https://logging.apache.org/log4j/2.x/log4j-core/: The Apache Log4j Implementation (The Apache Software Foundation)
  • Ralph Goers (Nextiva)
  • Gary Gregory (Rocket Software)
  • Scott Deboy
  • Remko Popma
  • Nick Williams
  • Matt Sicker (CloudBees)
  • Bruce Brouwer
  • Mikael Ståldal (Spotify)
  • Carter Kozak 
public abstract class org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter extends org.apache.logging.log4j.core.pattern.LogEventPatternConverter
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter
  super_class: org.apache.logging.log4j.core.pattern.LogEventPatternConverter
{
  private final java.util.List<org.apache.logging.log4j.core.pattern.PatternFormatter> formatters;
    descriptor: Ljava/util/List;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/List<Lorg/apache/logging/log4j/core/pattern/PatternFormatter;>;

  private final java.util.List<org.apache.logging.log4j.core.pattern.PatternFormatter> substitutionFormatters;
    descriptor: Ljava/util/List;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/List<Lorg/apache/logging/log4j/core/pattern/PatternFormatter;>;

  private final java.lang.String substitution;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.lang.String testString;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(java.lang.String, java.lang.String, java.util.List<org.apache.logging.log4j.core.pattern.PatternFormatter>, java.lang.String, java.lang.String, org.apache.logging.log4j.core.pattern.PatternParser);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljava/util/List;Ljava/lang/String;Ljava/lang/String;Lorg/apache/logging/log4j/core/pattern/PatternParser;)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=7, args_size=7
        start local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
        start local 1 // java.lang.String name
        start local 2 // java.lang.String style
        start local 3 // java.util.List formatters
        start local 4 // java.lang.String testString
        start local 5 // java.lang.String substitution
        start local 6 // org.apache.logging.log4j.core.pattern.PatternParser parser
         0: .line 47
            aload 0 /* this */
            aload 1 /* name */
            aload 2 /* style */
            invokespecial org.apache.logging.log4j.core.pattern.LogEventPatternConverter.<init>:(Ljava/lang/String;Ljava/lang/String;)V
         1: .line 48
            aload 0 /* this */
            aload 4 /* testString */
            putfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.testString:Ljava/lang/String;
         2: .line 49
            aload 0 /* this */
            aload 5 /* substitution */
            putfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitution:Ljava/lang/String;
         3: .line 50
            aload 0 /* this */
            aload 3 /* formatters */
            putfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.formatters:Ljava/util/List;
         4: .line 53
            aload 0 /* this */
            aload 5 /* substitution */
            ldc "%"
            invokevirtual java.lang.String.contains:(Ljava/lang/CharSequence;)Z
            ifeq 5
            aload 6 /* parser */
            aload 5 /* substitution */
            invokevirtual org.apache.logging.log4j.core.pattern.PatternParser.parse:(Ljava/lang/String;)Ljava/util/List;
            goto 6
      StackMap locals: org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter java.lang.String java.lang.String java.util.List java.lang.String java.lang.String org.apache.logging.log4j.core.pattern.PatternParser
      StackMap stack: org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter
         5: aconst_null
      StackMap locals: org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter java.lang.String java.lang.String java.util.List java.lang.String java.lang.String org.apache.logging.log4j.core.pattern.PatternParser
      StackMap stack: org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter java.util.List
         6: putfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitutionFormatters:Ljava/util/List;
         7: .line 54
            return
        end local 6 // org.apache.logging.log4j.core.pattern.PatternParser parser
        end local 5 // java.lang.String substitution
        end local 4 // java.lang.String testString
        end local 3 // java.util.List formatters
        end local 2 // java.lang.String style
        end local 1 // java.lang.String name
        end local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    8     0          this  Lorg/apache/logging/log4j/core/pattern/EqualsBaseReplacementConverter;
            0    8     1          name  Ljava/lang/String;
            0    8     2         style  Ljava/lang/String;
            0    8     3    formatters  Ljava/util/List<Lorg/apache/logging/log4j/core/pattern/PatternFormatter;>;
            0    8     4    testString  Ljava/lang/String;
            0    8     5  substitution  Ljava/lang/String;
            0    8     6        parser  Lorg/apache/logging/log4j/core/pattern/PatternParser;
    Signature: (Ljava/lang/String;Ljava/lang/String;Ljava/util/List<Lorg/apache/logging/log4j/core/pattern/PatternFormatter;>;Ljava/lang/String;Ljava/lang/String;Lorg/apache/logging/log4j/core/pattern/PatternParser;)V
    MethodParameters:
              Name  Flags
      name          final
      style         final
      formatters    final
      testString    final
      substitution  final
      parser        final

