ch.qos.logback/logback-core/1.2.3 : ch/qos/logback/core/helpers/CyclicBuffer.class

CyclicBuffer
http://logback.qos.ch/logback-core: logback-core module (QOS.ch)
Ceki Gulcu
Joern Huxhorn
public class ch.qos.logback.core.helpers.CyclicBuffer<E>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: ch.qos.logback.core.helpers.CyclicBuffer
  super_class: java.lang.Object
{
  E[] ea;
    descriptor: [Ljava/lang/Object;
    flags: (0x0000) 
    Signature: [TE;

  int first;
    descriptor: I
    flags: (0x0000) 

  int last;
    descriptor: I
    flags: (0x0000) 

  int numElems;
    descriptor: I
    flags: (0x0000) 

  int maxSize;
    descriptor: I
    flags: (0x0000) 

  public void <init>(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // int maxSize
         0: .line 43
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 44
            iload 1 /* maxSize */
            iconst_1
            if_icmpge 3
         2: .line 45
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "The maxSize argument ("
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 1 /* maxSize */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc ") is not a positive integer."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 47
      StackMap locals: ch.qos.logback.core.helpers.CyclicBuffer int
      StackMap stack:
            aload 0 /* this */
            iload 1 /* maxSize */
            invokevirtual ch.qos.logback.core.helpers.CyclicBuffer.init:(I)V
         4: .line 48
            return
        end local 1 // int maxSize
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    5     0     this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0    5     1  maxSize  I
    Exceptions:
      throws java.lang.IllegalArgumentException
    MethodParameters:
         Name  Flags
      maxSize  

  public void <init>(ch.qos.logback.core.helpers.CyclicBuffer<E>);
    descriptor: (Lch/qos/logback/core/helpers/CyclicBuffer;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=2, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // ch.qos.logback.core.helpers.CyclicBuffer other
         0: .line 50
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 51
            aload 0 /* this */
            aload 1 /* other */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            putfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
         2: .line 52
            aload 0 /* this */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            anewarray java.lang.Object
            putfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
         3: .line 53
            aload 1 /* other */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            iconst_0
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            iconst_0
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
         4: .line 54
            aload 0 /* this */
            aload 1 /* other */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
         5: .line 55
            aload 0 /* this */
            aload 1 /* other */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
         6: .line 56
            aload 0 /* this */
            aload 1 /* other */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            putfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
         7: .line 57
            return
        end local 1 // ch.qos.logback.core.helpers.CyclicBuffer other
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    8     0   this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0    8     1  other  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
    Signature: (Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;)V
    MethodParameters:
       Name  Flags
      other  

  private void init(int);
    descriptor: (I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // int maxSize
         0: .line 61
            aload 0 /* this */
            iload 1 /* maxSize */
            putfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
         1: .line 62
            aload 0 /* this */
            iload 1 /* maxSize */
            anewarray java.lang.Object
            putfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
         2: .line 63
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
         3: .line 64
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
         4: .line 65
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
         5: .line 66
            return
        end local 1 // int maxSize
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    6     0     this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0    6     1  maxSize  I
    MethodParameters:
         Name  Flags
      maxSize  

  public void clear();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
         0: .line 72
            aload 0 /* this */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            invokevirtual ch.qos.logback.core.helpers.CyclicBuffer.init:(I)V
         1: .line 73
            return
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;

  public void add();
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // java.lang.Object event
         0: .line 80
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
            aload 1 /* event */
            aastore
         1: .line 81
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
            iconst_1
            iadd
            dup_x1
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            if_icmpne 3
         2: .line 82
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
         3: .line 84
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            if_icmpge 5
         4: .line 85
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            iconst_1
            iadd
            putfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            goto 7
         5: .line 86
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            iconst_1
            iadd
            dup_x1
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            if_icmpne 7
         6: .line 87
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
         7: .line 88
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.Object event
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    8     0   this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0    8     1  event  TE;
    Signature: (TE;)V
    MethodParameters:
       Name  Flags
      event  

  public E get();
    descriptor: (I)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // int i
         0: .line 96
            iload 1 /* i */
            iflt 1
            iload 1 /* i */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            if_icmplt 2
         1: .line 97
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
         2: .line 99
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            iload 1 /* i */
            iadd
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            irem
            aaload
            areturn
        end local 1 // int i
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0    3     1     i  I
    Signature: (I)TE;
    MethodParameters:
      Name  Flags
      i     

  public int getMaxSize();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
         0: .line 103
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            ireturn
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;

