Java Code Examples for com.google.common.base.CaseFormat

public static MutableCapabilities getDeviceProperties(MutableCapabilities desiredCapabilities) {

		if (!ConfigurationUtils.isDevice(desiredCapabilities))
			return desiredCapabilities;

		DeviceResult device = null;
		try {
			device = getHttpClient().deviceInfo(desiredCapabilities.getCapability("deviceName").toString(), false);
		} catch (HttpClientException e) {
			e.printStackTrace();
		}

		for (DeviceParameter parameter : DeviceParameter.values()) {
			String paramValue = device.getResponseValue(parameter);
			String capName = CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, parameter.toString().toLowerCase());
			if (!StringUtils.isEmpty(paramValue))
				desiredCapabilities.setCapability(capName, paramValue);
		}

		return desiredCapabilities;
	}
 

/**
 * Gets the bind mapper name.
 *
 * @param context the context
 * @param typeName the type name
 * @return the bind mapper name
 */
public String getBindMapperName(BindTypeContext context, TypeName typeName) {
	Converter<String, String> format = CaseFormat.UPPER_CAMEL.converterTo(CaseFormat.LOWER_CAMEL);
	TypeName bindMapperName=TypeUtility.mergeTypeNameWithSuffix(typeName,BindTypeBuilder.SUFFIX);
	String simpleName=format.convert(TypeUtility.simpleName(bindMapperName));

	if (!alreadyGeneratedMethods.contains(simpleName))
	{
		alreadyGeneratedMethods.add(simpleName);
		if (bindMapperName.equals(beanTypeName))
		{
			context.builder.addField(FieldSpec.builder(bindMapperName, simpleName, modifiers)					
					.addJavadoc("$T", bindMapperName)
					.initializer("this")
					.build());
		} else {				
			context.builder.addField(FieldSpec.builder(bindMapperName, simpleName, modifiers)					
					.addJavadoc("$T", bindMapperName)
					.initializer("$T.mapperFor($T.class)", BinderUtils.class, typeName)
					.build());	
		}		
	}
	
	return simpleName;
}
 

/**
 * 返回枚举类的说明
 *
 * @param clazz 枚举类类对象
 * @return
 */
static String getInfo(Class<? extends BaseEnum> clazz) {
    BaseEnum[] enums = clazz.getEnumConstants();
    LinkedHashMap<String, JSONObject> json = new LinkedHashMap<>(enums.length);
    for (BaseEnum e : enums) {
        JSONObject jsonObject = new JSONObject();
        jsonObject.put("value", new DeletedQuotationAware(e.getValue()));
        jsonObject.put("desc", new DeletedQuotationAware(e.getDesc()));
        json.put(e.toString(), jsonObject);
    }

    String enumJson = JSON.toJSONString(json, true);
    enumJson = enumJson.replaceAll("\"", "");
    enumJson= enumJson.replaceAll("\t","&nbsp;&nbsp;");
    enumJson = enumJson.replaceAll("\n","<br>");
    String prefix = "  <br>  export const <br> " + CaseFormat.UPPER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, clazz.getSimpleName() + " = <br> ");
    return prefix + "" + enumJson + " <br>";
}
 

@SuppressWarnings("unchecked")
@JsonAnySetter
public Object set(String name, Object value) {
	if (value instanceof Map) {
		value = new DynaBean((Map<String, Object>) value);
	} else if (value instanceof Collection) {
		Collection<?> collection = (Collection<?>) value;
		List<DynaBean> list = new ArrayList<DynaBean>();
		if (! collection.isEmpty() && collection.iterator().next() instanceof Map) {
			for (Object val : collection) {
				list.add(new DynaBean((Map<String, Object>)val));
			}
			value = list;
		}
	}
	return super.put(CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, name), value);
}
 

public void filterOrderItems(List<OrderItem> orderItems) {
    if (CollectionUtils.isEmpty(orderItems)) {
        return;
    }
    // 如果集合不为空，则按照PropertyColumnUtil映射
    if (MapUtils.isNotEmpty(map)) {
        orderItems.forEach(item -> {
            item.setColumn(this.getMappingColumn(item.getColumn()));
        });
    } else if (underLineMode) {
        // 如果开启下划线模式，自动转换成下划线
        orderItems.forEach(item -> {
            String column = item.getColumn();
            if (StringUtils.isNotBlank(column)) {
                // 驼峰转换成下划线
                item.setColumn(CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, column));
            }
        });
    }
}
 

