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Java第二十天
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‎day20/IO流概述及分类.bmp

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‎day20/code/day20_DiGui/.classpath

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>

‎day20/code/day20_DiGui/.project

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>day20_DiGui</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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</natures>
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</projectDescription>

‎day20/code/day20_DiGui/.settings/org.eclipse.jdt.core.prefs

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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=1.7
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
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org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
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org.eclipse.jdt.core.compiler.source=1.7

‎day20/code/day20_DiGui/bin/cn/itcast_01/DiGuiDemo.class

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‎day20/code/day20_DiGui/bin/cn/itcast_02/DiGuiDemo.class

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‎day20/code/day20_DiGui/bin/cn/itcast_02/DiGuiTest.class

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‎day20/code/day20_DiGui/bin/cn/itcast_03/DeleteFolderDemo.class

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‎day20/code/day20_DiGui/bin/cn/itcast_03/GetAllFileNameDemo.class

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‎day20/code/day20_DiGui/src/cn/itcast_01/DiGuiDemo.java

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package cn.itcast_01;
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/*
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* 递归:方法定义中调用方法本身的现象
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*
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* 注意事项：
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* A:递归一定要有出口，否则就是死递归
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* B:递归的次数不能过多，否则内存溢出
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* C:构造方法不能递归使用
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*
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* StackOverflowError:当应用程序递归太深而发生堆栈溢出时，抛出该错误。
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*
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* 举例：
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* 从前有座山，山上有座庙，庙里有个老和尚，正在给小和尚讲故事，故事是：
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* 从前有座山，山上有座庙，庙里有个老和尚，正在给小和尚讲故事，故事是：
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* 从前有座山，山上有座庙，庙里有个老和尚，正在给小和尚讲故事，故事是：
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* 从前有座山，山上有座庙，庙里有个老和尚，正在给小和尚讲故事，故事是：
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* ...
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*
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* 学java -- 找工作 -- 挣钱 -- 娶媳妇 -- 生娃娃 -- 放羊 -- 挣钱 --
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* 学java -- 找工作 -- 挣钱 -- 娶媳妇 -- 生娃娃 -- 放羊 -- 挣钱 --
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* 学java -- 找工作 -- 挣钱 -- 娶媳妇 -- 生娃娃 -- 放羊 -- 挣钱 --
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* ...
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*/
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public class DiGuiDemo {
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public void show() {
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show();
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}
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// public DiGuiDemo() {
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// DiGuiDemo();
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// }
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public static void main(String[] args) {
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DiGuiDemo dgd = new DiGuiDemo();
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dgd.show();
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}
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}

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