https://tomcat.apache.org/: Tomcat Connectors and HTTP parser 
public class org.apache.tomcat.util.http.parser.AcceptLanguage
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.tomcat.util.http.parser.AcceptLanguage
  super_class: java.lang.Object
{
  private final java.util.Locale locale;
    descriptor: Ljava/util/Locale;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final double quality;
    descriptor: D
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(java.util.Locale, double);
    descriptor: (Ljava/util/Locale;D)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=3, locals=4, args_size=3
        start local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
        start local 1 // java.util.Locale locale
        start local 2 // double quality
         0: .line 30
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 31
            aload 0 /* this */
            aload 1 /* locale */
            putfield org.apache.tomcat.util.http.parser.AcceptLanguage.locale:Ljava/util/Locale;
         2: .line 32
            aload 0 /* this */
            dload 2 /* quality */
            putfield org.apache.tomcat.util.http.parser.AcceptLanguage.quality:D
         3: .line 33
            return
        end local 2 // double quality
        end local 1 // java.util.Locale locale
        end local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0     this  Lorg/apache/tomcat/util/http/parser/AcceptLanguage;
            0    4     1   locale  Ljava/util/Locale;
            0    4     2  quality  D
    MethodParameters:
         Name  Flags
      locale   
      quality  

  public java.util.Locale getLocale();
    descriptor: ()Ljava/util/Locale;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
         0: .line 36
            aload 0 /* this */
            getfield org.apache.tomcat.util.http.parser.AcceptLanguage.locale:Ljava/util/Locale;
            areturn
        end local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/tomcat/util/http/parser/AcceptLanguage;

  public double getQuality();
    descriptor: ()D
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
         0: .line 40
            aload 0 /* this */
            getfield org.apache.tomcat.util.http.parser.AcceptLanguage.quality:D
            dreturn
        end local 0 // org.apache.tomcat.util.http.parser.AcceptLanguage this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/tomcat/util/http/parser/AcceptLanguage;

  public static java.util.List<org.apache.tomcat.util.http.parser.AcceptLanguage> parse(java.io.StringReader);
    descriptor: (Ljava/io/StringReader;)Ljava/util/List;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=6, args_size=1
        start local 0 // java.io.StringReader input
         0: .line 46
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 1 /* result */
        start local 1 // java.util.List result
         1: .line 52
      StackMap locals: java.util.List
      StackMap stack:
            aload 0 /* input */
            invokestatic org.apache.tomcat.util.http.parser.HttpParser.readToken:(Ljava/io/Reader;)Ljava/lang/String;
            astore 2 /* languageTag */
        start local 2 // java.lang.String languageTag
         2: .line 53
            aload 2 /* languageTag */
            ifnonnull 5
         3: .line 55
            aload 0 /* input */
            iconst_0
            bipush 44
            invokestatic org.apache.tomcat.util.http.parser.HttpParser.skipUntil:(Ljava/io/Reader;IC)Lorg/apache/tomcat/util/http/parser/SkipResult;
            pop
         4: .line 56
            goto 1
         5: .line 59
      StackMap locals: java.lang.String
      StackMap stack:
            aload 2 /* languageTag */
            invokevirtual java.lang.String.length:()I
            ifne 7
         6: .line 61
            goto 14
         7: .line 65
      StackMap locals:
      StackMap stack:
            dconst_1
            dstore 3 /* quality */
        start local 3 // double quality
         8: .line 66
            aload 0 /* input */
            ldc ";"
            invokestatic org.apache.tomcat.util.http.parser.HttpParser.skipConstant:(Ljava/io/Reader;Ljava/lang/String;)Lorg/apache/tomcat/util/http/parser/SkipResult;
            astore 5 /* lookForSemiColon */
        start local 5 // org.apache.tomcat.util.http.parser.SkipResult lookForSemiColon
         9: .line 67
            aload 5 /* lookForSemiColon */
            getstatic org.apache.tomcat.util.http.parser.SkipResult.FOUND:Lorg/apache/tomcat/util/http/parser/SkipResult;
            if_acmpne 11
        10: .line 68
            aload 0 /* input */
            bipush 44
            invokestatic org.apache.tomcat.util.http.parser.HttpParser.readWeight:(Ljava/io/Reader;C)D
            dstore 3 /* quality */
        11: .line 71
      StackMap locals: double org.apache.tomcat.util.http.parser.SkipResult
      StackMap stack:
            dload 3 /* quality */
            dconst_0
            dcmpl
            ifle 1
        12: .line 72
            aload 1 /* result */
            new org.apache.tomcat.util.http.parser.AcceptLanguage
            dup
            aload 2 /* languageTag */
            invokestatic java.util.Locale.forLanguageTag:(Ljava/lang/String;)Ljava/util/Locale;
            dload 3 /* quality */
            invokespecial org.apache.tomcat.util.http.parser.AcceptLanguage.<init>:(Ljava/util/Locale;D)V
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        end local 5 // org.apache.tomcat.util.http.parser.SkipResult lookForSemiColon
        end local 3 // double quality
        end local 2 // java.lang.String languageTag
        13: .line 74
            goto 1
        14: .line 76
      StackMap locals:
      StackMap stack:
            aload 1 /* result */
            areturn
        end local 1 // java.util.List result
        end local 0 // java.io.StringReader input
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0   15     0             input  Ljava/io/StringReader;
            1   15     1            result  Ljava/util/List<Lorg/apache/tomcat/util/http/parser/AcceptLanguage;>;
            2   13     2       languageTag  Ljava/lang/String;
            8   13     3           quality  D
            9   13     5  lookForSemiColon  Lorg/apache/tomcat/util/http/parser/SkipResult;
    Exceptions:
      throws java.io.IOException
    Signature: (Ljava/io/StringReader;)Ljava/util/List<Lorg/apache/tomcat/util/http/parser/AcceptLanguage;>;
    MethodParameters:
       Name  Flags
      input  
}
SourceFile: "AcceptLanguage.java"