Example usage for org.springframework.core.io ClassPathResource exists

List of usage examples for org.springframework.core.io ClassPathResource exists

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Introduction

In this page you can find the example usage for org.springframework.core.io ClassPathResource exists.

Prototype

@Override
public boolean exists()

Source Link

Document

This implementation checks for the resolution of a resource URL.

Usage

From source file:org.kuali.kfs.sys.service.impl.ReportGenerationServiceImpl.java

/**
 * get a class path resource that references to the given report template
 * /*  w  ww . j ava 2 s. c o  m*/
 * @param reportTemplateName the given report template name with its full-qualified package name. It may not include extension.
 *        If an extension is included in the name, it should be prefixed ".jasper" or '.jrxml".
 * @return a class path resource that references to the given report template
 */
protected ClassPathResource getReportTemplateClassPathResource(String reportTemplateName) {
    if (reportTemplateName.endsWith(ReportGeneration.DESIGN_FILE_EXTENSION)
            || reportTemplateName.endsWith(ReportGeneration.JASPER_REPORT_EXTENSION)) {
        return new ClassPathResource(reportTemplateName);
    }

    String jasperReport = reportTemplateName.concat(ReportGeneration.JASPER_REPORT_EXTENSION);
    ClassPathResource resource = new ClassPathResource(jasperReport);
    if (resource.exists()) {
        return resource;
    }

    String designTemplate = reportTemplateName.concat(ReportGeneration.DESIGN_FILE_EXTENSION);
    resource = new ClassPathResource(designTemplate);
    return resource;
}

From source file:org.kuali.kfs.sys.service.impl.ReportGenerationServiceImpl.java

/**
 * complie the report template xml file into a Jasper report file if the compiled file does not exist or is out of update
 * /*from  w  w  w .  ja  v  a  2  s.c  om*/
 * @param template the name of the template file, without an extension
 * @return an input stream where the intermediary report was written
 */
protected File compileReportTemplate(String template) throws JRException, IOException {
    ClassPathResource designTemplateResource = new ClassPathResource(template);

    if (!designTemplateResource.exists()) {
        throw new RuntimeException("The design template file does not exist: " + template);
    }

    File tempJasperDir = new File(
            System.getProperty("java.io.tmpdir") + File.separator + template.replaceAll("\\/[^\\/]+$", ""));
    if (!tempJasperDir.exists()) {
        FileUtils.forceMkdir(tempJasperDir);
    }

    File tempJasperFile = new File(System.getProperty("java.io.tmpdir") + File.separator
            + template.replace(ReportGeneration.DESIGN_FILE_EXTENSION, "")
                    .concat(ReportGeneration.JASPER_REPORT_EXTENSION));
    if (!tempJasperFile.exists()) {
        JasperCompileManager.compileReportToStream(designTemplateResource.getInputStream(),
                new FileOutputStream(tempJasperFile));
    }

    return tempJasperFile;
}

From source file:org.kuali.ole.sys.service.impl.ReportGenerationServiceImpl.java

/**
 * The dataSource can be an instance of JRDataSource, java.util.Collection or object array.
 * /* w  ww.  j a v  a  2  s  . c om*/
 * @see org.kuali.ole.sys.batch.service.ReportGenerationService#generateReportToPdfFile(java.util.Map, java.lang.Object, java.lang.String,
 *      java.lang.String)
 */
public void generateReportToPdfFile(Map<String, Object> reportData, Object dataSource, String template,
        String reportFileName) {
    ClassPathResource resource = getReportTemplateClassPathResource(template);
    if (resource == null || !resource.exists()) {
        throw new IllegalArgumentException("Cannot find the template file: " + template);
    }

    try {
        if (reportData != null && reportData.containsKey(PARAMETER_NAME_SUBREPORT_TEMPLATE_NAME)) {
            Map<String, String> subReports = (Map<String, String>) reportData
                    .get(PARAMETER_NAME_SUBREPORT_TEMPLATE_NAME);
            String subReportDirectory = (String) reportData.get(PARAMETER_NAME_SUBREPORT_DIR);
            compileSubReports(subReports, subReportDirectory);
        }

        String realTemplateNameWithoutExtension = removeTemplateExtension(resource);
        String designTemplateName = realTemplateNameWithoutExtension.concat(DESIGN_FILE_EXTENSION);
        String jasperReportName = realTemplateNameWithoutExtension.concat(JASPER_REPORT_EXTENSION);
        compileReportTemplate(designTemplateName, jasperReportName);

        JRDataSource jrDataSource = JasperReportsUtils.convertReportData(dataSource);

        reportFileName = reportFileName + PDF_FILE_EXTENSION;
        File reportDirectory = new File(StringUtils.substringBeforeLast(reportFileName, SEPARATOR));
        if (!reportDirectory.exists()) {
            reportDirectory.mkdir();
        }

        JasperRunManager.runReportToPdfFile(jasperReportName, reportFileName, reportData, jrDataSource);
    } catch (Exception e) {
        LOG.error(e);
        throw new RuntimeException("Fail to generate report.", e);
    }
}

