Example usage for com.google.common.collect ImmutableList isEmpty

Introduction

In this page you can find the example usage for com.google.common.collect ImmutableList isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this list contains no elements.

Usage

From source file:com.facebook.buck.cxx.CxxLibraryFactory.java

/**
 * Create all build rules needed to generate the static library.
 *
 * @return build rule that builds the static library version of this C/C++ library.
 *//*  w w w  .  j av a2s.co m*/
private static BuildRule createStaticLibraryBuildRule(BuildTarget buildTarget,
        ProjectFilesystem projectFilesystem, ActionGraphBuilder graphBuilder, CellPathResolver cellRoots,
        CxxBuckConfig cxxBuckConfig, CxxPlatform cxxPlatform, CxxLibraryDescriptionArg args,
        ImmutableSet<BuildRule> deps, PicType pic,
        CxxLibraryDescription.TransitiveCxxPreprocessorInputFunction transitiveCxxPreprocessorInputFunction,
        Optional<CxxLibraryDescriptionDelegate> delegate) {
    SourcePathRuleFinder ruleFinder = new SourcePathRuleFinder(graphBuilder);
    SourcePathResolver sourcePathResolver = DefaultSourcePathResolver.from(ruleFinder);

    // Create rules for compiling the object files.
    ImmutableList<SourcePath> objects = requireObjects(buildTarget, projectFilesystem, graphBuilder,
            sourcePathResolver, ruleFinder, cellRoots, cxxBuckConfig, cxxPlatform, pic, args, deps,
            transitiveCxxPreprocessorInputFunction, delegate);

    // Write a build rule to create the archive for this C/C++ library.
    BuildTarget staticTarget = CxxDescriptionEnhancer.createStaticLibraryBuildTarget(buildTarget,
            cxxPlatform.getFlavor(), pic);

    if (objects.isEmpty()) {
        return new NoopBuildRule(staticTarget, projectFilesystem);
    }

    Path staticLibraryPath = CxxDescriptionEnhancer.getStaticLibraryPath(projectFilesystem, buildTarget,
            cxxPlatform.getFlavor(), pic, args.getStaticLibraryBasename(),
            cxxPlatform.getStaticLibraryExtension(), cxxBuckConfig.isUniqueLibraryNameEnabled());
    return Archive.from(staticTarget, projectFilesystem, graphBuilder, ruleFinder, cxxPlatform,
            staticLibraryPath, ImmutableList.copyOf(objects), /* cacheable */ true);
}

From source file:org.jclouds.compute.functions.NodeAndTemplateOptionsToStatementWithoutPublicKey.java

@Override
public Statement apply(NodeMetadata node, TemplateOptions options) {
    ImmutableList.Builder<Statement> builder = ImmutableList.builder();
    if (options.getRunScript() != null) {
        builder.add(options.getRunScript());
    }/*from  w w  w . ja v a2 s. c  om*/
    if (options.getPrivateKey() != null) {
        builder.add(new InstallRSAPrivateKey(options.getPrivateKey()));
    }

    ImmutableList<Statement> bootstrap = builder.build();
    if (!bootstrap.isEmpty()) {
        if (options.getTaskName() == null && !(options.getRunScript() instanceof InitScript)) {
            options.nameTask("bootstrap");
        }
        return bootstrap.size() == 1 ? bootstrap.get(0) : new StatementList(bootstrap);
    }

    return null;
}

From source file:org.jclouds.digitalocean.compute.functions.TemplateOptionsToStatementWithoutPublicKey.java

@Override
public Statement apply(TemplateOptions options) {
    ImmutableList.Builder<Statement> builder = ImmutableList.builder();
    if (options.getRunScript() != null) {
        builder.add(options.getRunScript());
    }/* w ww  . j a va 2  s.  c o  m*/
    if (options.getPrivateKey() != null) {
        builder.add(new InstallRSAPrivateKey(options.getPrivateKey()));
    }

    ImmutableList<Statement> bootstrap = builder.build();
    if (!bootstrap.isEmpty()) {
        if (options.getTaskName() == null && !(options.getRunScript() instanceof InitScript)) {
            options.nameTask("bootstrap");
        }
        return bootstrap.size() == 1 ? bootstrap.get(0) : new StatementList(bootstrap);
    }

    return null;
}

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

public AliasProvider(ImmutableList<Label> aliasChain) {
    Preconditions.checkState(!aliasChain.isEmpty());
    this.aliasChain = aliasChain;
}