@ParameterizedTest
@MethodSource("data")
void overridesPreviousNaming(
        final String source,
        final CaseFormat targetFormat,
        final String target) {

    final MockTracer tracer = new MockTracer();
    final Tracer unit = new ProxyTracer(tracer)
            .with(Naming.DEFAULT)
            .with(new Rename(targetFormat));

    unit.buildSpan(source)
            .start().finish();

    final MockSpan span = getOnlyElement(tracer.finishedSpans());
    assertEquals(target, span.operationName());
}
 

@ParameterizedTest
@MethodSource("data")
void renamesOperationOnSet(
        final String source,
        final CaseFormat targetFormat,
        final String target) {

    final MockTracer tracer = new MockTracer();
    final Tracer unit = new ProxyTracer(tracer)
            .with(new Rename(targetFormat));

    unit.buildSpan("test")
            .start()
            .setOperationName(source)
            .finish();

    final MockSpan span = getOnlyElement(tracer.finishedSpans());
    assertEquals(target, span.operationName());
}
 

private String buildWhere(final String tableName, final Collection<String> tableFields, final Condition condition) {
    StringBuilder sqlBuilder = new StringBuilder();
    sqlBuilder.append(" WHERE 1=1");
    if (null != condition.getFields() && !condition.getFields().isEmpty()) {
        for (Map.Entry<String, Object> entry : condition.getFields().entrySet()) {
            String lowerUnderscore = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, entry.getKey());
            if (null != entry.getValue() && tableFields.contains(lowerUnderscore)) {
                sqlBuilder.append(" AND ").append(lowerUnderscore).append("=?");
            }
        }
    }
    if (null != condition.getStartTime()) {
        sqlBuilder.append(" AND ").append(getTableTimeField(tableName)).append(">=?");
    }
    if (null != condition.getEndTime()) {
        sqlBuilder.append(" AND ").append(getTableTimeField(tableName)).append("<=?");
    }
    return sqlBuilder.toString();
}
 

private void setBindValue(final PreparedStatement preparedStatement, final Collection<String> tableFields, final Condition condition) throws SQLException {
    int index = 1;
    if (null != condition.getFields() && !condition.getFields().isEmpty()) {
        for (Map.Entry<String, Object> entry : condition.getFields().entrySet()) {
            String lowerUnderscore = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, entry.getKey());
            if (null != entry.getValue() && tableFields.contains(lowerUnderscore)) {
                preparedStatement.setString(index++, String.valueOf(entry.getValue()));
            }
        }
    }
    if (null != condition.getStartTime()) {
        preparedStatement.setTimestamp(index++, new Timestamp(condition.getStartTime().getTime()));
    }
    if (null != condition.getEndTime()) {
        preparedStatement.setTimestamp(index, new Timestamp(condition.getEndTime().getTime()));
    }
}
 

/**
 * 判断str是哪种命名格式的,不能保证一定判断对,慎用
 *
 * @param str
 * @return
 */
public static CaseFormat determineFormat(String str) {
    Preconditions.checkNotNull(str);
    String[] split = str.split("_");
    List<String> splitedStrings = Arrays.stream(split).map(String::trim).filter(StringUtils::isNotBlank).collect(Collectors.toList());

    if (splitedStrings.size() == 1) {
        //camel
        if (CharUtils.isAsciiAlphaUpper(splitedStrings.get(0).charAt(0))) {
            return CaseFormat.UPPER_CAMEL;
        } else {
            return CaseFormat.LOWER_CAMEL;
        }
    } else if (splitedStrings.size() > 1) {
        //underscore
        if (CharUtils.isAsciiAlphaUpper(splitedStrings.get(0).charAt(0))) {
            return CaseFormat.UPPER_UNDERSCORE;
        } else {
            return CaseFormat.LOWER_UNDERSCORE;
        }
    }else{
        //判断不出那个
        return CaseFormat.LOWER_CAMEL;
    }
}
 

@Override
public String detect(String identifier) {
  if (identifier.length() <= lengthsOfPrefixAndSuffix) {
    return NOT_DETECTED;
  }

  boolean prefixMatches = prefix.isEmpty() ||
      (identifier.startsWith(prefix) && Ascii.isUpperCase(identifier.charAt(prefix.length())));

  boolean suffixMatches = suffix.isEmpty() || identifier.endsWith(suffix);

  if (prefixMatches && suffixMatches) {
    String detected = identifier.substring(prefix.length(), identifier.length() - suffix.length());
    return prefix.isEmpty()
        ? detected
        : CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_CAMEL, detected);
  }

  return NOT_DETECTED;
}
 

@Override
public List<Table> getTableByDataSource(McgDataSource mcgDataSource) {
	List<Table> result = null;
	McgBizAdapter mcgBizAdapter = new FlowDataAdapterImpl(mcgDataSource);
       
       try {
           result = mcgBizAdapter.getTablesByDataSource(mcgDataSource.getDbName());
       } catch (SQLException e) {
       	logger.error("获取所有表名出错，异常信息：{}", e.getMessage());
       }
	
	if(result != null && result.size() > 0) {
	    for(Table table : result) {
	        String entityName = CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, table.getTableName());
	        table.setDaoName(entityName + "Dao");
	        table.setEntityName(entityName);
	        table.setXmlName(entityName + "Mapper");
	    }
	}
	return result;
}
 

