Java JspUtil类代码示例

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Just the class name (does not include package name) of the
 * generated class.
 */
public String getServletClassName() {

    if (className != null) {
        return className;
    }

    if (isTagFile) {
        className = tagInfo.getTagClassName();
        int lastIndex = className.lastIndexOf('.');
        if (lastIndex != -1) {
            className = className.substring(lastIndex + 1);
        }
    } else {
        int iSep = jspUri.lastIndexOf('/') + 1;
        className = JspUtil.makeJavaIdentifier(jspUri.substring(iSep));
    }
    return className;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Just the class name (does not include package name) of the
 * generated class. 
 */
public String getServletClassName() {

    if (className != null) {
        return className;
    }

    if (isTagFile) {
        className = tagInfo.getTagClassName();
        int lastIndex = className.lastIndexOf('.');
        if (lastIndex != -1) {
            className = className.substring(lastIndex + 1);
        }
    } else {
        int iSep = jspUri.lastIndexOf('/') + 1;
        className = JspUtil.makeJavaIdentifier(jspUri.substring(iSep));
    }
    return className;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Just the class name (does not include package name) of the generated
 * class.
 */
public String getServletClassName() {

	if (className != null) {
		return className;
	}

	if (isTagFile) {
		className = tagInfo.getTagClassName();
		int lastIndex = className.lastIndexOf('.');
		if (lastIndex != -1) {
			className = className.substring(lastIndex + 1);
		}
	} else {
		int iSep = jspUri.lastIndexOf('/') + 1;
		className = JspUtil.makeJavaIdentifier(jspUri.substring(iSep));
	}
	return className;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
protected String getDerivedPackageName() {
    if (derivedPackageName == null) {
        int iSep = jspUri.lastIndexOf('/');
        derivedPackageName = (iSep > 0) ?
                JspUtil.makeJavaPackage(jspUri.substring(1,iSep)) : "";
    }
    return derivedPackageName;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Autodetects the encoding of the XML document supplied by the given
 * input stream.
 *
 * Encoding autodetection is done according to the XML 1.0 specification,
 * Appendix F.1: Detection Without External Encoding Information.
 *
 * @return Two-element array, where the first element (of type
 * java.lang.String) contains the name of the (auto)detected encoding, and
 * the second element (of type java.lang.Boolean) specifies whether the 
 * encoding was specified using the 'encoding' attribute of an XML prolog
 * (TRUE) or autodetected (FALSE).
 */
public static Object[] getEncoding(String fname, JarFile jarFile,
                                   JspCompilationContext ctxt,
                                   ErrorDispatcher err)
    throws IOException, JasperException
{
    InputStream inStream = JspUtil.getInputStream(fname, jarFile, ctxt,
                                                  err);
    XMLEncodingDetector detector = new XMLEncodingDetector();
    Object[] ret = detector.getEncoding(inStream, err);
    inStream.close();

    return ret;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
protected String getDerivedPackageName() {
	if (derivedPackageName == null) {
		int iSep = jspUri.lastIndexOf('/');
		derivedPackageName = (iSep > 0) ? JspUtil.makeJavaPackage(jspUri.substring(1, iSep)) : "";
	}
	return derivedPackageName;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Append an HTML-formatted status readout on the current
 * state of the underlying loggers.
 * @param sb the StringBuilder to append to
 */
void appendHtmlReport(StringBuilder sb) {
  sb.append("<table class=\"storage\">");
  sb.append("<thead><tr><td>JN</td><td>Status</td></tr></thead>\n");
  for (AsyncLogger l : loggers) {
    sb.append("<tr>");
    sb.append("<td>" + JspUtil.escapeXml(l.toString()) + "</td>");
    sb.append("<td>");
    l.appendHtmlReport(sb);
    sb.append("</td></tr>\n");
  }
  sb.append("</table>");
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
private String getDerivedPackageName() {
if (derivedPackageName == null) {
           int iSep = jspUri.lastIndexOf('/');
           derivedPackageName = (iSep > 0) ?
               JspUtil.makeJavaPackage(jspUri.substring(1,iSep)) : "";
       }
       return derivedPackageName;
   }
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
private void serviceJspFile(HttpServletRequest request,
                            HttpServletResponse response, String jspUri,
                            Throwable exception, boolean precompile)
    throws ServletException, IOException {

