https://tomcat.apache.org/: Tomcat Servlet Engine Core Classes and Standard implementations 
public class org.apache.catalina.core.ApplicationPart implements jakarta.servlet.http.Part
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.catalina.core.ApplicationPart
  super_class: java.lang.Object
{
  private final org.apache.tomcat.util.http.fileupload.FileItem fileItem;
    descriptor: Lorg/apache/tomcat/util/http/fileupload/FileItem;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.io.File location;
    descriptor: Ljava/io/File;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(org.apache.tomcat.util.http.fileupload.FileItem, java.io.File);
    descriptor: (Lorg/apache/tomcat/util/http/fileupload/FileItem;Ljava/io/File;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.catalina.core.ApplicationPart this
        start local 1 // org.apache.tomcat.util.http.fileupload.FileItem fileItem
        start local 2 // java.io.File location
         0: .line 47
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 48
            aload 0 /* this */
            aload 1 /* fileItem */
            putfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
         2: .line 49
            aload 0 /* this */
            aload 2 /* location */
            putfield org.apache.catalina.core.ApplicationPart.location:Ljava/io/File;
         3: .line 50
            return
        end local 2 // java.io.File location
        end local 1 // org.apache.tomcat.util.http.fileupload.FileItem fileItem
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    4     0      this  Lorg/apache/catalina/core/ApplicationPart;
            0    4     1  fileItem  Lorg/apache/tomcat/util/http/fileupload/FileItem;
            0    4     2  location  Ljava/io/File;
    MethodParameters:
          Name  Flags
      fileItem  
      location  

  public void delete();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 54
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.delete:()V
         1: .line 55
            return
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/catalina/core/ApplicationPart;
    Exceptions:
      throws java.io.IOException

  public java.lang.String getContentType();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 59
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getContentType:()Ljava/lang/String;
            areturn
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/catalina/core/ApplicationPart;

  public java.lang.String getHeader(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.catalina.core.ApplicationPart this
        start local 1 // java.lang.String name
         0: .line 64
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            instanceof org.apache.tomcat.util.http.fileupload.disk.DiskFileItem
            ifeq 2
         1: .line 65
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getHeaders:()Lorg/apache/tomcat/util/http/fileupload/FileItemHeaders;
            aload 1 /* name */
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItemHeaders.getHeader:(Ljava/lang/String;)Ljava/lang/String;
            areturn
         2: .line 67
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 1 // java.lang.String name
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/apache/catalina/core/ApplicationPart;
            0    3     1  name  Ljava/lang/String;
    MethodParameters:
      Name  Flags
      name  

  public java.util.Collection<java.lang.String> getHeaderNames();
    descriptor: ()Ljava/util/Collection;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 72
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            instanceof org.apache.tomcat.util.http.fileupload.disk.DiskFileItem
            ifeq 8
         1: .line 73
            new java.util.LinkedHashSet
            dup
            invokespecial java.util.LinkedHashSet.<init>:()V
            astore 1 /* headerNames */
        start local 1 // java.util.LinkedHashSet headerNames
         2: .line 75
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getHeaders:()Lorg/apache/tomcat/util/http/fileupload/FileItemHeaders;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItemHeaders.getHeaderNames:()Ljava/util/Iterator;
         3: .line 74
            astore 2 /* iter */
        start local 2 // java.util.Iterator iter
         4: .line 76
            goto 6
         5: .line 77
      StackMap locals: java.util.LinkedHashSet java.util.Iterator
      StackMap stack:
            aload 1 /* headerNames */
            aload 2 /* iter */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            invokevirtual java.util.LinkedHashSet.add:(Ljava/lang/Object;)Z
            pop
         6: .line 76
      StackMap locals:
      StackMap stack:
            aload 2 /* iter */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
         7: .line 79
            aload 1 /* headerNames */
            areturn
        end local 2 // java.util.Iterator iter
        end local 1 // java.util.LinkedHashSet headerNames
         8: .line 81
      StackMap locals:
      StackMap stack:
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            areturn
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    9     0         this  Lorg/apache/catalina/core/ApplicationPart;
            2    8     1  headerNames  Ljava/util/LinkedHashSet<Ljava/lang/String;>;
            4    8     2         iter  Ljava/util/Iterator<Ljava/lang/String;>;
    Signature: ()Ljava/util/Collection<Ljava/lang/String;>;

