StorageManager.java

Go to the documentation of this file.

package com.navigine.idl.java;
 
import java.util.ArrayList;
import java.util.concurrent.atomic.AtomicBoolean;

public abstract class StorageManager {
    public abstract ArrayList<String> getStorageList();

    public abstract KeyValueStorage getStorage(String name);

    public abstract void removeStorage(String name);
 
    private static final class CppProxy extends StorageManager
    {
        private final long nativeRef;
        private final AtomicBoolean destroyed = new AtomicBoolean(false);
 
        private CppProxy(long nativeRef)
        {
            if (nativeRef == 0) throw new RuntimeException("nativeRef is zero");
            this.nativeRef = nativeRef;
        }
 
        private native void nativeDestroy(long nativeRef);
        public void _djinni_private_destroy()
        {
            boolean destroyed = this.destroyed.getAndSet(true);
            if (!destroyed) nativeDestroy(this.nativeRef);
        }
        protected void finalize() throws java.lang.Throwable
        {
            _djinni_private_destroy();
            super.finalize();
        }
 
        // StorageManager methods
 
        @Override
        public ArrayList<String> getStorageList()
        {
            assert !this.destroyed.get() : "trying to use a destroyed object";
            return native_getStorageList(this.nativeRef);
        }
        private native ArrayList<String> native_getStorageList(long _nativeRef);
 
        @Override
        public KeyValueStorage getStorage(String name)
        {
            assert !this.destroyed.get() : "trying to use a destroyed object";
            return native_getStorage(this.nativeRef, name);
        }
        private native KeyValueStorage native_getStorage(long _nativeRef, String name);
 
        @Override
        public void removeStorage(String name)
        {
            assert !this.destroyed.get() : "trying to use a destroyed object";
            native_removeStorage(this.nativeRef, name);
        }
        private native void native_removeStorage(long _nativeRef, String name);
    }
}