public class com.sun.org.apache.xml.internal.security.utils.JavaUtils
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.sun.org.apache.xml.internal.security.utils.JavaUtils
  super_class: java.lang.Object
{
  static java.util.logging.Logger log;
    descriptor: Ljava/util/logging/Logger;
    flags: (0x0008) ACC_STATIC

  private static final java.security.SecurityPermission REGISTER_PERMISSION;
    descriptor: Ljava/security/SecurityPermission;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=0, args_size=0
         0: .line 39
            ldc Lcom/sun/org/apache/xml/internal/security/utils/JavaUtils;
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokestatic java.util.logging.Logger.getLogger:(Ljava/lang/String;)Ljava/util/logging/Logger;
         1: .line 38
            putstatic com.sun.org.apache.xml.internal.security.utils.JavaUtils.log:Ljava/util/logging/Logger;
         2: .line 42
            new java.security.SecurityPermission
            dup
         3: .line 43
            ldc "com.sun.org.apache.xml.internal.security.register"
         4: .line 42
            invokespecial java.security.SecurityPermission.<init>:(Ljava/lang/String;)V
         5: .line 41
            putstatic com.sun.org.apache.xml.internal.security.utils.JavaUtils.REGISTER_PERMISSION:Ljava/security/SecurityPermission;
         6: .line 43
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.sun.org.apache.xml.internal.security.utils.JavaUtils this
         0: .line 45
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 47
            return
        end local 0 // com.sun.org.apache.xml.internal.security.utils.JavaUtils this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/sun/org/apache/xml/internal/security/utils/JavaUtils;

  public static byte[] getBytesFromFile(java.lang.String);
    descriptor: (Ljava/lang/String;)[B
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=7, args_size=1
        start local 0 // java.lang.String fileName
         0: .line 61
            aconst_null
            astore 1 /* refBytes */
        start local 1 // byte[] refBytes
         1: .line 63
            new java.io.FileInputStream
            dup
            aload 0 /* fileName */
            invokespecial java.io.FileInputStream.<init>:(Ljava/lang/String;)V
            astore 2 /* fisRef */
        start local 2 // java.io.FileInputStream fisRef
         2: .line 65
            new com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream
            dup
            invokespecial com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.<init>:()V
            astore 3 /* baos */
        start local 3 // com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream baos
         3: .line 66
            sipush 1024
            newarray 8
            astore 4 /* buf */
        start local 4 // byte[] buf
         4: .line 69
            goto 6
        start local 5 // int len
         5: .line 70
      StackMap locals: java.lang.String byte[] java.io.FileInputStream com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream byte[] int
      StackMap stack:
            aload 3 /* baos */
            aload 4 /* buf */
            iconst_0
            iload 5 /* len */
            invokevirtual com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.write:([BII)V
        end local 5 // int len
         6: .line 69
      StackMap locals:
      StackMap stack:
            aload 2 /* fisRef */
            aload 4 /* buf */
            invokevirtual java.io.FileInputStream.read:([B)I
            dup
            istore 5 /* len */
        start local 5 // int len
         7: ifgt 5
         8: .line 73
            aload 3 /* baos */
            invokevirtual com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.toByteArray:()[B
            astore 1 /* refBytes */
        end local 5 // int len
        end local 4 // byte[] buf
        end local 3 // com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream baos
         9: .line 74
            goto 13
      StackMap locals: java.lang.String byte[] java.io.FileInputStream
      StackMap stack: java.lang.Throwable
        10: astore 6
        11: .line 75
            aload 2 /* fisRef */
            invokevirtual java.io.FileInputStream.close:()V
        12: .line 76
            aload 6
            athrow
        13: .line 75
      StackMap locals:
      StackMap stack:
            aload 2 /* fisRef */
            invokevirtual java.io.FileInputStream.close:()V
        14: .line 78
            aload 1 /* refBytes */
            areturn
        end local 2 // java.io.FileInputStream fisRef
        end local 1 // byte[] refBytes
        end local 0 // java.lang.String fileName
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   15     0  fileName  Ljava/lang/String;
            1   15     1  refBytes  [B
            2   15     2    fisRef  Ljava/io/FileInputStream;
            3    9     3      baos  Lcom/sun/org/apache/xml/internal/security/utils/UnsyncByteArrayOutputStream;
            4    9     4       buf  [B
            5    6     5       len  I
            7    9     5       len  I
      Exception table:
        from    to  target  type
           2    10      10  any
    Exceptions:
      throws java.io.FileNotFoundException, java.io.IOException
    MethodParameters:
          Name  Flags
      fileName  

