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DefaultDittoDiagnosticLoggingAdapter.java
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DefaultDittoDiagnosticLoggingAdapter.java
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/*
* Copyright (c) 2019 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.internal.utils.akka.logging;
import static org.eclipse.ditto.base.model.common.ConditionChecker.checkNotNull;
import java.util.Collection;
import java.util.Map;
import javax.annotation.Nullable;
import javax.annotation.concurrent.NotThreadSafe;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.headers.WithDittoHeaders;
import akka.event.DiagnosticLoggingAdapter;
import scala.collection.JavaConverters;
import scala.collection.immutable.Seq;
/**
* Default implementation of {@link DittoDiagnosticLoggingAdapter}.
* It harnesses the state pattern for determining how long a particular correlation ID is valid.
*/
@NotThreadSafe
final class DefaultDittoDiagnosticLoggingAdapter extends DittoDiagnosticLoggingAdapter {
private final AbstractDiagnosticLoggingAdapter loggingAdapter;
private final AbstractDiagnosticLoggingAdapter autoDiscardingLoggingAdapter;
private AbstractDiagnosticLoggingAdapter currentLogger;
private DefaultDittoDiagnosticLoggingAdapter(final AbstractDiagnosticLoggingAdapter loggingAdapter,
final AbstractDiagnosticLoggingAdapter autoDiscardingLoggingAdapter) {
this.loggingAdapter = loggingAdapter;
this.autoDiscardingLoggingAdapter = autoDiscardingLoggingAdapter;
currentLogger = autoDiscardingLoggingAdapter;
}
/**
* Returns an instance of the default Ditto DiagnosticLoggingAdapter.
*
* @param diagnosticLoggingAdapter the Akka DiagnosticLoggingAdapter which performs the actual logging.
* @param loggerName the name of the returned logger.
* @return the instance.
* @throws NullPointerException if any argument is {@code null}.
* @throws IllegalArgumentException if {@code loggerName} is empty.
*/
public static DefaultDittoDiagnosticLoggingAdapter of(final DiagnosticLoggingAdapter diagnosticLoggingAdapter,
final CharSequence loggerName) {
final DefaultDiagnosticLoggingAdapter loggingAdapter =
DefaultDiagnosticLoggingAdapter.of(diagnosticLoggingAdapter, loggerName);
return new DefaultDittoDiagnosticLoggingAdapter(loggingAdapter,
AutoDiscardingDiagnosticLoggingAdapter.of(loggingAdapter));
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withCorrelationId(@Nullable final CharSequence correlationId) {
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(CommonMdcEntryKey.CORRELATION_ID, correlationId);
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withCorrelationId(@Nullable final WithDittoHeaders withDittoHeaders) {
return withCorrelationId(null != withDittoHeaders ? withDittoHeaders.getDittoHeaders() : null);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withCorrelationId(@Nullable final DittoHeaders dittoHeaders) {
return withCorrelationId(null != dittoHeaders ? dittoHeaders.getCorrelationId().orElse(null) : null);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setCorrelationId(@Nullable final CharSequence correlationId) {
return setMdcEntry(CommonMdcEntryKey.CORRELATION_ID, correlationId);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setCorrelationId(final WithDittoHeaders withDittoHeaders) {
return setCorrelationId(checkNotNull(withDittoHeaders, "withDittoHeaders").getDittoHeaders());
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setCorrelationId(final DittoHeaders dittoHeaders) {
checkNotNull(dittoHeaders, "dittoHeaders");
return setCorrelationId(dittoHeaders.getCorrelationId().orElse(null));
}
@Override
public void discardCorrelationId() {
discardMdcEntry(CommonMdcEntryKey.CORRELATION_ID);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setMdcEntry(final CharSequence key,
@Nullable final CharSequence value) {
putToMdcOfAllLoggerStates(key, value);
currentLogger = loggingAdapter;
return this;
}
private void putToMdcOfAllLoggerStates(final CharSequence key, @Nullable final CharSequence value) {
loggingAdapter.putMdcEntry(key, value);
autoDiscardingLoggingAdapter.putMdcEntry(key, value);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setMdcEntries(final CharSequence k1, @Nullable final CharSequence v1,
final CharSequence k2, @Nullable final CharSequence v2) {
putToMdcOfAllLoggerStates(k1, v1);
putToMdcOfAllLoggerStates(k2, v2);
currentLogger = loggingAdapter;
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setMdcEntries(final CharSequence k1, @Nullable final CharSequence v1,
final CharSequence k2, @Nullable final CharSequence v2,
final CharSequence k3, @Nullable final CharSequence v3) {
putToMdcOfAllLoggerStates(k1, v1);
putToMdcOfAllLoggerStates(k2, v2);
putToMdcOfAllLoggerStates(k3, v3);
currentLogger = loggingAdapter;
return this;
}
