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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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* Value element parser
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*
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*/
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package com.nokia.tracecompiler.engine.propertyfile;
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import org.w3c.dom.Element;
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import com.nokia.tracecompiler.engine.TraceCompilerEngineErrorCodes.StringErrorParameters;
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import com.nokia.tracecompiler.engine.TraceCompilerEngineErrorCodes.TraceCompilerErrorCode;
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import com.nokia.tracecompiler.model.TraceCompilerException;
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import com.nokia.tracecompiler.model.TraceConstantTable;
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import com.nokia.tracecompiler.model.TraceModelExtension;
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/**
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* Value element parser
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*
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*/
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final class ValueElementParser implements PropertyFileElementParser {
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/*
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* (non-Javadoc)
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*
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* @see com.nokia.tracecompiler.engine.propertyfile.PropertyFileElementParser#
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* parse(java.lang.Object, org.w3c.dom.Element)
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*/
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public void parse(Object owner, Element element)
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throws TraceCompilerException {
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// Value element must be parsed within context of TraceConstantTable
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// Struct has not yet been implemented
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if (owner instanceof TraceConstantTable) {
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parseConstantTableEntry((TraceConstantTable) owner, element);
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} else {
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StringErrorParameters parameter = new StringErrorParameters();
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parameter.string = PropertyFileConstants.VALUE_ELEMENT;
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throw new TraceCompilerException(
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TraceCompilerErrorCode.PROPERTY_FILE_ELEMENT_MISPLACED,
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parameter, null);
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}
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}
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/**
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* Parses a constant table entry
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*
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* @param table
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* the constant table
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* @param element
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* the table entry
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* @throws TraceCompilerException
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* if entry is not valid
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*/
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private void parseConstantTableEntry(TraceConstantTable table,
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Element element) throws TraceCompilerException {
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String idstr = element.getAttribute(PropertyFileConstants.ID_ATTRIBUTE);
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if (idstr != null) {
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try {
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int id = Integer.parseInt(idstr);
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String value = element.getTextContent();
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table.getModel().getVerifier().checkConstantProperties(table,
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null, id, value);
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// Document element reference is stored to the model
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TraceModelExtension[] exts = new TraceModelExtension[] { new DocumentElementWrapper(
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element) };
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table.getModel().getFactory().createConstantTableEntry(table,
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id, value, exts);
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} catch (NumberFormatException e) {
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StringErrorParameters parameter = new StringErrorParameters();
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parameter.string = PropertyFileConstants.ID_ATTRIBUTE;
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throw new TraceCompilerException(
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TraceCompilerErrorCode.PROPERTY_FILE_ATTRIBUTE_INVALID,
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parameter, null);
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}
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}
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}
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} |