Java tutorial
/** * 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.fineract.portfolio.servicecharge.util; import java.math.BigDecimal; import java.math.RoundingMode; import java.util.List; import java.util.Map; import org.apache.commons.lang.StringUtils; public class ServiceChargeOperationUtils { public static BigDecimal divideAndMultiplyNonZeroValues(BigDecimal operand, BigDecimal divisor, BigDecimal multiplicand) { if (operand == null) { return BigDecimal.ONE; } if (divisor != null && !divisor.equals(BigDecimal.ZERO)) { operand = operand.divide(divisor, RoundingMode.HALF_UP); } if (multiplicand != null) { operand = operand.multiply(multiplicand); } return operand; } public static BigDecimal divideNonZeroValues(BigDecimal operand, BigDecimal divisor) { if (operand == null) { return BigDecimal.ONE; } if (divisor != null && !divisor.equals(BigDecimal.ZERO)) { operand = operand.divide(divisor, RoundingMode.HALF_UP); } return operand; } public static String convertMapToHTMLTable(Map<String, List<String>> map) { StringBuffer sb = new StringBuffer(); sb.append("<table table style=\"width:100%\" border=5pt>"); for (String key : map.keySet()) { sb.append("<tr>"); sb.append("<td>"); sb.append(key); sb.append("</td>"); for (String element : map.get(key)) { sb.append("<td>"); sb.append(element); sb.append("</td>"); } sb.append("</tr>"); } sb.append("</table>"); return sb.toString(); } public static String convertMapToHTMLTable(Map<String, List<BigDecimal>> map, StringBuffer appendHTML) { StringBuffer sb = new StringBuffer(); if (null == appendHTML) { sb.append("<table table style=\"width:100%\" border=5pt>"); } for (String key : map.keySet()) { sb.append("<tr>"); sb.append("<td>"); sb.append(key); sb.append("</td>"); for (BigDecimal element : map.get(key)) { sb.append("<td>"); if (element != null) sb.append(element.toPlainString()); else sb.append(StringUtils.EMPTY); sb.append("</td>"); } sb.append("</tr>"); } sb.append("</table>"); return sb.toString(); } }