https://github.com/FasterXML/jackson-core: Core Jackson processing abstractions (aka Streaming API), implementation for JSON (FasterXML)
  • Tatu Saloranta
  • Christopher Currie
  • Paul Brown 
public class com.fasterxml.jackson.core.util.VersionUtil
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.fasterxml.jackson.core.util.VersionUtil
  super_class: java.lang.Object
{
  private static final java.util.regex.Pattern V_SEP;
    descriptor: Ljava/util/regex/Pattern;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 28
            ldc "[-_./;:]"
            invokestatic java.util.regex.Pattern.compile:(Ljava/lang/String;)Ljava/util/regex/Pattern;
            putstatic com.fasterxml.jackson.core.util.VersionUtil.V_SEP:Ljava/util/regex/Pattern;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  protected void <init>();
    descriptor: ()V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.fasterxml.jackson.core.util.VersionUtil this
         0: .line 36
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.fasterxml.jackson.core.util.VersionUtil this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/fasterxml/jackson/core/util/VersionUtil;

  public com.fasterxml.jackson.core.Version version();
    descriptor: ()Lcom/fasterxml/jackson/core/Version;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.fasterxml.jackson.core.util.VersionUtil this
         0: .line 39
            invokestatic com.fasterxml.jackson.core.Version.unknownVersion:()Lcom/fasterxml/jackson/core/Version;
            areturn
        end local 0 // com.fasterxml.jackson.core.util.VersionUtil this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/fasterxml/jackson/core/util/VersionUtil;
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()

  public static com.fasterxml.jackson.core.Version versionFor(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)Lcom/fasterxml/jackson/core/Version;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=2, args_size=1
        start local 0 // java.lang.Class cls
         0: .line 58
            aload 0 /* cls */
            invokestatic com.fasterxml.jackson.core.util.VersionUtil.packageVersionFor:(Ljava/lang/Class;)Lcom/fasterxml/jackson/core/Version;
            astore 1 /* version */
        start local 1 // com.fasterxml.jackson.core.Version version
         1: .line 59
            aload 1 /* version */
            ifnonnull 2
            invokestatic com.fasterxml.jackson.core.Version.unknownVersion:()Lcom/fasterxml/jackson/core/Version;
            goto 3
      StackMap locals: com.fasterxml.jackson.core.Version
      StackMap stack:
         2: aload 1 /* version */
      StackMap locals:
      StackMap stack: com.fasterxml.jackson.core.Version
         3: areturn
        end local 1 // com.fasterxml.jackson.core.Version version
        end local 0 // java.lang.Class cls
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    4     0      cls  Ljava/lang/Class<*>;
            1    4     1  version  Lcom/fasterxml/jackson/core/Version;
    Signature: (Ljava/lang/Class<*>;)Lcom/fasterxml/jackson/core/Version;
    MethodParameters:
      Name  Flags
      cls   

