org.sonar.java.checks.LongBitsToDoubleOnIntCheck Maven / Gradle / Ivy
/*
* SonarQube Java
* Copyright (C) 2012-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.java.checks;
import com.google.common.collect.ImmutableList;
import java.util.List;
import org.sonar.check.Rule;
import org.sonar.java.checks.methods.AbstractMethodDetection;
import org.sonar.java.matcher.MethodMatcher;
import org.sonar.java.model.ExpressionUtils;
import org.sonar.plugins.java.api.semantic.Type;
import org.sonar.plugins.java.api.tree.MethodInvocationTree;
@Rule(key = "S2127")
public class LongBitsToDoubleOnIntCheck extends AbstractMethodDetection {
@Override
protected List getMethodInvocationMatchers() {
return ImmutableList.builder()
.add(MethodMatcher.create().typeDefinition("java.lang.Double").name("longBitsToDouble").addParameter("long"))
.build();
}
@Override
protected void onMethodInvocationFound(MethodInvocationTree mit) {
Type symbolType = mit.arguments().get(0).symbolType();
if (!(symbolType.is("long") || symbolType.is("java.lang.Long"))) {
reportIssue(ExpressionUtils.methodName(mit), "Remove this \"Double.longBitsToDouble\" call.");
}
}
}
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