public final class com.android.internal.os.AtomicFile
minor version: 0
major version: 59
flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
this_class: com.android.internal.os.AtomicFile
super_class: java.lang.Object
{
private final java.io.File mBaseName;
descriptor: Ljava/io/File;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.io.File mBackupName;
descriptor: Ljava/io/File;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
public void <init>(java.io.File);
descriptor: (Ljava/io/File;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=6, locals=2, args_size=2
start local 0 start local 1 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
putfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
2: aload 0
new java.io.File
dup
new java.lang.StringBuilder
dup
aload 1
invokevirtual java.io.File.getPath:()Ljava/lang/String;
invokestatic java.lang.String.valueOf:(Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
ldc ".bak"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.io.File.<init>:(Ljava/lang/String;)V
putfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
3: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/android/internal/os/AtomicFile;
0 4 1 baseName Ljava/io/File;
MethodParameters:
Name Flags
baseName
public java.io.File getBaseFile();
descriptor: ()Ljava/io/File;
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lcom/android/internal/os/AtomicFile;
public java.io.FileOutputStream startWrite();
descriptor: ()Ljava/io/FileOutputStream;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=3, args_size=1
start local 0 0: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.exists:()Z
ifeq 8
1: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.exists:()Z
ifne 7
2: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.renameTo:(Ljava/io/File;)Z
ifne 8
3: ldc "AtomicFile"
new java.lang.StringBuilder
dup
ldc "Couldn't rename file "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
4: ldc " to backup file "
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
5: invokestatic android.util.Log.w:(Ljava/lang/String;Ljava/lang/String;)I
pop
6: goto 8
7: StackMap locals:
StackMap stack:
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
8: StackMap locals:
StackMap stack:
aconst_null
astore 1
start local 1 9: new java.io.FileOutputStream
dup
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;)V
astore 1
10: goto 23
StackMap locals: com.android.internal.os.AtomicFile java.io.FileOutputStream
StackMap stack: java.io.FileNotFoundException
11: pop
12: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.getParentFile:()Ljava/io/File;
astore 2
start local 2 13: aload 2
invokevirtual java.io.File.mkdir:()Z
ifne 15
14: new java.io.IOException
dup
new java.lang.StringBuilder
dup
ldc "Couldn't create directory "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
15: StackMap locals: java.io.File
StackMap stack:
aload 2
invokevirtual java.io.File.getPath:()Ljava/lang/String;
16: sipush 505
17: iconst_m1
iconst_m1
18: invokestatic android.os.FileUtils.setPermissions:(Ljava/lang/String;III)I
pop
19: new java.io.FileOutputStream
dup
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;)V
astore 1
20: goto 23
StackMap locals:
StackMap stack: java.io.FileNotFoundException
21: pop
22: new java.io.IOException
dup
new java.lang.StringBuilder
dup
ldc "Couldn't create "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
end local 2 23: StackMap locals:
StackMap stack:
aload 1
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 24 0 this Lcom/android/internal/os/AtomicFile;
9 24 1 str Ljava/io/FileOutputStream;
13 23 2 parent Ljava/io/File;
Exception table:
from to target type
9 10 11 Class java.io.FileNotFoundException
19 20 21 Class java.io.FileNotFoundException
Exceptions:
throws java.io.IOException
public void finishWrite(java.io.FileOutputStream);
descriptor: (Ljava/io/FileOutputStream;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 1
ifnull 7
1: aload 1
invokestatic android.os.FileUtils.sync:(Ljava/io/FileOutputStream;)Z
pop
2: aload 1
invokevirtual java.io.FileOutputStream.close:()V
3: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
4: goto 7
StackMap locals:
StackMap stack: java.io.IOException
5: astore 2
start local 2 6: ldc "AtomicFile"
ldc "finishWrite: Got exception:"
aload 2
invokestatic android.util.Log.w:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)I
pop
end local 2 7: StackMap locals:
StackMap stack:
return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Lcom/android/internal/os/AtomicFile;
0 8 1 str Ljava/io/FileOutputStream;
6 7 2 e Ljava/io/IOException;
Exception table:
from to target type
2 4 5 Class java.io.IOException
MethodParameters:
Name Flags
str
public void failWrite(java.io.FileOutputStream);
descriptor: (Ljava/io/FileOutputStream;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=2
start local 0 start local 1 0: aload 1
ifnull 8
1: aload 1
invokestatic android.os.FileUtils.sync:(Ljava/io/FileOutputStream;)Z
pop
2: aload 1
invokevirtual java.io.FileOutputStream.close:()V
3: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
4: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.renameTo:(Ljava/io/File;)Z
pop
5: goto 8
StackMap locals:
StackMap stack: java.io.IOException
6: astore 2
start local 2 7: ldc "AtomicFile"
ldc "failWrite: Got exception:"
aload 2