    JspServletWrapper wrapper =
        (JspServletWrapper) rctxt.getWrapper(jspUri);
    if (wrapper == null) {
        synchronized(this) {
            wrapper = (JspServletWrapper) rctxt.getWrapper(jspUri);
            if (wrapper == null) {
                // Check if the requested JSP page exists, to avoid
                // creating unnecessary directories and files.
                if (null == context.getResource(jspUri)
                        && !options.getUsePrecompiled()) {
                    String includeRequestUri = (String) 
                        request.getAttribute("javax.servlet.include.request_uri");
                    if (includeRequestUri != null) {
                        // Missing JSP resource has been the target of a
                        // RequestDispatcher.include().
                        // Throw an exception (rather than returning a 
                        // 404 response error code), because any call to
                        // response.sendError() must be ignored by the
                        // servlet engine when issued from within an
                        // included resource (as per the Servlet spec).
                        throw new FileNotFoundException(
                            JspUtil.escapeXml(jspUri));
                    }

                    response.sendError(HttpServletResponse.SC_NOT_FOUND);
                    log.severe(Localizer.getMessage(
                        "jsp.error.file.not.found",
                        context.getRealPath(jspUri)));
                    return;
                }
                boolean isErrorPage = exception != null;
                wrapper = new JspServletWrapper(config, options, jspUri,
                                                isErrorPage, rctxt);
                rctxt.addWrapper(jspUri,wrapper);
            }
        }
    }

    wrapper.service(request, response, precompile);

}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Autodetects the encoding of the XML document supplied by the given input
 * stream.
 *
 * Encoding autodetection is done according to the XML 1.0 specification,
 * Appendix F.1: Detection Without External Encoding Information.
 *
 * @return Two-element array, where the first element (of type
 *         java.lang.String) contains the name of the (auto)detected
 *         encoding, and the second element (of type java.lang.Boolean)
 *         specifies whether the encoding was specified using the 'encoding'
 *         attribute of an XML prolog (TRUE) or autodetected (FALSE).
 */
public static Object[] getEncoding(String fname, JarFile jarFile, JspCompilationContext ctxt, ErrorDispatcher err)
		throws IOException, JasperException {
	InputStream inStream = JspUtil.getInputStream(fname, jarFile, ctxt, err);
	XMLEncodingDetector detector = new XMLEncodingDetector();
	Object[] ret = detector.getEncoding(inStream, err);
	inStream.close();

	return ret;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * Autodetects the encoding of the XML document supplied by the given
 * input stream.
 *
 * Encoding autodetection is done according to the XML 1.0 specification,
 * Appendix F.1: Detection Without External Encoding Information.
 *
 * @return Two-element array, where the first element (of type
 * java.lang.String) contains the name of the (auto)detected encoding, and
 * the second element (of type java.lang.Boolean) specifies whether the
 * encoding was specified using the 'encoding' attribute of an XML prolog
 * (TRUE) or autodetected (FALSE).
 */
public static Object[] getEncoding(String fname, Jar jar,
                                   JspCompilationContext ctxt,
                                   ErrorDispatcher err)
    throws IOException, JasperException
{
    InputStream inStream = JspUtil.getInputStream(fname, jar, ctxt);
    XMLEncodingDetector detector = new XMLEncodingDetector();
    Object[] ret = detector.getEncoding(inStream, err);
    inStream.close();

    return ret;
}
 

import org.apache.jasper.compiler.JspUtil; //导入依赖的package包/类
/**
 * @return a short HTML snippet suitable for describing the current
 * status of the stream
 */
public String generateHtmlReport() {
  return JspUtil.escapeXml(this.toString());
}