From source file:com.google.template.soy.conformance.RuleWithWhitelists.java

/** A file should be checked against a rule unless it contains one of the whitelisted paths. */
boolean shouldCheckConformanceFor(String filePath) {
    for (String whitelistedPath : getWhitelistedPaths()) {
        if (filePath.contains(whitelistedPath)) {
            return false;
        }// w w w .j av a  2  s.co  m
    }
    ImmutableList<String> onlyApplyToPaths = getOnlyApplyToPaths();
    if (onlyApplyToPaths.isEmpty()) {
        return true;
    }
    // If only_apply_to field is presented in the configuration, check it.
    for (String onlyApplyToPath : onlyApplyToPaths) {
        if (filePath.contains(onlyApplyToPath)) {
            return true;
        }
    }
    return false;
}

From source file:monasca.common.util.config.ConfigurationFactory.java

private void validate(String file, T config) throws ConfigurationException {
    final ImmutableList<String> errors = new Validator().validate(config);
    if (!errors.isEmpty()) {
        throw new ConfigurationException(file, errors);
    }//from w  w w .  j a v  a2  s  .c o m
}

From source file:com.google.template.soy.jssrc.dsl.SwitchBuilder.java

/**
 * Adds a case clause (one or more {@code case} labels followed by a body) to this switch
 * statement./*www.  j ava  2 s  . c  o  m*/
 */
public SwitchBuilder case_(ImmutableList<CodeChunk.WithValue> caseLabels, CodeChunk body) {
    Preconditions.checkState(!caseLabels.isEmpty(), "at least one case required");
    clauses.add(new Switch.CaseClause(caseLabels, body));
    return this;
}

From source file:com.facebook.buck.rules.macros.QueryTargetsMacroExpander.java

@Override
public Object extractRuleKeyAppendables(BuildTarget target, CellPathResolver cellNames,
        final BuildRuleResolver resolver, ImmutableList<String> input) throws MacroException {
    if (input.isEmpty()) {
        throw new MacroException("One quoted query expression is expected");
    }/*from   w  w w. j a  v a2  s  .  c  om*/
    String queryExpression = CharMatcher.anyOf("\"'").trimFrom(input.get(0));
    // Return the set of targets which matched the query
    return resolveQuery(target, cellNames, resolver, queryExpression).map(QueryTarget::toString)
            .collect(MoreCollectors.toImmutableSortedSet(Ordering.natural()));
}

From source file:com.facebook.buck.rules.macros.QueryTargetsMacroExpander.java

@Override
public String expand(BuildTarget target, CellPathResolver cellNames, BuildRuleResolver resolver,
        ImmutableList<String> input) throws MacroException {
    if (input.isEmpty()) {
        throw new MacroException("One quoted query expression is expected");
    }/*from   www. j  a v  a 2 s .  com*/
    String queryExpression = CharMatcher.anyOf("\"'").trimFrom(input.get(0));
    return resolveQuery(target, cellNames, resolver, queryExpression).map(queryTarget -> {
        Preconditions.checkState(queryTarget instanceof QueryBuildTarget);
        BuildRule rule = resolver.getRule(((QueryBuildTarget) queryTarget).getBuildTarget());
        return rule.getBuildTarget().toString();
    }).sorted().collect(Collectors.joining(" "));
}

From source file:com.google.security.zynamics.binnavi.Gui.GraphWindows.types.DeleteTypeAction.java

@Override
public void actionPerformed(ActionEvent event) {
    final ImmutableList<BaseType> types = typeEditor.getSelectedTypes();
    if (types.isEmpty() || CMessageBox.showYesNoQuestion(owner,
            "Do you really want to delete these type(s)?") != JOptionPane.YES_OPTION) {
        return;//from ww  w.ja  va  2  s  . c o m
    }

    try {
        for (final BaseType baseType : types) {
            typeManager.deleteType(baseType);
        }
    } catch (final CouldntDeleteException exception) {
        CUtilityFunctions.logException(exception);
    }
}