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author | 2018-02-05 12:23:24 +0800 | |
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committer | 2018-02-05 12:23:24 +0800 | |
commit | 3a8b80d2c524c0df5aa2032896a04a92ae06a0fc (patch) | |
tree | ad0a27f37ca84f9cd566241da9a94faf8d8d56e3 | |
parent | cbf2a87d94e7fadfd82ba2c8c42568588dd3a56c (diff) |
Importing Some Tool Class.
Importing tool class for common use.
Issue-ID: SDC-981
Change-Id: Ic5c9f3f0c4944c55afb74d940d10f6b5024b6405
Signed-off-by: YuanHu <yuan.hu1@zte.com.cn>
4 files changed, 785 insertions, 0 deletions
diff --git a/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/FileCommonUtils.java b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/FileCommonUtils.java new file mode 100644 index 00000000..6e65a96b --- /dev/null +++ b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/FileCommonUtils.java @@ -0,0 +1,466 @@ +/** + * Copyright (c) 2017 ZTE Corporation. + * All rights reserved. This program and the accompanying materials + * are made available under the Apache License, Version 2.0 + * and the Eclipse Public License v1.0 which both accompany this distribution, + * and are available at http://www.eclipse.org/legal/epl-v10.html + * and http://www.apache.org/licenses/LICENSE-2.0 + * + * Contributors: + * ZTE - initial API and implementation and/or initial documentation + */ + +package org.onap.sdc.workflowdesigner.utils; + +import java.io.BufferedReader; +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.OutputStream; +import java.io.Reader; +import java.io.UnsupportedEncodingException; +import java.io.Writer; +import java.nio.file.DirectoryStream; +import java.nio.file.Files; +import java.nio.file.Path; +import java.nio.file.Paths; +import java.nio.file.StandardCopyOption; +import java.text.DecimalFormat; +import java.util.ArrayList; +import java.util.List; + +import org.apache.commons.io.FileUtils; +import org.apache.commons.io.IOUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * common utility class. + * + */ +public class FileCommonUtils { + private static final Logger logger = LoggerFactory.getLogger(FileCommonUtils.class); + + private static final int KILO_BYTE = 1024; // 1K + private static final int MEGA_BYTE = 1024 * 1024; // 1M + private static final int GIGA_BYTE = 1024 * 1024 * 1024; // 1G + + private static final int TRY_COUNT = 3; + + /** + * + * @param srcAbsolutePath + * @param destAbsolutePath + */ + public static void rename(String srcAbsolutePath, String destAbsolutePath) { + File dest = new File(destAbsolutePath); + new File(srcAbsolutePath).renameTo(dest); + } + + /** + * + * @param filePath + * @return + */ + public static String getFileName(String filePath) { + return new File(filePath).getName(); + } + + /** + * + * @param filePath + * @return + */ + public static String getFilePath(String filePath) { + return new File(filePath).getParent(); + } + + /** + * @param ins + */ + public static void closeInputStream(InputStream ins) { + if (ins != null) { + try { + ins.close(); + } catch (IOException e) { + logger.info("Close InputStream failed.", e); + } + } + } + + /** + * + * @param os + */ + public static void closeOutputStream(OutputStream os) { + if (os != null) { + try { + os.close(); + } catch (IOException e) { + logger.info("Close OutputStream failed.", e); + } + } + } + + /** + * @param reader + */ + public static void closeReader(Reader reader) { + if (reader != null) { + try { + reader.close(); + } catch (IOException e) { + logger.info("Close Reader failed.", e); + } + } + } + + /** + * + * @param writer + */ + public static void closeWriter(Writer writer) { + if (writer != null) { + try { + writer.close(); + } catch (IOException e) { + logger.info("Close Writer failed.", e); + } + } + } + + /** + * @param sourecePath + * @param targetPath + * @throws IOException + */ + public static void copy(Path sourecePath, Path targetPath) throws IOException { + if (!sourecePath.toFile().exists()) { + return; + } + + if (Files.isDirectory(sourecePath)) { + List<Path> paths = list(sourecePath); + for (Path path : paths) { + copy(path, targetPath.resolve(path.getFileName())); + } + + return; + } + + if (!targetPath.getParent().toFile().exists()) { + targetPath.getParent().toFile().mkdirs(); + } + Files.copy(sourecePath, targetPath, StandardCopyOption.REPLACE_EXISTING); + } + + /** + * create folder. + * + * @param path folder path to create + * @return boolean + */ + public static boolean createDirectory(String path) { + File folder = new File(path); + int tryCount = 0; + while (tryCount < FileCommonUtils.TRY_COUNT) { + tryCount++; + if (!folder.exists() && !folder.mkdirs()) { + continue; + } else { + return true; + } + } + + return folder.exists(); + } + + /** + * delete the file and file directory. + * + * @param file file + * @return boolean + */ + public static void delete(File file) { + logger.info("delete file = {}", file); + + if (file.isDirectory()) { + String[] children = file.list(); + if (children != null) { + for (int i = 0; i < children.length; i++) { + delete(new File(file, children[i])); + } + } + } + + deleteFile(file); + } + + /** + * + * @param file + */ + public static void deleteFile(File file) { + logger.info("deleteFile file = {}", file); + + try { + FileUtils.forceDelete(file); + } catch (IOException e) { + logger.warn("deleteFile error. {}", file, e); + } + } + + public static String formatFileSize(double fileLength, int fileUnit) { + DecimalFormat format = new DecimalFormat("#0.00"); + return format.format(fileLength / fileUnit) + "M"; + } + + /** + * get file size. + * + * @param file file which to get the size + * @param fileUnit file unit + * @return String file size + */ + public static String getFileSize(File file, int fileUnit) { + String fileSize = ""; + DecimalFormat format = new DecimalFormat("#0.00"); + if (file.exists()) { + fileSize = format.format((double) file.length() / fileUnit) + "M"; + } + return fileSize; + } + + /** + * get file size by content. + * + * @param contentRange content range + * @return String + */ + public static String getFileSizeByContent(String contentRange) { + String size = + contentRange.substring(contentRange.indexOf("/") + 1, contentRange.length()).trim(); + return formatFileSize(Double.parseDouble(size), MEGA_BYTE); + } + + /** + * get the size format according file size. + * + * @param fileSize file size + * @return size format + */ + public static String getFormatFileSize(long fileSize) { + if (fileSize >= GIGA_BYTE) { + return String.format("%.1f GB", (float) fileSize / (long) GIGA_BYTE); + } else if (fileSize >= MEGA_BYTE) { + float fi = (float) fileSize / (long) MEGA_BYTE; + return String.format(fi > 100 ? "%.0f MB" : "%.1f MB", fi); + } else if (fileSize >= KILO_BYTE) { + float fi = (float) fileSize / (long) KILO_BYTE; + return String.format(fi > 100 ? "%.0f KB" : "%.1f KB", fi); + } else { + return String.format("%d B", fileSize); + } + } + + public static long getFileSize(String path) { + return getFileSize(new File(path)); + } + + /** + * + * @param file + * @return + */ + public static long getFileSize(final File file) { + if (file.isFile()) { + return file.length(); + } + + final File[] children = file.listFiles(); + long total = 0; + if (children != null) { + for (final File child : children) { + total += getFileSize(child); + } + } + + return total; + } + + /** + * + * @param path + * @return + * @throws IOException + */ + public static List<Path> list(Path path) throws IOException { + if (!path.toFile().isDirectory()) { + return new ArrayList<>(); + } + + List<Path> list = new ArrayList<>(); + DirectoryStream<Path> ds = Files.newDirectoryStream(path); + for (Path p : ds) { + list.add(p); + } + return list; + } + + /** + * @param path + * @return + * @throws IOException + */ + public static List<String> listFileName(Path path) throws IOException { + List<String> list = new ArrayList<>(); + DirectoryStream<Path> ds = Files.newDirectoryStream(path); + for (Path p : ds) { + list.add(p.getFileName().toString()); + } + + return list; + } + + /** + * + * @param srcPath + * @param destPath + * @throws IOException + */ + public static void moveDirectory(String srcPath, String destPath) throws IOException { + File destDirectory = new File(destPath); + File srcDirectory = new File(srcPath); + FileUtils.deleteDirectory(destDirectory); + FileUtils.copyDirectory(srcDirectory, destDirectory); + FileUtils.deleteDirectory(srcDirectory); + } + + /** + * + * @param ins + * @return + * @throws IOException + */ + public static String[] readLines(InputStream ins) throws IOException { + InputStreamReader insReader = new InputStreamReader(ins); + BufferedReader reader = new BufferedReader(insReader); + + List<String> lineList = new ArrayList<>(); + String line; + try { + while ((line = reader.readLine()) != null) { + lineList.add(line); + } + } finally { + closeReader(reader); + closeReader(insReader); + } + + return lineList.toArray(new String[0]); + } + + /** + * + * @param ins + * @return + * @throws IOException + */ + public static String readString(InputStream ins) throws IOException { + return IOUtils.toString(ins, "UTF-8"); + } + + /** + * + * @param filePath + * @return + * @throws IOException + */ + public static String readString(String filePath) throws IOException { + InputStream ins = null; + try { + ins = Files.newInputStream(Paths.get(filePath)); + return readString(ins); + } finally { + closeInputStream(ins); + } + } + + /** + * + * @param ins + * @param path + * @param fileName + * @return + * @throws IOException + */ + public static String saveFile(InputStream ins, String path, String fileName) throws IOException { + File tmpPath = new File(path); + if (!tmpPath.exists()) { + tmpPath.mkdirs(); + } + + File file = new File(path + File.separator + fileName); + OutputStream os = null; + try { + int read = 0; + byte[] bytes = new byte[1024]; + os = new FileOutputStream(file, true); + while ((read = ins.read(bytes)) != -1) { + os.write(bytes, 0, read); + } + os.flush(); + return file.getAbsolutePath(); + } finally { + closeOutputStream(os); + } + } + + /** + * @param s + * @throws IOException + * @throws UnsupportedEncodingException + */ + public static void write(String s, String fileName) + throws UnsupportedEncodingException, IOException { + FileOutputStream out = null; + try { + out = new FileOutputStream(fileName); + out.write(s.getBytes("UTF-8")); + out.close(); + } finally { + closeOutputStream(out); + } + + } + + /** + * @param ss + * @param fileName + * @throws IOException + * @throws UnsupportedEncodingException + */ + public static void write(String[] ss, String fileName) + throws UnsupportedEncodingException, IOException { + StringBuilder sb = new StringBuilder(); + for (int i = 0; i < ss.length; i++) { + sb.append(ss[i]).append(System.lineSeparator()); + } + + write(sb.toString(), fileName); + } + + /** + * + * @param rootPath + * @param more + * @return + */ + public static String buildAbsolutePath(String rootPath, String... more) { + Path absolutePath = Paths.get(rootPath, more); + return absolutePath.toFile().getAbsolutePath(); + } + +} diff --git a/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/RestUtils.java b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/RestUtils.java new file mode 100644 index 00000000..c54d0f07 --- /dev/null +++ b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/RestUtils.java @@ -0,0 +1,30 @@ +/** + * Copyright (c) 2017 ZTE Corporation. + * All rights reserved. This program and the accompanying materials + * are made available under the Apache License, Version 2.0 + * and the Eclipse Public License v1.0 which both accompany this distribution, + * and are available at http://www.eclipse.org/legal/epl-v10.html + * and http://www.apache.org/licenses/LICENSE-2.0 + * + * Contributors: + * ZTE - initial API and implementation and/or initial documentation + */ + +package org.onap.sdc.workflowdesigner.utils; + +import javax.ws.rs.InternalServerErrorException; +import javax.ws.rs.core.Response; + +import org.onap.sdc.workflowdesigner.utils.entity.CommonErrorResponse; + +/** + * + * @author 10090474 + * + */ +public class RestUtils { + public static InternalServerErrorException newInternalServerErrorException(Exception e) { + return new InternalServerErrorException(Response.status(Response.Status.INTERNAL_SERVER_ERROR) + .entity(new CommonErrorResponse(e.getMessage())).build(), e); + } +} diff --git a/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/ToolUtils.java b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/ToolUtils.java new file mode 100644 index 00000000..2359f714 --- /dev/null +++ b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/ToolUtils.java @@ -0,0 +1,254 @@ +/** + * Copyright (c) 2017 ZTE Corporation. + * All rights reserved. This program and the accompanying materials + * are made available under the Apache License, Version 2.0 + * and the Eclipse Public License v1.0 which both accompany this distribution, + * and are available at http://www.eclipse.org/legal/epl-v10.html + * and http://www.apache.org/licenses/LICENSE-2.0 + * + * Contributors: + * ZTE - initial API and implementation and/or initial documentation + */ + +package org.onap.sdc.workflowdesigner.utils; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collection; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.Map.Entry; +import java.util.Set; +import java.util.UUID; + +import org.apache.commons.collections.MapUtils; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * common utility class. + * + */ +public class ToolUtils { + static final Logger logger = LoggerFactory.getLogger(ToolUtils.class); + + /** + * @param array + * @param t + * @param ts + * @return + */ + public static <T> T[] addElement2Array(T[] array, T t, T[] ts) { + List<T> list = new ArrayList<>(); + if (isNotEmpty(array)) { + list.addAll(Arrays.asList(array)); + } + list.add(t); + + return list.toArray(ts); + } + + /** + * + * @param name + * @param v + * @return + */ + public static <K, V> Entry<K, V> buildEntry(K