[英]How to consume restful web service from Enterprise Application Client?
我使用了Swing应用程序的自动生成功能来在正常的Swing应用程序上使用其余的Web服务,但是现在我尝试为该宁静的客户端复制相同的代码,并尝试在Netbeans的企业应用程序客户端上使用它,但是我收到一些错误消息。
这是我收到的错误消息。
Exception in thread "AWT-EventQueue-0" java.lang.NoClassDefFoundError: javax/ws/rs/client/ClientBuilder
at currencyExchange.currencyExchangerClient.<init>(currencyExchangerClient.java:34)
at com.sushan.displays.ExchangeWindow.jButton1ActionPerformed(ExchangeWindow.java:125)
at com.sushan.displays.ExchangeWindow.access$100(ExchangeWindow.java:18)
at com.sushan.displays.ExchangeWindow$2.actionPerformed(ExchangeWindow.java:62)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)
at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)
at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)
at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)
at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)
at java.awt.Component.processMouseEvent(Component.java:6533)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
at java.awt.Component.processEvent(Component.java:6298)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Component.dispatchEventImpl(Component.java:4889)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)
at java.awt.Container.dispatchEventImpl(Container.java:2280)
at java.awt.Window.dispatchEventImpl(Window.java:2746)
at java.awt.Component.dispatchEvent(Component.java:4711)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.lang.ClassNotFoundException: javax.ws.rs.client.ClientBuilder
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at org.glassfish.appclient.client.acc.ACCClassLoader.findClass(ACCClassLoader.java:237)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 40 more
在企业应用程序客户端中,有没有其他方法可以使用其余客户端?
这是我用于使用宁静的Web服务的代码:
private WebTarget webTarget;
private Client client;
private static final String BASE_URI = "http://localhost:8080/RealEstateWebsite-war/webresources";
public currencyExchangerClient() {
client = ClientBuilder.newClient();
webTarget = client.target(BASE_URI).path("RESTCurrencyExchangingService");
}
public String getXml(String currencyType, String amount) throws ClientErrorException {
WebTarget resource = webTarget;
resource = resource.path(java.text.MessageFormat.format("{0}/{1}", new Object[]{currencyType, amount}));
return resource.request(javax.ws.rs.core.MediaType.APPLICATION_XML).get(String.class);
}
public void putXml(Object requestEntity) throws ClientErrorException {
webTarget.request(javax.ws.rs.core.MediaType.APPLICATION_XML).put(javax.ws.rs.client.Entity.entity(requestEntity, javax.ws.rs.core.MediaType.APPLICATION_XML));
}
public void close() {
client.close();
}
我之所以尝试使用企业应用程序客户端,是因为我找不到在普通的swing应用程序中实现消息侦听器的方法。 我需要这个桌面应用程序能够使用宁静的Web服务以及侦听消息并使用它们来显示消息驱动的Bean中注册的主题。 我知道如何仅将JMS与Enterprise Application Clients一起使用,这使我感到困惑,并且没有任何预编译错误,如果我缺少库或其他东西,我应该这样做。 我只在初始化其余客户端时收到此错误。
根据此错误,swing应用程序仍缺少企业应用程序中正在使用的库。 也许代码正在编译,因为缺少的库仅在运行时才需要。
将所需的jar文件放在您的类路径中。 还要将REST所需的所有jar文件放入部署程序集,并清洁构建项目,然后进行部署。
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