tracesrv/tracecompiler/src/com.nokia.tracecompiler/src/com/nokia/tracecompiler/engine/plugin/PluginTracePropertyVerifier.java
/*
* 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;
}
}