> Task :grpc-xds:compileJava
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:100: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        ? altNameFromCert.toLowerCase().startsWith(sanToVerifyPrefix.toLowerCase())
                                     ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase(Locale.ROOT).startsWith(sanToVerifyPrefix.toLowerCase())' or '? altNameFromCert.toLowerCase(Locale.getDefault()).startsWith(sanToVerifyPrefix.toLowerCase())' or '? Ascii.toLowerCase(altNameFromCert).startsWith(sanToVerifyPrefix.toLowerCase())'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:100: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        ? altNameFromCert.toLowerCase().startsWith(sanToVerifyPrefix.toLowerCase())
                                                                                ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase().startsWith(sanToVerifyPrefix.toLowerCase(Locale.ROOT))' or '? altNameFromCert.toLowerCase().startsWith(sanToVerifyPrefix.toLowerCase(Locale.getDefault()))' or '? altNameFromCert.toLowerCase().startsWith(Ascii.toLowerCase(sanToVerifyPrefix))'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:110: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? altNameFromCert.toLowerCase().endsWith(sanToVerifySuffix.toLowerCase())
                                         ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase(Locale.ROOT).endsWith(sanToVerifySuffix.toLowerCase())' or '? altNameFromCert.toLowerCase(Locale.getDefault()).endsWith(sanToVerifySuffix.toLowerCase())' or '? Ascii.toLowerCase(altNameFromCert).endsWith(sanToVerifySuffix.toLowerCase())'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:110: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? altNameFromCert.toLowerCase().endsWith(sanToVerifySuffix.toLowerCase())
                                                                                  ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase().endsWith(sanToVerifySuffix.toLowerCase(Locale.ROOT))' or '? altNameFromCert.toLowerCase().endsWith(sanToVerifySuffix.toLowerCase(Locale.getDefault()))' or '? altNameFromCert.toLowerCase().endsWith(Ascii.toLowerCase(sanToVerifySuffix))'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:120: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? altNameFromCert.toLowerCase().contains(sanToVerifySubstring.toLowerCase())
                                         ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase(Locale.ROOT).contains(sanToVerifySubstring.toLowerCase())' or '? altNameFromCert.toLowerCase(Locale.getDefault()).contains(sanToVerifySubstring.toLowerCase())' or '? Ascii.toLowerCase(altNameFromCert).contains(sanToVerifySubstring.toLowerCase())'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/security/trust/XdsX509TrustManager.java:120: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? altNameFromCert.toLowerCase().contains(sanToVerifySubstring.toLowerCase())
                                                                                     ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? altNameFromCert.toLowerCase().contains(sanToVerifySubstring.toLowerCase(Locale.ROOT))' or '? altNameFromCert.toLowerCase().contains(sanToVerifySubstring.toLowerCase(Locale.getDefault()))' or '? altNameFromCert.toLowerCase().contains(Ascii.toLowerCase(sanToVerifySubstring))'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/Matchers.java:276: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? args.toLowerCase().startsWith(prefix().toLowerCase())
                              ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? args.toLowerCase(Locale.ROOT).startsWith(prefix().toLowerCase())' or '? args.toLowerCase(Locale.getDefault()).startsWith(prefix().toLowerCase())' or '? Ascii.toLowerCase(args).startsWith(prefix().toLowerCase())'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/Matchers.java:276: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? args.toLowerCase().startsWith(prefix().toLowerCase())
                                                                ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? args.toLowerCase().startsWith(prefix().toLowerCase(Locale.ROOT))' or '? args.toLowerCase().startsWith(prefix().toLowerCase(Locale.getDefault()))' or '? args.toLowerCase().startsWith(Ascii.toLowerCase(prefix()))'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/Matchers.java:280: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? args.toLowerCase().endsWith(suffix().toLowerCase())
                              ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? args.toLowerCase(Locale.ROOT).endsWith(suffix().toLowerCase())' or '? args.toLowerCase(Locale.getDefault()).endsWith(suffix().toLowerCase())' or '? Ascii.toLowerCase(args).endsWith(suffix().toLowerCase())'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/internal/Matchers.java:280: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            ? args.toLowerCase().endsWith(suffix().toLowerCase())
                                                              ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '? args.toLowerCase().endsWith(suffix().toLowerCase(Locale.ROOT))' or '? args.toLowerCase().endsWith(suffix().toLowerCase(Locale.getDefault()))' or '? args.toLowerCase().endsWith(Ascii.toLowerCase(suffix()))'?
/Users/sergiitk/Development/grpc-java/xds/src/main/java/io/grpc/xds/XdsClusterResource.java:245: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      if ((edsServiceName == null) && clusterName.toLowerCase().startsWith("xdstp:")) {
                                                             ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'if ((edsServiceName == null) && clusterName.toLowerCase(Locale.ROOT).startsWith("xdstp:")) {' or 'if ((edsServiceName == null) && clusterName.toLowerCase(Locale.getDefault()).startsWith("xdstp:")) {' or 'if ((edsServiceName == null) && Ascii.toLowerCase(clusterName).startsWith("xdstp:")) {'?
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
11 warnings

> Task :grpc-authz:compileJava
/Users/sergiitk/Development/grpc-java/authz/src/main/java/io/grpc/authz/AuthorizationPolicyTranslator.java:80: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        || UNSUPPORTED_HEADERS.contains(key.toLowerCase())) {
                                                       ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '|| UNSUPPORTED_HEADERS.contains(key.toLowerCase(Locale.ROOT))) {' or '|| UNSUPPORTED_HEADERS.contains(key.toLowerCase(Locale.getDefault()))) {' or '|| UNSUPPORTED_HEADERS.contains(Ascii.toLowerCase(key))) {'?
1 warning

