tracefw/tracecompiler/src/com.nokia.tracecompiler/src/com/nokia/tracecompiler/engine/plugin/PluginTracePropertyVerifier.java
changeset 41 838cdffd57ce
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tracefw/tracecompiler/src/com.nokia.tracecompiler/src/com/nokia/tracecompiler/engine/plugin/PluginTracePropertyVerifier.java	Mon Aug 23 15:29:36 2010 +0300
@@ -0,0 +1,336 @@
+/*
+* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+* Property verifier for trace objects
+*
+*/
+package com.nokia.tracecompiler.engine.plugin;
+
+import java.util.Iterator;
+
+import com.nokia.tracecompiler.engine.TraceCompilerEngineGlobals;
+import com.nokia.tracecompiler.engine.TraceCompilerEngineErrorCodes.RangeErrorParameters;
+import com.nokia.tracecompiler.engine.TraceCompilerEngineErrorCodes.TraceCompilerErrorCode;
+import com.nokia.tracecompiler.model.Trace;
+import com.nokia.tracecompiler.model.TraceCompilerException;
+import com.nokia.tracecompiler.model.TraceConstantTable;
+import com.nokia.tracecompiler.model.TraceConstantTableEntry;
+import com.nokia.tracecompiler.model.TraceGroup;
+import com.nokia.tracecompiler.model.TraceModel;
+import com.nokia.tracecompiler.model.TraceObjectPropertyVerifier;
+import com.nokia.tracecompiler.model.TraceParameter;
+import com.nokia.tracecompiler.plugin.TraceCompilerPlugin;
+import com.nokia.tracecompiler.source.SourceConstants;
+import com.nokia.tracecompiler.source.SourceUtils;
+import com.nokia.tracecompiler.project.*;
+
+/**
+ * Property verifier for trace objects
+ * 
+ */
+public final class PluginTracePropertyVerifier implements TraceObjectPropertyVerifier {
+
+	/**
+	 * Valid data character range start
+	 */
+	private static final int DATA_CHAR_START = 0x20; // CodForChk_Dis_Magic
+
+	/**
+	 * Valid data character range end
+	 */
+	private static final int DATA_CHAR_END = 0x7E; // CodForChk_Dis_Magic
+	/**
+	 * TAB character
+	 */
+	private static final int TAB =  0x9;  // CodForChk_Dis_Magic
+
+	/**
+	 * Plugin engine
+	 */
+	private PluginEngine pluginEngine;
+
+	/**
+	 * Constructor. Empty public constructor is needed by test class.
+	 */
+	public PluginTracePropertyVerifier() {
+		
+	}
+	
+	/**
+	 * Constructor
+	 * 
+	 * @param engine
+	 *            plug-in engine
+	 */
+	PluginTracePropertyVerifier(PluginEngine engine) {
+		this.pluginEngine = engine;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkConstantProperties(com.nokia.tracecompiler.model.TraceConstantTable,
+	 *      com.nokia.tracecompiler.model.TraceConstantTableEntry, int,
+	 *      java.lang.String)
+	 */
+	public void checkConstantProperties(TraceConstantTable table,
+			TraceConstantTableEntry entry, int id, String value)
+			throws TraceCompilerException {
+		if (!SourceUtils.isValidName(value)) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_CONSTANT_VALUE);
+		}
+		if (table != null) {
+			// If table exists, the value and ID must be unique
+			TraceConstantTableEntry old = table.findEntryByID(id);
+			if (old != null && old != entry) {
+				throw new TraceCompilerException(
+						TraceCompilerErrorCode.DUPLICATE_CONSTANT_ID);
+			}
+			old = table.findEntryByName(value);
+			if (old != null && old != entry) {
+				throw new TraceCompilerException(
+						TraceCompilerErrorCode.DUPLICATE_CONSTANT_VALUE);
+			}
+		}
+		Iterator<TraceCompilerPlugin> itr = pluginEngine.getPlugins();
+		while (itr.hasNext()) {
+			TraceCompilerPlugin provider = itr.next();
+			if (provider instanceof TraceObjectPropertyVerifier) {
+				((TraceObjectPropertyVerifier) provider)
+						.checkConstantProperties(table, entry, id, value);
