| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.iotdb.db.utils; |
| |
| import org.apache.iotdb.db.exception.query.QueryProcessException; |
| import org.apache.iotdb.db.qp.constant.SQLConstant; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.fileSystem.FSFactoryProducer; |
| import org.apache.iotdb.tsfile.utils.Binary; |
| |
| import com.google.common.base.Throwables; |
| import io.airlift.airline.Cli; |
| import io.airlift.airline.Help; |
| import io.airlift.airline.ParseArgumentsMissingException; |
| import io.airlift.airline.ParseArgumentsUnexpectedException; |
| import io.airlift.airline.ParseCommandMissingException; |
| import io.airlift.airline.ParseCommandUnrecognizedException; |
| import io.airlift.airline.ParseOptionConversionException; |
| import io.airlift.airline.ParseOptionMissingException; |
| import io.airlift.airline.ParseOptionMissingValueException; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.List; |
| import java.util.stream.Stream; |
| |
| @SuppressWarnings("java:S106") // for console outputs |
| public class CommonUtils { |
| |
| private static final int CPUS = Runtime.getRuntime().availableProcessors(); |
| |
| /** Default executor pool maximum size. */ |
| public static final int MAX_EXECUTOR_POOL_SIZE = Math.max(100, getCpuCores() * 5); |
| |
| private CommonUtils() {} |
| |
| /** |
| * get JDK version. |
| * |
| * @return JDK version (int type) |
| */ |
| public static int getJdkVersion() { |
| String[] javaVersionElements = System.getProperty("java.version").split("\\."); |
| if (Integer.parseInt(javaVersionElements[0]) == 1) { |
| return Integer.parseInt(javaVersionElements[1]); |
| } else { |
| return Integer.parseInt(javaVersionElements[0]); |
| } |
| } |
| |
| /** |
| * NOTICE: This method is currently used only for data dir, thus using FSFactory to get file |
| * |
| * @param dir directory path |
| * @return |
| */ |
| public static long getUsableSpace(String dir) { |
| File dirFile = FSFactoryProducer.getFSFactory().getFile(dir); |
| dirFile.mkdirs(); |
| return dirFile.getFreeSpace(); |
| } |
| |
| public static boolean hasSpace(String dir) { |
| return getUsableSpace(dir) > 0; |
| } |
| |
| public static long getOccupiedSpace(String folderPath) throws IOException { |
| Path folder = Paths.get(folderPath); |
| try (Stream<Path> s = Files.walk(folder)) { |
| return s.filter(p -> p.toFile().isFile()).mapToLong(p -> p.toFile().length()).sum(); |
| } |
| } |
| |
| public static Object parseValue(TSDataType dataType, String value) throws QueryProcessException { |
| try { |
| switch (dataType) { |
| case BOOLEAN: |
| return parseBoolean(value); |
| case INT32: |
| return Integer.parseInt(value); |
| case INT64: |
| return Long.parseLong(value); |
| case FLOAT: |
| return Float.parseFloat(value); |
| case DOUBLE: |
| return Double.parseDouble(value); |
| case TEXT: |
| if ((value.startsWith(SQLConstant.QUOTE) && value.endsWith(SQLConstant.QUOTE)) |
| || (value.startsWith(SQLConstant.DQUOTE) && value.endsWith(SQLConstant.DQUOTE))) { |
| if (value.length() == 1) { |
| return new Binary(value); |
| } else { |
| return new Binary(value.substring(1, value.length() - 1)); |
| } |
| } |
| |
| return new Binary(value); |
| default: |
| throw new QueryProcessException("Unsupported data type:" + dataType); |
| } |
| } catch (NumberFormatException e) { |
| throw new QueryProcessException(e.getMessage()); |
| } |
| } |
| |
| @TestOnly |
| public static Object parseValueForTest(TSDataType dataType, String value) |
| throws QueryProcessException { |
| try { |
| switch (dataType) { |
| case BOOLEAN: |
| return parseBoolean(value); |
| case INT32: |
| return Integer.parseInt(value); |
| case INT64: |
| return Long.parseLong(value); |
| case FLOAT: |
| return Float.parseFloat(value); |
| case DOUBLE: |
| return Double.parseDouble(value); |
| case TEXT: |
| return new Binary(value); |
| default: |
| throw new QueryProcessException("Unsupported data type:" + dataType); |
| } |
| } catch (NumberFormatException e) { |
| throw new QueryProcessException(e.getMessage()); |
| } |
| } |
| |
| private static boolean parseBoolean(String value) throws QueryProcessException { |
| value = value.toLowerCase(); |
| if (SQLConstant.BOOLEAN_FALSE_NUM.equals(value) || SQLConstant.BOOLEAN_FALSE.equals(value)) { |
| return false; |
| } |
| if (SQLConstant.BOOLEAN_TRUE_NUM.equals(value) || SQLConstant.BOOLEAN_TRUE.equals(value)) { |
| return true; |
| } |
| throw new QueryProcessException("The BOOLEAN should be true/TRUE, false/FALSE or 0/1"); |
| } |
| |
| public static int getCpuCores() { |
| return CPUS; |
| } |
| |
| public static int getMaxExecutorPoolSize() { |
| return MAX_EXECUTOR_POOL_SIZE; |
| } |
| |
| public static int runCli( |
| List<Class<? extends Runnable>> commands, |
| String[] args, |
| String cliName, |
| String cliDescription) { |
| Cli.CliBuilder<Runnable> builder = Cli.builder(cliName); |
| |
| builder.withDescription(cliDescription).withDefaultCommand(Help.class).withCommands(commands); |
| |
| Cli<Runnable> parser = builder.build(); |
| |
| int status = 0; |
| try { |
| Runnable parse = parser.parse(args); |
| parse.run(); |
| } catch (IllegalArgumentException |
| | IllegalStateException |
| | ParseArgumentsMissingException |
| | ParseArgumentsUnexpectedException |
| | ParseOptionConversionException |
| | ParseOptionMissingException |
| | ParseOptionMissingValueException |
| | ParseCommandMissingException |
| | ParseCommandUnrecognizedException e) { |
| badUse(e); |
| status = 1; |
| } catch (Exception e) { |
| err(Throwables.getRootCause(e)); |
| status = 2; |
| } |
| return status; |
| } |
| |
| private static void badUse(Exception e) { |
| System.out.println("memory-tool: " + e.getMessage()); |
| System.out.println("See 'memory-tool help' or 'memory-tool help <command>'."); |
| } |
| |
| private static void err(Throwable e) { |
| System.err.println("error: " + e.getMessage()); |
| System.err.println("-- StackTrace --"); |
| System.err.println(Throwables.getStackTraceAsString(e)); |
| } |
| } |