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用户:洞穴夜莺/EInputStream：修订间差异

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用户:洞穴夜莺/EInputStream (查看源代码)

2021年6月5日 (六) 14:17的版本

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<div><div style="height: 30px; background-color: #4e5254; width: 110px; color: #bbbbbb; padding: 0px 10px; position: relative;">EInputStream.java<div style="position: absolute;left: 0px;right: 0px;bottom: 0px;top: 25px;background: #747a80;"></div></div>
EInputStream.java
<div style="white-space: pre; background-color: #2b2b2b; color: #a9b7c6; margin-top: -10px;"><div style="margin: 10px;">
<pre>
<span style="color: #cc7832;">import</span> java.io.IOException<span style="color: #cc7832;">;</span>
<span style="color: #cc7832;">import</span> java.io.InputStream<span style="color: #cc7832;">;</span>
<span style="color: #cc7832;">import</span> java.io.OutputStream<span style="color: #cc7832;">;</span>
 
<span style="color: #629755;"><nowiki>/**
/**
* You can read nothing but infinite 'e' from an EInputStream
* Example:
* new EInputStream().transferTo(stdout);
* </nowiki><b><u>@author</u></b><nowiki> CaveNightingale
*/</nowiki></span>
*/
<span style="color: #cc7832;">public class</span> EInputStream <span style="color: #cc7832;">extends</span> InputStream {
<nowiki> </nowiki><span style="color: #cc7832;">private static final byte</span>[] <span style="color: #9876aa;">BUFFER</span> = <span style="color: #cc7832;">new byte</span>[<span style="color: #5d8bb9;">8192</span>]<span style="color: #cc7832;">;</span>
<nowiki> </nowiki><span style="color: #cc7832;">static</span> {
static {
<nowiki> </nowiki><span style="color: #cc7832;">for</span>(<span style="color: #cc7832;">int</span> i = <span style="color: #5d8bb9;">0</span><span style="color: #cc7832;">;</span> i < <span style="color: #9876aa;">BUFFER</span>.<span style="color: #9876aa;">length</span><span style="color: #cc7832;">;</span> i++)
for(int i = 0; i < BUFFER.length; i++)
<nowiki> </nowiki><span style="color: #9876aa;">BUFFER</span>[i] = (<span style="color: #cc7832;">byte</span>)<span style="color: #6a8759;">'e'</span><span style="color: #cc7832;">;</span>
BUFFER[i] = (byte)'e';
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public int</span> <span style="color: #ffc56a;">read</span>() {
<nowiki> </nowiki><span style="color: #cc7832;">return</span> <span style="color: #6a8759;">'e'</span><span style="color: #cc7832;">;</span>
return 'e';
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public int</span> <span style="color: #ffc56a;">read</span>(<span style="color: #cc7832;">byte</span>[] b) {
public int read(byte[] b) {
<nowiki> </nowiki><span style="color: #cc7832;">for</span>(<span style="color: #cc7832;">int</span> i = <span style="color: #5d8bb9;">0</span>; i < b.<span style="color: #9876aa;">length</span>; i++)
for(int i = 0; i < b.length; i++)
<nowiki> </nowiki>b[i] = (<span style="color: #cc7832;">byte</span>)<span style="color: #5d8bb9;">'e'</span><span style="color: #cc7832;">;</span>
b[i] = (byte)'e';
<nowiki> </nowiki>return b.<span style="color: #9876aa;">length</span><span style="color: #cc7832;">;</span>
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public byte</span>[] <span style="color: #ffc56a;">readAllBytes</span>() {
<nowiki> </nowiki><span style="color: #cc7832;">throw new</span> OutOfMemoryError(<span style="color: #6a8759;">"Endless"</span>)<span style="color: #cc7832;">;</span>
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public int</span> <span style="color: #ffc56a;">read</span>(<span style="color: #cc7832;">byte</span>[] b, <span style="color: #cc7832;">int</span> off, <span style="color: #cc7832;">int</span> len) {
public int read(byte[] b, int off, int len) {
<nowiki> </nowiki><span style="color: #cc7832;">for</span>(<span style="color: #cc7832;">int</span> i = off<span style="color: #cc7832;">;</span> i < len + off<span style="color: #cc7832;">;</span> i++)
<nowiki> </nowiki>b[i] = (<span style="color: #cc7832;">byte</span>)<span style="color: #6a8759;">'e'</span><span style="color: #cc7832;">;</span>
b[i] = (byte)'e';
<nowiki> </nowiki><span style="color: #cc7832;">return</span> len<span style="color: #cc7832;">;</span>
return len;
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public byte</span>[] <span style="color: #ffc56a;">readNBytes</span>(<span style="color: #cc7832;">int</span> len) {
<nowiki> </nowiki><span style="color: #cc7832;">byte</span>[] rval = <span style="color: #cc7832;">new byte</span>[len]<span style="color: #cc7832;">;</span>
<nowiki> </nowiki>read(rval)<span style="color: #cc7832;">;</span>
<nowiki> </nowiki><span style="color: #cc7832;">return</span> rval<span style="color: #cc7832;">;</span>
return rval;
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public int</span> <span style="color: #ffc56a;">readNBytes</span>(<span style="color: #cc7832;">byte</span>[] b, <span style="color: #cc7832;">int</span> off, <span style="color: #cc7832;">int</span> len) {
<nowiki> </nowiki><span style="color: #cc7832;">return</span> read(b, off, len)<span style="color: #cc7832;">;</span>
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public long</span> <span style="color: #ffc56a;">skip</span>(<span style="color: #cc7832;">long</span> n) {
public long skip(long n) {
<nowiki> </nowiki><span style="color: #cc7832;">return</span> n<span style="color: #cc7832;">;</span>
return n;
<nowiki> </nowiki>}
 
<nowiki> </nowiki><span style="color: #bbb12a;">@Override</span>
@Override
<nowiki> </nowiki><span style="color: #cc7832;">public long</span> <span style="color: #ffc56a;">transferTo</span>(OutputStream out) <span style="color: #cc7832;">throws</span> IOException {
<nowiki> </nowiki> while(<span style="color: #cc7832;">true</span>)
<nowiki> </nowiki>out.write(<span style="color: #9876aa;">BUFFER</span>)<span style="color: #cc7832;">;</span>
<nowiki> </nowiki>}
}</prediv></div></div>
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