From source file:org.kuali.ole.sys.service.impl.ReportGenerationServiceImpl.java

/**
 * @see org.kuali.ole.sys.batch.service.ReportGenerationService#generateReportToOutputStream(java.util.Map, java.lang.Object,
 *      java.lang.String, java.io.ByteArrayOutputStream)
 *///from   ww w .j a v  a 2s .  com
public void generateReportToOutputStream(Map<String, Object> reportData, Object dataSource, String template,
        ByteArrayOutputStream baos) {
    ClassPathResource resource = getReportTemplateClassPathResource(template);
    if (resource == null || !resource.exists()) {
        throw new IllegalArgumentException("Cannot find the template file: " + template);
    }

    try {
        if (reportData != null && reportData.containsKey(PARAMETER_NAME_SUBREPORT_TEMPLATE_NAME)) {
            Map<String, String> subReports = (Map<String, String>) reportData
                    .get(PARAMETER_NAME_SUBREPORT_TEMPLATE_NAME);
            String subReportDirectory = (String) reportData.get(PARAMETER_NAME_SUBREPORT_DIR);
            compileSubReports(subReports, subReportDirectory);
        }

        String realTemplateNameWithoutExtension = removeTemplateExtension(resource);
        String designTemplateName = realTemplateNameWithoutExtension.concat(DESIGN_FILE_EXTENSION);
        String jasperReportName = realTemplateNameWithoutExtension.concat(JASPER_REPORT_EXTENSION);
        compileReportTemplate(designTemplateName, jasperReportName);

        JRDataSource jrDataSource = JasperReportsUtils.convertReportData(dataSource);

        InputStream inputStream = new FileInputStream(jasperReportName);

        JasperRunManager.runReportToPdfStream(inputStream, (OutputStream) baos, reportData, jrDataSource);
    } catch (Exception e) {
        LOG.error(e);
        throw new RuntimeException("Fail to generate report.", e);
    }
}

From source file:org.kuali.ole.sys.service.impl.ReportGenerationServiceImpl.java

/**
 * get a class path resource that references to the given report template
 * /*from w  w  w.  j ava2s  .  com*/
 * @param reportTemplateName the given report template name with its full-qualified package name. It may not include extension.
 *        If an extension is included in the name, it should be prefixed ".jasper" or '.jrxml".
 * @return a class path resource that references to the given report template
 */
protected ClassPathResource getReportTemplateClassPathResource(String reportTemplateName) {
    if (reportTemplateName.endsWith(DESIGN_FILE_EXTENSION)
            || reportTemplateName.endsWith(JASPER_REPORT_EXTENSION)) {
        return new ClassPathResource(reportTemplateName);
    }

    String jasperReport = reportTemplateName.concat(JASPER_REPORT_EXTENSION);
    ClassPathResource resource = new ClassPathResource(jasperReport);
    if (resource.exists()) {
        return resource;
    }

    String designTemplate = reportTemplateName.concat(DESIGN_FILE_EXTENSION);
    resource = new ClassPathResource(designTemplate);
    return resource;
}

From source file:org.orcid.frontend.web.controllers.BaseController.java

@ModelAttribute("startupDate")
public Date getStartupDate() {
    // If the cdn config file is missing, we are in development env and we
    // need to refresh the cache
    ClassPathResource configFile = new ClassPathResource(this.cdnConfigFile);
    if (!configFile.exists()) {
        return new Date();
    }//from  w w w. j  a  va  2s  .c om

    return startupDate;
}

From source file:org.orcid.frontend.web.controllers.BaseController.java

/**
 * Return the path where the static content will be. If there is a cdn path
 * configured, it will return the cdn path; if it is not a cdn path it will
 * return a reference to the static folder "/static"
 * /* w ww .  j a  va 2s .  co m*/
 * @return the path to the CDN or the path to the local static content
 * */
@ModelAttribute("staticCdn")
@Cacheable("staticContent")
public String getStaticCdnPath() {
    if (StringUtils.isEmpty(this.cdnConfigFile)) {
        return getStaticContentPath();
    }

    ClassPathResource configFile = new ClassPathResource(this.cdnConfigFile);
    if (configFile.exists()) {
        try (InputStream is = configFile.getInputStream();
                BufferedReader br = new BufferedReader(new InputStreamReader(is))) {
            String uri = br.readLine();
            if (uri != null)
                this.staticCdnPath = uri;
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    if (StringUtils.isBlank(this.staticCdnPath))
        this.staticCdnPath = this.getStaticContentPath();
    return staticCdnPath;
}

From source file:org.springframework.test.context.jdbc.DatabaseInitializerTestExecutionListener.java

/**
 * Detect a default SQL script by implementing the algorithm defined in
 * {@link DatabaseInitializer#scripts}.//from  ww w.j  av a 2  s  .  c  o m
 */
private String detectDefaultScript(TestContext testContext, boolean classLevel) {
    Class<?> clazz = testContext.getTestClass();
    Method method = testContext.getTestMethod();
    String elementType = (classLevel ? "class" : "method");
    String elementName = (classLevel ? clazz.getName() : method.toString());

