diff options
Diffstat (limited to 'sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils')
2 files changed, 172 insertions, 4 deletions
diff --git a/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/GeneralUtility.java b/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/GeneralUtility.java index e4d92f5..da066fc 100644 --- a/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/GeneralUtility.java +++ b/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/GeneralUtility.java @@ -1,8 +1,53 @@ package org.openecomp.sdc.tosca.parser.utils; +import java.util.Arrays; + public class GeneralUtility { - - public static boolean isEmptyString(String str){ - return str == null || str.trim().isEmpty(); - } + + public static boolean isEmptyString(String str) { + return str == null || str.trim().isEmpty(); + } + + + /** + * Compares two version strings. + * <p> + * Use this instead of String.compareTo() for a non-lexicographical + * comparison that works for version strings. e.g. "1.10".compareTo("1.6"). + * + * @param str1 a string of ordinal numbers separated by decimal points. + * @param str2 a string of ordinal numbers separated by decimal points. + * @return The result is a negative integer if str1 is _numerically_ less than str2. + * The result is a positive integer if str1 is _numerically_ greater than str2. + * The result is zero if the strings are _numerically_ equal. + * @note It does not work if "1.10" is supposed to be equal to "1.10.0". + */ + public static int conformanceLevelCompare(String str1, String str2) { + String[] vals1 = str1.split("\\."); + String[] vals2 = str2.split("\\."); + int i = 0; + // set index to first non-equal ordinal or length of shortest version string + while (i < vals1.length && i < vals2.length && vals1[i].equals(vals2[i])) { + i++; + } + // compare first non-equal ordinal number + if (i < vals1.length && i < vals2.length) { + int diff = Integer.valueOf(vals1[i]).compareTo(Integer.valueOf(vals2[i])); + return Integer.signum(diff); + } + //in case of 0 after the . e.g: "3" = "3.0" or "3.0.0.0" = "3.0" + str2 = str2.substring(i).replace(".", ""); + str1 = str1.substring(i).replace(".", ""); + if ((!(str1.equals(""))) && Integer.valueOf(str1) == 0){ + vals1 = Arrays.copyOf(vals1, i); + } + if ((!(str2.equals(""))) && Integer.valueOf(str2) == 0){ + vals2 = Arrays.copyOf(vals2, i); + } + + // the strings are equal or one string is a substring of the other + // e.g. "1.2.3" = "1.2.3" or "1.2.3" < "1.2.3.4" + return Integer.signum(vals1.length - vals2.length); + } + } diff --git a/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/YamlToObjectConverter.java b/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/YamlToObjectConverter.java new file mode 100644 index 0000000..44444d2 --- /dev/null +++ b/sdc-tosca-parser/src/main/java/org/openecomp/sdc/tosca/parser/utils/YamlToObjectConverter.java @@ -0,0 +1,123 @@ +/*- + * ============LICENSE_START======================================================= + * sdc-distribution-client + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed 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. + * ============LICENSE_END========================================================= + */ + +package org.openecomp.sdc.tosca.parser.utils; + +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.yaml.snakeyaml.Yaml; + +import java.io.File; +import java.io.IOException; +import java.io.InputStream; +import java.nio.file.Files; +import java.nio.file.Paths; +import java.util.HashMap; + +public class YamlToObjectConverter { + + private static Logger log = LoggerFactory + .getLogger(YamlToObjectConverter.class.getName()); + + private static HashMap<String, Yaml> yamls = new HashMap<String, Yaml>(); + + private static Yaml defaultYaml = new Yaml(); + + private static <T> Yaml getYamlByClassName(Class<T> className) { + + Yaml yaml = yamls.get(className.getName()); + if (yaml == null) { + yaml = defaultYaml; + } + + return yaml; + } + + public <T> T convert(String dirPath, Class<T> className, + String configFileName) { + + T config = null; + + try { + + String fullFileName = dirPath + File.separator + configFileName; + + config = convert(fullFileName, className); + + } catch (Exception e) { + log.error("Failed to convert yaml file " + configFileName + + " to object.", e); + } + + return config; + } + + public <T> T convert(String fullFileName, Class<T> className) { + + T config = null; + + Yaml yaml = getYamlByClassName(className); + + InputStream in = null; + try { + + File f = new File(fullFileName); + if (false == f.exists()) { + log.warn("The file " + fullFileName + + " cannot be found. Ignore reading configuration."); + return null; + } + in = Files.newInputStream(Paths.get(fullFileName)); + + config = yaml.loadAs(in, className); + + // System.out.println(config.toString()); + } catch (Exception e) { + log.error("Failed to convert yaml file " + fullFileName + + " to object.", e); + } finally { + if (in != null) { + try { + in.close(); + } catch (IOException e) { + // TODO Auto-generated catch block + e.printStackTrace(); + } + } + } + + return config; + } + + public <T> T convertFromString(String yamlContents, Class<T> className) { + + T config = null; + + Yaml yaml = getYamlByClassName(className); + + try { + config = yaml.loadAs(yamlContents, className); + } catch (Exception e){ + log.error("Failed to convert YAML {} to object." , yamlContents, e); + } + + return config; + } +} |