我正在创建build.xml文件以用蚂蚁构建我的jar。
除了将外部资源作为图像加载之外,其他所有方法都是完美的。
我要做的就是了解如何以正确的方式创建罐子。实际上我的代码是:
我知道问题出在包含以下内容的每一行:
this.getClass()。getResource(“ / img / logo150.png”)
(我对此很确定,因为我用日志记录和调试单独测试了每个人,问题就在于此)
但我不明白为什么。我尝试了数百种可能性,jar的许多不同设置,在stackoverflow中尝试了许多不同的答案,但没有解决方案。
我正在使用eclipse,文件夹结构为:
src -> source code
res -> img -> images
res -> config.files.txt
db -> database files
lib -> libs
有什么想法吗?如果我运行项目,则代码可以完美运行,但是当我运行ant build(运行方式)时,它不起作用。
编辑:哦,是的,我终于可以发布代码了!
<?xml version="1.0" encoding="UTF-8"?>
<project name="Garby Gestore Clienti" default="try_jar" basedir=".">
<description>
This buildfile is used to build the jar of the program.
</description>
<!-- ================== Property Definitions ===================== -->
<property file="${user.home}/Garby.properties" />
<property file="${user.home}/.Garby.properties" />
<property file="${basedir}/Garby.properties" />
<!-- ================= File and Directory Names ==================== -->
<property name="src" location="${basedir}/src" />
<property name="build" location="${basedir}/build" />
<property name="dist" location="${basedir}/dist" />
<property name="app.name" value="Garby" />
<property name="dist.jarHome" value="${user.home}/Garby" />
<property name="app.version" value="1.0" />
<tstamp />
<property name="jar.name" value="${app.name}_${app.version}.${DSTAMP}.jar" />
<property name="jar.completePath" value="${dist.jarHome}/${jar.name}" />
<!-- Here you must specify the directory in which jar files needed by this plugin to run are stored -->
<property name="shared.lib" value="${basedir}/lib" />
<!-- =============== Custom Ant Task Definitions =================== -->
<property name="compile.debug" value="true" />
<property name="compile.deprecation" value="false" />
<property name="compile.optimize" value="true" />
<!-- ================== External Dependencies ======================= -->
<property name="Database" value="hsqldb.jar" />
<!-- ================== Compilation Classpath ======================= -->
<path id="compile.classpath">
<!--<pathelement location="${src.home}"/>-->
<fileset dir="${src}">
<include name="**/*.java" />
</fileset>
<fileset dir="${shared.lib}">
<include name="**/*.jar" />
</fileset>
</path>
<!-- =================== All Target ================================ -->
<!-- ================== Try_jar Target ============================ -->
<target name="try_jar" depends="compile, dist, signjar, clean_class_files, run" description="Clean build and dist directories, then compile, create and sign jar and finally run Core.jar" />
<!-- ================== Clean Target ============================== -->
<target name="clean" description="Delete old build and dist directories">
<delete dir="${build}" />
<delete dir="${dist}" />
</target>
<!-- ================== Prepare Target ============================= -->
<target name="prepare" depends="clean">
<mkdir dir="${build}" />
<mkdir dir="${build}/classes" />
<mkdir dir="${build}/lib" />
<copy todir="${build}/lib">
<fileset dir="${shared.lib}" includes="${Database}" />
</copy>
</target>
<!-- ================== Compile Target =========================== -->
<target name="compile" depends="prepare" description="Compile Java sources">
<mkdir dir="${build}/classes" />
<javac srcdir="${src}" destdir="${build}/classes" encoding="8859_1" debug="${compile.debug}" deprecation="${compile.deprecation}" optimize="${compile.optimize}" source="1.7" target="1.7">
<classpath refid="compile.classpath" />
</javac>
</target>
<!-- =================== Dist Target ================================ -->
<target name="dist" description="Creates Jar archive">
<!-- Create the time stamp -->
<tstamp>
<format property="compile.timestamp" pattern="yyyyMMddHHmm" />
</tstamp>
<!-- update core version in manifest -->
<replaceregexp file="${basedir}/manifest" match="Implementation-Version: .*" replace="Implementation-Version: ${app.version}.${compile.timestamp}" />
<!-- Create Jar file -->
<jar destfile="${jar.completePath}" manifest="${basedir}/manifest">
<fileset dir="${build}/classes" excludes="**/*.bak" />
<fileset dir="${basedir}/bin"/>
<zipfileset src="${shared.lib}/${Database}" />
</jar>
<copy todir="${dist.jarHome}/db">
<fileset dir="${basedir}/db" includes="**" />
</copy>
<copy todir="${dist.jarHome}/res">
<fileset dir="${basedir}/res" includes="**" />
</copy>
</target>
<!-- ================== SignJar Target ============================ -->
<target name="signjar" description="Signs jar with keystore taken from your shared.lib folder">
<!--<signjar jar="${jar.completePath}" keystore="${shared.lib}/paripari.jks" alias="irc" storepass="${keystore.password}" keypass="${private.password}"/>-->
</target>
<!-- ================== Javadoc Target ============================ -->
<target name="javadoc" depends="compile" description="Create Javadoc API documentation">
<mkdir dir="${dist}/docs/api" />
<javadoc sourcepath="${src}" destdir="${dist}/docs/api" packagenames="*">
<classpath refid="compile.classpath" />
</javadoc>
</target>
<!-- ================== RmBak Target ============================= -->
<target name="rmbak" description="Delete *.bak files everywhere">
<delete>
<fileset dir="${docs}" includes="**/*.bak" />
<fileset dir="${src}" includes="**/*.bak" />
</delete>
</target>
<!-- ================== RmLog Target ============================= -->
<target name="rmlog" description="Delete *.log files from build directory">
<delete>
<fileset dir="${build.home}" includes="**/*.log*" />
</delete>
</target>
<!-- =================== Delete .class Target===================== -->
<target name="clean_class_files" description="Delete .class files stored inside build directory and dist folder">
<delete dir="${build}" />
<delete dir="${dist}" />
</target>
<!-- ================== Run Target =============================== -->
<target name="run" description="Run Garby">
<java jar="${jar.completePath}" fork="true">
</java>
</target>
</project>
第二个问题:
encoding= 8859_1
这行不是我写的。但是我在编码方面遇到问题(在罐子中看不到欧元simbol)我应该设置哪个价值之王?
第三
Java项目是否有任何“正确”或“标准”文件夹结构(也在eclipse中使用),或者我与我的关系很好? (还有许多不同的路径)
最佳答案
使用这样的东西:
<copy todir="${yourJarFolder}/folder">
<fileset dir="${basedir}/folder" includes="**" />
</copy>
此代码将您在工作区中拥有的文件夹直接复制到jar的文件夹中,而不是在jar内,而是在同一文件夹中。
之后,您可以使用标准方法访问任何资源,而不使用getResource()。
希望它为您工作。