name, V v) { + return buildMapObject(name, v).entrySet().iterator().next(); + } + + /** + * @param key + * @param v + * @return + */ + public static <K, V> Map<K, V> buildMapObject(K key, V v) { + Map<K, V> map = new HashMap<>(); + map.put(key, v); + return map; + } + + /** + * + * @return + */ + public static String generateUUID() { + return UUID.randomUUID().toString(); + } + + /** + * + * @param path + * @return + */ + public static String getRuntimePath(String path) { + return Class.class.getClass().getResource("/").getPath() + path; + } + + /** + * + * @param map + * @return + */ + @SuppressWarnings("unchecked") + public static <K, V> Map<V, K> invertMap(Map<K, V> map) { + if (isEmpty(map)) { + return new HashMap<>(); + } + + return MapUtils.invertMap(map); + } + + /** + * + * @param coll + * @return + */ + public static boolean isEmpty(Collection<?> coll) { + return null == coll || coll.isEmpty(); + } + + /** + * @param map + * @return + */ + public static <K, V> boolean isEmpty(Map<K, V> map) { + return map == null || map.isEmpty(); + } + + /** + * @param val + * @return + */ + public static boolean isEmpty(String val) { + return val == null || val.trim().isEmpty(); + } + + /** + * + * @param t + * @return + */ + public static <T> boolean isEmpty(T t) { + return t == null || t.toString().isEmpty(); + } + + /** + * + * @param array + * @return + */ + public static <T> boolean isEmpty(T[] array) { + return array == null || array.length == 0; + } + + /** + * + * @param x + * @param y + * @return + */ + public static <T> boolean isEqual(final T x, final T y) { + return x == y || (x != null && y != null && x.equals(y)); + } + + /** + * + * @param coll + * @return + */ + public static boolean isNotEmpty(Collection<?> coll) { + return null != coll && !coll.isEmpty(); + } + + /** + * + * @param map + * @return + */ + public static <K, V> boolean isNotEmpty(Map<K, V> map) { + return map != null && !map.isEmpty(); + } + + /** + * + * @param val + * @return + */ + public static boolean isNotEmpty(String val) { + return val != null && !val.trim().isEmpty(); + } + + /** + * + * @param t + * @return + */ + public static <T> boolean isNotEmpty(T t) { + return t != null && !t.toString().isEmpty(); + } + + /** + * + * @param array + * @return + */ + public static <T> boolean isNotEmpty(T[] array) { + return array != null && array.length > 0; + } + + private static <K, V> Map<K, V> merge(Map<K, V> mapA, Map<K, V> mapB) { + Map<K, V> target = new HashMap<>(); + if (!isEmpty(mapA)) { + target.putAll(mapA); + } + if (!isEmpty(mapB)) { + target.putAll(mapB); + } + return target; + } + + /** + * @param mapA + * @param mapB + * @param override + * @return + */ + public static <K, V> Map<K, V> merge(Map<K, V> mapA, Map<K, V> mapB, boolean override) { + if (override) { + return merge(mapA, mapB); + } + + return merge(mapB, mapA); + } + + /** + * + * @param keySet + * @param origalKey + * @return + */ + public static String newNonRepetitiveKey(Set<String> keySet, String origalKey) { + return newNonRepetitiveKey(keySet, origalKey, 1); + } + + /** + * + * @param keySet + * @param origalKey + * @param index + * @return + */ + public static String newNonRepetitiveKey(Set<String> keySet, String origalKey, int index) { + String key = origalKey + index; + while (keySet.contains(key)) { + index++; + key = origalKey + index; + } + + return key; + } + +} diff --git a/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/entity/CommonErrorResponse.java b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/entity/CommonErrorResponse.java new file mode 100644 index 00000000..59ffd602 --- /dev/null +++ b/sdc-workflow-designer-server/src/main/java/org/onap/sdc/workflowdesigner/utils/entity/CommonErrorResponse.java @@ -0,0 +1,35 @@ +/** + * Copyright (c) 2017 ZTE Corporation. + * All rights reserved. This program and the accompanying materials + * are made available under the Apache License, Version 2.0 + * and the Eclipse Public License v1.0 which both accompany this distribution, + * and are available at http://www.eclipse.org/legal/epl-v10.html + * and http://www.apache.org/licenses/LICENSE-2.0 + * + * Contributors: + * ZTE - initial API and implementation and/or initial documentation + */ + +package org.onap.sdc.workflowdesigner.utils.entity; + +import lombok.AllArgsConstructor; +import lombok.Data; +import lombok.NoArgsConstructor; + +@Data +@NoArgsConstructor +@AllArgsConstructor +public class CommonErrorResponse { + private String code; + private String message; + + public static Object failure(String message) { + return message; + } + + public CommonErrorResponse(String message) { + super(); + this.message = message; + } + +} |