/*
* Copyright Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the authors tag. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License version 2.
*
* This particular file is subject to the "Classpath" exception as provided in the
* LICENSE file that accompanied this code.
*
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more details.
* You should have received a copy of the GNU General Public License,
* along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package com.redhat.ceylon.compiler.java.tools;
import javax.tools.JavaFileObject;
import com.redhat.ceylon.compiler.java.codegen.CeylonFileObject;
import com.sun.tools.javac.util.Context;
import com.sun.tools.javac.util.JCDiagnostic;
import com.sun.tools.javac.util.DiagnosticSource;
import com.sun.tools.javac.util.SourceLanguage;
import com.sun.tools.javac.util.JCDiagnostic.DiagnosticType;
import com.sun.tools.javac.util.Log;
public class CeylonLog extends Log {
/** The number of errors reported by the typechecker */
private int numCeylonAnalysisErrors;
/** The number of exceptions throw by the code generator */
private int numCeylonCodegenException;
/** The number of erroneous messages (i.e. bugs) issued by the code generator */
private int numCeylonCodegenErroneous;
/**
* The number of error messages due neither to code gen exceptions
* not erroneous usage (this includes, in particular,
* messages generated by later phases of javac). These are usually becuase
* codegen produced a tree of garbage.
*/
private int numCeylonCodegenGarbage;
/** The number of errors reported by the javac (=> bugs in codegen) */
private int numNonCeylonErrors;
private SourceLanguage sourceLanguage;
/** Get the Log instance for this context. */
public static Log instance(Context context) {
Log instance = context.get(logKey);
if (instance == null)
instance = new CeylonLog(context);
return instance;
}
/**
* Register a Context.Factory to create a JavacFileManager.
*/
public static void preRegister(final Context context) {
context.put(logKey, new Context.Factory<Log>() {
@Override
public Log make(Context c) {
return new CeylonLog(c);
}
});
}
private boolean majorVersionWarning = false;
protected CeylonLog(Context context) {
super(context);
sourceLanguage = SourceLanguage.instance(context);
}
@Override
public void report(JCDiagnostic diagnostic) {
String messageKey = diagnostic.getCode();
if (messageKey != null) {
if (messageKey.startsWith("compiler.err.ceylon.codegen.exception")) {
numCeylonCodegenException++;
} else if (messageKey.startsWith("compiler.err.ceylon.codegen.erroneous")) {
numCeylonCodegenErroneous++;
} else if (messageKey.startsWith("compiler.err.ceylon")) {
numCeylonAnalysisErrors++;
} else if (sourceLanguage.isCeylon()) {
numCeylonCodegenGarbage++;
} else {
numNonCeylonErrors++;
}
} else if (sourceLanguage.isCeylon()) {
numCeylonCodegenGarbage++;
} else {
numNonCeylonErrors++;
}
DiagnosticSource source = diagnostic.getDiagnosticSource();
if(source != null){
JavaFileObject file = source.getFile();
if(file instanceof CeylonFileObject && diagnostic.getType() == DiagnosticType.ERROR){
((CeylonFileObject)file).addError(diagnostic);
}
}
super.report(diagnostic);
}
@Override
public void note(JavaFileObject file, String key, Object... args) {
// Ignore lint warnings
}
@Override
public void mandatoryNote(JavaFileObject file, String key, Object... args) {
// Ignore lint warnings
}
@Override
public void warning(String key, Object... args) {
// limit the number of warnings for Java 7 classes
if("big.major.version".equals(key)){
// change the key to a more helpful message
key = "ceylon.big.major.version";
if(!majorVersionWarning )
majorVersionWarning = true;
else // we already warned once
return;
}
super.warning(key, args);
}
/**
* The number of errors logged due to uncaught exceptions or makeErroneous()
* calls during ceylon codegen.
*/
public int getCeylonCodegenBugCount() {
return numCeylonCodegenException + numCeylonCodegenErroneous;
}
/**
* The number of errors logged due to uncaught exceptions
* calls during ceylon codegen.
*/
public int getCeylonCodegenExceptionCount() {
return numCeylonCodegenException;
}
/**
* The number of errors logged due to codegen producing a bad tree
*/
public int getCeylonCodegenGarbageTreeCount() {
return numCeylonCodegenGarbage;
}
/**
* The number of errors logs due to messageful makeErroneous()
* calls during ceylon codegen.
*/
public int getCeylonCodegenErroneousCount() {
return numCeylonCodegenErroneous;
}
/**
* A count of the number of non-ceylon errors
*/
public int getNonCeylonErrorCount() {
return numNonCeylonErrors;
}
/**
* A count of the number of Ceylon errors
*/
public int getCeylonErrorCount(){
return numCeylonAnalysisErrors;
}
}