tracefw/tracecompiler/src/com.nokia.tracecompiler/src/com/nokia/tracecompiler/document/StringDocument.java
/*
* Copyright (c) 2007 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:
*
* String-based document object
*
*/
package com.nokia.tracecompiler.document;
import java.util.ArrayList;
import com.nokia.tracecompiler.source.SourceParserException;
import com.nokia.tracecompiler.utils.DocumentAdapter;
/**
* String-based document object
*
*/
class StringDocument extends DocumentAdapter {
/**
* The document data
*/
private String sourceData;
/**
* Line information
*/
private ArrayList<Integer> lines = new ArrayList<Integer>();
/**
* Constructor
*/
StringDocument() {
}
/**
* Constructor
*
* @param data
* the document data
*/
StringDocument(String data) {
setSourceData(data);
}
/**
* Sets the source data
*
* @param data
* the source data
*/
void setSourceData(String data) {
this.sourceData = data;
if (data.length() > 0) {
lines.add(0);
}
for (int i = 0; i < data.length(); i++) {
if (data.charAt(i) == '\n') {
lines.add(i + 1);
}
}
}
/*
* (non-Javadoc)
*
* @see com.nokia.tracecompiler.utils.DocumentAdapter#get(int, int)
*/
@Override
public String get(int start, int length) throws SourceParserException {
return sourceData.substring(start, start + length);
}
/*
* (non-Javadoc)
*
* @see com.nokia.tracecompiler.utils.DocumentAdapter#getChar(int)
*/
@Override
public char getChar(int offset) throws SourceParserException {
return sourceData.charAt(offset);
}
/*
* (non-Javadoc)
*
* @see com.nokia.tracecompiler.utils.DocumentAdapter#getLength()
*/
@Override
public int getLength() {
return sourceData.length();
}
/*
* (non-Javadoc)
*
* @see com.nokia.tracecompiler.utils.DocumentAdapter#getLineOfOffset(int)
*/
@Override
public int getLineOfOffset(int offset) throws SourceParserException {
int retval = -1;
if (offset >= 0 && offset < sourceData.length()) {
for (int i = 0; i < lines.size(); i++) {
int lineStart = lines.get(i);
if (lineStart > offset) {
retval = i - 1;
i = lines.size();
}
}
}
return retval;
}
}