  public static com.fasterxml.jackson.core.Version packageVersionFor(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)Lcom/fasterxml/jackson/core/Version;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=4, args_size=1
        start local 0 // java.lang.Class cls
         0: .line 71
            aconst_null
            astore 1 /* v */
        start local 1 // com.fasterxml.jackson.core.Version v
         1: .line 73
            new java.lang.StringBuilder
            dup
            aload 0 /* cls */
            invokevirtual java.lang.Class.getPackage:()Ljava/lang/Package;
            invokevirtual java.lang.Package.getName:()Ljava/lang/String;
            invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc ".PackageVersion"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            astore 2 /* versionInfoClassName */
        start local 2 // java.lang.String versionInfoClassName
         2: .line 74
            aload 2 /* versionInfoClassName */
            iconst_1
            aload 0 /* cls */
            invokevirtual java.lang.Class.getClassLoader:()Ljava/lang/ClassLoader;
            invokestatic java.lang.Class.forName:(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class;
            astore 3 /* vClass */
        start local 3 // java.lang.Class vClass
         3: .line 77
            aload 3 /* vClass */
            iconst_0
            anewarray java.lang.Class
            invokevirtual java.lang.Class.getDeclaredConstructor:([Ljava/lang/Class;)Ljava/lang/reflect/Constructor;
            iconst_0
            anewarray java.lang.Object
            invokevirtual java.lang.reflect.Constructor.newInstance:([Ljava/lang/Object;)Ljava/lang/Object;
            checkcast com.fasterxml.jackson.core.Versioned
            invokeinterface com.fasterxml.jackson.core.Versioned.version:()Lcom/fasterxml/jackson/core/Version;
            astore 1 /* v */
         4: .line 78
            goto 8
      StackMap locals: java.lang.Class com.fasterxml.jackson.core.Version java.lang.String java.lang.Class
      StackMap stack: java.lang.Exception
         5: pop
         6: .line 79
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Failed to get Versioned out of "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 3 /* vClass */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 3 // java.lang.Class vClass
        end local 2 // java.lang.String versionInfoClassName
         7: .line 81
      StackMap locals: java.lang.Class com.fasterxml.jackson.core.Version
      StackMap stack: java.lang.Exception
            pop
         8: .line 84
      StackMap locals:
      StackMap stack:
            aload 1 /* v */
            ifnonnull 9
            invokestatic com.fasterxml.jackson.core.Version.unknownVersion:()Lcom/fasterxml/jackson/core/Version;
            goto 10
      StackMap locals:
      StackMap stack:
         9: aload 1 /* v */
      StackMap locals:
      StackMap stack: com.fasterxml.jackson.core.Version
        10: areturn
        end local 1 // com.fasterxml.jackson.core.Version v
        end local 0 // java.lang.Class cls
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0   11     0                   cls  Ljava/lang/Class<*>;
            1   11     1                     v  Lcom/fasterxml/jackson/core/Version;
            2    7     2  versionInfoClassName  Ljava/lang/String;
            3    7     3                vClass  Ljava/lang/Class<*>;
      Exception table:
        from    to  target  type
           3     4       5  Class java.lang.Exception
           1     7       7  Class java.lang.Exception
    Signature: (Ljava/lang/Class<*>;)Lcom/fasterxml/jackson/core/Version;
    MethodParameters:
      Name  Flags
      cls   