  public java.util.Collection<java.lang.String> getHeaders(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/util/Collection;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=2
        start local 0 // org.apache.catalina.core.ApplicationPart this
        start local 1 // java.lang.String name
         0: .line 86
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            instanceof org.apache.tomcat.util.http.fileupload.disk.DiskFileItem
            ifeq 8
         1: .line 87
            new java.util.LinkedHashSet
            dup
            invokespecial java.util.LinkedHashSet.<init>:()V
            astore 2 /* headers */
        start local 2 // java.util.LinkedHashSet headers
         2: .line 89
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getHeaders:()Lorg/apache/tomcat/util/http/fileupload/FileItemHeaders;
            aload 1 /* name */
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItemHeaders.getHeaders:(Ljava/lang/String;)Ljava/util/Iterator;
         3: .line 88
            astore 3 /* iter */
        start local 3 // java.util.Iterator iter
         4: .line 90
            goto 6
         5: .line 91
      StackMap locals: java.util.LinkedHashSet java.util.Iterator
      StackMap stack:
            aload 2 /* headers */
            aload 3 /* iter */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.lang.String
            invokevirtual java.util.LinkedHashSet.add:(Ljava/lang/Object;)Z
            pop
         6: .line 90
      StackMap locals:
      StackMap stack:
            aload 3 /* iter */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 5
         7: .line 93
            aload 2 /* headers */
            areturn
        end local 3 // java.util.Iterator iter
        end local 2 // java.util.LinkedHashSet headers
         8: .line 95
      StackMap locals:
      StackMap stack:
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            areturn
        end local 1 // java.lang.String name
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    9     0     this  Lorg/apache/catalina/core/ApplicationPart;
            0    9     1     name  Ljava/lang/String;
            2    8     2  headers  Ljava/util/LinkedHashSet<Ljava/lang/String;>;
            4    8     3     iter  Ljava/util/Iterator<Ljava/lang/String;>;
    Signature: (Ljava/lang/String;)Ljava/util/Collection<Ljava/lang/String;>;
    MethodParameters:
      Name  Flags
      name  

  public java.io.InputStream getInputStream();
    descriptor: ()Ljava/io/InputStream;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 100
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getInputStream:()Ljava/io/InputStream;
            areturn
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/catalina/core/ApplicationPart;
    Exceptions:
      throws java.io.IOException

  public java.lang.String getName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 105
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getFieldName:()Ljava/lang/String;
            areturn
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/catalina/core/ApplicationPart;

  public long getSize();
    descriptor: ()J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 110
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getSize:()J
            lreturn
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/catalina/core/ApplicationPart;

  public void write(java.lang.String);
    descriptor: (Ljava/lang/String;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // org.apache.catalina.core.ApplicationPart this
        start local 1 // java.lang.String fileName
         0: .line 115
            new java.io.File
            dup
            aload 1 /* fileName */
            invokespecial java.io.File.<init>:(Ljava/lang/String;)V
            astore 2 /* file */
        start local 2 // java.io.File file
         1: .line 116
            aload 2 /* file */
            invokevirtual java.io.File.isAbsolute:()Z
            ifne 3
         2: .line 117
            new java.io.File
            dup
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.location:Ljava/io/File;
            aload 1 /* fileName */
            invokespecial java.io.File.<init>:(Ljava/io/File;Ljava/lang/String;)V
            astore 2 /* file */
         3: .line 120
      StackMap locals: java.io.File
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            aload 2 /* file */
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.write:(Ljava/io/File;)V
         4: .line 121
            goto 7
      StackMap locals:
      StackMap stack: java.lang.Exception
         5: astore 3 /* e */
        start local 3 // java.lang.Exception e
         6: .line 122
            new java.io.IOException
            dup
            aload 3 /* e */
            invokespecial java.io.IOException.<init>:(Ljava/lang/Throwable;)V
            athrow
        end local 3 // java.lang.Exception e
         7: .line 124
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.io.File file
        end local 1 // java.lang.String fileName
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    8     0      this  Lorg/apache/catalina/core/ApplicationPart;
            0    8     1  fileName  Ljava/lang/String;
            1    8     2      file  Ljava/io/File;
            6    7     3         e  Ljava/lang/Exception;
      Exception table:
        from    to  target  type
           3     4       5  Class java.lang.Exception
    Exceptions:
      throws java.io.IOException
    MethodParameters:
          Name  Flags
      fileName  

  public java.lang.String getString(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.apache.catalina.core.ApplicationPart this
        start local 1 // java.lang.String encoding
         0: .line 127
            aload 0 /* this */
            getfield org.apache.catalina.core.ApplicationPart.fileItem:Lorg/apache/tomcat/util/http/fileupload/FileItem;
            aload 1 /* encoding */
            invokeinterface org.apache.tomcat.util.http.fileupload.FileItem.getString:(Ljava/lang/String;)Ljava/lang/String;
            areturn
        end local 1 // java.lang.String encoding
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    1     0      this  Lorg/apache/catalina/core/ApplicationPart;
            0    1     1  encoding  Ljava/lang/String;
    Exceptions:
      throws java.io.UnsupportedEncodingException
    MethodParameters:
          Name  Flags
      encoding  

