Move FS support to teavm-core module

classlib/src/main/java/org/teavm/classlib/java/io/TFile.java

@@ -23,10 +23,10 @@ import java.net.URI;
 import java.net.URISyntaxException;
 import java.util.Arrays;
 import java.util.Objects;
-import org.teavm.classlib.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileSystem;
-import org.teavm.classlib.fs.VirtualFileSystemProvider;
 import org.teavm.classlib.java.util.TRandom;
+import org.teavm.runtime.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFileSystem;
+import org.teavm.runtime.fs.VirtualFileSystemProvider;
 
 public class TFile implements Serializable, Comparable<TFile> {
     private String path;

classlib/src/main/java/org/teavm/classlib/java/io/TFileInputStream.java

@@ -19,8 +19,8 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.Objects;
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class TFileInputStream extends InputStream {
     private static final byte[] ONE_BYTE_BUFFER = new byte[1];

classlib/src/main/java/org/teavm/classlib/java/io/TFileOutputStream.java

@@ -20,8 +20,8 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.OutputStream;
 import java.util.Objects;
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class TFileOutputStream extends OutputStream {
     private static final byte[] ONE_BYTE_BUFER = new byte[1];

classlib/src/main/java/org/teavm/classlib/java/io/TRandomAccessFile.java

@@ -23,10 +23,10 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.UTFDataFormatException;
 import java.util.Objects;
-import org.teavm.classlib.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileAccessor;
 import org.teavm.classlib.java.lang.TIndexOutOfBoundsException;
 import org.teavm.classlib.java.lang.TNullPointerException;
+import org.teavm.runtime.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class TRandomAccessFile implements DataInput, DataOutput, Closeable {
     private static final byte[] ONE_BYTE_BUFFER = new byte[1];

classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java

@@ -18,12 +18,11 @@ package org.teavm.classlib.java.lang;
 import java.util.Enumeration;
 import java.util.Properties;
 import org.teavm.backend.c.intrinsic.RuntimeInclude;
+import org.teavm.backend.c.runtime.Memory;
+import org.teavm.backend.c.runtime.fs.CFileSystem;
 import org.teavm.backend.javascript.spi.GeneratedBy;
 import org.teavm.backend.wasm.runtime.WasmSupport;
 import org.teavm.classlib.PlatformDetector;
-import org.teavm.classlib.fs.VirtualFileSystemProvider;
-import org.teavm.classlib.fs.c.CFileSystem;
-import org.teavm.classlib.impl.c.Memory;
 import org.teavm.classlib.impl.console.StderrOutputStream;
 import org.teavm.classlib.impl.console.StdoutOutputStream;
 import org.teavm.classlib.java.io.TConsole;
@@ -41,6 +40,7 @@ import org.teavm.runtime.Allocator;
 import org.teavm.runtime.GC;
 import org.teavm.runtime.RuntimeArray;
 import org.teavm.runtime.RuntimeClass;
+import org.teavm.runtime.fs.VirtualFileSystemProvider;
 
 public final class TSystem extends TObject {
     private static TPrintStream outCache;

core/src/main/java/org/teavm/backend/c/CTarget.java

@@ -75,6 +75,7 @@ import org.teavm.backend.c.intrinsic.RuntimeClassIntrinsic;
 import org.teavm.backend.c.intrinsic.ShadowStackIntrinsic;
 import org.teavm.backend.c.intrinsic.StringsIntrinsic;
 import org.teavm.backend.c.intrinsic.StructureIntrinsic;
+import org.teavm.backend.c.transform.CFileSystemTransformer;
 import org.teavm.backend.lowlevel.analyze.LowLevelInliningFilterFactory;
 import org.teavm.backend.lowlevel.dependency.ExceptionHandlingDependencyListener;
 import org.teavm.backend.lowlevel.dependency.StringsDependencyListener;
@@ -227,6 +228,7 @@ public class CTarget implements TeaVMTarget, TeaVMCHost {
         transformers.add(new ClassPatch());
         transformers.add(new CDependencyListener());
         transformers.add(new WeakReferenceTransformation());
+        transformers.add(new CFileSystemTransformer());
         return transformers;
     }
 

