Remove binding spec2

[mdsal.git] / binding2 / mdsal-binding2-dom-codec / src / main / java / org / opendaylight / mdsal / binding / javav2 / dom / codec / impl / value / BitsCodec.java

diff --git a/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/impl/value/BitsCodec.java b/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/impl/value/BitsCodec.java
deleted file mode 100644 (file)
index 36b870c..0000000
--- a/binding2/mdsal-binding2-dom-codec/src/main/java/org/opendaylight/mdsal/binding/javav2/dom/codec/impl/value/BitsCodec.java
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (c) 2017 Pantheon Technologies s.r.o. and others.  All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-
-package org.opendaylight.mdsal.binding.javav2.dom.codec.impl.value;
-
-import static java.util.Objects.requireNonNull;
-
-import com.google.common.annotations.Beta;
-import com.google.common.base.Preconditions;
-import com.google.common.collect.ImmutableMap;
-import com.google.common.collect.ImmutableSet;
-import java.lang.invoke.MethodHandle;
-import java.lang.invoke.MethodHandles;
-import java.lang.invoke.MethodType;
-import java.lang.reflect.Constructor;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.LinkedHashMap;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-import java.util.TreeSet;
-import java.util.concurrent.Callable;
-import org.opendaylight.mdsal.binding.javav2.dom.codec.impl.value.ValueTypeCodec.SchemaUnawareCodec;
-import org.opendaylight.mdsal.binding.javav2.generator.util.JavaIdentifier;
-import org.opendaylight.mdsal.binding.javav2.generator.util.JavaIdentifierNormalizer;
-import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition;
-import org.opendaylight.yangtools.yang.model.api.type.BitsTypeDefinition.Bit;
-
-@Beta
-final class BitsCodec extends ReflectionBasedCodec implements SchemaUnawareCodec {
-
-    private static final MethodType CONSTRUCTOR_INVOKE_TYPE = MethodType.methodType(Object.class, Boolean[].class);
-    // Ordered by position
-    private final Map<String, Method> getters;
-    // Ordered by lexical name
-    private final Set<String> ctorArgs;
-    private final MethodHandle ctor;
-
-    private BitsCodec(final Class<?> typeClass, final MethodHandle ctor, final Set<String> ctorArgs,
-            final Map<String, Method> getters) {
-
-        super(typeClass);
-        this.ctor = requireNonNull(ctor);
-        this.ctorArgs = ImmutableSet.copyOf(ctorArgs);
-        this.getters = ImmutableMap.copyOf(getters);
-    }
-
-    static Callable<BitsCodec> loader(final Class<?> returnType, final BitsTypeDefinition rootType) {
-        return () -> {
-            final Map<String, Method> getters = new LinkedHashMap<>();
-            final Set<String> ctorArgs = new TreeSet<>();
-
-            for (Bit bit : rootType.getBits()) {
-                final Method valueGetter = returnType.getMethod("is" + JavaIdentifierNormalizer
-                        .normalizeSpecificIdentifier(bit.getName(), JavaIdentifier.CLASS));
-                ctorArgs.add(bit.getName());
-                getters.put(bit.getName(), valueGetter);
-            }
-            Constructor<?> constructor = null;
-            for (Constructor<?> cst : returnType.getConstructors()) {
-                if (!cst.getParameterTypes()[0].equals(returnType)) {
-                    constructor = cst;
-                }
-            }
-
-            final MethodHandle ctor = MethodHandles.publicLookup().unreflectConstructor(constructor)
-                    .asSpreader(Boolean[].class, ctorArgs.size()).asType(CONSTRUCTOR_INVOKE_TYPE);
-            return new BitsCodec(returnType, ctor, ctorArgs, getters);
-        };
-    }
-
-    @Override
-    @SuppressWarnings("checkstyle:illegalCatch")
-    public Object deserialize(Object input) {
-        Preconditions.checkArgument(input instanceof Set);
-        @SuppressWarnings("unchecked")
-        final Set<String> casted = (Set<String>) input;
-
-        /*
-         * We can do this walk based on field set sorted by name,
-         * since constructor arguments in Java Binding are sorted by name.
-         *
-         * This means we will construct correct array for construction
-         * of bits object.
-         */
-        final Boolean[] args = new Boolean[ctorArgs.size()];
-        int currentArg = 0;
-        for (String value : ctorArgs) {
-            args[currentArg++] = casted.contains(value);
-        }
-
-        try {
-            return ctor.invokeExact(args);
-        } catch (Throwable e) {
-            throw new IllegalStateException("Failed to instantiate object for " + input, e);
-        }
-    }
-
-    @Override
-    public Object serialize(Object input) {
-        final Collection<String> result = new ArrayList<>(getters.size());
-        for (Entry<String, Method> valueGet : getters.entrySet()) {
-            final Boolean value;
-            try {
-                value = (Boolean) valueGet.getValue().invoke(input);
-            } catch (IllegalAccessException | InvocationTargetException e) {
-                throw new IllegalArgumentException("Failed to get bit " + valueGet.getKey(), e);
-            }
-
-            if (value) {
-                result.add(valueGet.getKey());
-            }
-        }
-        return result.size() == getters.size() ? getters.keySet() : ImmutableSet.copyOf(result);
-    }
-}