org.jboss.resteasy/resteasy-jaxrs/3.6.1.Final : org/jboss/resteasy/util/MethodHashing.class

MethodHashing
http://rest-easy.org/resteasy-jaxrs: (JBoss by Red Hat)
Apache License 2.0
Heiko Braun
Martin Algesten
Ryan J. McDonough
Bill Burke (JBoss)
public class org.jboss.resteasy.util.MethodHashing
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.jboss.resteasy.util.MethodHashing
  super_class: java.lang.Object
{
  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.jboss.resteasy.util.MethodHashing this
         0: .line 13
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // org.jboss.resteasy.util.MethodHashing this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/jboss/resteasy/util/MethodHashing;

  public static long methodHash(java.lang.reflect.Method);
    descriptor: (Ljava/lang/reflect/Method;)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=4, args_size=1
        start local 0 // java.lang.reflect.Method method
         0: .line 18
            aload 0 /* method */
            invokevirtual java.lang.reflect.Method.getParameterTypes:()[Ljava/lang/Class;
            astore 1 /* parameterTypes */
        start local 1 // java.lang.Class[] parameterTypes
         1: .line 19
            new java.lang.StringBuilder
            dup
            aload 0 /* method */
            invokevirtual java.lang.reflect.Method.getName:()Ljava/lang/String;
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            ldc "("
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            astore 2 /* methodDesc */
        start local 2 // java.lang.StringBuilder methodDesc
         2: .line 20
            iconst_0
            istore 3 /* j */
        start local 3 // int j
         3: goto 6
         4: .line 22
      StackMap locals: java.lang.Class[] java.lang.StringBuilder int
      StackMap stack:
            aload 2 /* methodDesc */
            aload 1 /* parameterTypes */
            iload 3 /* j */
            aaload
            invokestatic org.jboss.resteasy.util.MethodHashing.getTypeString:(Ljava/lang/Class;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         5: .line 20
            iinc 3 /* j */ 1
      StackMap locals:
      StackMap stack:
         6: iload 3 /* j */
            aload 1 /* parameterTypes */
            arraylength
            if_icmplt 4
        end local 3 // int j
         7: .line 24
            aload 2 /* methodDesc */
            ldc ")"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* method */
            invokevirtual java.lang.reflect.Method.getReturnType:()Ljava/lang/Class;
            invokestatic org.jboss.resteasy.util.MethodHashing.getTypeString:(Ljava/lang/Class;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         8: .line 25
            aload 2 /* methodDesc */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokestatic org.jboss.resteasy.util.MethodHashing.createHash:(Ljava/lang/String;)J
            lreturn
        end local 2 // java.lang.StringBuilder methodDesc
        end local 1 // java.lang.Class[] parameterTypes
        end local 0 // java.lang.reflect.Method method
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    9     0          method  Ljava/lang/reflect/Method;
            1    9     1  parameterTypes  [Ljava/lang/Class;
            2    9     2      methodDesc  Ljava/lang/StringBuilder;
            3    7     3               j  I
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
        Name  Flags
      method  

