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:org.sonar.api.issue.internal.FieldDiffs.java

public static FieldDiffs parse(@Nullable String s) {
    FieldDiffs diffs = new FieldDiffs();
    if (!Strings.isNullOrEmpty(s)) {
        Iterable<String> fields = FIELDS_SPLITTER.split(s);
        for (String field : fields) {
            String[] keyValues = field.split("=");
            if (keyValues.length == 2) {
                String[] values = keyValues[1].split("\\|");
                String oldValue = "";
                String newValue = "";
                if (values.length > 0) {
                    oldValue = Strings.nullToEmpty(values[0]);
                }/*from w  w w  .ja v  a 2  s . c om*/
                if (values.length > 1) {
                    newValue = Strings.nullToEmpty(values[1]);
                }
                diffs.setDiff(keyValues[0], oldValue, newValue);
            }
        }
    }
    return diffs;
}

From source file:org.apache.mahout.text.SequenceFilesFromLuceneStorageMapper.java

@Override
protected void map(Text key, NullWritable text, Context context) throws IOException, InterruptedException {
    int docId = Integer.valueOf(key.toString());
    DocumentStoredFieldVisitor storedFieldVisitor = l2sConf.getStoredFieldVisitor();
    segmentReader.document(docId, storedFieldVisitor);
    Document document = storedFieldVisitor.getDocument();
    List<String> fields = l2sConf.getFields();
    Text theKey = new Text(Strings.nullToEmpty(document.get(l2sConf.getIdField())));
    Text theValue = new Text();
    LuceneSeqFileHelper.populateValues(document, theValue, fields);
    //if they are both empty, don't write
    if (isBlank(theKey.toString()) && isBlank(theValue.toString())) {
        context.getCounter(DataStatus.EMPTY_BOTH).increment(1);
        return;/*from   w  w w  .  java2s.  c om*/
    }
    if (isBlank(theKey.toString())) {
        context.getCounter(DataStatus.EMPTY_KEY).increment(1);
    } else if (isBlank(theValue.toString())) {
        context.getCounter(DataStatus.EMPTY_VALUE).increment(1);
    }
    context.write(theKey, theValue);
}

From source file:org.gradle.api.publish.ivy.internal.artifact.AbstractIvyArtifact.java

@Override
public void setClassifier(@Nullable String classifier) {
    this.classifier = Strings.nullToEmpty(classifier);
}

From source file:com.google.devtools.treeshaker.TreeShaker.java

private Parser createParser(Options options) throws IOException {
    Parser parser = Parser.newParser(j2objcOptions);
    parser.addSourcepathEntries(j2objcOptions.fileUtil().getSourcePathEntries());
    parser.addClasspathEntries(Strings.nullToEmpty(options.getBootclasspath()));
    parser.addClasspathEntries(j2objcOptions.fileUtil().getClassPathEntries());
    return parser;
}

From source file:ec.tss.tsproviders.utils.DataFormat.java

/**
 * Creates a DataFormat from an optional locale, an optional date pattern
 * and an optional number pattern.// ww  w  .  j  a va 2s .co  m
 *
 * @param locale an optional locale
 * @param datePattern an optional date pattern
 * @param numberPattern an optional number pattern
 * @see Locale
 * @see SimpleDateFormat
 * @see DecimalFormat
 */
public DataFormat(@Nullable Locale locale, @Nullable String datePattern, @Nullable String numberPattern) {
    this.locale = locale;
    this.datePattern = Strings.nullToEmpty(datePattern);
    this.numberPattern = Strings.nullToEmpty(numberPattern);
}

From source file:fr.da2i.lup1.entity.formation.Member.java

public String getPhone() {
    return Strings.nullToEmpty(phone);
}

From source file:org.apache.gobblin.source.extractor.filebased.FileBasedSource.java

/**
 * Initialize the logger.// ww  w.  ja  v a2  s.com
 *
 * @param state Source state
 */
protected void initLogger(SourceState state) {
    StringBuilder sb = new StringBuilder();
    sb.append("[");
    sb.append(Strings.nullToEmpty(state.getProp(ConfigurationKeys.SOURCE_ENTITY)));
    sb.append("]");
    MDC.put("sourceInfo", sb.toString());
}

From source file:com.google.api.codegen.config.PackagingConfig.java

private static PackagingConfig createFromString(String yamlContents) {
    Yaml yaml = new Yaml();
    @SuppressWarnings("unchecked")
    Map<String, Object> configMap = (Map<String, Object>) yaml.load(yamlContents);

    Builder builder = newBuilder().apiName((String) configMap.get("api_name"))
            .apiVersion(Strings.nullToEmpty((String) configMap.get("api_version")))
            .organizationName((String) configMap.get("organization_name"))
            .protoPackageDependencies(getProtoDeps(configMap, "proto_deps"))
            .releaseLevel(Configs.parseReleaseLevel((String) configMap.get("release_level")))
            .artifactType(PackagingArtifactType.of((String) configMap.get("artifact_type")))
            .protoPath((String) configMap.get("proto_path"));
    if (configMap.containsKey("test_proto_deps")) {
        builder.protoPackageTestDependencies(getProtoDeps(configMap, "test_proto_deps"));
    } else if (configMap.containsKey("proto_test_deps")) {
        // TODO delete this branch once artman always passes in test_proto_deps
        builder.protoPackageTestDependencies(getProtoDeps(configMap, "proto_test_deps"));
    }//from   www  .ja va2s. com

    return builder.build();
}

From source file:com.attribyte.essem.util.Util.java

/**
 * Gets an integer parameter from the request with a default value.
 * @param request The request./* w w  w  .  j av  a 2  s .c om*/
 * @param name The parameter name.
 * @param defaultValue The default value.
 * @return The parameter or default value.
 */
public static final int getParameter(final HttpServletRequest request, final String name,
        final int defaultValue) {
    String strVal = Strings.nullToEmpty(request.getParameter(name)).trim();
    if (strVal.length() == 0)
        return defaultValue;
    try {
        return Integer.parseInt(strVal);
    } catch (NumberFormatException nfe) {
        return defaultValue;
    }
}

From source file:com.atoito.jeauty.FileProcessor.java

private boolean support(String filePath) {
    return Strings.nullToEmpty(filePath).endsWith(".java");
}