Example usage for com.google.common.collect Iterables getLast

Introduction

In this page you can find the example usage for com.google.common.collect Iterables getLast.

Prototype

@Nullable
public static <T> T getLast(Iterable<? extends T> iterable, @Nullable T defaultValue)

Source Link

Document

Returns the last element of iterable or defaultValue if the iterable is empty.

Usage

From source file:com.searchcode.app.util.SearchcodeLib.java

public String formatQueryStringAndDefault(String query) {
    String[] split = query.trim().split("\\s+");

    List<String> stringList = new ArrayList<>();

    String and = " AND ";
    String or = " OR ";
    String not = " NOT ";

    for (String term : split) {
        switch (term) {
        case "AND":
            if (Iterables.getLast(stringList, null) != null && !Iterables.getLast(stringList).equals(and)) {
                stringList.add(and);/*from www.j  a  va 2  s .c o m*/
            }
            break;
        case "OR":
            if (Iterables.getLast(stringList, null) != null && !Iterables.getLast(stringList).equals(or)) {
                stringList.add(or);
            }
            break;
        case "NOT":
            if (Iterables.getLast(stringList, null) != null && !Iterables.getLast(stringList).equals(not)) {
                stringList.add(not);
            }
            break;
        default:
            if (Iterables.getLast(stringList, null) == null || Iterables.getLast(stringList).equals(and)
                    || Iterables.getLast(stringList).equals(or) || Iterables.getLast(stringList).equals(not)) {
                stringList.add(" " + QueryParser.escape(term.toLowerCase()).replace("\\(", "(")
                        .replace("\\)", ")").replace("\\*", "*") + " ");
            } else {
                stringList.add(and + QueryParser.escape(term.toLowerCase()).replace("\\(", "(")
                        .replace("\\)", ")").replace("\\*", "*") + " ");
            }
            break;
        }
    }
    String temp = StringUtils.join(stringList, " ");
    return temp.trim();
}

From source file:org.apache.metron.common.stellar.shell.StellarShell.java

@Override
public void complete(CompleteOperation completeOperation) {
    if (!completeOperation.getBuffer().isEmpty()) {
        String lastToken = Iterables.getLast(Splitter.on(" ").split(completeOperation.getBuffer()), null);
        if (lastToken != null && !lastToken.isEmpty()) {
            lastToken = lastToken.trim();
            final String lastBit = lastToken;
            final boolean isDocRequest = isDoc(lastToken);
            if (isDocRequest) {
                lastToken = lastToken.substring(1);
            }//from w ww . j a  v  a2 s  . com
            StellarExecutor.OperationType opType = StellarExecutor.OperationType.NORMAL;
            if (isDocRequest) {
                opType = StellarExecutor.OperationType.DOC;
            } else if (isMagic(lastToken)) {
                opType = StellarExecutor.OperationType.MAGIC;
            }
            Iterable<String> candidates = executor.autoComplete(lastToken, opType);
            if (candidates != null && !Iterables.isEmpty(candidates)) {
                completeOperation.setCompletionCandidates(Lists.newArrayList(Iterables.transform(candidates,
                        s -> stripOff(completeOperation.getBuffer(), lastBit) + s)));
            }
        }
    }

}

From source file:org.jfrog.hudson.plugins.artifactory.gradle.ArtifactoryGradleConfigurator.java

private Gradle getLastGradleBuild(AbstractProject project) {
    if (project instanceof Project) {
        List<Gradle> gradles = ActionableHelper.getBuilders((Project) project, Gradle.class);
        return Iterables.getLast(gradles, null);
    }// w w  w . j a v a 2s  .  co m
    return null;
}