@Override
public RelationshipMetadata<R> createRelationMetadata(AnnotatedElement<?> annotatedElement, Map<Class<?>, TypeMetadata> metadataByType) {
    Relation relationAnnotation;
    boolean batchable;
    if (annotatedElement instanceof PropertyMethod) {
        relationAnnotation = annotatedElement.getAnnotation(Relation.class);
        batchable = true;
    } else if (annotatedElement instanceof AnnotatedType) {
        AnnotatedType annotatedType = (AnnotatedType) annotatedElement;
        relationAnnotation = annotatedType.getAnnotation(Relation.class);
        batchable = annotatedType.getAnnotatedElement().isAnnotation() || isBatchable(annotatedElement);
    } else {
        throw new XOException("Annotated element is not supported: " + annotatedElement);
    }
    String name = null;
    if (relationAnnotation != null) {
        String value = relationAnnotation.value();
        if (!Relation.DEFAULT_VALUE.equals(value)) {
            name = value;
        }
    }
    if (name == null) {
        name = CaseFormat.UPPER_CAMEL.to(CaseFormat.UPPER_UNDERSCORE, annotatedElement.getName());
    }
    return new RelationshipMetadata<>(createRelationshipType(name), batchable);
}
 

private List<String> resolvePossibleNames(Descriptor descriptor) {
    return Optional.ofNullable(descriptor.getClass().getAnnotation(Symbol.class))
            .map(s -> Arrays.asList(s.value()))
            .orElseGet(() -> {
                /* TODO: extract Descriptor parameter type such that DescriptorImpl extends Descriptor<XX> returns XX.
                 * Then, if `baseClass == fooXX` we get natural name `foo`.
                 */
                return singletonList(CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_CAMEL, descriptor.getKlass().toJavaClass().getSimpleName()));
            });
}
 

/**
 * Compute the name of the class prefix from the package name. This converts
 * the dot-separated package name to camel case, so foo.bar becomes fooBar.
 *
 * @param packageName the @provide package name
 * @return the converted class prefix
 */
private String getClassPrefixFromDottedName(String packageName) {
  // CaseFormat doesn't have a format for names separated by dots, so we transform
  // the dots into dashes. Then we can use the regular CaseFormat transformation
  // to camel case instead of having to write our own.
  String packageNameWithDashes = packageName.replace('.', '-');
  return CaseFormat.LOWER_HYPHEN.to(CaseFormat.LOWER_CAMEL, packageNameWithDashes);
}
 

private static String serverMetricName(String property, int status, String result) {
    final String name = "armeriaServerHelloService" +
                        CaseFormat.LOWER_CAMEL.to(CaseFormat.UPPER_CAMEL, property);
    return MetricRegistry.name(name,
                               "hostnamePattern:*", "httpStatus:" + status,
                               "method:hello", result, "service:" + Iface.class.getName());
}
 

private String getMessage(Throwable error, String suffix, String defaultMessage) {
	if (this.constants == null) {
		return defaultMessage;
	}
	try {
		String className = error.getClass().getSimpleName();
		if (error instanceof CommandException) {
			className = ((CommandException) error).getCauseSimpleClassName();
		}
		String methodName = CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_CAMEL, className) + suffix;
		return this.constants.getString(methodName);
	} catch (MissingResourceException exc) {
		return defaultMessage;
	}
}
 

@Override
public void collectIds(@NotNull ServiceParameterCollectorParameter.Id parameter) {
    for(PhpClass phpClass: PhpIndex.getInstance(parameter.getProject()).getAllSubclasses(ShopwareFQDN.PLUGIN_BOOTSTRAP)) {
        String formattedPluginName = CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, phpClass.getName());

        parameter.add(new ContainerParameter(formattedPluginName + ".plugin_dir", getRelativeToProjectPath(phpClass), true));
        parameter.add(new ContainerParameter(formattedPluginName + ".plugin_name", phpClass.getName(), true));
    }

    parameter.addAll(DEFAULTS);
}
 

private Builder(EnumSerialization enumSerialization, CaseFormat fromFieldNameFormat,
    CaseFormat toFieldNameFormat) {
  this.serializedNameExtensions = new HashSet<Extension<FieldOptions, String>>();
  this.serializedEnumValueExtensions = new HashSet<Extension<EnumValueOptions, String>>();
  setEnumSerialization(enumSerialization);
  setFieldNameSerializationFormat(fromFieldNameFormat, toFieldNameFormat);
}
 