core/src/main/java/org/teavm/backend/c/runtime/CharPtr.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.impl.c;
+package org.teavm.backend.c.runtime;
 
 import org.teavm.interop.Structure;
 

core/src/main/java/org/teavm/backend/c/runtime/Memory.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.impl.c;
+package org.teavm.backend.c.runtime;
 
 import org.teavm.interop.Address;
 import org.teavm.interop.Import;

core/src/main/java/org/teavm/backend/c/runtime/StringList.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.impl.c;
+package org.teavm.backend.c.runtime;
 
 import org.teavm.interop.Structure;
 

core/src/main/java/org/teavm/backend/c/runtime/fs/CFileSystem.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,20 +13,20 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.c;
+package org.teavm.backend.c.runtime.fs;
 
 import java.lang.ref.ReferenceQueue;
 import java.lang.ref.WeakReference;
 import java.util.HashMap;
 import java.util.Map;
 import org.teavm.backend.c.intrinsic.RuntimeInclude;
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.backend.c.runtime.Memory;
-import org.teavm.classlib.fs.VirtualFileSystem;
+import org.teavm.backend.c.runtime.StringList;
-import org.teavm.classlib.impl.c.Memory;
-import org.teavm.classlib.impl.c.StringList;
 import org.teavm.interop.Address;
 import org.teavm.interop.Import;
 import org.teavm.interop.Unmanaged;
+import org.teavm.runtime.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFileSystem;
 
 public class CFileSystem implements VirtualFileSystem {
     private Map<String, Entry> cache = new HashMap<>();

core/src/main/java/org/teavm/backend/c/runtime/fs/CVirtualFile.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,17 +13,17 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.c;
+package org.teavm.backend.c.runtime.fs;
 
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.backend.c.runtime.Memory;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.backend.c.runtime.StringList;
-import org.teavm.classlib.impl.c.Memory;
-import org.teavm.classlib.impl.c.StringList;
 import org.teavm.interop.Address;
+import org.teavm.runtime.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class CVirtualFile implements VirtualFile {
     CFileSystem fileSystem;

core/src/main/java/org/teavm/backend/c/runtime/fs/CVirtualFileAccessor.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2019 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,10 +13,10 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.c;
+package org.teavm.backend.c.runtime.fs;
 
 import java.io.IOException;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class CVirtualFileAccessor implements VirtualFileAccessor {
     private long file;

core/src/main/java/org/teavm/backend/c/transform/CFileSystemTransformer.java

@@ -0,0 +1,30 @@
+/*
+ *  Copyright 2022 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.backend.c.transform;
+
+import org.teavm.backend.c.runtime.fs.CFileSystem;
+import org.teavm.model.ClassHolderTransformerContext;
+import org.teavm.model.MethodHolder;
+import org.teavm.model.emit.ProgramEmitter;
+import org.teavm.runtime.fs.VirtualFileSystemProviderTransformer;
+
+public class CFileSystemTransformer extends VirtualFileSystemProviderTransformer {
+    @Override
+    protected void transformCreateMethod(MethodHolder method, ClassHolderTransformerContext context) {
+        ProgramEmitter pe = ProgramEmitter.create(method, context.getHierarchy());
+        pe.construct(CFileSystem.class).returnValue();
+    }
+}

core/src/main/java/org/teavm/runtime/fs/VirtualFile.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2017 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs;
+package org.teavm.runtime.fs;
 
 import java.io.IOException;
 

core/src/main/java/org/teavm/runtime/fs/VirtualFileAccessor.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2017 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs;
+package org.teavm.runtime.fs;
 
 import java.io.IOException;
 

core/src/main/java/org/teavm/runtime/fs/VirtualFileSystem.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2017 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,7 +13,7 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs;
+package org.teavm.runtime.fs;
 
 public interface VirtualFileSystem {
     String getUserDir();

core/src/main/java/org/teavm/runtime/fs/VirtualFileSystemProvider.java

@@ -1,5 +1,5 @@
 /*
- *  Copyright 2017 Alexey Andreev.
+ *  Copyright 2022 Alexey Andreev.
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -13,30 +13,27 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs;
+package org.teavm.runtime.fs;
 
