diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:13:16 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:13:16 +0000 |
commit | 3ac2d800d840f03618fc364090d786effde84b1f (patch) | |
tree | e334754cd5c37e1465230497b48cc79584c1f571 /sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp | |
parent | 9bed5ae38c581999db465b42b504026a7097af95 (diff) |
Moving 1.x branches
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835142 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp')
2 files changed, 163 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTEI.java b/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTEI.java new file mode 100644 index 0000000000..6e1b187a48 --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTEI.java @@ -0,0 +1,45 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.host.webapp.jsp; + +import javax.servlet.jsp.tagext.TagData; +import javax.servlet.jsp.tagext.TagExtraInfo; +import javax.servlet.jsp.tagext.VariableInfo; + +/** + * TagExtraInfo class for the SCA reference tags + * <sca:reference name="service" type="test.MyService" scope="1" /> + * + * @version $Rev$ $Date$ + */ +public class ReferenceTEI extends TagExtraInfo { + + @Override + public VariableInfo[] getVariableInfo(TagData data) { + VariableInfo info1 + = new VariableInfo( + data.getAttributeString("name"), + data.getAttributeString("type"), + true, + VariableInfo.AT_END); + VariableInfo[] info = { info1 } ; + return info; + } +} diff --git a/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTag.java b/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTag.java new file mode 100644 index 0000000000..b7eb93222e --- /dev/null +++ b/sca-java-1.x/branches/sca-java-20080910/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/jsp/ReferenceTag.java @@ -0,0 +1,118 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +package org.apache.tuscany.sca.host.webapp.jsp; + +import javax.servlet.ServletContext; +import javax.servlet.ServletException; +import javax.servlet.jsp.JspException; +import javax.servlet.jsp.PageContext; +import javax.servlet.jsp.tagext.TagSupport; + +import org.apache.tuscany.sca.host.embedded.SCADomain; +import org.apache.tuscany.sca.host.webapp.WebAppServletHost; +import org.osoa.sca.ComponentContext; + +/** + * Tag to handle SCA references + * <sca:reference name="service" type="test.MyService" scope="1" /> + * + * @version $Rev$ $Date$ + */ +public class ReferenceTag extends TagSupport { + private static final long serialVersionUID = 1L; + + protected String name; + protected String type; + protected Integer scope = PageContext.PAGE_SCOPE; + + @Override + public int doStartTag() throws JspException { + return SKIP_BODY; + } + + @Override + public int doEndTag() throws JspException { + + try { + WebAppServletHost.getInstance().init(pageContext.getServletConfig()); + } catch (ServletException e) { + throw new JspException("Exception initializing Tuscany webapp: " + e, e); + } + + ServletContext servletContext = pageContext.getServletContext(); + ComponentContext componentContext = (ComponentContext)servletContext.getAttribute("org.osoa.sca.ComponentContext"); + SCADomain scaDomain = null; + if (componentContext == null) { + scaDomain = (SCADomain)servletContext.getAttribute(WebAppServletHost.SCA_DOMAIN_ATTRIBUTE); + if (scaDomain == null) { + throw new JspException("SCADomain is null. Check Tuscany configuration in web.xml"); + } + } + + Class<?> typeClass; + try { + typeClass = Class.forName(type, true, Thread.currentThread().getContextClassLoader()); + } catch (ClassNotFoundException e) { + throw new JspException("Reference '" + name + "' type class not found: " + type); + } + + Object o; + try { + if (componentContext != null) { + o = componentContext.getService(typeClass, name); + } else { + o = scaDomain.getService(typeClass, name); + } + } catch (Exception e) { + throw new JspException("Exception getting service for reference'" + name + "': " + e, e); + } + if (o == null) { + throw new JspException("Reference '" + name + "' not found"); + } + + pageContext.setAttribute(name, o, scope); + + return EVAL_PAGE; + } + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public Integer getScope() { + return scope; + } + + public void setScope(Integer scope) { + this.scope = scope; + } + + public String getType() { + return type; + } + + public void setType(String type) { + this.type = type; + } +} |