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patzn-cloud-service-hmhj
Commit 1775bc9f by lijingjing
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修约问题修改；

parent 5cffced4
Showing with 8 additions and 7 deletions
src/test/java/com/patzn/cloud/service/lims/test/Test.java
...@@ -8,7 +8,7 @@ import java.math.RoundingMode; ...@@ -8,7 +8,7 @@ import java.math.RoundingMode;
public class Test { public class Test {
public static void main(String[] args) { public static void main(String[] args) {
System.out.println(getTestValue("0.1841", 2)); System.out.println(getTestValue("65.475", 2));
System.out.println(getTestValue("0.1952", 2)); System.out.println(getTestValue("0.1952", 2));
System.out.println(getTestValue("0.2056", 2)); System.out.println(getTestValue("0.2056", 2));
} }
...@@ -27,21 +27,22 @@ public class Test { ...@@ -27,21 +27,22 @@ public class Test {
// CEILING(ABS(TRUNC(A1,B1+1)-0.5*10^(-B1),2*10^(-B1)*SIGN(A1))) // CEILING(ABS(TRUNC(A1,B1+1)-0.5*10^(-B1),2*10^(-B1)*SIGN(A1)))
int beginIndex = value.lastIndexOf(".") + 1, valueLength = value.length(); int beginIndex = value.lastIndexOf(".") + 1, valueLength = value.length();
String intVal = value.substring(0, value.indexOf(".") + 1);
int remindLength = valueLength - beginIndex; int remindLength = valueLength - beginIndex;
String truncValue = "", zeroStr = "000000000"; String truncValue = "", zeroStr = "000000000";
// bdA = TRUNC(A1,B1+5)*10^B1 // bdA = TRUNC(A1,B1+5)*10^B1
if (remindLength >= roundNum + 5) { if (remindLength >= roundNum + 5) {
truncValue = "0." + value.substring(beginIndex, beginIndex + roundNum + 5); truncValue = intVal + value.substring(beginIndex, beginIndex + roundNum + 5);
} else { } else {
truncValue = "0." + value.substring(beginIndex) + zeroStr.substring(0, roundNum + 5 - remindLength); truncValue = intVal + value.substring(beginIndex) + zeroStr.substring(0, roundNum + 5 - remindLength);
} }
BigDecimal bdDiff = new BigDecimal(truncValue).scaleByPowerOfTen(roundNum); BigDecimal bdDiff = new BigDecimal(truncValue).scaleByPowerOfTen(roundNum);
// bdB = TRUNC(A1,B1+5)*10^B1 // bdB = TRUNC(A1,B1+5)*10^B1
if (remindLength >= roundNum) { if (remindLength >= roundNum) {
truncValue = "0." + value.substring(beginIndex, beginIndex + roundNum); truncValue = intVal + value.substring(beginIndex, beginIndex + roundNum);
} else { } else {
truncValue = "0." + value.substring(beginIndex) + zeroStr.substring(0, roundNum - remindLength); truncValue = intVal + value.substring(beginIndex) + zeroStr.substring(0, roundNum - remindLength);
} }
bdDiff = bdDiff.subtract(new BigDecimal(truncValue).scaleByPowerOfTen(roundNum)).abs(); bdDiff = bdDiff.subtract(new BigDecimal(truncValue).scaleByPowerOfTen(roundNum)).abs();
...@@ -54,9 +55,9 @@ public class Test { ...@@ -54,9 +55,9 @@ public class Test {
// 处理第三种情况 // 处理第三种情况
// CEILING(ABS(TRUNC(A1,B1+1)-0.5*10^(-B1),2*10^(-B1)*SIGN(A1)) // CEILING(ABS(TRUNC(A1,B1+1)-0.5*10^(-B1),2*10^(-B1)*SIGN(A1))
if (remindLength >= roundNum + 1) { if (remindLength >= roundNum + 1) {
truncValue = "0." + value.substring(beginIndex, beginIndex + roundNum + 1); truncValue = intVal + value.substring(beginIndex, beginIndex + roundNum + 1);
} else { } else {
truncValue = "0." + value.substring(beginIndex) + zeroStr.substring(0, roundNum + 1 - remindLength); truncValue = intVal + value.substring(beginIndex) + zeroStr.substring(0, roundNum + 1 - remindLength);
} }
bdDiff = new BigDecimal(truncValue); bdDiff = new BigDecimal(truncValue);
......
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