  public void format(org.apache.logging.log4j.core.LogEvent, java.lang.StringBuilder);
    descriptor: (Lorg/apache/logging/log4j/core/LogEvent;Ljava/lang/StringBuilder;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=6, args_size=3
        start local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
        start local 1 // org.apache.logging.log4j.core.LogEvent event
        start local 2 // java.lang.StringBuilder toAppendTo
         0: .line 61
            aload 2 /* toAppendTo */
            invokevirtual java.lang.StringBuilder.length:()I
            istore 3 /* initialSize */
        start local 3 // int initialSize
         1: .line 62
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         2: goto 6
         3: .line 63
      StackMap locals: int int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.formatters:Ljava/util/List;
            iload 4 /* i */
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast org.apache.logging.log4j.core.pattern.PatternFormatter
            astore 5 /* formatter */
        start local 5 // org.apache.logging.log4j.core.pattern.PatternFormatter formatter
         4: .line 64
            aload 5 /* formatter */
            aload 1 /* event */
            aload 2 /* toAppendTo */
            invokevirtual org.apache.logging.log4j.core.pattern.PatternFormatter.format:(Lorg/apache/logging/log4j/core/LogEvent;Ljava/lang/StringBuilder;)V
        end local 5 // org.apache.logging.log4j.core.pattern.PatternFormatter formatter
         5: .line 62
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 4 /* i */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.formatters:Ljava/util/List;
            invokeinterface java.util.List.size:()I
            if_icmplt 3
        end local 4 // int i
         7: .line 66
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.testString:Ljava/lang/String;
            aload 2 /* toAppendTo */
            iload 3 /* initialSize */
            aload 2 /* toAppendTo */
            invokevirtual java.lang.StringBuilder.length:()I
            iload 3 /* initialSize */
            isub
            invokevirtual org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.equals:(Ljava/lang/String;Ljava/lang/StringBuilder;II)Z
            ifeq 10
         8: .line 67
            aload 2 /* toAppendTo */
            iload 3 /* initialSize */
            invokevirtual java.lang.StringBuilder.setLength:(I)V
         9: .line 68
            aload 0 /* this */
            aload 1 /* event */
            aload 2 /* toAppendTo */
            invokevirtual org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.parseSubstitution:(Lorg/apache/logging/log4j/core/LogEvent;Ljava/lang/StringBuilder;)V
        10: .line 70
      StackMap locals:
      StackMap stack:
            return
        end local 3 // int initialSize
        end local 2 // java.lang.StringBuilder toAppendTo
        end local 1 // org.apache.logging.log4j.core.LogEvent event
        end local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   11     0         this  Lorg/apache/logging/log4j/core/pattern/EqualsBaseReplacementConverter;
            0   11     1        event  Lorg/apache/logging/log4j/core/LogEvent;
            0   11     2   toAppendTo  Ljava/lang/StringBuilder;
            1   11     3  initialSize  I
            2    7     4            i  I
            4    5     5    formatter  Lorg/apache/logging/log4j/core/pattern/PatternFormatter;
    MethodParameters:
            Name  Flags
      event       final
      toAppendTo  final

  protected abstract boolean equals(java.lang.String, java.lang.StringBuilder, int, int);
    descriptor: (Ljava/lang/String;Ljava/lang/StringBuilder;II)Z
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      str   
      buff  
      from  
      len   

  void parseSubstitution(org.apache.logging.log4j.core.LogEvent, java.lang.StringBuilder);
    descriptor: (Lorg/apache/logging/log4j/core/LogEvent;Ljava/lang/StringBuilder;)V
    flags: (0x0000) 
    Code:
      stack=3, locals=5, args_size=3
        start local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
        start local 1 // org.apache.logging.log4j.core.LogEvent event
        start local 2 // java.lang.StringBuilder substitutionBuffer
         0: .line 90
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitutionFormatters:Ljava/util/List;
            ifnull 8
         1: .line 91
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         2: goto 6
         3: .line 92
      StackMap locals: int
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitutionFormatters:Ljava/util/List;
            iload 3 /* i */
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast org.apache.logging.log4j.core.pattern.PatternFormatter
            astore 4 /* formatter */
        start local 4 // org.apache.logging.log4j.core.pattern.PatternFormatter formatter
         4: .line 93
            aload 4 /* formatter */
            aload 1 /* event */
            aload 2 /* substitutionBuffer */
            invokevirtual org.apache.logging.log4j.core.pattern.PatternFormatter.format:(Lorg/apache/logging/log4j/core/LogEvent;Ljava/lang/StringBuilder;)V
        end local 4 // org.apache.logging.log4j.core.pattern.PatternFormatter formatter
         5: .line 91
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 3 /* i */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitutionFormatters:Ljava/util/List;
            invokeinterface java.util.List.size:()I
            if_icmplt 3
        end local 3 // int i
         7: .line 95
            goto 9
         8: .line 96
      StackMap locals:
      StackMap stack:
            aload 2 /* substitutionBuffer */
            aload 0 /* this */
            getfield org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter.substitution:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         9: .line 98
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.lang.StringBuilder substitutionBuffer
        end local 1 // org.apache.logging.log4j.core.LogEvent event
        end local 0 // org.apache.logging.log4j.core.pattern.EqualsBaseReplacementConverter this
      LocalVariableTable:
        Start  End  Slot                Name  Signature
            0   10     0                this  Lorg/apache/logging/log4j/core/pattern/EqualsBaseReplacementConverter;
            0   10     1               event  Lorg/apache/logging/log4j/core/LogEvent;
            0   10     2  substitutionBuffer  Ljava/lang/StringBuilder;
            2    7     3                   i  I
            4    5     4           formatter  Lorg/apache/logging/log4j/core/pattern/PatternFormatter;
    MethodParameters:
                    Name  Flags
      event               final
      substitutionBuffer  final
}
SourceFile: "EqualsBaseReplacementConverter.java"
    RuntimeInvisibleAnnotations: 
      org.apache.logging.log4j.util.PerformanceSensitive(value = {"allocation"})