  public static void writeBytesToFilename(java.lang.String, byte[]);
    descriptor: (Ljava/lang/String;[B)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // java.lang.String filename
        start local 1 // byte[] bytes
         0: .line 89
            aconst_null
            astore 2 /* fos */
        start local 2 // java.io.FileOutputStream fos
         1: .line 91
            aload 0 /* filename */
            ifnull 7
            aload 1 /* bytes */
            ifnull 7
         2: .line 92
            new java.io.File
            dup
            aload 0 /* filename */
            invokespecial java.io.File.<init>:(Ljava/lang/String;)V
            astore 3 /* f */
        start local 3 // java.io.File f
         3: .line 94
            new java.io.FileOutputStream
            dup
            aload 3 /* f */
            invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;)V
            astore 2 /* fos */
         4: .line 96
            aload 2 /* fos */
            aload 1 /* bytes */
            invokevirtual java.io.FileOutputStream.write:([B)V
         5: .line 97
            aload 2 /* fos */
            invokevirtual java.io.FileOutputStream.close:()V
        end local 3 // java.io.File f
         6: .line 98
            goto 14
         7: .line 99
      StackMap locals: java.io.FileOutputStream
      StackMap stack:
            getstatic com.sun.org.apache.xml.internal.security.utils.JavaUtils.log:Ljava/util/logging/Logger;
            getstatic java.util.logging.Level.FINE:Ljava/util/logging/Level;
            ldc "writeBytesToFilename got null byte[] pointed"
            invokevirtual java.util.logging.Logger.log:(Ljava/util/logging/Level;Ljava/lang/String;)V
         8: .line 101
            goto 14
      StackMap locals:
      StackMap stack: java.io.IOException
         9: pop
        10: .line 102
            aload 2 /* fos */
            ifnull 14
        11: .line 104
            aload 2 /* fos */
            invokevirtual java.io.FileOutputStream.close:()V
        12: .line 105
            goto 14
      StackMap locals:
      StackMap stack: java.io.IOException
        13: pop
        14: .line 108
      StackMap locals:
      StackMap stack:
            return
        end local 2 // java.io.FileOutputStream fos
        end local 1 // byte[] bytes
        end local 0 // java.lang.String filename
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   15     0  filename  Ljava/lang/String;
            0   15     1     bytes  [B
            1   15     2       fos  Ljava/io/FileOutputStream;
            3    6     3         f  Ljava/io/File;
      Exception table:
        from    to  target  type
           1     8       9  Class java.io.IOException
          11    12      13  Class java.io.IOException
    MethodParameters:
          Name  Flags
      filename  
      bytes     

  public static byte[] getBytesFromStream(java.io.InputStream);
    descriptor: (Ljava/io/InputStream;)[B
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=5, args_size=1
        start local 0 // java.io.InputStream inputStream
         0: .line 123
            aconst_null
            astore 1 /* refBytes */
        start local 1 // byte[] refBytes
         1: .line 125
            new com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream
            dup
            invokespecial com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.<init>:()V
            astore 2 /* baos */
        start local 2 // com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream baos
         2: .line 126
            sipush 1024
            newarray 8
            astore 3 /* buf */
        start local 3 // byte[] buf
         3: .line 129
            goto 5
        start local 4 // int len
         4: .line 130
      StackMap locals: java.io.InputStream byte[] com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream byte[] int
      StackMap stack:
            aload 2 /* baos */
            aload 3 /* buf */
            iconst_0
            iload 4 /* len */
            invokevirtual com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.write:([BII)V
        end local 4 // int len
         5: .line 129
      StackMap locals:
      StackMap stack:
            aload 0 /* inputStream */
            aload 3 /* buf */
            invokevirtual java.io.InputStream.read:([B)I
            dup
            istore 4 /* len */
        start local 4 // int len
         6: ifgt 4
         7: .line 133
            aload 2 /* baos */
            invokevirtual com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream.toByteArray:()[B
            astore 1 /* refBytes */
         8: .line 134
            aload 1 /* refBytes */
            areturn
        end local 4 // int len
        end local 3 // byte[] buf
        end local 2 // com.sun.org.apache.xml.internal.security.utils.UnsyncByteArrayOutputStream baos
        end local 1 // byte[] refBytes
        end local 0 // java.io.InputStream inputStream
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    9     0  inputStream  Ljava/io/InputStream;
            1    9     1     refBytes  [B
            2    9     2         baos  Lcom/sun/org/apache/xml/internal/security/utils/UnsyncByteArrayOutputStream;
            3    9     3          buf  [B
            4    5     4          len  I
            6    9     4          len  I
    Exceptions:
      throws java.io.IOException
    MethodParameters:
             Name  Flags
      inputStream  

  public static void checkRegisterPermission();
    descriptor: ()V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=0
         0: .line 148
            invokestatic java.lang.System.getSecurityManager:()Ljava/lang/SecurityManager;
            astore 0 /* sm */
        start local 0 // java.lang.SecurityManager sm
         1: .line 149
            aload 0 /* sm */
            ifnull 3
         2: .line 150
            aload 0 /* sm */
            getstatic com.sun.org.apache.xml.internal.security.utils.JavaUtils.REGISTER_PERMISSION:Ljava/security/SecurityPermission;
            invokevirtual java.lang.SecurityManager.checkPermission:(Ljava/security/Permission;)V
         3: .line 152
      StackMap locals: java.lang.SecurityManager
      StackMap stack:
            return
        end local 0 // java.lang.SecurityManager sm
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            1    4     0    sm  Ljava/lang/SecurityManager;
}
SourceFile: "JavaUtils.java"