  public static com.fasterxml.jackson.core.Version mavenVersionFor(java.lang.ClassLoader, java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/ClassLoader;Ljava/lang/String;Ljava/lang/String;)Lcom/fasterxml/jackson/core/Version;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=5, locals=10, args_size=3
        start local 0 // java.lang.ClassLoader cl
        start local 1 // java.lang.String groupId
        start local 2 // java.lang.String artifactId
         0: .line 105
            aload 0 /* cl */
            new java.lang.StringBuilder
            dup
            ldc "META-INF/maven/"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         1: .line 106
            aload 1 /* groupId */
            ldc "\\."
            ldc "/"
            invokevirtual java.lang.String.replaceAll:(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "/"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 2 /* artifactId */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            ldc "/pom.properties"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
         2: .line 105
            invokevirtual java.lang.ClassLoader.getResourceAsStream:(Ljava/lang/String;)Ljava/io/InputStream;
            astore 3 /* pomProperties */
        start local 3 // java.io.InputStream pomProperties
         3: .line 107
            aload 3 /* pomProperties */
            ifnull 17
         4: .line 109
            new java.util.Properties
            dup
            invokespecial java.util.Properties.<init>:()V
            astore 4 /* props */
        start local 4 // java.util.Properties props
         5: .line 110
            aload 4 /* props */
            aload 3 /* pomProperties */
            invokevirtual java.util.Properties.load:(Ljava/io/InputStream;)V
         6: .line 111
            aload 4 /* props */
            ldc "version"
            invokevirtual java.util.Properties.getProperty:(Ljava/lang/String;)Ljava/lang/String;
            astore 5 /* versionStr */
        start local 5 // java.lang.String versionStr
         7: .line 112
            aload 4 /* props */
            ldc "artifactId"
            invokevirtual java.util.Properties.getProperty:(Ljava/lang/String;)Ljava/lang/String;
            astore 6 /* pomPropertiesArtifactId */
        start local 6 // java.lang.String pomPropertiesArtifactId
         8: .line 113
            aload 4 /* props */
            ldc "groupId"
            invokevirtual java.util.Properties.getProperty:(Ljava/lang/String;)Ljava/lang/String;
            astore 7 /* pomPropertiesGroupId */
        start local 7 // java.lang.String pomPropertiesGroupId
         9: .line 114
            aload 5 /* versionStr */
            aload 7 /* pomPropertiesGroupId */
            aload 6 /* pomPropertiesArtifactId */
            invokestatic com.fasterxml.jackson.core.util.VersionUtil.parseVersion:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Lcom/fasterxml/jackson/core/Version;
            astore 9
        10: .line 118
            aload 3 /* pomProperties */
            invokestatic com.fasterxml.jackson.core.util.VersionUtil._close:(Ljava/io/Closeable;)V
        11: .line 114
            aload 9
            areturn
        end local 7 // java.lang.String pomPropertiesGroupId
        end local 6 // java.lang.String pomPropertiesArtifactId
        end local 5 // java.lang.String versionStr
        end local 4 // java.util.Properties props
        12: .line 115
      StackMap locals: java.lang.ClassLoader java.lang.String java.lang.String java.io.InputStream
      StackMap stack: java.io.IOException
            pop
        13: .line 118
            aload 3 /* pomProperties */
            invokestatic com.fasterxml.jackson.core.util.VersionUtil._close:(Ljava/io/Closeable;)V
            goto 17
        14: .line 117
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 8
        15: .line 118
            aload 3 /* pomProperties */
            invokestatic com.fasterxml.jackson.core.util.VersionUtil._close:(Ljava/io/Closeable;)V
        16: .line 119
            aload 8
            athrow
        17: .line 121
      StackMap locals:
      StackMap stack:
            invokestatic com.fasterxml.jackson.core.Version.unknownVersion:()Lcom/fasterxml/jackson/core/Version;
            areturn
        end local 3 // java.io.InputStream pomProperties
        end local 2 // java.lang.String artifactId
        end local 1 // java.lang.String groupId
        end local 0 // java.lang.ClassLoader cl
      LocalVariableTable:
        Start  End  Slot                     Name  Signature
            0   18     0                       cl  Ljava/lang/ClassLoader;
            0   18     1                  groupId  Ljava/lang/String;
            0   18     2               artifactId  Ljava/lang/String;
            3   18     3            pomProperties  Ljava/io/InputStream;
            5   12     4                    props  Ljava/util/Properties;
            7   12     5               versionStr  Ljava/lang/String;
            8   12     6  pomPropertiesArtifactId  Ljava/lang/String;
            9   12     7     pomPropertiesGroupId  Ljava/lang/String;
      Exception table:
        from    to  target  type
           4    10      12  Class java.io.IOException
           4    10      14  any
          12    13      14  any
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()
    MethodParameters:
            Name  Flags
      cl          
      groupId     
      artifactId  

  public static com.fasterxml.jackson.core.Version parseVersion(java.lang.String, java.lang.String, java.lang.String);
    descriptor: (Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Lcom/fasterxml/jackson/core/Version;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=8, locals=4, args_size=3
        start local 0 // java.lang.String s
        start local 1 // java.lang.String groupId
        start local 2 // java.lang.String artifactId
         0: .line 129
            aload 0 /* s */
            ifnull 11
            aload 0 /* s */
            invokevirtual java.lang.String.trim:()Ljava/lang/String;
            dup
            astore 0 /* s */
            invokevirtual java.lang.String.length:()I
            ifle 11
         1: .line 130
            getstatic com.fasterxml.jackson.core.util.VersionUtil.V_SEP:Ljava/util/regex/Pattern;
            aload 0 /* s */
            invokevirtual java.util.regex.Pattern.split:(Ljava/lang/CharSequence;)[Ljava/lang/String;
            astore 3 /* parts */
        start local 3 // java.lang.String[] parts
         2: .line 131
            new com.fasterxml.jackson.core.Version
            dup
            aload 3 /* parts */
            iconst_0
            aaload
            invokestatic com.fasterxml.jackson.core.util.VersionUtil.parseVersionPart:(Ljava/lang/String;)I
         3: .line 132
            aload 3 /* parts */
            arraylength
            iconst_1
            if_icmple 4
            aload 3 /* parts */
            iconst_1
            aaload
            invokestatic com.fasterxml.jackson.core.util.VersionUtil.parseVersionPart:(Ljava/lang/String;)I
            goto 5
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int
         4: iconst_0
         5: .line 133
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int int
            aload 3 /* parts */
            arraylength
            iconst_2
            if_icmple 6
            aload 3 /* parts */
            iconst_2
            aaload
            invokestatic com.fasterxml.jackson.core.util.VersionUtil.parseVersionPart:(Ljava/lang/String;)I
            goto 7
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int int
         6: iconst_0
         7: .line 134
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int int int
            aload 3 /* parts */
            arraylength
            iconst_3
            if_icmple 8
            aload 3 /* parts */
            iconst_3
            aaload
            goto 9
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int int int
         8: aconst_null
         9: .line 135
      StackMap locals: java.lang.String java.lang.String java.lang.String java.lang.String[]
      StackMap stack: new 2 new 2 int int int java.lang.String
            aload 1 /* groupId */
            aload 2 /* artifactId */
        10: .line 131
            invokespecial com.fasterxml.jackson.core.Version.<init>:(IIILjava/lang/String;Ljava/lang/String;Ljava/lang/String;)V
            areturn
        end local 3 // java.lang.String[] parts
        11: .line 137
      StackMap locals:
      StackMap stack:
            invokestatic com.fasterxml.jackson.core.Version.unknownVersion:()Lcom/fasterxml/jackson/core/Version;
            areturn
        end local 2 // java.lang.String artifactId
        end local 1 // java.lang.String groupId
        end local 0 // java.lang.String s
      LocalVariableTable:
        Start  End  Slot        Name  Signature
            0   12     0           s  Ljava/lang/String;
            0   12     1     groupId  Ljava/lang/String;
            0   12     2  artifactId  Ljava/lang/String;
            2   11     3       parts  [Ljava/lang/String;
    MethodParameters:
            Name  Flags
      s           
      groupId     
      artifactId  

