如何用makefile导入Gson

问题描述 投票:0回答:0

我有以下文件夹结构:

l_append
--LogAppend.java
--User.java
l_read
--LogRead.java
makefile
gson.jar

makefile 看起来像:

LIBRARY_PATHS = gson.jar


CLASS_FILES = l_append/LogAppend.class l_append/User.class l_read/LogRead.class

Default: $(CLASS_FILES) create_bin

%.class: %.java
    $(JC) -cp .:$(LIBRARY_PATHS) $<

create_bin:
    jar -cvmf MANIFEST_LA.MF logappend.jar  l_append/LogAppend.class
    cat stub.sh logappend.jar > logappend && chmod +x logappend

    jar -cvmf MANIFEST_LR.MF logread.jar l_read/LogRead.class
    cat stub.sh logread.jar > logread && chmod +x logread

clean:
    $(RM)  l_read/*.class l_append/*.class log*

LogAppend.java

import com.google.gson.Gson;
....
Gson gson = new Gson();

在我运行 make 命令并想使用 LogAppend 后,我得到了

Exception in thread "main" java.lang.NoClassDefFoundError: com/google/gson/Gson
        at l_append.LogAppend.writeToLog(LogAppend.java:165)
        at l_append.LogAppend.main(LogAppend.java:90)
Caused by: java.lang.ClassNotFoundException: com.google.gson.Gson

有什么我可以尝试的建议吗?

java makefile gson
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