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package org.apache.tapestry.script; |
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import org.apache.hivemind.ApplicationRuntimeException; |
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import org.apache.hivemind.Location; |
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import org.apache.tapestry.Tapestry; |
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class InputSymbolToken extends AbstractToken |
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{ |
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private String _key; |
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private Class _class; |
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private boolean _required; |
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InputSymbolToken(String key, Class clazz, boolean required, Location location) |
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{ |
39 | 0 | super(location); |
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41 | 0 | _key = key; |
42 | 0 | _class = clazz; |
43 | 0 | _required = required; |
44 | 0 | } |
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public void write(StringBuffer buffer, ScriptSession session) |
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{ |
48 | 0 | Object value = session.getSymbols().get(_key); |
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50 | 0 | if (_required && value == null) |
51 | 0 | throw new ApplicationRuntimeException( |
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Tapestry.format("InputSymbolToken.required", _key), |
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getLocation(), |
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null); |
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56 | 0 | if (value != null && _class != null && !_class.isAssignableFrom(value.getClass())) |
57 | 0 | throw new ApplicationRuntimeException( |
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Tapestry.format( |
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"InputSymbolToken.wrong-type", |
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_key, |
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value.getClass().getName(), |
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_class.getName()), |
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getLocation(), |
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null); |
65 | 0 | } |
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} |