| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.logging.log4j.layout.json.template.resolver; |
| |
| import org.apache.logging.log4j.layout.json.template.util.JsonWriter; |
| |
| final class StackTraceElementObjectResolver implements TemplateResolver<StackTraceElement> { |
| |
| private static final TemplateResolver<StackTraceElement> CLASS_NAME_RESOLVER = |
| (final StackTraceElement stackTraceElement, final JsonWriter jsonWriter) -> |
| jsonWriter.writeString(stackTraceElement.getClassName()); |
| |
| private static final TemplateResolver<StackTraceElement> METHOD_NAME_RESOLVER = |
| (final StackTraceElement stackTraceElement, final JsonWriter jsonWriter) -> |
| jsonWriter.writeString(stackTraceElement.getMethodName()); |
| |
| private static final TemplateResolver<StackTraceElement> FILE_NAME_RESOLVER = |
| (final StackTraceElement stackTraceElement, final JsonWriter jsonWriter) -> |
| jsonWriter.writeString(stackTraceElement.getFileName()); |
| |
| private static final TemplateResolver<StackTraceElement> LINE_NUMBER_RESOLVER = |
| (final StackTraceElement stackTraceElement, final JsonWriter jsonWriter) -> |
| jsonWriter.writeNumber(stackTraceElement.getLineNumber()); |
| |
| private final TemplateResolver<StackTraceElement> internalResolver; |
| |
| StackTraceElementObjectResolver(final String key) { |
| this.internalResolver = createInternalResolver(key); |
| } |
| |
| private TemplateResolver<StackTraceElement> createInternalResolver(final String key) { |
| switch (key) { |
| case "className": return CLASS_NAME_RESOLVER; |
| case "methodName": return METHOD_NAME_RESOLVER; |
| case "fileName": return FILE_NAME_RESOLVER; |
| case "lineNumber": return LINE_NUMBER_RESOLVER; |
| } |
| throw new IllegalArgumentException("unknown key: " + key); |
| } |
| |
| static String getName() { |
| return "stackTraceElement"; |
| } |
| |
| @Override |
| public void resolve( |
| final StackTraceElement stackTraceElement, |
| final JsonWriter jsonWriter) { |
| internalResolver.resolve(stackTraceElement, jsonWriter); |
| } |
| |
| } |