    String resourcePath = ClassUtils.convertClassNameToResourcePath(clazz.getName());
    if (!classLevel) {
        resourcePath += "." + method.getName();
    }
    resourcePath += ".sql";

    String prefixedResourcePath = ResourceUtils.CLASSPATH_URL_PREFIX + resourcePath;
    ClassPathResource classPathResource = new ClassPathResource(resourcePath);

    if (classPathResource.exists()) {
        if (logger.isInfoEnabled()) {
            logger.info(String.format("Detected default SQL script \"%s\" for test %s [%s]",
                    prefixedResourcePath, elementType, elementName));
        }
        return prefixedResourcePath;
    } else {
        String msg = String.format("Could not detect default SQL script for test %s [%s]: "
                + "%s does not exist. Either declare scripts via @DatabaseInitializer or make the "
                + "default SQL script available.", elementType, elementName, classPathResource);
        logger.error(msg);
        throw new IllegalStateException(msg);
    }
}

From source file:org.springframework.test.context.jdbc.SqlScriptsTestExecutionListener.java

/**
 * Detect a default SQL script by implementing the algorithm defined in
 * {@link Sql#scripts}.//from w  w w .j av a2 s  . com
 */
private String detectDefaultScript(TestContext testContext, boolean classLevel) {
    Class<?> clazz = testContext.getTestClass();
    Method method = testContext.getTestMethod();
    String elementType = (classLevel ? "class" : "method");
    String elementName = (classLevel ? clazz.getName() : method.toString());

    String resourcePath = ClassUtils.convertClassNameToResourcePath(clazz.getName());
    if (!classLevel) {
        resourcePath += "." + method.getName();
    }
    resourcePath += ".sql";

    String prefixedResourcePath = ResourceUtils.CLASSPATH_URL_PREFIX + resourcePath;
    ClassPathResource classPathResource = new ClassPathResource(resourcePath);

    if (classPathResource.exists()) {
        if (logger.isInfoEnabled()) {
            logger.info(String.format("Detected default SQL script \"%s\" for test %s [%s]",
                    prefixedResourcePath, elementType, elementName));
        }
        return prefixedResourcePath;
    } else {
        String msg = String.format("Could not detect default SQL script for test %s [%s]: "
                + "%s does not exist. Either declare statements or scripts via @Sql or make the "
                + "default SQL script available.", elementType, elementName, classPathResource);
        logger.error(msg);
        throw new IllegalStateException(msg);
    }
}

From source file:org.springframework.test.context.support.AbstractContextLoader.java

/**
 * Generate the default classpath resource locations array based on the
 * supplied class.//from w  w w.  j a va 2s. c  om
 * <p>For example, if the supplied class is {@code com.example.MyTest},
 * the generated locations will contain a single string with a value of
 * {@code "classpath:com/example/MyTest<suffix>"}, where {@code <suffix>}
 * is the value of the first configured
 * {@linkplain #getResourceSuffixes() resource suffix} for which the
 * generated location actually exists in the classpath.
 * <p>As of Spring 3.1, the implementation of this method adheres to the
 * contract defined in the {@link SmartContextLoader} SPI. Specifically,
 * this method will <em>preemptively</em> verify that the generated default
 * location actually exists. If it does not exist, this method will log a
 * warning and return an empty array.
 * <p>Subclasses can override this method to implement a different
 * <em>default location generation</em> strategy.
 * @param clazz the class for which the default locations are to be generated
 * @return an array of default application context resource locations
 * @since 2.5
 * @see #getResourceSuffixes()
 */
protected String[] generateDefaultLocations(Class<?> clazz) {
    Assert.notNull(clazz, "Class must not be null");

    String[] suffixes = getResourceSuffixes();
    for (String suffix : suffixes) {
        Assert.hasText(suffix, "Resource suffix must not be empty");
        String resourcePath = ClassUtils.convertClassNameToResourcePath(clazz.getName()) + suffix;
        String prefixedResourcePath = ResourceUtils.CLASSPATH_URL_PREFIX + resourcePath;
        ClassPathResource classPathResource = new ClassPathResource(resourcePath);
        if (classPathResource.exists()) {
            if (logger.isInfoEnabled()) {
                logger.info(String.format("Detected default resource location \"%s\" for test class [%s]",
                        prefixedResourcePath, clazz.getName()));
            }
            return new String[] { prefixedResourcePath };
        } else if (logger.isDebugEnabled()) {
            logger.debug(String.format(
                    "Did not detect default resource location for test class [%s]: " + "%s does not exist",
                    clazz.getName(), classPathResource));
        }
    }

    if (logger.isInfoEnabled()) {
        logger.info(String.format(
                "Could not detect default resource locations for test class [%s]: "
                        + "no resource found for suffixes %s.",
                clazz.getName(), ObjectUtils.nullSafeToString(suffixes)));
    }

    return EMPTY_STRING_ARRAY;
}