu menu, Graphic src, Point2D point, Object focus, Set selection) {
            if (menu.getComponentCount() > 0) {
                menu.addSeparator();
            }
            if (focus != null) {
                menu.add("Node: " + focus);
            }
        }
    });
    plot.addContextMenuInitializer("Link", new ContextMenuInitializer<Graphic>() {
        public void initContextMenu(JPopupMenu menu, Graphic src, Point2D point, Object focus, Set selection) {
            if (menu.getComponentCount() > 0) {
                menu.addSeparator();
            }
            if (focus != null) {
                menu.add("Link: " + focus);
            }
        }
    });

    // PANELS

    energyLayout = new SpringLayout();
    layoutParams = energyLayout.createParameters();
    rollupPanel1.add("Energy Layout", PropertySheet.forBean(layoutParams));
    for (Graphic p : plot.getGraphicRoot().getGraphics()) {
        rollupPanel1.add(p.toString(), PropertySheet.forBean(p));
    }

    addWindowListener(new WindowAdapter() {
        @Override
        public void windowClosing(WindowEvent e) {
            GAInstrument.print(System.out, 50);
        }
    });

    // OVERLAY

    plot.getOverlays().add(new CanvasPainter<Graphics2D>() {
        public void paint(Component component, Graphics2D canvas) {
            canvas.setColor(Color.black);
            canvas.drawLine(50, 50, 150, 50);
            canvas.drawLine(50, 40, 50, 60);
            canvas.drawLine(150, 40, 150, 60);
        }
    });

    plot.getSelectionModel().addPropertyChangeListener(new PropertyChangeListener() {
        public void propertyChange(PropertyChangeEvent evt) {
            selectionL.setText(String.format("<html><b>Selection:</b> %s", evt.getNewValue()));
        }
    });
}

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From source file:com.android.tools.idea.wizard.ASGallery.java

public ASGallery() {
    this(new DefaultListModel(), Functions.<Image>constant(null), Functions.toStringFunction(),
            new Dimension(0, 0));
}

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From source file:co.cask.cdap.app.runtime.spark.distributed.SparkExecutionClient.java

/**
 * Writes the workflow tokens modified by this program to the given URL connection.
 *///ww  w.  j a  v  a2s . com
private void writeWorkflowToken(@Nullable BasicWorkflowToken workflowToken, HttpURLConnection urlConn)
        throws IOException {
    try (Writer writer = new OutputStreamWriter(urlConn.getOutputStream(), Charsets.UTF_8)) {
        if (workflowToken != null) {
            GSON.toJson(
                    Maps.transformValues(workflowToken.getAllFromCurrentNode(), Functions.toStringFunction()),
                    TOKEN_TYPE, writer);
        }
    }
}

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