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Declarative Machine Learning
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.sysml.parser;
import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.misc.Interval;
public interface ParseInfo {
public void setBeginLine(int beginLine);
public void setBeginColumn(int beginColumn);
public void setEndLine(int endLine);
public void setEndColumn(int endColumn);
public void setText(String text);
public void setFilename(String filename);
public int getBeginLine();
public int getBeginColumn();
public int getEndLine();
public int getEndColumn();
public String getText();
public String getFilename();
public static ParseInfo ctxAndFilenameToParseInfo(ParserRuleContext ctx, String filename) {
ParseInfo pi = new ParseInfo() {
private int beginLine;
private int beginColumn;
private int endLine;
private int endColumn;
private String text;
private String filename;
@Override
public void setBeginLine(int beginLine) {
this.beginLine = beginLine;
}
@Override
public void setBeginColumn(int beginColumn) {
this.beginColumn = beginColumn;
}
@Override
public void setEndLine(int endLine) {
this.endLine = endLine;
}
@Override
public void setEndColumn(int endColumn) {
this.endColumn = endColumn;
}
@Override
public void setText(String text) {
this.text = text;
}
@Override
public void setFilename(String filename) {
this.filename = filename;
}
@Override
public int getBeginLine() {
return beginLine;
}
@Override
public int getBeginColumn() {
return beginColumn;
}
@Override
public int getEndLine() {
return endLine;
}
@Override
public int getEndColumn() {
return endColumn;
}
@Override
public String getText() {
return text;
}
@Override
public String getFilename() {
return filename;
}
};
pi.setBeginLine(ctx.start.getLine());
pi.setBeginColumn(ctx.start.getCharPositionInLine());
pi.setEndLine(ctx.stop.getLine());
pi.setEndColumn(ctx.stop.getCharPositionInLine());
// preserve whitespace if possible
if ((ctx.start != null) && (ctx.stop != null) && (ctx.start.getStartIndex() != -1)
&& (ctx.stop.getStopIndex() != -1) && (ctx.start.getStartIndex() <= ctx.stop.getStopIndex())
&& (ctx.start.getInputStream() != null)) {
String text = ctx.start.getInputStream()
.getText(Interval.of(ctx.start.getStartIndex(), ctx.stop.getStopIndex()));
if (text != null) {
text = text.trim();
}
pi.setText(text);
} else {
String text = ctx.getText();
if (text != null) {
text = text.trim();
}
pi.setText(text);
}
pi.setFilename(filename);
return pi;
}
}