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkConstantTableProperties(com.nokia.tracecompiler.model.TraceModel,
+	 *      com.nokia.tracecompiler.model.TraceConstantTable, int,
+	 *      java.lang.String)
+	 */
+	public void checkConstantTableProperties(TraceModel model,
+			TraceConstantTable table, int id, String tableName)
+			throws TraceCompilerException {
+		if (!SourceUtils.isValidName(tableName)) {
+			 throw new TraceCompilerException(
+			 TraceCompilerErrorCode.INVALID_CONSTANT_TABLE_NAME, false);
+		}
+		TraceConstantTable old = model.findConstantTableByID(id);
+		if (old != null && old != table) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.DUPLICATE_CONSTANT_TABLE_ID);
+		}
+		old = model.findConstantTableByName(tableName);
+		if (old != null && old != table) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.DUPLICATE_CONSTANT_TABLE_NAME);
+		}
+		Iterator<TraceCompilerPlugin> itr = pluginEngine.getPlugins();
+		while (itr.hasNext()) {
+			TraceCompilerPlugin provider = itr.next();
+			if (provider instanceof TraceObjectPropertyVerifier) {
+				((TraceObjectPropertyVerifier) provider)
+						.checkConstantTableProperties(model, table, id,
+								tableName);
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkTraceGroupProperties(com.nokia.tracecompiler.model.TraceModel,
+	 *      com.nokia.tracecompiler.model.TraceGroup, int, java.lang.String)
+	 */
+	public void checkTraceGroupProperties(TraceModel model, TraceGroup group,
+			int id, String name) throws TraceCompilerException {
+		if (!SourceUtils.isValidName(name)) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_GROUP_NAME);
+		} else if ((id < 0) || (id > TraceCompilerEngineGlobals.MAX_GROUP_ID)) {
+			RangeErrorParameters params = new RangeErrorParameters();
+			params.start = 0;
+			params.end = TraceCompilerEngineGlobals.MAX_GROUP_ID;
+			params.isHex = true;
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_GROUP_ID, params);
+		} else {
+			TraceGroup old = model.findGroupByID(id);
+			// this condition is to check that user defined group ids are unique.
+			// system defined group ids at present are not required to be unique.
+			if ((old != null) && (old != group) && (id >= GroupNames.USER_GROUP_ID_FIRST  ) && (id <= GroupNames.USER_GROUP_ID_LAST )) {
+				throw new TraceCompilerException(
+						TraceCompilerErrorCode.DUPLICATE_GROUP_ID);
+			}
+			old = model.findGroupByName(name);
+			if (old != null && old != group) {
+				throw new TraceCompilerException(
+						TraceCompilerErrorCode.DUPLICATE_GROUP_NAME);
+			}
+		}
+		Iterator<TraceCompilerPlugin> itr = pluginEngine.getPlugins();
+		while (itr.hasNext()) {
+			TraceCompilerPlugin provider = itr.next();
+			if (provider instanceof TraceObjectPropertyVerifier) {
+				((TraceObjectPropertyVerifier) provider)
+						.checkTraceGroupProperties(model, group, id, name);
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkTraceModelProperties(com.nokia.tracecompiler.model.TraceModel,
+	 *      int, java.lang.String, java.lang.String)
+	 */
+	public void checkTraceModelProperties(TraceModel model, int id,
+			String name, String path) throws TraceCompilerException {
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkTraceParameterProperties(com.nokia.tracecompiler.model.Trace,
+	 *      com.nokia.tracecompiler.model.TraceParameter, int, java.lang.String,
+	 *      java.lang.String)
+	 */
+	public void checkTraceParameterProperties(Trace owner,
+			TraceParameter parameter, int id, String name, String type)
+			throws TraceCompilerException {
