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| package org.apache.tapestry.pageload; |
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| import java.util.ArrayList; |
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| import java.util.Iterator; |
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| import java.util.List; |
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| import java.util.StringTokenizer; |
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| import org.apache.hivemind.ClassResolver; |
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| import org.apache.tapestry.INamespace; |
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| public class NamespaceClassSearchComponentClassProvider implements ComponentClassProvider |
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| { |
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| private String _packagesName; |
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| private ClassResolver _classResolver; |
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| public String provideComponentClassName(ComponentClassProviderContext context)
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| { |
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| List packages = buildPackageSearchList(context.getNamespace());
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| String pageClassName = context.getName().replace('/', '.');
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| Iterator i = packages.iterator();
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| while (i.hasNext())
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| { |
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| String packagePrefix = (String) i.next();
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| String className = packagePrefix + pageClassName;
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| Class clazz = _classResolver.checkForClass(className);
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| if (clazz != null)
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| return className;
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| } |
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| return null;
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| } |
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| List buildPackageSearchList(INamespace namespace)
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| { |
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| List result = new ArrayList();
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| String packages = namespace.getPropertyValue(_packagesName);
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| if (packages != null)
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| { |
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| StringTokenizer tokenizer = new StringTokenizer(packages, ", ");
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| while (tokenizer.hasMoreTokens())
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| { |
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| String packageName = tokenizer.nextToken();
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| result.add(packageName + ".");
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| } |
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| } |
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| result.add("");
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| return result;
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| } |
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| public void setClassResolver(ClassResolver classResolver)
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| { |
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| _classResolver = classResolver;
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| } |
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| public void setPackagesName(String packagesName)
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| { |
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| _packagesName = packagesName;
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| } |
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| } |