  public static long createHash(java.lang.String);
    descriptor: (Ljava/lang/String;)J
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=8, args_size=1
        start local 0 // java.lang.String methodDesc
         0: .line 31
            lconst_0
            lstore 1 /* hash */
        start local 1 // long hash
         1: .line 32
            new java.io.ByteArrayOutputStream
            dup
            sipush 512
            invokespecial java.io.ByteArrayOutputStream.<init>:(I)V
            astore 3 /* bytearrayoutputstream */
        start local 3 // java.io.ByteArrayOutputStream bytearrayoutputstream
         2: .line 33
            ldc "SHA"
            invokestatic java.security.MessageDigest.getInstance:(Ljava/lang/String;)Ljava/security/MessageDigest;
            astore 4 /* messagedigest */
        start local 4 // java.security.MessageDigest messagedigest
         3: .line 34
            new java.io.DataOutputStream
            dup
            new java.security.DigestOutputStream
            dup
            aload 3 /* bytearrayoutputstream */
            aload 4 /* messagedigest */
            invokespecial java.security.DigestOutputStream.<init>:(Ljava/io/OutputStream;Ljava/security/MessageDigest;)V
            invokespecial java.io.DataOutputStream.<init>:(Ljava/io/OutputStream;)V
            astore 5 /* dataoutputstream */
        start local 5 // java.io.DataOutputStream dataoutputstream
         4: .line 35
            aload 5 /* dataoutputstream */
            aload 0 /* methodDesc */
            invokevirtual java.io.DataOutputStream.writeUTF:(Ljava/lang/String;)V
         5: .line 36
            aload 5 /* dataoutputstream */
            invokevirtual java.io.DataOutputStream.flush:()V
         6: .line 37
            aload 4 /* messagedigest */
            invokevirtual java.security.MessageDigest.digest:()[B
            astore 6 /* abyte0 */
        start local 6 // byte[] abyte0
         7: .line 38
            iconst_0
            istore 7 /* j */
        start local 7 // int j
         8: goto 11
         9: .line 39
      StackMap locals: java.lang.String long java.io.ByteArrayOutputStream java.security.MessageDigest java.io.DataOutputStream byte[] int
      StackMap stack:
            lload 1 /* hash */
            aload 6 /* abyte0 */
            iload 7 /* j */
            baload
            sipush 255
            iand
            i2l
            iload 7 /* j */
            bipush 8
            imul
            lshl
            ladd
            lstore 1 /* hash */
        10: .line 38
            iinc 7 /* j */ 1
      StackMap locals:
      StackMap stack:
        11: iload 7 /* j */
            bipush 8
            aload 6 /* abyte0 */
            arraylength
            invokestatic java.lang.Math.min:(II)I
            if_icmplt 9
        end local 7 // int j
        12: .line 40
            lload 1 /* hash */
            lreturn
        end local 6 // byte[] abyte0
        end local 5 // java.io.DataOutputStream dataoutputstream
        end local 4 // java.security.MessageDigest messagedigest
        end local 3 // java.io.ByteArrayOutputStream bytearrayoutputstream
        end local 1 // long hash
        end local 0 // java.lang.String methodDesc
      LocalVariableTable:
        Start  End  Slot                   Name  Signature
            0   13     0             methodDesc  Ljava/lang/String;
            1   13     1                   hash  J
            2   13     3  bytearrayoutputstream  Ljava/io/ByteArrayOutputStream;
            3   13     4          messagedigest  Ljava/security/MessageDigest;
            4   13     5       dataoutputstream  Ljava/io/DataOutputStream;
            7   13     6                 abyte0  [B
            8   12     7                      j  I
    Exceptions:
      throws java.lang.Exception
    MethodParameters:
            Name  Flags
      methodDesc  

  static java.lang.String getTypeString(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)Ljava/lang/String;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=4, locals=1, args_size=1
        start local 0 // java.lang.Class cl
         0: .line 46
            aload 0 /* cl */
            getstatic java.lang.Byte.TYPE:Ljava/lang/Class;
            if_acmpne 2
         1: .line 48
            ldc "B"
            areturn
         2: .line 50
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Character.TYPE:Ljava/lang/Class;
            if_acmpne 4
         3: .line 52
            ldc "C"
            areturn
         4: .line 54
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Double.TYPE:Ljava/lang/Class;
            if_acmpne 6
         5: .line 56
            ldc "D"
            areturn
         6: .line 58
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Float.TYPE:Ljava/lang/Class;
            if_acmpne 8
         7: .line 60
            ldc "F"
            areturn
         8: .line 62
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Integer.TYPE:Ljava/lang/Class;
            if_acmpne 10
         9: .line 64
            ldc "I"
            areturn
        10: .line 66
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Long.TYPE:Ljava/lang/Class;
            if_acmpne 12
        11: .line 68
            ldc "J"
            areturn
        12: .line 70
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Short.TYPE:Ljava/lang/Class;
            if_acmpne 14
        13: .line 72
            ldc "S"
            areturn
        14: .line 74
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Boolean.TYPE:Ljava/lang/Class;
            if_acmpne 16
        15: .line 76
            ldc "Z"
            areturn
        16: .line 78
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            getstatic java.lang.Void.TYPE:Ljava/lang/Class;
            if_acmpne 18
        17: .line 80
            ldc "V"
            areturn
        18: .line 82
      StackMap locals:
      StackMap stack:
            aload 0 /* cl */
            invokevirtual java.lang.Class.isArray:()Z
            ifeq 20
        19: .line 84
            new java.lang.StringBuilder
            dup
            ldc "["
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* cl */
            invokevirtual java.lang.Class.getComponentType:()Ljava/lang/Class;
            invokestatic org.jboss.resteasy.util.MethodHashing.getTypeString:(Ljava/lang/Class;)Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        20: .line 88
      StackMap locals:
      StackMap stack:
            new java.lang.StringBuilder
            dup
            ldc "L"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* cl */
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            bipush 46
            bipush 47
            invokevirtual java.lang.String.replace:(CC)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;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 0 // java.lang.Class cl
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   21     0    cl  Ljava/lang/Class<*>;
    Signature: (Ljava/lang/Class<*>;)Ljava/lang/String;
    MethodParameters:
      Name  Flags
      cl    
}
SourceFile: "MethodHashing.java"
/

org.jboss.resteasy/ resteasy-jaxrs/ 3.6.1.Final/ org/jboss/resteasy/util/MethodHashing.class
