从属性文件读取并分配版本号到变量

def versionPropsFile = file（‘version.properties’）def versionBuild

/*Setting default value for versionBuild which is the last incremented value stored in the file */
if (versionPropsFile.canRead()) {
    def Properties versionProps = new Properties()
    versionProps.load(new FileInputStream(versionPropsFile))
    versionBuild = versionProps['VERSION_BUILD'].toInteger()
} else {
    throw new GradleException("Could not read version.properties!")
}