+		if (!SourceUtils.isValidParameterName(name)) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_PARAMETER_NAME);
+		}
+		TraceParameter old = owner.findParameterByID(id);
+		if (old != null && old != parameter) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.DUPLICATE_PARAMETER_ID);
+		}
+		old = owner.findParameterByName(name);
+		if (old != null && old != parameter) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.DUPLICATE_PARAMETER_NAME);
+		}
+		Iterator<TraceCompilerPlugin> itr = pluginEngine.getPlugins();
+		while (itr.hasNext()) {
+			TraceCompilerPlugin provider = itr.next();
+			if (provider instanceof TraceObjectPropertyVerifier) {
+				((TraceObjectPropertyVerifier) provider)
+						.checkTraceParameterProperties(owner, parameter, id,
+								name, type);
+			}
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see com.nokia.tracecompiler.model.TraceObjectPropertyVerifier#
+	 *      checkTraceProperties(com.nokia.tracecompiler.model.TraceGroup,
+	 *      com.nokia.tracecompiler.model.Trace, int, java.lang.String,
+	 *      java.lang.String)
+	 */
+	public void checkTraceProperties(TraceGroup group, Trace trace, int id,
+			String name, String data) throws TraceCompilerException {
+		if (!isValidData(data)) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_TRACE_DATA);
+		} else if (!SourceUtils.isValidName(name)) {
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_TRACE_NAME);
+		} else if ((id < 0) || (id > TraceCompilerEngineGlobals.MAX_TRACE_ID)) {
+			RangeErrorParameters params = new RangeErrorParameters();
+			params.start = 0;
+			params.end = TraceCompilerEngineGlobals.MAX_TRACE_ID;
+			params.isHex = true;
+			throw new TraceCompilerException(
+					TraceCompilerErrorCode.INVALID_TRACE_ID, params);
+		} else {
+			// Verifies the trace name is globally unique
+			Trace old = TraceCompilerEngineGlobals.getTraceModel().findTraceByName(
+					name);
+			if (old != trace && old != null) {
+				throw new TraceCompilerException(
+						TraceCompilerErrorCode.DUPLICATE_TRACE_NAME);
+			}
+			if (group != null) {
+				// If group exists, the trace ID and text must be unique within
+				// the group
+				old = group.findTraceByID(id);
+				if (old != trace && old != null) {
+					// Trace ID's must be unique within group
+					throw new TraceCompilerException(
+							TraceCompilerErrorCode.DUPLICATE_TRACE_ID);
+				}
+			}
+		}
+		Iterator<TraceCompilerPlugin> itr = pluginEngine.getPlugins();
+		while (itr.hasNext()) {
+			TraceCompilerPlugin provider = itr.next();
+			if (provider instanceof TraceObjectPropertyVerifier) {
+				((TraceObjectPropertyVerifier) provider).checkTraceProperties(
+						group, trace, id, name, data);
+			}
+		}
+	}
+
+	/**
+	 * Checks the validity of data
+	 * 
+	 * @param data
+	 *            the data
+	 * @return true if valid
+	 */
+	private boolean isValidData(String data) {
+		boolean retval;
+		if (data != null) {
+			retval = true;
+			for (int i = 0; i < data.length() && retval; i++) {
+				char c = data.charAt(i);
+				// Unescaped quotes are not allowed
+				if (c == SourceConstants.QUOTE_CHAR
+						&& (i == 0 || data.charAt(i - 1) != SourceConstants.BACKSLASH_CHAR)) {
+					retval = false;
+				} else {
+					retval = isValidDataChar(c);
+				}
+			}
+		} else {
+			retval = false;
+		}
+		return retval;
+	}
+
+	/**
+	 * Checks data character validity
+	 * 
+	 * @param c
+	 *            character
+	 * @return true if valid
+	 */
+	private boolean isValidDataChar(char c) {
+		// Special and extended characters are not allowed, except TAB
+		return c >= DATA_CHAR_START && c <= DATA_CHAR_END || c == TAB;
+	}
+
+}