public final class org.apache.lucene.util.SPIClassIterator<S> implements java.util.Iterator<java.lang.Class<? extends S>>
minor version: 0
major version: 59
flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
this_class: org.apache.lucene.util.SPIClassIterator
super_class: java.lang.Object
{
private static final java.lang.String META_INF_SERVICES;
descriptor: Ljava/lang/String;
flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
ConstantValue: "META-INF/services/"
private final java.lang.Class<S> clazz;
descriptor: Ljava/lang/Class;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/lang/Class<TS;>;
private final java.lang.ClassLoader loader;
descriptor: Ljava/lang/ClassLoader;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
private final java.util.Enumeration<java.net.URL> profilesEnum;
descriptor: Ljava/util/Enumeration;
flags: (0x0012) ACC_PRIVATE, ACC_FINAL
Signature: Ljava/util/Enumeration<Ljava/net/URL;>;
private java.util.Iterator<java.lang.String> linesIterator;
descriptor: Ljava/util/Iterator;
flags: (0x0002) ACC_PRIVATE
Signature: Ljava/util/Iterator<Ljava/lang/String;>;
static final boolean $assertionsDisabled;
descriptor: Z
flags: (0x1018) ACC_STATIC, ACC_FINAL, ACC_SYNTHETIC
static void <clinit>();
descriptor: ()V
flags: (0x0008) ACC_STATIC
Code:
stack=1, locals=0, args_size=0
0: ldc Lorg/apache/lucene/util/SPIClassIterator;
invokevirtual java.lang.Class.desiredAssertionStatus:()Z
ifne 1
iconst_1
goto 2
StackMap locals:
StackMap stack:
1: iconst_0
StackMap locals:
StackMap stack: int
2: putstatic org.apache.lucene.util.SPIClassIterator.$assertionsDisabled:Z
3: return
LocalVariableTable:
Start End Slot Name Signature
public static <S> org.apache.lucene.util.SPIClassIterator<S> get(java.lang.Class<S>);
descriptor: (Ljava/lang/Class;)Lorg/apache/lucene/util/SPIClassIterator;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=5, locals=1, args_size=1
start local 0 0: new org.apache.lucene.util.SPIClassIterator
dup
aload 0
1: aload 0
invokevirtual java.lang.Class.getClassLoader:()Ljava/lang/ClassLoader;
aload 0
invokedynamic get(Ljava/lang/Class;)Ljava/util/function/Supplier;
Bootstrap: invokestatic java.lang.invoke.LambdaMetafactory.metafactory:(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite;
Method arguments:
()Ljava/lang/Object;
org/apache/lucene/util/SPIClassIterator.lambda$0(Ljava/lang/Class;)Ljava/lang/String; (6)
()Ljava/lang/String;
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/util/function/Supplier;)Ljava/lang/Object;
checkcast java.lang.ClassLoader
2: invokespecial org.apache.lucene.util.SPIClassIterator.<init>:(Ljava/lang/Class;Ljava/lang/ClassLoader;)V
areturn
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 3 0 clazz Ljava/lang/Class<TS;>;
Signature: <S:Ljava/lang/Object;>(Ljava/lang/Class<TS;>;)Lorg/apache/lucene/util/SPIClassIterator<TS;>;
MethodParameters:
Name Flags
clazz
public static <S> org.apache.lucene.util.SPIClassIterator<S> get(java.lang.Class<S>, java.lang.ClassLoader);
descriptor: (Ljava/lang/Class;Ljava/lang/ClassLoader;)Lorg/apache/lucene/util/SPIClassIterator;
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=4, locals=2, args_size=2
start local 0 start local 1 0: new org.apache.lucene.util.SPIClassIterator
dup
aload 0
aload 1
invokespecial org.apache.lucene.util.SPIClassIterator.<init>:(Ljava/lang/Class;Ljava/lang/ClassLoader;)V
areturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 clazz Ljava/lang/Class<TS;>;
0 1 1 loader Ljava/lang/ClassLoader;
Signature: <S:Ljava/lang/Object;>(Ljava/lang/Class<TS;>;Ljava/lang/ClassLoader;)Lorg/apache/lucene/util/SPIClassIterator<TS;>;
MethodParameters:
Name Flags
clazz
loader
public static boolean isParentClassLoader(java.lang.ClassLoader, java.lang.ClassLoader);
descriptor: (Ljava/lang/ClassLoader;Ljava/lang/ClassLoader;)Z
flags: (0x0009) ACC_PUBLIC, ACC_STATIC
Code:
stack=2, locals=3, args_size=2
start local 0 start local 1 0: aload 1
astore 2
start local 2 1: goto 5
2: StackMap locals: java.lang.ClassLoader
StackMap stack:
aload 2
aload 0
if_acmpne 4