/** @deprecated since 0.9.0 kept only to allow conversion of anonymous inner classes */
@SuppressWarnings("unused") @Deprecated 
private static Function<String, String> convertCaseOld(final CaseFormat src, final CaseFormat target) {
    // TODO PERSISTENCE WORKAROUND
    return new Function<String, String>() {
        @Override
        public String apply(String input) {
            return src.to(target, input);
        }
    };
}
 

private static <T> Yaml getYaml(Class<T> tClass) {
  Constructor c = new Constructor(tClass);
  c.setPropertyUtils(new PropertyUtils() {
    @Override
    public Property getProperty(Class<?> type, String name) {
      if (name.indexOf('-') > -1) {
        name = CaseFormat.LOWER_HYPHEN.to(CaseFormat.LOWER_CAMEL, name);
      }
      return super.getProperty(type, name);
    }
  });
  return new Yaml(c);
}
 

private RelationalPathBase<?> getRelationalPathBase(Class<?> queryClass) {
    String fieldName = CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_CAMEL, queryClass.getSimpleName().substring(1));
    Field field = ReflectionUtils.findField(queryClass, fieldName);

    if (field == null) {
        throw new IllegalArgumentException("Did not find a static field of the same type in " + queryClass);
    }

    return (RelationalPathBase<?>) ReflectionUtils.getField(field, null);
}
 

@Override
public String toString() {
    return mSourceLocation.toString() // needs short string.
            + " "
            + CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, mSeverity.toString())
            + ":\n\t"
            + mLog;
}
 

private SortedMap<String, Object> resolveAllUnconfiguredAttributesForTarget(
    CommandRunnerParams params, BuckQueryEnvironment env, QueryBuildTarget target)
    throws QueryException {
  Map<String, Object> attributes = getAllUnconfiguredAttributesForTarget(params, env, target);
  PatternsMatcher patternsMatcher = new PatternsMatcher(outputAttributes());

  SortedMap<String, Object> convertedAttributes = new TreeMap<>();
  if (!patternsMatcher.isMatchesNone()) {
    for (Map.Entry<String, Object> attribute : attributes.entrySet()) {
      String attributeName = attribute.getKey();
      String snakeCaseKey = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, attributeName);
      if (!patternsMatcher.matches(snakeCaseKey)) {
        continue;
      }

      Object jsonObject = attribute.getValue();
      if (!(jsonObject instanceof ListWithSelects)) {
        convertedAttributes.put(snakeCaseKey, jsonObject);
        continue;
      }

      convertedAttributes.put(
          snakeCaseKey, resolveUnconfiguredAttribute((ListWithSelects) jsonObject));
    }
  }

  if (patternsMatcher.matches(InternalTargetAttributeNames.DIRECT_DEPENDENCIES)) {
    convertedAttributes.put(
        InternalTargetAttributeNames.DIRECT_DEPENDENCIES,
        env.getNode(target).getParseDeps().stream()
            .map(Object::toString)
            .collect(ImmutableList.toImmutableList()));
  }

  return convertedAttributes;
}
 

public static String executeQueryToJson(Database dbSource, String sql) throws GroundException {
  Logger.debug("executeQueryToJson: {}", sql);

  try {
    Connection con = dbSource.getConnection();
    Statement stmt = con.createStatement();

    final ResultSet resultSet = stmt.executeQuery(sql);
    final long columnCount = resultSet.getMetaData().getColumnCount();
    final List<Map<String, Object>> objList = new ArrayList<>();

    while (resultSet.next()) {
      final Map<String, Object> rowData = new HashMap<>();

      for (int column = 1; column <= columnCount; column++) {
        String key = CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, resultSet.getMetaData().getColumnLabel(column));
        rowData.put(key, resultSet.getObject(column));
      }

      objList.add(rowData);
    }

    stmt.close();
    con.close();
    return GroundUtils.listToJson(objList);
  } catch (SQLException e) {
    Logger.error("ERROR:  executeQueryToJson  SQL : {} Message: {} Trace: {}", sql, e.getMessage(), e.getStackTrace());
    throw new GroundException(e);
  }
}
 

