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Lines 43-48
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private final List<T> items; |
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private final List<T> items; |
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private String filterAttributeId; |
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private String filterAttributeValue; |
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public ExtensionPointReader(String pluginId, String extensionId, String elementId, Class<T> clazz, |
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String filterAttributeId, String filterAttributeValue) { |
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this(pluginId, extensionId, elementId, clazz); |
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this.filterAttributeId = filterAttributeId; |
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this.filterAttributeValue = filterAttributeValue; |
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} |
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public ExtensionPointReader(String pluginId, String extensionId, String elementId, Class<T> clazz) { |
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public ExtensionPointReader(String pluginId, String extensionId, String elementId, Class<T> clazz) { |
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Assert.isNotNull(pluginId); |
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Assert.isNotNull(pluginId); |
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Assert.isNotNull(extensionId); |
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Assert.isNotNull(extensionId); |
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Lines 89-95
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for (IExtension extension : extensions) { |
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for (IExtension extension : extensions) { |
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IConfigurationElement[] elements = extension.getConfigurationElements(); |
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IConfigurationElement[] elements = extension.getConfigurationElements(); |
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for (IConfigurationElement element : elements) { |
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for (IConfigurationElement element : elements) { |
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if (element.getName().equals(elementId)) { |
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if (element.getName().equals(elementId) && shouldRead(element)) { |
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T item = readElement(element, result); |
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T item = readElement(element, result); |
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if (item != null) { |
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if (item != null) { |
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items.add(item); |
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items.add(item); |
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Lines 104-109
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return result; |
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return result; |
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} |
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} |
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/** |
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* Determines whether the element should be instantiated by this ExtensionPointReader. This implementation checks |
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* whether the element defines an attribute with id and value matching filterAttributeId and filterAttributeValue. |
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* If filterAttributeValue is the empty string, an element is also considered to match if it does not define the |
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* attribute. |
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* <p> |
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* Subclasses may override. |
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*/ |
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protected boolean shouldRead(IConfigurationElement element) { |
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return filterAttributeId == null || filterAttributeValue == null |
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|| filterAttributeValue.equals(element.getAttribute(filterAttributeId)) |
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|| (filterAttributeValue.length() == 0 && element.getAttribute(filterAttributeId) == null); |
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} |
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protected void handleResult(IStatus result) { |
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protected void handleResult(IStatus result) { |
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if (!result.isOK()) { |
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if (!result.isOK()) { |
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StatusHandler.log(result); |
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StatusHandler.log(result); |
