/*
* FindBugs - Find bugs in Java programs
* Copyright (C) 2003-2005 University of Maryland
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package edu.umd.cs.findbugs.detect;
import edu.umd.cs.findbugs.BugInstance;
import edu.umd.cs.findbugs.BugReporter;
import edu.umd.cs.findbugs.BytecodeScanningDetector;
import edu.umd.cs.findbugs.StatelessDetector;
public class FindFloatMath extends BytecodeScanningDetector implements StatelessDetector {
private final BugReporter bugReporter;
public FindFloatMath(BugReporter bugReporter) {
this.bugReporter = bugReporter;
}
@Override
public void sawOpcode(int seen) {
switch (seen) {
case FMUL:
case FDIV:
if (getFullyQualifiedMethodName().indexOf("float") == -1 && getFullyQualifiedMethodName().indexOf("Float") == -1
&& getFullyQualifiedMethodName().indexOf("FLOAT") == -1) {
bugReporter.reportBug(new BugInstance(this, "FL_MATH_USING_FLOAT_PRECISION", LOW_PRIORITY)
.addClassAndMethod(this).addSourceLine(this));
}
break;
case FCMPG:
case FCMPL:
break;
case FADD:
case FSUB:
case FREM:
if (getFullyQualifiedMethodName().indexOf("float") == -1 && getFullyQualifiedMethodName().indexOf("Float") == -1
&& getFullyQualifiedMethodName().indexOf("FLOAT") == -1) {
bugReporter.reportBug(new BugInstance(this, "FL_MATH_USING_FLOAT_PRECISION", NORMAL_PRIORITY).addClassAndMethod(
this).addSourceLine(this));
}
break;
default:
break;
}
}
}