org.gradle.api.internalivyservice.resolveengine.excludes.factories.LoggingExcludeFactory Maven / Gradle / Ivy
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Gradle 5.5.1 API redistribution.
/*
* Copyright 2019 the original author or authors.
*
* 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.gradle.api.internal.artifacts.ivyservice.resolveengine.excludes.factories;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.excludes.specs.ExcludeSpec;
import org.gradle.internal.Factory;
import org.gradle.internal.UncheckedException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.Arrays;
import java.util.Collection;
import java.util.Set;
import java.util.stream.Collectors;
public class LoggingExcludeFactory extends DelegatingExcludeFactory {
private final static Logger LOGGER = LoggerFactory.getLogger(LoggingExcludeFactory.class);
private final Subject subject;
LoggingExcludeFactory(ExcludeFactory delegate) {
super(delegate);
this.subject = computeWhatToLog();
}
private static Subject computeWhatToLog() {
String subjectString = System.getProperty("org.gradle.internal.dm.trace.excludes", Subject.all.toString());
return Subject.valueOf(subjectString.toLowerCase());
}
public static ExcludeFactory maybeLog(ExcludeFactory factory) {
if (LOGGER.isDebugEnabled()) {
return new LoggingExcludeFactory(factory);
}
return factory;
}
@Override
public ExcludeSpec anyOf(ExcludeSpec one, ExcludeSpec two) {
return log("anyOf", () -> super.anyOf(one, two), one, two);
}
@Override
public ExcludeSpec allOf(ExcludeSpec one, ExcludeSpec two) {
return log("allOf", () -> super.allOf(one, two), one, two);
}
@Override
public ExcludeSpec anyOf(Set specs) {
return log("anyOf", () -> super.anyOf(specs), specs);
}
@Override
public ExcludeSpec allOf(Set specs) {
return log("allOf", () -> super.allOf(specs), specs);
}
private ExcludeSpec log(String operationName, Factory factory, Object... operands) {
ExcludeSpec spec;
try {
spec = factory.create();
} catch (StackOverflowError e) {
if (subject.isTraceStackOverflows()) {
StringWriter sw = new StringWriter();
sw.append("{\"stackoverflow\": [");
PrintWriter printWriter = new PrintWriter(sw);
StackTraceElement[] stackTrace = e.getStackTrace();
printWriter.print(Arrays.stream(stackTrace)
.limit(100)
.map(d -> {
return "\"" + d.toString() + "\"";
})
.collect(Collectors.joining(", "))
);
sw.append("]}");
LOGGER.debug("{\"operation\": { \"name\": \"{}\", \"operands\": {}, \"result\": {} } }", operationName, toList(operands), sw.toString());
}
throw UncheckedException.throwAsUncheckedException(e);
}
if (subject.isTraceOperations()) {
LOGGER.debug("{\"operation\": { \"name\": \"{}\", \"operands\": {}, \"result\": {} } }", operationName, toList(operands), spec);
}
return spec;
}
private static Collection toList(Object[] operands) {
return singleCollection(operands) ? (Collection) operands[0] : Arrays.asList(operands);
}
private static boolean singleCollection(Object[] operands) {
return operands.length== 1 && operands[0] instanceof Collection;
}
private enum Subject {
all(true, true),
stackoverflow(false, true),
operations(true, false);
private final boolean traceOperations;
private final boolean traceStackOverflows;
Subject(boolean traceOperations, boolean traceStackOverflows) {
this.traceOperations = traceOperations;
this.traceStackOverflows = traceStackOverflows;
}
public boolean isTraceOperations() {
return traceOperations;
}
public boolean isTraceStackOverflows() {
return traceStackOverflows;
}
}
}