invokestatic android.util.Log.w:(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)I
pop
end local 2 8: StackMap locals:
StackMap stack:
return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 this Lcom/android/internal/os/AtomicFile;
0 9 1 str Ljava/io/FileOutputStream;
7 8 2 e Ljava/io/IOException;
Exception table:
from to target type
2 5 6 Class java.io.IOException
MethodParameters:
Name Flags
str
public java.io.FileOutputStream openAppend();
descriptor: ()Ljava/io/FileOutputStream;
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=1, args_size=1
start local 0 0: new java.io.FileOutputStream
dup
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
iconst_1
invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;Z)V
1: areturn
2: StackMap locals:
StackMap stack: java.io.FileNotFoundException
pop
3: new java.io.IOException
dup
new java.lang.StringBuilder
dup
ldc "Couldn't append "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/android/internal/os/AtomicFile;
Exception table:
from to target type
0 1 2 Class java.io.FileNotFoundException
Exceptions:
throws java.io.IOException
public void truncate();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=2, args_size=1
start local 0 0: new java.io.FileOutputStream
dup
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokespecial java.io.FileOutputStream.<init>:(Ljava/io/File;)V
astore 1
start local 1 1: aload 1
invokestatic android.os.FileUtils.sync:(Ljava/io/FileOutputStream;)Z
pop
2: aload 1
invokevirtual java.io.FileOutputStream.close:()V
end local 1 3: goto 7
StackMap locals:
StackMap stack: java.io.FileNotFoundException
4: pop
5: new java.io.IOException
dup
new java.lang.StringBuilder
dup
ldc "Couldn't append "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
invokespecial java.io.IOException.<init>:(Ljava/lang/String;)V
athrow
6: StackMap locals:
StackMap stack: java.io.IOException
pop
7: StackMap locals:
StackMap stack:
return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 8 0 this Lcom/android/internal/os/AtomicFile;
1 3 1 fos Ljava/io/FileOutputStream;
Exception table:
from to target type
0 3 4 Class java.io.FileNotFoundException
0 3 6 Class java.io.IOException
Exceptions:
throws java.io.IOException
public boolean exists();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.exists:()Z
ifne 1
aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.exists:()Z
ifne 1
iconst_0
ireturn
StackMap locals:
StackMap stack:
1: iconst_1
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Lcom/android/internal/os/AtomicFile;
public void delete();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
1: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
2: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 this Lcom/android/internal/os/AtomicFile;
public java.io.FileInputStream openRead();
descriptor: ()Ljava/io/FileInputStream;
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
invokevirtual java.io.File.exists:()Z
ifeq 3
1: aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.delete:()Z
pop
2: aload 0
getfield com.android.internal.os.AtomicFile.mBackupName:Ljava/io/File;
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokevirtual java.io.File.renameTo:(Ljava/io/File;)Z
pop
3: StackMap locals:
StackMap stack:
new java.io.FileInputStream
dup
aload 0
getfield com.android.internal.os.AtomicFile.mBaseName:Ljava/io/File;
invokespecial java.io.FileInputStream.<init>:(Ljava/io/File;)V
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lcom/android/internal/os/AtomicFile;
Exceptions:
throws java.io.FileNotFoundException
public byte[] readFully();
descriptor: ()[B
flags: (0x0001) ACC_PUBLIC
Code:
stack=5, locals=9, args_size=1
start local 0 0: aload 0
invokevirtual com.android.internal.os.AtomicFile.openRead:()Ljava/io/FileInputStream;
astore 1
start local 1 1: iconst_0
istore 2
start local 2 2: aload 1
invokevirtual java.io.FileInputStream.available:()I
istore 3
start local 3 3: iload 3
newarray 8
astore 4
start local 4 4: StackMap locals: com.android.internal.os.AtomicFile java.io.FileInputStream int int byte[]
StackMap stack:
aload 1
aload 4
iload 2
aload 4
arraylength
iload 2
isub
invokevirtual java.io.FileInputStream.read:([BII)I
istore 5
start local 5 5: iload 5
ifgt 9
6: aload 4
astore 8
7: aload 1
invokevirtual java.io.FileInputStream.close:()V
8: aload 8
areturn
9: StackMap locals: int
StackMap stack:
iload 2
iload 5
iadd
istore 2
10: aload 1
invokevirtual java.io.FileInputStream.available:()I
istore 3
11: iload 3
aload 4
arraylength
iload 2
isub
if_icmple 4
12: iload 2
iload 3
iadd
newarray 8
astore 6
start local 6 13: aload 4
iconst_0
aload 6
iconst_0
iload 2
invokestatic java.lang.System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V
14: aload 6
astore 4
end local 6 end local 5 15: goto 4
end local 4 end local 3 end local 2 16: StackMap locals: com.android.internal.os.AtomicFile java.io.FileInputStream
StackMap stack: java.lang.Throwable
astore 7
17: aload 1
invokevirtual java.io.FileInputStream.close:()V
18: aload 7
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 19 0 this Lcom/android/internal/os/AtomicFile;
1 19 1 stream Ljava/io/FileInputStream;
2 16 2 pos I
3 16 3 avail I
4 16 4 data [B
5 15 5 amt I
13 15 6 newData [B
Exception table:
from to target type
1 7 16 any
9 16 16 any
Exceptions:
throws java.io.IOException
}
SourceFile: "AtomicFile.java"