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电梯直达

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发表于 2004-11-29 21:38 |只看该作者 |倒序浏览

private void testMulDiv(String in) {
>; String tmd[] = new String[in.length()+1];
>; StringTokenizer md = new StringTokenizer(in,"()"

;
>; int cmd = 0;
>; while(md.hasMoreTokens())
>; {
>; tmd[cmd] = md.nextToken();
>; cmd++;
>; }
>; char charmd[] = tmd[cmd].toCharArray();       //change String to
>; charArray.
>; int fin = tmd[cmd].length() -1;
>; if(  charmd[fin] == '+' || charmd[fin] == '-' ||
>;    charmd[fin] == '*' || charmd[fin] == '/')
>; errorFinir = true;
>; else errorFinir = false;
>;
>;  }

这是一个判断输入中有以"+-*/"结尾的方法,可是不知道为什么就是通不过,请大家帮忙找出原因,谢谢.

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mxacw 该用户已被删除	2楼 [报告] 发表于 2004-11-29 22:40 \|只看该作者提示: 作者被禁止或删除内容自动屏蔽
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丰衣足食

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3楼 [报告]

发表于 2004-11-29 23:01 |只看该作者

到底错在哪里?

哦，不好意思.原程序有点长
  这个方法主要用于通过下面这个测试
public void testSimpleFormulaError() {
   Sheet sheet = new Sheet();
   sheet.put("A1", "=7*"

;
assertEquals("Error", "#Error", sheet.get("A1"

);
}

下面是错误信息(本人初学,如果不能给出有用的错误信息,希望大家多多原谅.)
java.lang.ArrayIndexOutOfBoundsException: 2
at tableur.Select.ChangeAddStr(Select.java:230)
at tableur.Select.SAll(Select.java:123)
at tableur.Select.select(Select.java:56)
at tableur.Sheet.get(Sheet.java:29)
at tableur.Challenge2.testSimpleFormulaError(Challenge2.java:101)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at junit.framework.TestCase.runTest(TestCase.java:154)
at junit.framework.TestCase.runBare(TestCase.java:127)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:11

at junit.framework.TestSuite.runTest(TestSuite.java:20

at junit.framework.TestSuite.run(TestSuite.java:203)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:421)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:305)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:186)

java.lang.ArrayIndexOutOfBoundsException: 2
at tableur.Select.ChangeAddStr(Select.java:230)
at tableur.Select.SAll(Select.java:123)
at tableur.Select.select(Select.java:56)
at tableur.Sheet.get(Sheet.java:29)
at tableur.Challenge2.testSimpleFormulaError(Challenge2.java:101)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at junit.framework.TestCase.runTest(TestCase.java:154)
at junit.framework.TestCase.runBare(TestCase.java:127)
at junit.framework.TestResult$1.protect(TestResult.java:106)
at junit.framework.TestResult.runProtected(TestResult.java:124)
at junit.framework.TestResult.run(TestResult.java:109)
at junit.framework.TestCase.run(TestCase.java:11

at junit.framework.TestSuite.runTest(TestSuite.java:20

at junit.framework.TestSuite.run(TestSuite.java:203)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:421)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:305)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:186)