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Java 阿帕奇FOP。问题w/西里尔字母_Java_Pdf_Pdf Generation_Apache Fop - Fatal编程技术网

Java 阿帕奇FOP。问题w/西里尔字母

Java 阿帕奇FOP。问题w/西里尔字母,java,pdf,pdf-generation,apache-fop,Java,Pdf,Pdf Generation,Apache Fop,我使用ApacheFop库在Java8项目中生成了一些pdf文件。英文内容显示没有任何问题,但俄文字符很奇怪。它们看起来是这样的:ŦŦ¾Ð̧н 这里的问题似乎与编码有关,但我如何解决它呢 下面是我用来生成pdf的类: public class PdfGenerationTools implements StreamResource.StreamSource { String content; public PdfGenerationTools(String conte

我使用ApacheFop库在Java8项目中生成了一些pdf文件。英文内容显示没有任何问题,但俄文字符很奇怪。它们看起来是这样的:ŦŦ¾Ð̧н

这里的问题似乎与编码有关,但我如何解决它呢

下面是我用来生成pdf的类:

public class PdfGenerationTools implements StreamResource.StreamSource
    {
    String content;

    public PdfGenerationTools(String content) {
        this.content = content;
    }

    @Override
    public InputStream getStream()
    {
        ByteArrayInputStream foStream =
                new ByteArrayInputStream(content.getBytes(StringTools.UTF8));

        // Basic FOP configuration. You could create this object
        // just once and keep it.
        FopFactory fopFactory = FopFactory.newInstance();
        fopFactory.setStrictValidation(false); // For an example

        // Configuration for this PDF document - mainly metadata
        FOUserAgent userAgent = getFOUserAgent(fopFactory);

        // Transform to PDF
        ByteArrayOutputStream fopOut = new ByteArrayOutputStream();
        try {
            Fop fop = fopFactory.newFop(MimeConstants.MIME_PDF,
                    userAgent, fopOut);
            TransformerFactory factory =
                    TransformerFactory.newInstance();
            Transformer transformer = factory.newTransformer();
            Source src = new
                    javax.xml.transform.stream.StreamSource(foStream);
            Result res = new SAXResult(fop.getDefaultHandler());
            transformer.transform(src, res);
            fopOut.close();
            return new ByteArrayInputStream(fopOut.toByteArray());

        } catch (Exception e) {
            e.printStackTrace();
        }

        return null;
    }

    private FOUserAgent getFOUserAgent(FopFactory factory)
    {
        FOUserAgent userAgent = factory.newFOUserAgent();

        userAgent.setProducer("Company");
        userAgent.setCreationDate(new Date());
        userAgent.setTitle("Printing jobs");
        userAgent.setTargetResolution(300); // DPI

        return userAgent;
    }

    public static String initDoc()
    {
        return "<?xml version='1.0' encoding='ISO-8859-1'?>"+
                "<fo:root xmlns:fo='http://www.w3.org/1999/XSL/Format'>"+
                "<fo:layout-master-set>"+
                "<fo:simple-page-master master-name='A4' margin='2cm'>"+
                "<fo:region-body />"+
                "</fo:simple-page-master>"+
                "</fo:layout-master-set>"+
                "<fo:page-sequence master-reference='A4'>"+
                "<fo:flow flow-name='xsl-region-body'>";
    }

    public static String closeDoc()
    {
        return "</fo:flow>"+
                "</fo:page-sequence>"+
                "</fo:root>";
    }

    public static String initTable()
    {
        return "<fo:block space-before.optimum=\"10pt\"></fo:block>" +
                "<fo:table table-layout=\"fixed\" border-width=\"1mm\" border-style=\"solid\">" +
                "<fo:table-column column-number=\"1\" column-width=\"50%\"/>" +
                "<fo:table-column column-number=\"2\" column-width=\"50%\"/>" +
                "<fo:table-body>";
    }

    public static String closeTable()
    {
        return "</fo:table-body>" +
                "</fo:table>";
    }

    public static String initTableRow()
    {
        return "<fo:table-row keep-together.within-page=\"always\">";
    }

    public static String closeTableRow()
    {
        return  "</fo:table-row>";
    }

    public static String getCell(String ... args)
    {
        final StringBuilder sb = new StringBuilder();
        sb.append("<fo:table-cell padding=\"1mm\" border-width=\"1mm\" border-style=\"double\">");

        for (String arg : args)
        {
            sb.append("<fo:block font-family=\"SansSerif\">")
                    .append(arg)
                    .append("</fo:block>");
        }

        sb.append("</fo:table-cell>");