> Task :grpc-benchmarks:compileJava
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ServerConfiguration.java:72: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
            "TLS unsupported with the " + config.transport.name().toLowerCase() + " transport");
                                                                             ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '"TLS unsupported with the " + config.transport.name().toLowerCase(Locale.ROOT) + " transport");' or '"TLS unsupported with the " + config.transport.name().toLowerCase(Locale.getDefault()) + " transport");' or '"TLS unsupported with the " + Ascii.toLowerCase(config.transport.name()) + " transport");'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ServerConfiguration.java:131: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        builder.append(transport.name().toLowerCase());
                                                   ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'builder.append(transport.name().toLowerCase(Locale.ROOT));' or 'builder.append(transport.name().toLowerCase(Locale.getDefault()));' or 'builder.append(Ascii.toLowerCase(transport.name()));'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ServerConfiguration.java:161: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
    TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase()) {
                                                                                           ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase(Locale.ROOT)) {' or 'TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase(Locale.getDefault())) {' or 'TRANSPORT("STR", Transport.getDescriptionString(), Ascii.toLowerCase(DEFAULT.transport.name())) {'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ServerConfiguration.java:164: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        config.transport = Transport.valueOf(value.toUpperCase());
                                                              ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'config.transport = Transport.valueOf(value.toUpperCase(Locale.ROOT));' or 'config.transport = Transport.valueOf(value.toUpperCase(Locale.getDefault()));' or 'config.transport = Transport.valueOf(Ascii.toUpperCase(value));'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ServerConfiguration.java:200: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      return name().toLowerCase();
                               ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'return name().toLowerCase(Locale.ROOT);' or 'return name().toLowerCase(Locale.getDefault());' or 'return Ascii.toLowerCase(name());'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/Transport.java:67: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      builder.append(transport.name().toLowerCase());
                                                 ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'builder.append(transport.name().toLowerCase(Locale.ROOT));' or 'builder.append(transport.name().toLowerCase(Locale.getDefault()));' or 'builder.append(Ascii.toLowerCase(transport.name()));'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ClientConfiguration.java:105: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
              "Transport " + config.transport.name().toLowerCase() + " does not support TLS.");
                                                                ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean '"Transport " + config.transport.name().toLowerCase(Locale.ROOT) + " does not support TLS.");' or '"Transport " + config.transport.name().toLowerCase(Locale.getDefault()) + " does not support TLS.");' or '"Transport " + Ascii.toLowerCase(config.transport.name()) + " does not support TLS.");'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ClientConfiguration.java:169: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
    TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase()) {
                                                                                           ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase(Locale.ROOT)) {' or 'TRANSPORT("STR", Transport.getDescriptionString(), DEFAULT.transport.name().toLowerCase(Locale.getDefault())) {' or 'TRANSPORT("STR", Transport.getDescriptionString(), Ascii.toLowerCase(DEFAULT.transport.name())) {'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ClientConfiguration.java:172: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
        config.transport = Transport.valueOf(value.toUpperCase());
                                                              ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'config.transport = Transport.valueOf(value.toUpperCase(Locale.ROOT));' or 'config.transport = Transport.valueOf(value.toUpperCase(Locale.getDefault()));' or 'config.transport = Transport.valueOf(Ascii.toUpperCase(value));'?
/Users/sergiitk/Development/grpc-java/benchmarks/src/main/java/io/grpc/benchmarks/qps/ClientConfiguration.java:239: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      return name().toLowerCase();
                               ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'return name().toLowerCase(Locale.ROOT);' or 'return name().toLowerCase(Locale.getDefault());' or 'return Ascii.toLowerCase(name());'?
10 warnings

> Task :grpc-interop-testing:compileJava
/Users/sergiitk/Development/grpc-java/interop-testing/src/main/java/io/grpc/testing/integration/TestCases.java:82: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
    return TestCases.valueOf(s.toUpperCase());
                                          ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'return TestCases.valueOf(s.toUpperCase(Locale.ROOT));' or 'return TestCases.valueOf(s.toUpperCase(Locale.getDefault()));' or 'return TestCases.valueOf(Ascii.toUpperCase(s));'?
/Users/sergiitk/Development/grpc-java/interop-testing/src/main/java/io/grpc/testing/integration/StressTestClient.java:376: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      String strTestcase = testCase.name().toLowerCase();
                                                      ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'String strTestcase = testCase.name().toLowerCase(Locale.ROOT);' or 'String strTestcase = testCase.name().toLowerCase(Locale.getDefault());' or 'String strTestcase = Ascii.toLowerCase(testCase.name());'?
/Users/sergiitk/Development/grpc-java/interop-testing/src/main/java/io/grpc/testing/integration/TestServiceClient.java:695: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      String strTestcase = testCase.name().toLowerCase();
                                                      ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'String strTestcase = testCase.name().toLowerCase(Locale.ROOT);' or 'String strTestcase = testCase.name().toLowerCase(Locale.getDefault());' or 'String strTestcase = Ascii.toLowerCase(testCase.name());'?
/Users/sergiitk/Development/grpc-java/interop-testing/src/main/java/io/grpc/testing/integration/Http2TestCases.java:52: warning: [StringCaseLocaleUsage] Specify a `Locale` when calling `String#to{Lower,Upper}Case`. (Note: there are multiple suggested fixes; the third may be most appropriate if you're dealing with ASCII Strings.)
      return Http2TestCases.valueOf(s.toUpperCase());
                                                 ^
    (see https://errorprone.info/bugpattern/StringCaseLocaleUsage)
  Did you mean 'return Http2TestCases.valueOf(s.toUpperCase(Locale.ROOT));' or 'return Http2TestCases.valueOf(s.toUpperCase(Locale.getDefault()));' or 'return Http2TestCases.valueOf(Ascii.toUpperCase(s));'?
4 warnings