@Override
public void discardMdcEntry(final CharSequence key) {
removeFromMdcOfAllLoggerStates(key);
currentLogger = loggingAdapter;
}
private void removeFromMdcOfAllLoggerStates(final CharSequence key) {
loggingAdapter.removeMdcEntry(key);
autoDiscardingLoggingAdapter.removeMdcEntry(key);
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setMdcEntry(final MdcEntry mdcEntry,
final Seq<MdcEntry> furtherMdcEntries) {
currentLogger = loggingAdapter;
putToMdcOfAllLoggerStates(mdcEntry.getKey(), mdcEntry.getValueOrNull());
final Collection<MdcEntry> furtherMdcEntriesCollection = JavaConverters.asJavaCollection(furtherMdcEntries);
furtherMdcEntriesCollection.forEach(furtherMdcEntry -> putToMdcOfAllLoggerStates(furtherMdcEntry.getKey(),
furtherMdcEntry.getValueOrNull()));
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter setMdcEntry(final MdcEntry mdcEntry,
final MdcEntry... furtherMdcEntries) {
currentLogger = loggingAdapter;
putToMdcOfAllLoggerStates(mdcEntry.getKey(), mdcEntry.getValueOrNull());
for (final MdcEntry furtherMdcEntry : furtherMdcEntries) {
putToMdcOfAllLoggerStates(furtherMdcEntry.getKey(), furtherMdcEntry.getValueOrNull());
}
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter putMdcEntry(final CharSequence key,
@Nullable final CharSequence value) {
currentLogger = loggingAdapter;
currentLogger.putMdcEntry(key, value);
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withMdcEntry(final CharSequence key,
@Nullable final CharSequence value) {
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(key, value);
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withMdcEntries(final CharSequence k1, @Nullable final CharSequence v1,
final CharSequence k2, @Nullable final CharSequence v2) {
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(k1, v1);
currentLogger.putMdcEntry(k2, v2);
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withMdcEntries(final CharSequence k1, @Nullable final CharSequence v1,
final CharSequence k2, @Nullable final CharSequence v2,
final CharSequence k3, @Nullable final CharSequence v3) {
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(k1, v1);
currentLogger.putMdcEntry(k2, v2);
currentLogger.putMdcEntry(k3, v3);
return this;
}
@Override
public DittoDiagnosticLoggingAdapter withMdcEntry(final MdcEntry mdcEntry, final MdcEntry... furtherMdcEntries) {
checkNotNull(furtherMdcEntries, "furtherMdcEntries");
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(mdcEntry.getKey(), mdcEntry.getValueOrNull());
for (final MdcEntry furtherMdcEntry : furtherMdcEntries) {
currentLogger.putMdcEntry(furtherMdcEntry.getKey(), furtherMdcEntry.getValueOrNull());
}
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter withMdcEntry(final MdcEntry mdcEntry,
final Seq<MdcEntry> furtherMdcEntries) {
checkNotNull(furtherMdcEntries, "furtherMdcEntries");
currentLogger = autoDiscardingLoggingAdapter;
currentLogger.putMdcEntry(mdcEntry.getKey(), mdcEntry.getValueOrNull());
furtherMdcEntries.foreach(furtherMdcEntry -> currentLogger.putMdcEntry(furtherMdcEntry.getKey(),
furtherMdcEntry.getValueOrNull()));
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter removeMdcEntry(final CharSequence key) {
currentLogger.removeMdcEntry(key);
return this;
}
@Override
public DefaultDittoDiagnosticLoggingAdapter discardMdcEntries() {
currentLogger.discardMdcEntries();
currentLogger = autoDiscardingLoggingAdapter;
return this;
}
@Override
public String getName() {
return currentLogger.getName();
}
@Override
public boolean isErrorEnabled() {
return currentLogger.isErrorEnabled();
}
@Override
public boolean isWarningEnabled() {
return currentLogger.isWarningEnabled();
}
@Override
public boolean isInfoEnabled() {
return currentLogger.isInfoEnabled();
}
@Override
public boolean isDebugEnabled() {
return currentLogger.isDebugEnabled();
}
@Override
public void notifyError(final String message) {
currentLogger.notifyError(message);
}
@Override
public void notifyError(final Throwable cause, final String message) {
currentLogger.notifyError(cause, message);
}
@Override
public void notifyWarning(final String message) {
currentLogger.notifyWarning(message);
}
@Override
public void notifyInfo(final String message) {
currentLogger.notifyInfo(message);
}
@Override
public void notifyDebug(final String message) {
currentLogger.notifyDebug(message);
}
@Override
public scala.collection.immutable.Map<String, Object> mdc() {
return currentLogger.mdc();
}
@Override
public void mdc(final scala.collection.immutable.Map<String, Object> mdc) {
currentLogger.mdc(mdc);
}
@Override
public Map<String, Object> getMDC() {
return currentLogger.getMDC();
}
@Override
public void setMDC(final Map<String, Object> jMdc) {
currentLogger.setMDC(jMdc);
}
@Override
public void clearMDC() {
currentLogger.clearMDC();
}
}