        return sb.toString();
    }
}
公共类PDFGGenerationTools实现StreamResource.StreamSource
{
字符串内容;
公共PDFGGenerationTools(字符串内容){
this.content=内容;
}
@凌驾
公共输入流getStream()
{
ByteArrayInputStream-foStream=
新的ByteArrayInputStream(content.getBytes(StringTools.UTF8));
//基本FOP配置。您可以创建此对象
//就一次,留着吧。
FopFactory FopFactory=FopFactory.newInstance();
fopFactory.setStritValidation(false);//例如
//此PDF文档的配置-主要是元数据
FOUserAgent用户代理=getFOUserAgent(fopFactory);
//转换为PDF
ByteArrayOutputStream fopOut=新的ByteArrayOutputStream();
试一试{
Fop Fop=fopFactory.newFop(MimeConstants.MIME_PDF,
用户代理(fopOut);
变压器厂=
TransformerFactory.newInstance();
变压器=工厂新变压器();
Source src=新
javax.xml.transform.stream.StreamSource(foStream);
Result res=新的SAXSult(fop.getDefaultHandler());
变换(src,res);
fopOut.close();
返回新的ByteArrayInputStream(fopOut.toByteArray());
}捕获(例外e){
e、 printStackTrace();
}
返回null;
}
私人FOUserAgent getFOUserAgent(福普工厂)
{
FousAgent userAgent=factory.newFousAgent();
用户代理。setProducer(“公司”);
setCreationDate(新日期());
userAgent.setTitle(“打印作业”);
userAgent.setTargetResolution(300);//DPI
返回用户代理;
}
公共静态字符串initDoc()
{
返回“”+
""+
""+
""+
""+
""+
""+
""+
"";
}
公共静态字符串closeDoc()
{
返回“”+
""+
"";
}
公共静态字符串initTable()
{
返回“”+
"" +
"" +
"" +
"";
}
公共静态字符串closeTable()
{
返回“”+
"";
}
公共静态字符串initTableRow()
{
返回“”;
}
公共静态字符串closeTableRow()
{
返回“”;
}
公共静态字符串getCell(字符串…参数)
{
最终StringBuilder sb=新StringBuilder();
某人加上(“”);
for(字符串arg:args)
{
某人加上(“”)
.append(arg)
.附加(“”);
}
某人加上(“”);
使某人返回字符串();
}
}
当我将编码从“ISO-8859-1”更改为“UTF-8”时,我的西里尔文子字符串
看起来像这样:“#####”。这里似乎缺少字体。

您必须使用FOP的配置文件,该文件指示要嵌入PDF文档中的字体,例如:

<?xml version="1.0" encoding="UTF-8"?>
<fop version='1.0'>
    <renderers>
        <renderer mime='application/pdf'>
            <fonts>
                <!-- TTF fonts -->
                <font kerning='yes' embed-url='c:\windows\fonts\arial.ttf'>
                    <font-triplet name='Arial' style='normal' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\arialbd.ttf'>
                    <font-triplet name='Arial' style='normal' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\ariali.ttf'>
                    <font-triplet name='Arial' style='italic' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\arialbi.ttf'>
                    <font-triplet name='Arial' style='italic' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\times.ttf'>
                    <font-triplet name='TimesNewRoman' style='normal' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\timesbd.ttf'>
                    <font-triplet name='TimesNewRoman' style='normal' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\timesi.ttf'>
                    <font-triplet name='TimesNewRoman' style='italic' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\timesbi.ttf'>
                    <font-triplet name='TimesNewRoman' style='italic' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\cour.ttf'>
                    <font-triplet name='CourierNew' style='normal' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\courbd.ttf'>
                    <font-triplet name='CourierNew' style='normal' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\couri.ttf'>
                    <font-triplet name='CourierNew' style='italic' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\courbi.ttf'>
                    <font-triplet name='CourierNew' style='italic' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\verdana.ttf'>
                    <font-triplet name='Verdana' style='normal' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\verdanab.ttf'>
                    <font-triplet name='Verdana' style='normal' weight='bold' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\verdanai.ttf'>
                    <font-triplet name='Verdana' style='italic' weight='normal' />
                </font>
                <font kerning='yes' embed-url='c:\windows\fonts\verdanaz.ttf'>
                    <font-triplet name='Verdana' style='italic' weight='bold' />
                </font>
            </fonts>
        </renderer>
    </renderers>
</fop>

这看起来像是多字节UTF-8被看作是某种单字节ISO/Windows编码。对于其余部分,进行一些小测试,好像这可能是字体配置问题(可能很方便)或编码问题。添加一个带有西里尔字符的小FO代码段有助于获得答案,否则无法尝试重现您的问题(请参阅)。我在上面添加了一个代码段,以说明如何生成pdf内容。最后,我返回到本期。。问题是我在Ubuntu 14下工作。所以这里没有MS字体(你可以使用任何包含西里尔字母的字体。你也可以在Ubuntu中设置MS字体。打开Ubuntu软件中心并搜索“ttf mscorefonts installer”。这将安装Microsoft的核心字体。
// configure fopFactory as desired
FopFactory fopFactory = FopFactory.newInstance();
FOUserAgent foUserAgent = fopFactory.newFOUserAgent();
fopFactory.setUserConfig(new File("fop.xml"));