public class org.springframework.util.CompositeIterator<E> implements java.util.Iterator<E>
minor version: 0
major version: 59
flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
this_class: org.springframework.util.CompositeIterator
super_class: java.lang.Object
{
private final java.util.Set<java.util.Iterator<E>> iterators;
descriptor: Ljava/util/Set;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/util/Set<Ljava/util/Iterator<TE;>;>;
private boolean inUse;
descriptor: Z
flags: (0x0002) ACC_PRIVATE
public void <init>();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
new java.util.LinkedHashSet
dup
invokespecial java.util.LinkedHashSet.<init>:()V
putfield org.springframework.util.CompositeIterator.iterators:Ljava/util/Set;
2: aload 0
iconst_0
putfield org.springframework.util.CompositeIterator.inUse:Z
3: return
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 4 0 this Lorg/springframework/util/CompositeIterator<TE;>;
public void add(java.util.Iterator<E>);
descriptor: (Ljava/util/Iterator;)V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=2, args_size=2
start local 0 start local 1 0: aload 0
getfield org.springframework.util.CompositeIterator.inUse:Z
ifeq 1
iconst_0
goto 2
StackMap locals:
StackMap stack:
1: iconst_1
StackMap locals:
StackMap stack: int
2: ldc "You can no longer add iterators to a composite iterator that's already in use"
invokestatic org.springframework.util.Assert.state:(ZLjava/lang/String;)V
3: aload 0
getfield org.springframework.util.CompositeIterator.iterators:Ljava/util/Set;
aload 1
invokeinterface java.util.Set.contains:(Ljava/lang/Object;)Z
ifeq 5
4: new java.lang.IllegalArgumentException
dup
ldc "You cannot add the same iterator twice"
invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
athrow
5: StackMap locals:
StackMap stack:
aload 0
getfield org.springframework.util.CompositeIterator.iterators:Ljava/util/Set;
aload 1
invokeinterface java.util.Set.add:(Ljava/lang/Object;)Z
pop
6: return
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lorg/springframework/util/CompositeIterator<TE;>;
0 7 1 iterator Ljava/util/Iterator<TE;>;
Signature: (Ljava/util/Iterator<TE;>;)V
MethodParameters:
Name Flags
iterator
public boolean hasNext();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=3, args_size=1
start local 0 0: aload 0
iconst_1
putfield org.springframework.util.CompositeIterator.inUse:Z
1: aload 0
getfield org.springframework.util.CompositeIterator.iterators:Ljava/util/Set;
invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
astore 2
goto 5
StackMap locals: org.springframework.util.CompositeIterator top java.util.Iterator
StackMap stack:
2: aload 2
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
checkcast java.util.Iterator
astore 1
start local 1 3: aload 1
invokeinterface java.util.Iterator.hasNext:()Z
ifeq 5
4: iconst_1
ireturn
end local 1 5: StackMap locals:
StackMap stack:
aload 2
invokeinterface java.util.Iterator.hasNext:()Z
ifne 2
6: iconst_0
ireturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lorg/springframework/util/CompositeIterator<TE;>;
3 5 1 iterator Ljava/util/Iterator<TE;>;
public E next();
descriptor: ()Ljava/lang/Object;
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=3, args_size=1
start local 0 0: aload 0
iconst_1
putfield org.springframework.util.CompositeIterator.inUse:Z
1: aload 0
getfield org.springframework.util.CompositeIterator.iterators:Ljava/util/Set;
invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
astore 2
goto 5
StackMap locals: org.springframework.util.CompositeIterator top java.util.Iterator
StackMap stack:
2: aload 2
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
checkcast java.util.Iterator
astore 1
start local 1 3: aload 1
invokeinterface java.util.Iterator.hasNext:()Z
ifeq 5
4: aload 1
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
areturn
end local 1 5: StackMap locals:
StackMap stack:
aload 2
invokeinterface java.util.Iterator.hasNext:()Z
ifne 2
6: new java.util.NoSuchElementException
dup
ldc "All iterators exhausted"
invokespecial java.util.NoSuchElementException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 7 0 this Lorg/springframework/util/CompositeIterator<TE;>;
3 5 1 iterator Ljava/util/Iterator<TE;>;
Signature: ()TE;
public void remove();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=3, locals=1, args_size=1
start local 0 0: new java.lang.UnsupportedOperationException
dup
ldc "CompositeIterator does not support remove()"
invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/springframework/util/CompositeIterator<TE;>;
}
Signature: <E:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Iterator<TE;>;
SourceFile: "CompositeIterator.java"