Example usage for org.springframework.util ReflectionUtils findMethod

Introduction

In this page you can find the example usage for org.springframework.util ReflectionUtils findMethod.

Prototype

@Nullable
public static Method findMethod(Class<?> clazz, String name)

Source Link

Document

Attempt to find a Method on the supplied class with the supplied name and no parameters.

Usage

From source file:org.springframework.boot.actuate.metrics.writer.WriterUtils.java

public static void flush(MetricWriter writer) {
    if (writer instanceof CompositeMetricWriter) {
        for (MetricWriter element : (CompositeMetricWriter) writer) {
            flush(element);//from w  ww . java  2  s .  c  o m
        }
    }
    try {
        if (ClassUtils.isPresent("java.io.Flushable", null)) {
            if (writer instanceof Flushable) {
                ((Flushable) writer).flush();
                return;
            }
        }
        Method method = ReflectionUtils.findMethod(writer.getClass(), "flush");
        if (method != null) {
            ReflectionUtils.invokeMethod(method, writer);
        }
    } catch (Exception e) {
        logger.warn("Could not flush MetricWriter: " + e.getClass() + ": " + e.getMessage());
    }
}

From source file:org.springframework.boot.autoconfigure.data.elasticsearch.ElasticsearchAutoConfiguration.java

@Override
public void destroy() throws Exception {
    if (this.releasable != null) {
        try {// w w  w. j a va2  s .c o m
            if (logger.isInfoEnabled()) {
                logger.info("Closing Elasticsearch client");
            }
            try {
                this.releasable.close();
            } catch (NoSuchMethodError ex) {
                // Earlier versions of Elasticsearch had a different method name
                ReflectionUtils.invokeMethod(ReflectionUtils.findMethod(Releasable.class, "release"),
                        this.releasable);
            }
        } catch (final Exception ex) {
            if (logger.isErrorEnabled()) {
                logger.error("Error closing Elasticsearch client: ", ex);
            }
        }
    }
}

From source file:org.springframework.boot.autoconfigure.security.SecurityAutoConfiguration.java

private static boolean isBuilt(AuthenticationManagerBuilder builder) {
    Method configurers = ReflectionUtils.findMethod(AbstractConfiguredSecurityBuilder.class, "getConfigurers");
    Method unbuilt = ReflectionUtils.findMethod(AbstractConfiguredSecurityBuilder.class, "isUnbuilt");
    ReflectionUtils.makeAccessible(configurers);
    ReflectionUtils.makeAccessible(unbuilt);
    return !((Collection<?>) ReflectionUtils.invokeMethod(configurers, builder)).isEmpty()
            || !((Boolean) ReflectionUtils.invokeMethod(unbuilt, builder));
}

From source file:org.springframework.boot.context.embedded.jetty.JettyEmbeddedServletContainer.java

private Integer getLocalPort(Connector connector) {
    try {// ww  w . j  av  a  2  s.  c om
        // Jetty 9 internals are different, but the method name is the same
        return (Integer) ReflectionUtils
                .invokeMethod(ReflectionUtils.findMethod(connector.getClass(), "getLocalPort"), connector);
    } catch (Exception ex) {
        JettyEmbeddedServletContainer.logger.info("could not determine port ( " + ex.getMessage() + ")");
        return 0;
    }
}

From source file:org.springframework.boot.context.embedded.jetty.JettyWebServer.java

private Integer getLocalPort(Connector connector) {
    try {//w w w.j a va 2  s.  c  om
        // Jetty 9 internals are different, but the method name is the same
        return (Integer) ReflectionUtils
                .invokeMethod(ReflectionUtils.findMethod(connector.getClass(), "getLocalPort"), connector);
    } catch (Exception ex) {
        JettyWebServer.logger.info("could not determine port ( " + ex.getMessage() + ")");
        return 0;
    }
}

From source file:org.springframework.cloud.dataflow.app.launcher.MultiArchiveLauncher.java

@Override
protected void launch(String[] args, String mainClass, ClassLoader classLoader) throws Exception {
    if (log.isDebugEnabled()) {
        for (Archive archive : archives) {
            log.debug("Launching with: " + archive.getUrl().toString());
        }/*from w  ww  .  j  a  va  2s.  c o m*/
    }
    if (ClassUtils.isPresent("org.apache.catalina.webresources.TomcatURLStreamHandlerFactory", classLoader)) {
        // Ensure the method is invoked on a class that is loaded by the provided
        // class loader (not the current context class loader):
        Method method = ReflectionUtils.findMethod(
                classLoader.loadClass("org.apache.catalina.webresources.TomcatURLStreamHandlerFactory"),
                "disable");
        ReflectionUtils.invokeMethod(method, null);
    }
    super.launch(args, mainClass, classLoader);
}

From source file:org.springframework.cloud.deployer.thin.ThinJarAppWrapper.java

private boolean isRunning() {
    if (app == null) {
        return false;
    }/*from   www .j av a  2 s.  c o  m*/
    Method method = ReflectionUtils.findMethod(this.app.getClass(), "isRunning");
    return (Boolean) ReflectionUtils.invokeMethod(method, this.app);
}

From source file:org.springframework.cloud.deployer.thin.ThinJarAppWrapper.java

private Throwable getError() {
    if (app == null) {
        return null;
    }/*from   w  ww .java 2  s . c  o  m*/
    Method method = ReflectionUtils.findMethod(this.app.getClass(), "getError");
    return (Throwable) ReflectionUtils.invokeMethod(method, this.app);
}

From source file:org.springframework.cloud.deployer.thin.ThinJarAppWrapper.java

private void close() {
    if (this.app != null) {
        try {/* w w w  . ja  v  a  2 s . c  om*/
            Method method = ReflectionUtils.findMethod(this.app.getClass(), "close");
            ReflectionUtils.invokeMethod(method, this.app);
        } catch (Exception e) {
            this.state = LaunchState.error;
            logger.error("Cannot undeploy " + resource, e);
        } finally {
            reset();
            if (this.app != null) {
                try {
                    ((URLClassLoader) app.getClass().getClassLoader()).close();
                    this.app = null;
                } catch (Exception e) {
                    this.state = LaunchState.error;
                    logger.error("Cannot clean up " + resource, e);
                } finally {
                    this.app = null;
                    System.gc();
                }
            }
        }
    }
}

From source file:org.springframework.cloud.function.web.flux.response.FluxReturnValueHandler.java

public FluxReturnValueHandler(FunctionInspector inspector, List<HttpMessageConverter<?>> messageConverters) {
    this.inspector = inspector;
    this.delegate = new ResponseBodyEmitterReturnValueHandler(messageConverters);
    this.single = new RequestResponseBodyMethodProcessor(messageConverters);
    Method method = ReflectionUtils.findMethod(getClass(), "singleValue");
    singleReturnType = new MethodParameter(method, -1);
}