content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * 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 io.activej.serializer.def;
  
  import io.activej.codegen.expression.Expression;
  import io.activej.codegen.expression.Variable;
  import io.activej.serializer.CompatibilityLevel;
  
  import static io.activej.codegen.expression.Expressions.cast;
  import static io.activej.types.Primitives.wrap;
  
  public abstract class PrimitiveSerializerDef extends AbstractSerializerDef implements SerializerDef {
  	protected final Class<?> primitiveType;
  	protected final Class<?> wrappedType;
  	protected final boolean wrapped;
  
  	protected PrimitiveSerializerDef(Class<?> primitiveType, boolean wrapped) {
  		if (!primitiveType.isPrimitive())
  			throw new IllegalArgumentException("Not a primitive type: " + primitiveType);
  		this.primitiveType = primitiveType;
  		this.wrappedType = wrap(primitiveType);
  		this.wrapped = wrapped;
  	}
  
  	@Override
  	public Class<?> getEncodeType() {
  		return wrapped ? wrappedType : primitiveType;
  	}
  
  	public Class<?> getPrimitiveType() {
  		return primitiveType;
  	}
  
  	public Class<?> getWrappedType() {
  		return wrappedType;
  	}
  
  	public boolean isWrapped() {
  		return wrapped;
  	}
  
  	public abstract SerializerDef ensureWrapped();
  
  	protected abstract Expression doSerialize(Expression byteArray, Variable off, Expression value, CompatibilityLevel compatibilityLevel);
  
  	protected abstract Expression doDeserialize(Expression in, CompatibilityLevel compatibilityLevel);
  
  	protected boolean castToPrimitive() {
  		return true;
  	}
  
  	@Override
  	public final Expression encode(StaticEncoders staticEncoders, Expression buf, Variable pos, Expression value, int version, CompatibilityLevel compatibilityLevel) {
  		return doSerialize(buf, pos, castToPrimitive() ? cast(value, primitiveType) : value, compatibilityLevel);
  	}
  
  	@Override
  	public final Expression decode(StaticDecoders staticDecoders, Expression in, int version, CompatibilityLevel compatibilityLevel) {
  		Expression expression = doDeserialize(in, compatibilityLevel);
  		return wrapped ? cast(expression, wrappedType) : expression;
  	}
  }
  