Java 从jar中获取资源
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时间:2020-08-14 05:37:11 来源:igfitidea点击:
Get resource from jar
提问by Victoria Seniuk
I have jar with files:
我有 jar 文件:
myJar/res/endingRule.txt
myJar/wordcalculator/merger/Marge.class
In Marge.java I have code:
在 Marge.java 我有代码:
private static final String ENDINGS_FILE_NAME = "res/endingRule.txt";
....
InputStream inputStream = getClass().getClassLoader().getResourceAsStream(ENDINGS_FILE_NAME);
.....
但是在此 inputStream 之后为空。如何使用资源?为什么为空?采纳答案by Paulo Guedes
To retrieve the file inside the jar, use:
要检索 jar 中的文件,请使用:
private static final String ENDINGS_FILE_NAME = "/res/endingRule.txt";
...
InputStream is = getClass( ).getResourceAsStream(ENDINGS_FILE_NAME);
回答by Jon Skeet
Your name looks wrong - incorrect extension andthe wrong kind of slash:
你的名字看起来不对 - 不正确的扩展名和错误的斜线:
private static final String ENDINGS_FILE_NAME = "res/endingRule.txt";
回答by David J. Liszewski
The \
is being interpreted as an escape character rather than directory separator. File name is also off. Try:
将\
被解释为转义字符,而不是目录分隔符。文件名也关闭。尝试:
private static final String ENDINGS_FILE_NAME = "res/endingRule.txt";
回答by TameHog
use:
用:
private static final String ENDINGS_FILE_NAME = "res\endingRule.txt";