@Override
public Set<QueryBuildTarget> eval(
    QueryEvaluator<QueryBuildTarget> evaluator,
    QueryEnvironment<QueryBuildTarget> env,
    ImmutableList<Argument<QueryBuildTarget>> args)
    throws QueryException {
  QueryExpression<QueryBuildTarget> argument = args.get(args.size() - 1).getExpression();
  String attr = CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, args.get(0).getWord());

  String attrValue = args.get(1).getWord();
  Pattern compiledPattern;
  try {
    compiledPattern = Pattern.compile(attrValue);
  } catch (IllegalArgumentException e) {
    throw new QueryException(
        String.format("Illegal pattern regexp '%s': %s", attrValue, e.getMessage()));
  }
  // filterAttributeContents() below will traverse the entire type hierarchy of each attr (see the
  // various type coercers). Collection types are (1) very common (2) expensive to convert to
  // string and (3) we shouldn't apply the filter to the stringified form, and so we have a fast
  // path to ignore them.
  Predicate<Object> predicate =
      input ->
          !(input instanceof Collection || input instanceof Map)
              && compiledPattern.matcher(input.toString()).find();

  ImmutableSet.Builder<QueryBuildTarget> result = new ImmutableSet.Builder<>();
  Set<QueryBuildTarget> targets = evaluator.eval(argument, env);
  for (QueryBuildTarget target : targets) {
    Set<Object> matchingObjects = env.filterAttributeContents(target, attr, predicate);
    if (!matchingObjects.isEmpty()) {
      result.add(target);
    }
  }
  return result.build();
}
 

@Override
public void run() {
    final File targetDir = new File(outputFolder);
    LOGGER.info("writing to folder [{}]", targetDir.getAbsolutePath());

    String mainClass = CaseFormat.LOWER_HYPHEN.to(CaseFormat.UPPER_CAMEL, name) + "Generator";

    List<SupportingFile> supportingFiles =
            ImmutableList
                    .of(new SupportingFile("pom.mustache", "", "pom.xml"),
                            new SupportingFile("generatorClass.mustache", on(File.separator)
                                    .join("src/main/java", asPath(targetPackage)), mainClass
                                    .concat(".java")), new SupportingFile("README.mustache",
                                    "", "README.md"), new SupportingFile("api.template",
                                    "src/main/resources" + File.separator + name,
                                    "api.mustache"), new SupportingFile("model.template",
                                    "src/main/resources" + File.separator + name,
                                    "model.mustache"), new SupportingFile("services.mustache",
                                    "src/main/resources/META-INF/services",
                                    "io.swagger.codegen.CodegenConfig"));

    String swaggerVersion = Version.readVersionFromResources();

    Map<String, Object> data =
            new ImmutableMap.Builder<String, Object>().put("generatorPackage", targetPackage)
                    .put("generatorClass", mainClass).put("name", name)
                    .put("fullyQualifiedGeneratorClass", targetPackage + "." + mainClass)
                    .put("swaggerCodegenVersion", swaggerVersion).build();


    with(supportingFiles).convert(processFiles(targetDir, data));
}
 

@Test
public void testConvertKeyToLowerHyphen() throws Exception {
    ConfigKey<String> key = ConfigKeys.newStringConfigKey("privateKeyFile", "my descr", "my default val");
    ConfigKey<String> key2 = ConfigKeys.convert(key, CaseFormat.LOWER_CAMEL, CaseFormat.LOWER_HYPHEN);
    
    assertEquals(key2.getName(), "private-key-file");
    assertEquals(key2.getType(), String.class);
    assertEquals(key2.getDescription(), "my descr");
    assertEquals(key2.getDefaultValue(), "my default val");
}
 

private String getName( Class<?> klass )
{
    if ( AnnotationUtils.isAnnotationPresent( klass, JacksonXmlRootElement.class ) )
    {
        JacksonXmlRootElement rootElement = AnnotationUtils.getAnnotation( klass, JacksonXmlRootElement.class );

        if ( !StringUtils.isEmpty( rootElement.localName() ) )
        {
            return rootElement.localName();
        }
    }

    return CaseFormat.UPPER_CAMEL.to( CaseFormat.LOWER_CAMEL, klass.getSimpleName() );
}
 

private static void showAlert(AlertType error, String headerText, String contentText, Window owner) {
    Platform.runLater(() -> {
        Alert alert = new Alert(error);
        alert.initOwner(owner);

        alert.setTitle(CaseFormat.UPPER_UNDERSCORE.to(CaseFormat.UPPER_CAMEL, alert.getAlertType().name()));
        alert.setHeaderText(headerText);
        alert.getDialogPane().setContent(getTextNodeContent(contentText));

        decorateWithCss(alert);

        alert.showAndWait();
    });
}