trifolium0/openj9-jdk8-wkhtmltox repository overview

FROM trifolium0/openj9-jdk17-wkhtmltox:latest as build_app_image
LABEL app="test-htmltopdf" version="1.0.0" by="trifolium.wang"
MAINTAINER trifolium <[email protected]>

ENV APP_VERSION 1.0.0

RUN cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo 'Asia/Shanghai' >/etc/timezone \
&& rm -rf /app \
&& mkdir /app

WORKDIR /app

COPY target/test-htmltopdf.jar /app/app.jar

ENTRYPOINT ["java", "-XX:+UseContainerSupport", "-XX:InitialRAMPercentage=70.0", \
"-XX:MaxRAMPercentage=70.0", "-jar", "app.jar"]

EXPOSE 8080

<dependency>
    <groupId>com.github.jhonnymertz</groupId>
    <artifactId>java-wkhtmltopdf-wrapper</artifactId>
    <version>1.3.0-RELEASE</version>
</dependency>

private String generatePDFFile(String html) throws Exception {

        // 自动查找wkhtmltopdf可执行，找不到手动指定吧
        String executable = WrapperConfig.findExecutable();
        Pdf pdf = new Pdf(new WrapperConfig(executable));
        pdf.setTimeout(30);
        pdf.addParam(new Param("--enable-javascript"));
        Page page = pdf.addPageFromString(html);
        //TODO 设置page参数

        String pdfPath = "pdf/test.pdf";
        pdf.saveAs(pdfPath);

        return pdfPath;
    }