  public java.lang.String getSubmittedFileName();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=6, args_size=1
        start local 0 // org.apache.catalina.core.ApplicationPart this
         0: .line 135
            aconst_null
            astore 1 /* fileName */
        start local 1 // java.lang.String fileName
         1: .line 136
            aload 0 /* this */
            ldc "Content-Disposition"
            invokevirtual org.apache.catalina.core.ApplicationPart.getHeader:(Ljava/lang/String;)Ljava/lang/String;
            astore 2 /* cd */
        start local 2 // java.lang.String cd
         2: .line 137
            aload 2 /* cd */
            ifnull 17
         3: .line 138
            aload 2 /* cd */
            getstatic java.util.Locale.ENGLISH:Ljava/util/Locale;
            invokevirtual java.lang.String.toLowerCase:(Ljava/util/Locale;)Ljava/lang/String;
            astore 3 /* cdl */
        start local 3 // java.lang.String cdl
         4: .line 139
            aload 3 /* cdl */
            ldc "form-data"
            invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
            ifne 5
            aload 3 /* cdl */
            ldc "attachment"
            invokevirtual java.lang.String.startsWith:(Ljava/lang/String;)Z
            ifeq 17
         5: .line 140
      StackMap locals: java.lang.String java.lang.String java.lang.String
      StackMap stack:
            new org.apache.tomcat.util.http.fileupload.ParameterParser
            dup
            invokespecial org.apache.tomcat.util.http.fileupload.ParameterParser.<init>:()V
            astore 4 /* paramParser */
        start local 4 // org.apache.tomcat.util.http.fileupload.ParameterParser paramParser
         6: .line 141
            aload 4 /* paramParser */
            iconst_1
            invokevirtual org.apache.tomcat.util.http.fileupload.ParameterParser.setLowerCaseNames:(Z)V
         7: .line 143
            aload 4 /* paramParser */
            aload 2 /* cd */
            bipush 59
            invokevirtual org.apache.tomcat.util.http.fileupload.ParameterParser.parse:(Ljava/lang/String;C)Ljava/util/Map;
            astore 5 /* params */
        start local 5 // java.util.Map params
         8: .line 144
            aload 5 /* params */
            ldc "filename"
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            ifeq 17
         9: .line 145
            aload 5 /* params */
            ldc "filename"
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.lang.String
            astore 1 /* fileName */
        10: .line 148
            aload 1 /* fileName */
            ifnull 16
        11: .line 150
            aload 1 /* fileName */
            bipush 92
            invokevirtual java.lang.String.indexOf:(I)I
            iconst_m1
            if_icmple 14
        12: .line 152
            aload 1 /* fileName */
            invokevirtual java.lang.String.trim:()Ljava/lang/String;
            invokestatic org.apache.tomcat.util.http.parser.HttpParser.unquote:(Ljava/lang/String;)Ljava/lang/String;
            astore 1 /* fileName */
        13: .line 153
            goto 17
        14: .line 155
      StackMap locals: org.apache.tomcat.util.http.fileupload.ParameterParser java.util.Map
      StackMap stack:
            aload 1 /* fileName */
            invokevirtual java.lang.String.trim:()Ljava/lang/String;
            astore 1 /* fileName */
        15: .line 157
            goto 17
        16: .line 161
      StackMap locals:
      StackMap stack:
            ldc ""
            astore 1 /* fileName */
        end local 5 // java.util.Map params
        end local 4 // org.apache.tomcat.util.http.fileupload.ParameterParser paramParser
        end local 3 // java.lang.String cdl
        17: .line 166
      StackMap locals:
      StackMap stack:
            aload 1 /* fileName */
            areturn
        end local 2 // java.lang.String cd
        end local 1 // java.lang.String fileName
        end local 0 // org.apache.catalina.core.ApplicationPart this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0   18     0         this  Lorg/apache/catalina/core/ApplicationPart;
            1   18     1     fileName  Ljava/lang/String;
            2   18     2           cd  Ljava/lang/String;
            4   17     3          cdl  Ljava/lang/String;
            6   17     4  paramParser  Lorg/apache/tomcat/util/http/fileupload/ParameterParser;
            8   17     5       params  Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;
}
SourceFile: "ApplicationPart.java"