2 * ============LICENSE_START====================================================
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4 * ===========================================================================
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5 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
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6 * ===========================================================================
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7 * Licensed under the Apache License, Version 2.0 (the "License");
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8 * you may not use this file except in compliance with the License.
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9 * You may obtain a copy of the License at
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11 * http://www.apache.org/licenses/LICENSE-2.0
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13 * Unless required by applicable law or agreed to in writing, software
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14 * distributed under the License is distributed on an "AS IS" BASIS,
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15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 * See the License for the specific language governing permissions and
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17 * limitations under the License.
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18 * ============LICENSE_END====================================================
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22 package org.onap.aaf.misc.env.util;
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25 * Split by Char, optional Trim
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27 * Note: I read the String split and Pattern split code, and we can do this more efficiently for a single Character
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29 * Jonathan 8/20/2015
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32 public class Split {
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33 private static final String[] BLANK = new String[0];
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35 public static String[] split(char c, String value) {
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40 // Count items to preallocate Array (memory alloc is more expensive than counting twice)
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42 for (count=1,idx=value.indexOf(c);idx>=0;idx=value.indexOf(c,++idx),++count);
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43 String[] rv = new String[count];
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49 for (idx=value.indexOf(c);idx>=0;idx=value.indexOf(c,idx)) {
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50 rv[++count]=value.substring(last,idx);
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53 rv[++count]=value.substring(last);
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58 public static String[] splitTrim(char c, String value) {
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62 // Count items to preallocate Array (memory alloc is more expensive than counting twice)
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64 for (count=1,idx=value.indexOf(c);idx>=0;idx=value.indexOf(c,++idx),++count);
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65 String[] rv = new String[count];
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71 for (idx=value.indexOf(c);idx>=0;idx=value.indexOf(c,idx)) {
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72 rv[++count]=value.substring(last,idx).trim();
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75 rv[++count]=value.substring(last).trim();
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80 public static String[] splitTrim(char c, String value, int size) {
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86 String[] rv = new String[size];
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93 for (idx=value.indexOf(c);idx>=0 && count<size;idx=value.indexOf(c,idx)) {
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94 rv[++count]=value.substring(last,idx).trim();
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97 rv[++count]=value.substring(last).trim();
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