org.sonar.plugins.web.checks.whitespace.IllegalTabCheck Maven / Gradle / Ivy
/*
* SonarWeb :: SonarQube Plugin
* Copyright (c) 2010-2018 SonarSource SA and Matthijs Galesloot
* sonarqube@googlegroups.com
*
* Licensed 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.sonar.plugins.web.checks.whitespace;
import com.google.common.io.Files;
import org.sonar.check.Rule;
import org.sonar.plugins.web.checks.AbstractPageCheck;
import org.sonar.plugins.web.node.Node;
import org.sonar.plugins.web.visitor.CharsetAwareVisitor;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.List;
@Rule(key = "IllegalTabCheck")
public class IllegalTabCheck extends AbstractPageCheck implements CharsetAwareVisitor {
private Charset charset;
@Override
public void setCharset(Charset charset) {
this.charset = charset;
}
@Override
public void startDocument(List nodes) {
List lines;
try {
lines = Files.readLines(getWebSourceCode().inputFile().file(), charset);
} catch (IOException e) {
throw new IllegalStateException(e);
}
for (int i = 0; i < lines.size(); i++) {
if (lines.get(i).contains("\t")) {
createViolation(i + 1, "Replace all tab characters in this file by sequences of white-spaces.");
break;
}
}
}
}