final class java.util.ServiceLoader$LayerLookupIterator<T> implements java.util.Iterator<java.util.ServiceLoader$Provider<T>>
minor version: 0
major version: 59
flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
this_class: java.util.ServiceLoader$LayerLookupIterator
super_class: java.lang.Object
{
java.util.Deque<java.lang.ModuleLayer> stack;
descriptor: Ljava/util/Deque;
flags: (0x0000)
Signature: Ljava/util/Deque<Ljava/lang/ModuleLayer;>;
java.util.Set<java.lang.ModuleLayer> visited;
descriptor: Ljava/util/Set;
flags: (0x0000)
Signature: Ljava/util/Set<Ljava/lang/ModuleLayer;>;
java.util.Iterator<jdk.internal.module.ServicesCatalog$ServiceProvider> iterator;
descriptor: Ljava/util/Iterator;
flags: (0x0000)
Signature: Ljava/util/Iterator<Ljdk/internal/module/ServicesCatalog$ServiceProvider;>;
java.util.ServiceLoader$Provider<T> nextProvider;
descriptor: Ljava/util/ServiceLoader$Provider;
flags: (0x0000)
Signature: Ljava/util/ServiceLoader$Provider<TT;>;
java.util.ServiceConfigurationError nextError;
descriptor: Ljava/util/ServiceConfigurationError;
flags: (0x0000)
final java.util.ServiceLoader this$0;
descriptor: Ljava/util/ServiceLoader;
flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC
static final boolean $assertionsDisabled;
descriptor: Z
flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=1, locals=0, args_size=0
0: ldc Ljava/util/ServiceLoader;
invokevirtual java.lang.Class.desiredAssertionStatus:()Z
ifne 1
iconst_1
goto 2
StackMap locals:
StackMap stack:
1: iconst_0
StackMap locals:
StackMap stack: int
2: putstatic java.util.ServiceLoader$LayerLookupIterator.$assertionsDisabled:Z
return
LocalVariableTable:
Start End Slot Name Signature
void <init>(java.util.ServiceLoader);
descriptor: (Ljava/util/ServiceLoader;)V
flags: (0x0000)
Code:
stack=3, locals=2, args_size=2
start local 0 0: aload 0
aload 1
putfield java.util.ServiceLoader$LayerLookupIterator.this$0:Ljava/util/ServiceLoader;
aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
new java.util.ArrayDeque
dup
invokespecial java.util.ArrayDeque.<init>:()V
putfield java.util.ServiceLoader$LayerLookupIterator.stack:Ljava/util/Deque;
2: aload 0
new java.util.HashSet
dup
invokespecial java.util.HashSet.<init>:()V
putfield java.util.ServiceLoader$LayerLookupIterator.visited:Ljava/util/Set;
3: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.visited:Ljava/util/Set;
aload 1
getfield java.util.ServiceLoader.layer:Ljava/lang/ModuleLayer;
invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
pop
4: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.stack:Ljava/util/Deque;
aload 1
getfield java.util.ServiceLoader.layer:Ljava/lang/ModuleLayer;
invokeinterface java.util.Deque.push:(Ljava/lang/Object;)V
5: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 6 0 this Ljava/util/ServiceLoader<TS;>.LayerLookupIterator<TT;>;
MethodParameters:
Name Flags
this$0 final
private java.util.Iterator<jdk.internal.module.ServicesCatalog$ServiceProvider> providers(java.lang.ModuleLayer);
descriptor: (Ljava/lang/ModuleLayer;)Ljava/util/Iterator;
flags: (0x0002) ACC_PRIVATE
Code:
stack=2, locals=3, args_size=2
start local 0 start local 1 0: getstatic java.util.ServiceLoader.LANG_ACCESS:Ljdk/internal/misc/JavaLangAccess;
aload 1
invokeinterface jdk.internal.misc.JavaLangAccess.getServicesCatalog:(Ljava/lang/ModuleLayer;)Ljdk/internal/module/ServicesCatalog;
astore 2
start local 2 1: aload 2
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.this$0:Ljava/util/ServiceLoader;
getfield java.util.ServiceLoader.serviceName:Ljava/lang/String;
invokevirtual jdk.internal.module.ServicesCatalog.findServices:(Ljava/lang/String;)Ljava/util/List;
invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
areturn
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 2 0 this Ljava/util/ServiceLoader<TS;>.LayerLookupIterator<TT;>;
0 2 1 layer Ljava/lang/ModuleLayer;
1 2 2 catalog Ljdk/internal/module/ServicesCatalog;
Signature: (Ljava/lang/ModuleLayer;)Ljava/util/Iterator<Ljdk/internal/module/ServicesCatalog$ServiceProvider;>;
MethodParameters:
Name Flags
layer
public boolean hasNext();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=5, args_size=1
start local 0 0: goto 21
1: StackMap locals:
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.stack:Ljava/util/Deque;
invokeinterface java.util.Deque.isEmpty:()Z
ifeq 3
2: iconst_0
ireturn
3: StackMap locals:
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.stack:Ljava/util/Deque;
invokeinterface java.util.Deque.pop:()Ljava/lang/Object;
checkcast java.lang.ModuleLayer
astore 1
start local 1 4: aload 1
invokevirtual java.lang.ModuleLayer.parents:()Ljava/util/List;
astore 2
start local 2 5: aload 2
invokeinterface java.util.List.size:()I
iconst_1
isub
istore 3
start local 3 6: goto 12
7: StackMap locals: java.lang.ModuleLayer java.util.List int
StackMap stack:
aload 2
iload 3
invokeinterface java.util.List.get:(I)Ljava/lang/Object;
checkcast java.lang.ModuleLayer
astore 4
start local 4 8: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.visited:Ljava/util/Set;
aload 4
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifne 11
