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| package org.apache.hivemind.lib.groovy; |
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| import groovy.lang.Binding; |
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| import groovy.lang.GroovyCodeSource; |
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| import groovy.lang.GroovyShell; |
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| import groovy.lang.Script; |
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| |
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| import java.io.IOException; |
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| import javax.xml.parsers.SAXParser; |
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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.ErrorHandler; |
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| import org.apache.hivemind.Resource; |
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| import org.apache.hivemind.parse.DescriptorParser; |
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| import org.apache.hivemind.parse.ModuleDescriptor; |
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| import org.apache.hivemind.parse.XmlResourceProcessor; |
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| import org.xml.sax.SAXException; |
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| class GroovyScriptProcessor extends XmlResourceProcessor |
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| { |
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| private GroovyShell _groovyShell; |
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| public GroovyScriptProcessor(ClassResolver resolver, ErrorHandler errorHandler)
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| { |
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| super(resolver, errorHandler);
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| } |
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| protected ModuleDescriptor parseResource(Resource resource, SAXParser parser,
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| DescriptorParser contentHandler) throws SAXException, IOException |
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| { |
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| HiveMindBuilder builder = new HiveMindBuilder(contentHandler);
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| GroovyCodeSource source = new GroovyCodeSource(resource.getResourceURL());
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| Script script;
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| try
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| { |
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| script = getGroovyShell().parse(source);
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| } |
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| catch (Exception e) |
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| { |
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| throw new ApplicationRuntimeException(e);
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| } |
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| Binding processorBinding = new Binding();
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| processorBinding.setVariable("processor", builder);
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| script.setBinding(processorBinding);
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| script.run();
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| return contentHandler.getModuleDescriptor();
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| } |
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| private GroovyShell getGroovyShell()
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| { |
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| if (_groovyShell == null)
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| _groovyShell = new GroovyShell(_resolver.getClassLoader());
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| return _groovyShell;
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| } |
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| } |