  protected static int parseVersionPart(java.lang.String);
    descriptor: (Ljava/lang/String;)I
    flags: (0x000c) ACC_PROTECTED, ACC_STATIC
    Code:
      stack=3, locals=5, args_size=1
        start local 0 // java.lang.String s
         0: .line 141
            iconst_0
            istore 1 /* number */
        start local 1 // int number
         1: .line 142
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: aload 0 /* s */
            invokevirtual java.lang.String.length:()I
            istore 3 /* len */
        start local 3 // int len
         3: goto 8
         4: .line 143
      StackMap locals: int int int
      StackMap stack:
            aload 0 /* s */
            iload 2 /* i */
            invokevirtual java.lang.String.charAt:(I)C
            istore 4 /* c */
        start local 4 // char c
         5: .line 144
            iload 4 /* c */
            bipush 57
            if_icmpgt 9
            iload 4 /* c */
            bipush 48
            if_icmpge 6
            goto 9
         6: .line 145
      StackMap locals: int
      StackMap stack:
            iload 1 /* number */
            bipush 10
            imul
            iload 4 /* c */
            bipush 48
            isub
            iadd
            istore 1 /* number */
        end local 4 // char c
         7: .line 142
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         8: iload 2 /* i */
            iload 3 /* len */
            if_icmplt 4
        end local 3 // int len
        end local 2 // int i
         9: .line 147
      StackMap locals:
      StackMap stack:
            iload 1 /* number */
            ireturn
        end local 1 // int number
        end local 0 // java.lang.String s
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   10     0       s  Ljava/lang/String;
            1   10     1  number  I
            2    9     2       i  I
            3    9     3     len  I
            5    7     4       c  C
    MethodParameters:
      Name  Flags
      s     

  private static final void _close(java.io.Closeable);
    descriptor: (Ljava/io/Closeable;)V
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.io.Closeable c
         0: .line 152
            aload 0 /* c */
            invokeinterface java.io.Closeable.close:()V
         1: .line 153
            goto 3
      StackMap locals:
      StackMap stack: java.io.IOException
         2: pop
         3: .line 154
      StackMap locals:
      StackMap stack:
            return
        end local 0 // java.io.Closeable c
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0     c  Ljava/io/Closeable;
      Exception table:
        from    to  target  type
           0     1       2  Class java.io.IOException
    MethodParameters:
      Name  Flags
      c     

  public static final void throwInternal();
    descriptor: ()V
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    Code:
      stack=3, locals=0, args_size=0
         0: .line 163
            new java.lang.RuntimeException
            dup
            ldc "Internal error: this code path should never get executed"
            invokespecial java.lang.RuntimeException.<init>:(Ljava/lang/String;)V
            athrow
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "VersionUtil.java"