9: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.visited:Ljava/util/Set;
aload 4
invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
pop
10: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.stack:Ljava/util/Deque;
aload 4
invokeinterface java.util.Deque.push:(Ljava/lang/Object;)V
end local 4 11: StackMap locals:
StackMap stack:
iinc 3 -1
StackMap locals:
StackMap stack:
12: iload 3
ifge 7
end local 3 13: aload 0
aload 0
aload 1
invokevirtual java.util.ServiceLoader$LayerLookupIterator.providers:(Ljava/lang/ModuleLayer;)Ljava/util/Iterator;
putfield java.util.ServiceLoader$LayerLookupIterator.iterator:Ljava/util/Iterator;
end local 2 end local 1 14: StackMap locals:
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.iterator:Ljava/util/Iterator;
ifnull 1
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.iterator:Ljava/util/Iterator;
invokeinterface java.util.Iterator.hasNext:()Z
ifeq 1
15: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.iterator:Ljava/util/Iterator;
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
checkcast jdk.internal.module.ServicesCatalog$ServiceProvider
astore 1
start local 1 16: aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.this$0:Ljava/util/ServiceLoader;
aload 1
invokevirtual java.util.ServiceLoader.loadProvider:(Ljdk/internal/module/ServicesCatalog$ServiceProvider;)Ljava/util/ServiceLoader$Provider;
astore 2
start local 2 17: aload 0
aload 2
putfield java.util.ServiceLoader$LayerLookupIterator.nextProvider:Ljava/util/ServiceLoader$Provider;
end local 2 18: goto 21
StackMap locals: java.util.ServiceLoader$LayerLookupIterator jdk.internal.module.ServicesCatalog$ServiceProvider
StackMap stack: java.util.ServiceConfigurationError
19: astore 2
start local 2 20: aload 0
aload 2
putfield java.util.ServiceLoader$LayerLookupIterator.nextError:Ljava/util/ServiceConfigurationError;
end local 2 end local 1 21: StackMap locals:
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.nextProvider:Ljava/util/ServiceLoader$Provider;
ifnonnull 22
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.nextError:Ljava/util/ServiceConfigurationError;
ifnull 14
22: StackMap locals:
StackMap stack:
iconst_1
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 23 0 this Ljava/util/ServiceLoader<TS;>.LayerLookupIterator<TT;>;
4 14 1 layer Ljava/lang/ModuleLayer;
5 14 2 parents Ljava/util/List<Ljava/lang/ModuleLayer;>;
6 13 3 i I
8 11 4 parent Ljava/lang/ModuleLayer;
16 21 1 provider Ljdk/internal/module/ServicesCatalog$ServiceProvider;
17 18 2 next Ljava/util/ServiceLoader$Provider<TT;>;
20 21 2 e Ljava/util/ServiceConfigurationError;
Exception table:
from to target type
16 18 19 Class java.util.ServiceConfigurationError
public java.util.ServiceLoader$Provider<T> next();
descriptor: ()Ljava/util/ServiceLoader$Provider;
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=1
start local 0 0: aload 0
invokevirtual java.util.ServiceLoader$LayerLookupIterator.hasNext:()Z
ifne 2
1: new java.util.NoSuchElementException
dup
invokespecial java.util.NoSuchElementException.<init>:()V
athrow
2: StackMap locals:
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.nextProvider:Ljava/util/ServiceLoader$Provider;
astore 1
start local 1 3: aload 1
ifnull 6
4: aload 0
aconst_null
putfield java.util.ServiceLoader$LayerLookupIterator.nextProvider:Ljava/util/ServiceLoader$Provider;
5: aload 1
areturn
6: StackMap locals: java.util.ServiceLoader$Provider
StackMap stack:
aload 0
getfield java.util.ServiceLoader$LayerLookupIterator.nextError:Ljava/util/ServiceConfigurationError;
astore 2
start local 2 7: getstatic java.util.ServiceLoader$LayerLookupIterator.$assertionsDisabled:Z
ifne 8
aload 2
ifnonnull 8
new java.lang.AssertionError
dup
invokespecial java.lang.AssertionError.<init>:()V
athrow
8: StackMap locals: java.util.ServiceConfigurationError
StackMap stack:
aload 0
aconst_null
putfield java.util.ServiceLoader$LayerLookupIterator.nextError:Ljava/util/ServiceConfigurationError;
9: aload 2
athrow
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Ljava/util/ServiceLoader<TS;>.LayerLookupIterator<TT;>;
3 10 1 provider Ljava/util/ServiceLoader$Provider<TT;>;
7 10 2 e Ljava/util/ServiceConfigurationError;
Signature: ()Ljava/util/ServiceLoader$Provider<TT;>;
public java.lang.Object next();
descriptor: ()Ljava/lang/Object;
flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
Code:
stack=1, locals=1, args_size=1
0: aload 0
invokevirtual java.util.ServiceLoader$LayerLookupIterator.next:()Ljava/util/ServiceLoader$Provider;
areturn
LocalVariableTable:
Start End Slot Name Signature
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Iterator<Ljava/util/ServiceLoader$Provider<TT;>;>;
SourceFile: "ServiceLoader.java"
NestHost: java.util.ServiceLoader
InnerClasses:
private final LayerLookupIterator = java.util.ServiceLoader$LayerLookupIterator of java.util.ServiceLoader
public abstract Provider = java.util.ServiceLoader$Provider of java.util.ServiceLoader
public final ServiceProvider = jdk.internal.module.ServicesCatalog$ServiceProvider of jdk.internal.module.ServicesCatalog