3: iconst_1
ireturn
4: StackMap locals:
StackMap stack:
aload 2
invokevirtual java.lang.ClassLoader.getParent:()Ljava/lang/ClassLoader;
astore 2
5: StackMap locals:
StackMap stack:
aload 2
ifnonnull 2
6: iconst_0
ireturn
end local 2 7: StackMap locals: java.lang.ClassLoader java.lang.ClassLoader
StackMap stack: java.lang.SecurityException
pop
8: iconst_0
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 9 0 parent Ljava/lang/ClassLoader;
0 9 1 child Ljava/lang/ClassLoader;
1 7 2 cl Ljava/lang/ClassLoader;
Exception table:
from to target type
0 3 7 Class java.lang.SecurityException
4 6 7 Class java.lang.SecurityException
MethodParameters:
Name Flags
parent final
child final
private void <init>(java.lang.Class<S>, java.lang.ClassLoader);
descriptor: (Ljava/lang/Class;Ljava/lang/ClassLoader;)V
flags: (0x0002) ACC_PRIVATE
Code:
stack=5, locals=4, args_size=3
start local 0 start local 1 start local 2 0: aload 0
invokespecial java.lang.Object.<init>:()V
1: aload 0
aload 1
ldc "clazz"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
checkcast java.lang.Class
putfield org.apache.lucene.util.SPIClassIterator.clazz:Ljava/lang/Class;
2: aload 0
aload 2
ldc "loader"
invokestatic java.util.Objects.requireNonNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
checkcast java.lang.ClassLoader
putfield org.apache.lucene.util.SPIClassIterator.loader:Ljava/lang/ClassLoader;
3: new java.lang.StringBuilder
dup
ldc "META-INF/services/"
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 1
invokevirtual java.lang.Class.getName:()Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
astore 3
start local 3 4: aload 0
aload 2
aload 3
invokevirtual java.lang.ClassLoader.getResources:(Ljava/lang/String;)Ljava/util/Enumeration;
putfield org.apache.lucene.util.SPIClassIterator.profilesEnum:Ljava/util/Enumeration;
end local 3 5: goto 8
StackMap locals: org.apache.lucene.util.SPIClassIterator java.lang.Class java.lang.ClassLoader
StackMap stack: java.io.IOException
6: astore 3
start local 3 7: new java.util.ServiceConfigurationError
dup
new java.lang.StringBuilder
dup
ldc "Error loading SPI profiles for type "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 1
invokevirtual java.lang.Class.getName:()Ljava/lang/String;
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
ldc " from classpath"
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
aload 3
invokespecial java.util.ServiceConfigurationError.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
athrow
end local 3 8: StackMap locals:
StackMap stack:
aload 0
invokestatic java.util.Collections.emptySet:()Ljava/util/Set;
invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
putfield org.apache.lucene.util.SPIClassIterator.linesIterator:Ljava/util/Iterator;
9: return
end local 2 end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lorg/apache/lucene/util/SPIClassIterator<TS;>;
0 10 1 clazz Ljava/lang/Class<TS;>;
0 10 2 loader Ljava/lang/ClassLoader;
4 5 3 fullName Ljava/lang/String;
7 8 3 ioe Ljava/io/IOException;
Exception table:
from to target type
3 5 6 Class java.io.IOException
Signature: (Ljava/lang/Class<TS;>;Ljava/lang/ClassLoader;)V
MethodParameters:
Name Flags
clazz
loader
private boolean loadNextProfile();
descriptor: ()Z
flags: (0x0002) ACC_PRIVATE
Code:
stack=6, locals=9, args_size=1
start local 0 0: aconst_null
astore 1
start local 1 1: goto 39
2: StackMap locals: java.util.ArrayList
StackMap stack:
aload 1
ifnull 5
3: aload 1
invokevirtual java.util.ArrayList.clear:()V
4: goto 6
5: StackMap locals:
StackMap stack:
new java.util.ArrayList
dup
invokespecial java.util.ArrayList.<init>:()V
astore 1
6: StackMap locals:
StackMap stack:
aload 0
getfield org.apache.lucene.util.SPIClassIterator.profilesEnum:Ljava/util/Enumeration;
invokeinterface java.util.Enumeration.nextElement:()Ljava/lang/Object;
checkcast java.net.URL
astore 2
start local 2 7: aload 2
invokevirtual java.net.URL.openStream:()Ljava/io/InputStream;
astore 3
start local 3 8: iconst_0
istore 4
start local 4 9: new java.io.BufferedReader
dup