  public E get();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
         0: .line 111
            aconst_null
            astore 1 /* r */
        start local 1 // java.lang.Object r
         1: .line 112
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            ifle 7
         2: .line 113
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            iconst_1
            isub
            putfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
         3: .line 114
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aaload
            astore 1 /* r */
         4: .line 115
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aconst_null
            aastore
         5: .line 116
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            iconst_1
            iadd
            dup_x1
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
            if_icmpne 7
         6: .line 117
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
         7: .line 119
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 1 /* r */
            areturn
        end local 1 // java.lang.Object r
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    8     0  this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            1    8     1     r  TE;
    Signature: ()TE;

  public java.util.List<E> asList();
    descriptor: ()Ljava/util/List;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=1
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
         0: .line 123
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            astore 1 /* tList */
        start local 1 // java.util.List tList
         1: .line 124
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: goto 5
         3: .line 125
      StackMap locals: java.util.List int
      StackMap stack:
            aload 1 /* tList */
            aload 0 /* this */
            iload 2 /* i */
            invokevirtual ch.qos.logback.core.helpers.CyclicBuffer.get:(I)Ljava/lang/Object;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         4: .line 124
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 2 /* i */
            aload 0 /* this */
            invokevirtual ch.qos.logback.core.helpers.CyclicBuffer.length:()I
            if_icmplt 3
        end local 2 // int i
         6: .line 127
            aload 1 /* tList */
            areturn
        end local 1 // java.util.List tList
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    7     0   this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            1    7     1  tList  Ljava/util/List<TE;>;
            2    6     2      i  I
    Signature: ()Ljava/util/List<TE;>;

  public int length();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
         0: .line 135
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            ireturn
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;

  public void resize(int);
    descriptor: (I)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=2
        start local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
        start local 1 // int newSize
         0: .line 146
            iload 1 /* newSize */
            ifge 2
         1: .line 147
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Negative array size ["
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 1 /* newSize */
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
            ldc "] not allowed."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 149
      StackMap locals:
      StackMap stack:
            iload 1 /* newSize */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            if_icmpne 4
         3: .line 150
            return
         4: .line 153
      StackMap locals:
      StackMap stack:
            iload 1 /* newSize */
            anewarray java.lang.Object
            astore 2 /* temp */
        start local 2 // java.lang.Object[] temp
         5: .line 155
            iload 1 /* newSize */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            if_icmpge 6
            iload 1 /* newSize */
            goto 7
      StackMap locals: java.lang.Object[]
      StackMap stack:
         6: aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
      StackMap locals:
      StackMap stack: int
         7: istore 3 /* loopLen */
        start local 3 // int loopLen
         8: .line 157
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         9: goto 15
        10: .line 158
      StackMap locals: int int
      StackMap stack:
            aload 2 /* temp */
            iload 4 /* i */
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aaload
            aastore
        11: .line 159
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aconst_null
            aastore
        12: .line 160
            aload 0 /* this */
            dup
            getfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            iconst_1
            iadd
            dup_x1
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
            aload 0 /* this */
            getfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
            if_icmpne 14
        13: .line 161
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
        14: .line 157
      StackMap locals:
      StackMap stack:
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        15: iload 4 /* i */
            iload 3 /* loopLen */
            if_icmplt 10
        end local 4 // int i
        16: .line 163
            aload 0 /* this */
            aload 2 /* temp */
            putfield ch.qos.logback.core.helpers.CyclicBuffer.ea:[Ljava/lang/Object;
        17: .line 164
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.first:I
        18: .line 165
            aload 0 /* this */
            iload 3 /* loopLen */
            putfield ch.qos.logback.core.helpers.CyclicBuffer.numElems:I
        19: .line 166
            aload 0 /* this */
            iload 1 /* newSize */
            putfield ch.qos.logback.core.helpers.CyclicBuffer.maxSize:I
        20: .line 167
            iload 3 /* loopLen */
            iload 1 /* newSize */
            if_icmpne 23
        21: .line 168
            aload 0 /* this */
            iconst_0
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
        22: .line 169
            goto 24
        23: .line 170
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iload 3 /* loopLen */
            putfield ch.qos.logback.core.helpers.CyclicBuffer.last:I
        24: .line 172
      StackMap locals:
      StackMap stack:
            return
        end local 3 // int loopLen
        end local 2 // java.lang.Object[] temp
        end local 1 // int newSize
        end local 0 // ch.qos.logback.core.helpers.CyclicBuffer this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   25     0     this  Lch/qos/logback/core/helpers/CyclicBuffer<TE;>;
            0   25     1  newSize  I
            5   25     2     temp  [Ljava/lang/Object;
            8   25     3  loopLen  I
            9   16     4        i  I
    MethodParameters:
         Name  Flags
      newSize  
}
Signature: <E:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "CyclicBuffer.java"
/

ch.qos.logback/ logback-core/ 1.2.3/ ch/qos/logback/core/helpers/CyclicBuffer.class
