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| package org.apache.tapestry.script; |
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| import java.util.Map; |
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| import org.apache.hivemind.Resource; |
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| import org.apache.tapestry.IRequestCycle; |
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| import org.apache.tapestry.IScriptProcessor; |
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| import org.apache.tapestry.coerce.ValueConverter; |
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| import org.apache.tapestry.services.ExpressionEvaluator; |
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| public class ScriptSessionImpl implements ScriptSession |
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| { |
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| private IRequestCycle _cycle; |
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| private IScriptProcessor _processor; |
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| private Resource _scriptTemplateResource; |
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| private Map _symbols; |
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| private ExpressionEvaluator _evaluator; |
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| private ValueConverter _valueConverter; |
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| public ScriptSessionImpl(Resource scriptTemplateResource, IRequestCycle cycle,
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| IScriptProcessor processor, ExpressionEvaluator evaluator, |
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| ValueConverter valueConverter, Map symbols) |
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| { |
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| _scriptTemplateResource = scriptTemplateResource;
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| _cycle = cycle;
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| _processor = processor;
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| _symbols = symbols;
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| _evaluator = evaluator;
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| _valueConverter = valueConverter;
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| } |
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| public Object evaluate(String expression)
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| { |
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| return _evaluator.read(_symbols, expression);
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| } |
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| public Object evaluate(String expression, Class desiredType)
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| { |
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| Object raw = evaluate(expression);
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| return _valueConverter.coerceValue(raw, desiredType);
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| } |
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| public Resource getScriptTemplateResource()
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| { |
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| return _scriptTemplateResource;
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| } |
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| public Map getSymbols()
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| { |
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| return _symbols;
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| } |
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| public IRequestCycle getRequestCycle()
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| { |
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| return _cycle;
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| } |
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| public void addBodyScript(String script)
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| { |
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| _processor.addBodyScript(script);
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| } |
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| public void addExternalScript(Resource resource)
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| { |
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| _processor.addExternalScript(resource);
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| } |
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| public void addInitializationScript(String script)
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| { |
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| _processor.addInitializationScript(script);
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| } |
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| public String getUniqueString(String baseValue)
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| { |
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| return _processor.getUniqueString(baseValue);
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| } |
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| public String toString()
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| { |
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| StringBuffer buffer = new StringBuffer();
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| buffer.append("ScriptSession[");
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| buffer.append(_scriptTemplateResource);
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| buffer.append(']');
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| return buffer.toString();
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| } |
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| } |