new java.io.InputStreamReader
dup
aload 3
getstatic java.nio.charset.StandardCharsets.UTF_8:Ljava/nio/charset/Charset;
invokespecial java.io.InputStreamReader.<init>:(Ljava/io/InputStream;Ljava/nio/charset/Charset;)V
invokespecial java.io.BufferedReader.<init>:(Ljava/io/Reader;)V
astore 5
start local 5 10: goto 17
start local 6 11: StackMap locals: org.apache.lucene.util.SPIClassIterator java.util.ArrayList java.net.URL java.io.InputStream int java.io.BufferedReader java.lang.String
StackMap stack:
aload 6
bipush 35
invokevirtual java.lang.String.indexOf:(I)I
istore 7
start local 7 12: iload 7
iflt 14
13: aload 6
iconst_0
iload 7
invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
astore 6
14: StackMap locals: int
StackMap stack:
aload 6
invokevirtual java.lang.String.trim:()Ljava/lang/String;
astore 6
15: aload 6
invokevirtual java.lang.String.length:()I
ifle 17
16: aload 1
aload 6
invokevirtual java.util.ArrayList.add:(Ljava/lang/Object;)Z
pop
end local 7 end local 6 17: StackMap locals:
StackMap stack:
aload 5
invokevirtual java.io.BufferedReader.readLine:()Ljava/lang/String;
dup
astore 6
start local 6 18: ifnonnull 11
19: iconst_1
istore 4
end local 6 end local 5 20: goto 28
StackMap locals: org.apache.lucene.util.SPIClassIterator java.util.ArrayList java.net.URL java.io.InputStream int
StackMap stack: java.lang.Throwable
21: astore 8
22: iload 4
ifeq 25
iconst_1
anewarray java.io.Closeable
dup
iconst_0
23: aload 3
aastore
invokestatic org.apache.lucene.util.IOUtils.close:([Ljava/io/Closeable;)V
24: goto 27
StackMap locals: org.apache.lucene.util.SPIClassIterator java.util.ArrayList java.net.URL java.io.InputStream int top top top java.lang.Throwable
StackMap stack:
25: iconst_1
anewarray java.io.Closeable
dup
iconst_0
26: aload 3
aastore
invokestatic org.apache.lucene.util.IOUtils.closeWhileHandlingException:([Ljava/io/Closeable;)V
27: StackMap locals:
StackMap stack:
aload 8
athrow
28: StackMap locals: org.apache.lucene.util.SPIClassIterator java.util.ArrayList java.net.URL java.io.InputStream int
StackMap stack:
iload 4
ifeq 31
iconst_1
anewarray java.io.Closeable
dup
iconst_0
29: aload 3
aastore
invokestatic org.apache.lucene.util.IOUtils.close:([Ljava/io/Closeable;)V
30: goto 36
StackMap locals:
StackMap stack:
31: iconst_1
anewarray java.io.Closeable
dup
iconst_0
32: aload 3
aastore
invokestatic org.apache.lucene.util.IOUtils.closeWhileHandlingException:([Ljava/io/Closeable;)V
end local 4 end local 3 33: goto 36
StackMap locals: org.apache.lucene.util.SPIClassIterator java.util.ArrayList java.net.URL
StackMap stack: java.io.IOException
34: astore 3
start local 3 35: new java.util.ServiceConfigurationError
dup
new java.lang.StringBuilder
dup
ldc "Error loading SPI class list from URL: "
invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
aload 2
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
aload 3
invokespecial java.util.ServiceConfigurationError.<init>:(Ljava/lang/String;Ljava/lang/Throwable;)V
athrow
end local 3 36: StackMap locals:
StackMap stack:
aload 1
invokevirtual java.util.ArrayList.isEmpty:()Z
ifne 39
37: aload 0
aload 1
invokevirtual java.util.ArrayList.iterator:()Ljava/util/Iterator;
putfield org.apache.lucene.util.SPIClassIterator.linesIterator:Ljava/util/Iterator;
38: iconst_1
ireturn
end local 2 39: StackMap locals:
StackMap stack:
aload 0
getfield org.apache.lucene.util.SPIClassIterator.profilesEnum:Ljava/util/Enumeration;
invokeinterface java.util.Enumeration.hasMoreElements:()Z
ifne 2
40: iconst_0
ireturn
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 41 0 this Lorg/apache/lucene/util/SPIClassIterator<TS;>;
1 41 1 lines Ljava/util/ArrayList<Ljava/lang/String;>;
7 39 2 url Ljava/net/URL;
8 33 3 in Ljava/io/InputStream;
9 33 4 success Z
10 20 5 reader Ljava/io/BufferedReader;
11 17 6 line Ljava/lang/String;
18 20 6 line Ljava/lang/String;
12 17 7 pos I
35 36 3 ioe Ljava/io/IOException;
Exception table:
from to target type
9 21 21 any
7 33 34 Class java.io.IOException
public boolean hasNext();
descriptor: ()Z
flags: (0x0001) ACC_PUBLIC
