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package org.apache.tapestry.asset; |
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import org.apache.hivemind.ApplicationRuntimeException; |
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import org.apache.hivemind.ClassResolver; |
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import org.apache.hivemind.Location; |
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import org.apache.hivemind.Resource; |
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import org.apache.hivemind.util.ClasspathResource; |
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import org.apache.tapestry.IAsset; |
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import org.apache.tapestry.engine.IEngineService; |
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import org.apache.tapestry.l10n.ResourceLocalizer; |
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import org.apache.tapestry.spec.IComponentSpecification; |
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import java.util.Locale; |
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public class ClasspathAssetFactory implements AssetFactory |
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{ |
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private ClassResolver _classResolver; |
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private IEngineService _assetService; |
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private ResourceLocalizer _localizer; |
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private Resource _rootClassPath; |
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public boolean assetExists(IComponentSpecification spec, Resource baseResource, String path, Locale locale) |
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{ |
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Resource assetResource = null; |
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if (path.startsWith("/")) { |
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if (_rootClassPath == null) { |
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_rootClassPath = new ClasspathResource(_classResolver, ""); |
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} |
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assetResource = _rootClassPath.getRelativeResource(path); |
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} else { |
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assetResource = baseResource.getRelativeResource(path); |
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} |
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Resource localized = _localizer.findLocalization(assetResource, locale); |
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return localized != null; |
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} |
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public IAsset createAsset(Resource baseResource, IComponentSpecification spec, String path, Locale locale, Location location) |
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{ |
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Resource asset = baseResource.getRelativeResource(path); |
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Resource localized = _localizer.findLocalization(asset, locale); |
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if (localized == null) |
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throw new ApplicationRuntimeException(AssetMessages.missingAsset(path, baseResource), location, null); |
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return createAsset(localized, location); |
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} |
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public IAsset createAbsoluteAsset(String path, Locale locale, Location location) |
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{ |
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Resource base = new ClasspathResource(_classResolver, path); |
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Resource localized = _localizer.findLocalization(base, locale); |
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if (localized == null) |
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throw new ApplicationRuntimeException(AssetMessages.missingClasspathResource(path), location, null); |
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return createAsset(localized, location); |
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} |
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public IAsset createAsset(Resource resource, Location location) |
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{ |
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return new PrivateAsset(resource, _assetService, location); |
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} |
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public void setAssetService(IEngineService assetService) |
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{ |
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_assetService = assetService; |
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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 setLocalizer(ResourceLocalizer localizer) |
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{ |
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_localizer = localizer; |
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} |
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} |