diff options
Diffstat (limited to 'cadi/core/src/main/java/org/onap/ccsdk/apps/cadi/util/Vars.java')
-rw-r--r-- | cadi/core/src/main/java/org/onap/ccsdk/apps/cadi/util/Vars.java | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/cadi/core/src/main/java/org/onap/ccsdk/apps/cadi/util/Vars.java b/cadi/core/src/main/java/org/onap/ccsdk/apps/cadi/util/Vars.java new file mode 100644 index 00000000..0609efd9 --- /dev/null +++ b/cadi/core/src/main/java/org/onap/ccsdk/apps/cadi/util/Vars.java @@ -0,0 +1,120 @@ +/** + * ============LICENSE_START==================================================== + * org.onap.ccsdk + * =========================================================================== + * Copyright (c) 2023 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.onap.ccsdk.apps.cadi.util; + +import java.util.List; + +public class Vars { + /** + * Simplified Conversion based on typical use of getting AT&T style RESTful Error Messages + * @param text + * @param vars + * @return + */ + public static String convert(final String text, final List<String> vars) { + StringBuilder sb = new StringBuilder(); + Object[] array = new Object[vars.size()]; + convert(sb,text,vars.toArray(array)); + return sb.toString(); + } + /** + * Convert a format string with "%s" into AT&T RESTful Error %1 %2 (number) format + * If "holder" is passed in, it is built with full Message extracted (typically for Logging) + * @param holder + * @param text + * @param vars + * @return + */ + public static String convert(final StringBuilder holder, final String text, final Object ... vars) { + StringBuilder sb = null; + int idx,index=0,prev = 0; + + if (text.contains("%s")) { + sb = new StringBuilder(); + } + + StringBuilder[] sbs = new StringBuilder[] {sb,holder}; + boolean replace, clearIndex = false; + int c; + while ((idx=text.indexOf('%',prev))>=0) { + replace = false; + if (clearIndex) { + index=0; + } + if (sb!=null) { + sb.append(text,prev,idx); + } + if (holder!=null) { + holder.append(text,prev,idx); + } + + boolean go = true; + while (go) { + if (text.length()>++idx) { + switch(c=text.charAt(idx)) { + case '0': case '1': case '2': case '3': case '4': + case '5': case '6': case '7': case '8': case '9': + index *=10; + index +=(c-'0'); + clearIndex=replace=true; + continue; + case 's': + ++index; + replace = true; + continue; + default: + break; + } + } + prev = idx; + go=false; + if (replace) { + if (sb!=null) { + sb.append('%'); + sb.append(index); + } + if (index<=vars.length) { + if (holder!=null) { + holder.append(vars[index-1]); + } + } + } else { + for (StringBuilder s : sbs) { + if (s!=null) { + s.append("%"); + } + } + } + } + } + + if (sb!=null) { + sb.append(text,prev,text.length()); + } + if (holder!=null) { + holder.append(text,prev,text.length()); + } + + return sb==null?text:sb.toString(); + } + +} |