Code:
stack=1, locals=1, args_size=1
start local 0 0: aload 0
getfield org.apache.lucene.util.SPIClassIterator.linesIterator:Ljava/util/Iterator;
invokeinterface java.util.Iterator.hasNext:()Z
ifne 1
aload 0
invokevirtual org.apache.lucene.util.SPIClassIterator.loadNextProfile:()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 Lorg/apache/lucene/util/SPIClassIterator<TS;>;
public java.lang.Class<? extends S> next();
descriptor: ()Ljava/lang/Class;
flags: (0x0001) ACC_PUBLIC
Code:
stack=8, locals=2, args_size=1
start local 0 0: aload 0
invokevirtual org.apache.lucene.util.SPIClassIterator.hasNext:()Z
ifne 2
1: new java.util.NoSuchElementException
dup
invokespecial java.util.NoSuchElementException.<init>:()V
athrow
2: StackMap locals:
StackMap stack:
getstatic org.apache.lucene.util.SPIClassIterator.$assertionsDisabled:Z
ifne 3
aload 0
getfield org.apache.lucene.util.SPIClassIterator.linesIterator:Ljava/util/Iterator;
invokeinterface java.util.Iterator.hasNext:()Z
ifne 3
new java.lang.AssertionError
dup
invokespecial java.lang.AssertionError.<init>:()V
athrow
3: StackMap locals:
StackMap stack:
aload 0
getfield org.apache.lucene.util.SPIClassIterator.linesIterator:Ljava/util/Iterator;
invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
checkcast java.lang.String
astore 1
start local 1 4: aload 1
iconst_0
aload 0
getfield org.apache.lucene.util.SPIClassIterator.loader:Ljava/lang/ClassLoader;
invokestatic java.lang.Class.forName:(Ljava/lang/String;ZLjava/lang/ClassLoader;)Ljava/lang/Class;
aload 0
getfield org.apache.lucene.util.SPIClassIterator.clazz:Ljava/lang/Class;
invokevirtual java.lang.Class.asSubclass:(Ljava/lang/Class;)Ljava/lang/Class;
5: areturn
6: StackMap locals: org.apache.lucene.util.SPIClassIterator java.lang.String
StackMap stack: java.lang.ClassNotFoundException
pop
7: new java.util.ServiceConfigurationError
dup
getstatic java.util.Locale.ROOT:Ljava/util/Locale;
ldc "An SPI class of type %s with classname %s does not exist, please fix the file '%s%1$s' in your classpath."
iconst_3
anewarray java.lang.Object
dup
iconst_0
8: aload 0
getfield org.apache.lucene.util.SPIClassIterator.clazz:Ljava/lang/Class;
invokevirtual java.lang.Class.getName:()Ljava/lang/String;
aastore
dup
iconst_1
aload 1
aastore
dup
iconst_2
ldc "META-INF/services/"
aastore
9: invokestatic java.lang.String.format:(Ljava/util/Locale;Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
invokespecial java.util.ServiceConfigurationError.<init>:(Ljava/lang/String;)V
athrow
end local 1 end local 0 LocalVariableTable:
Start End Slot Name Signature
0 10 0 this Lorg/apache/lucene/util/SPIClassIterator<TS;>;
4 10 1 c Ljava/lang/String;
Exception table:
from to target type
4 5 6 Class java.lang.ClassNotFoundException
Signature: ()Ljava/lang/Class<+TS;>;
public void remove();
descriptor: ()V
flags: (0x0001) ACC_PUBLIC
Code:
stack=2, locals=1, args_size=1
start local 0 0: new java.lang.UnsupportedOperationException
dup
invokespecial java.lang.UnsupportedOperationException.<init>:()V
athrow
end local 0 LocalVariableTable:
Start End Slot Name Signature
0 1 0 this Lorg/apache/lucene/util/SPIClassIterator<TS;>;
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 org.apache.lucene.util.SPIClassIterator.next:()Ljava/lang/Class;
areturn
LocalVariableTable:
Start End Slot Name Signature
private static java.lang.String lambda$0(java.lang.Class);
descriptor: (Ljava/lang/Class;)Ljava/lang/String;
flags: (0x100a) ACC_PRIVATE, ACC_STATIC, ACC_SYNTHETIC
Code:
stack=2, locals=1, args_size=1
0: new java.lang.StringBuilder
dup
invokespecial java.lang.StringBuilder.<init>:()V
aload 0
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
ldc " has no classloader."
invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
areturn
LocalVariableTable:
Start End Slot Name Signature
}
Signature: <S:Ljava/lang/Object;>Ljava/lang/Object;Ljava/util/Iterator<Ljava/lang/Class<+TS;>;>;
SourceFile: "SPIClassIterator.java"
InnerClasses:
public final Lookup = java.lang.invoke.MethodHandles$Lookup of java.lang.invoke.MethodHandles