com.igormaznitsa.jcp.directives.MsgDirectiveHandler Maven / Gradle / Ivy

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/*
 * Copyright 2002-2019 Igor Maznitsa (http://www.igormaznitsa.com)
 *
 * 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 com.igormaznitsa.jcp.directives;

import com.igormaznitsa.jcp.context.PreprocessorContext;
import com.igormaznitsa.jcp.utils.PreprocessorUtils;

import javax.annotation.Nonnull;

/**
 * The class implements //#msg directive handler
 *
 * @author Igor Maznitsa ([email protected])
 */
public class MsgDirectiveHandler extends AbstractDirectiveHandler {

  @Override
  @Nonnull
  public String getName() {
    return "msg";
  }

  @Override
  @Nonnull
  public DirectiveArgumentType getArgumentType() {
    return DirectiveArgumentType.TAIL;
  }

  @Override
  @Nonnull
  public String getReference() {
    return "following text will be logged as info, macroses allowed, if verbose is ON then stack info will be logged";
  }

  @Override
  @Nonnull
  public AfterDirectiveProcessingBehaviour execute(@Nonnull final String rawTail, @Nonnull final PreprocessorContext context) {
    final String normal = (!rawTail.isEmpty() && Character.isSpaceChar(rawTail.charAt(0))) ? rawTail.substring(1) : rawTail;
    final String message = PreprocessorUtils.processMacroses(normal, context);
    if (context.isVerbose()) {
      context.logForVerbose(message);
    } else {
      context.logInfo(message);
    }
    return AfterDirectiveProcessingBehaviour.PROCESSED;
  }
}