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Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
PortletApplicationSpecificationInitializer.java | 100% | 100% | 100% | 100% |
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// Copyright 2005 The Apache Software Foundation
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package org.apache.tapestry.portlet;
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import javax.portlet.PortletConfig;
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import org.apache.hivemind.Resource;
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import org.apache.tapestry.parse.ISpecificationParser;
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import org.apache.tapestry.services.ApplicationGlobals;
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import org.apache.tapestry.spec.ApplicationSpecification;
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import org.apache.tapestry.spec.IApplicationSpecification;
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import org.apache.tapestry.web.WebContext;
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import org.apache.tapestry.web.WebContextResource;
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/**
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* Locates and reads the application specification for the portlet and stores it into
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* {@link org.apache.tapestry.services.ApplicationGlobals}.
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* <p>
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* TODO: Merge this code with
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* {@link org.apache.tapestry.services.impl.ApplicationSpecificationInitializer}, they're very
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* similar. This would probably be an additional service that would do the lookup based on the
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* {@link org.apache.tapestry.web.WebActivator} and the {@link org.apache.tapestry.web.WebContext}.
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*
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* @author Howard M. Lewis Ship
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* @since 4.0
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* @see org.apache.tapestry.services.impl.ApplicationSpecificationInitializer
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*/
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public class PortletApplicationSpecificationInitializer implements PortletApplicationInitializer |
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{ |
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private WebContext _context;
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private ApplicationGlobals _globals;
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private ISpecificationParser _parser;
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public void initialize(PortletConfig portletConfig) |
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{ |
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String name = portletConfig.getPortletName(); |
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Resource resource = findApplicationSpecification(name); |
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IApplicationSpecification specification = resource == null ? constructStandinSpecification(name)
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: _parser.parseApplicationSpecification(resource); |
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_globals.storeSpecification(specification); |
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} |
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private Resource findApplicationSpecification(String name)
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{ |
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String expectedName = name + ".application";
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Resource webInfLocation = new WebContextResource(_context, "/WEB-INF/"); |
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Resource webInfAppLocation = webInfLocation.getRelativeResource(name + "/");
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Resource result = check(webInfAppLocation, expectedName); |
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if (result != null) |
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return result;
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return check(webInfLocation, expectedName);
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} |
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private Resource check(Resource resource, String name)
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{ |
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Resource result = resource.getRelativeResource(name); |
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if (result.getResourceURL() != null) |
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return result;
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return null; |
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} |
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private IApplicationSpecification constructStandinSpecification(String name)
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{ |
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ApplicationSpecification result = new ApplicationSpecification();
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// Pretend the file exists in the most common expected location.
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Resource virtualLocation = new WebContextResource(_context, "/WEB-INF/" + name |
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+ ".application");
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result.setSpecificationLocation(virtualLocation); |
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result.setName(name); |
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return result;
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} |
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public void setContext(WebContext context) |
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{ |
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_context = context; |
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} |
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public void setGlobals(ApplicationGlobals globals) |
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{ |
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_globals = globals; |
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} |
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public void setParser(ISpecificationParser parser) |
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{ |
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_parser = parser; |
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} |
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} |
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