-import org.teavm.classlib.PlatformDetector;
+import org.teavm.runtime.fs.memory.InMemoryVirtualFileSystem;
-import org.teavm.classlib.fs.c.CFileSystem;
-import org.teavm.classlib.fs.memory.InMemoryVirtualFileSystem;
 
 public final class VirtualFileSystemProvider {
     private static VirtualFileSystem instance;
 
-    static {
-        if (PlatformDetector.isC()) {
-            instance = new CFileSystem();
-        } else {
-            instance = new InMemoryVirtualFileSystem();
-        }
-    }
-
     private VirtualFileSystemProvider() {
     }
 
     public static VirtualFileSystem getInstance() {
+        if (instance == null) {
+            instance = create();
+        }
         return instance;
     }
 
+    private static VirtualFileSystem create() {
+        return new InMemoryVirtualFileSystem();
+    }
+
     public static void setInstance(VirtualFileSystem instance) {
         VirtualFileSystemProvider.instance = instance;
     }

core/src/main/java/org/teavm/runtime/fs/VirtualFileSystemProviderTransformer.java

@@ -0,0 +1,34 @@
+/*
+ *  Copyright 2022 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.runtime.fs;
+
+import org.teavm.model.ClassHolder;
+import org.teavm.model.ClassHolderTransformer;
+import org.teavm.model.ClassHolderTransformerContext;
+import org.teavm.model.MethodDescriptor;
+import org.teavm.model.MethodHolder;
+
+public abstract class VirtualFileSystemProviderTransformer implements ClassHolderTransformer {
+    @Override
+    public void transformClass(ClassHolder cls, ClassHolderTransformerContext context) {
+        if (cls.getName().equals(VirtualFileSystemProvider.class.getName())) {
+            MethodHolder method = cls.getMethod(new MethodDescriptor("create", VirtualFileSystem.class));
+            transformCreateMethod(method, context);
+        }
+    }
+
+    protected abstract void transformCreateMethod(MethodHolder method, ClassHolderTransformerContext context);
+}

core/src/main/java/org/teavm/runtime/fs/memory/AbstractInMemoryVirtualFile.java

@@ -13,10 +13,10 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.memory;
+package org.teavm.runtime.fs.memory;
 
 import java.io.IOException;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public abstract class AbstractInMemoryVirtualFile {
     String name;

core/src/main/java/org/teavm/runtime/fs/memory/InMemoryVirtualDirectory.java

@@ -13,12 +13,12 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.memory;
+package org.teavm.runtime.fs.memory;
 
 import java.io.IOException;
 import java.util.LinkedHashMap;
 import java.util.Map;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class InMemoryVirtualDirectory extends AbstractInMemoryVirtualFile {
     final Map<String, AbstractInMemoryVirtualFile> children = new LinkedHashMap<>();

core/src/main/java/org/teavm/runtime/fs/memory/InMemoryVirtualFile.java

@@ -13,11 +13,11 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.memory;
+package org.teavm.runtime.fs.memory;
 
 import java.io.IOException;
 import java.util.Arrays;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class InMemoryVirtualFile extends AbstractInMemoryVirtualFile {
     byte[] data = new byte[0];

core/src/main/java/org/teavm/runtime/fs/memory/InMemoryVirtualFileSystem.java

@@ -13,10 +13,10 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.memory;
+package org.teavm.runtime.fs.memory;
 
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileSystem;
+import org.teavm.runtime.fs.VirtualFileSystem;
 
 public class InMemoryVirtualFileSystem implements VirtualFileSystem {
     InMemoryVirtualDirectory root = new InMemoryVirtualDirectory("");

core/src/main/java/org/teavm/runtime/fs/memory/VirtualFileImpl.java

@@ -13,11 +13,11 @@
  *  See the License for the specific language governing permissions and
  *  limitations under the License.
  */
-package org.teavm.classlib.fs.memory;
+package org.teavm.runtime.fs.memory;
 
 import java.io.IOException;
-import org.teavm.classlib.fs.VirtualFile;
+import org.teavm.runtime.fs.VirtualFile;
-import org.teavm.classlib.fs.VirtualFileAccessor;
+import org.teavm.runtime.fs.VirtualFileAccessor;
 
 public class VirtualFileImpl implements VirtualFile {
     private InMemoryVirtualFileSystem fs;