/*
* Copyright (c) 2014 Carman Consulting, Inc.
*
* 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 com.carmanconsulting.cassidy.pojo.assembly.impl;
import com.carmanconsulting.cassidy.context.CassidyContext;
import com.carmanconsulting.cassidy.pojo.assembly.AssemblyStep;
import com.carmanconsulting.cassidy.pojo.assembly.Disassembler;
import com.carmanconsulting.cassidy.pojo.assembly.DisassemblerService;
import com.carmanconsulting.cassidy.pojo.assembly.disassembler.ArrayDisassembler;
import com.carmanconsulting.cassidy.pojo.assembly.disassembler.CollectionDisassembler;
import com.carmanconsulting.cassidy.pojo.assembly.disassembler.ComplexDisassembler;
import com.carmanconsulting.cassidy.pojo.assembly.disassembler.MapDisassembler;
import com.carmanconsulting.cassidy.pojo.assembly.disassembler.SimpleDisassembler;
import com.carmanconsulting.cassidy.pojo.assembly.exception.AssemblyException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
public class DisassemblerServiceImpl implements DisassemblerService {
//----------------------------------------------------------------------------------------------------------------------
// Fields
//----------------------------------------------------------------------------------------------------------------------
private final CassidyContext context;
private final List<Disassembler> disassemblers;
//----------------------------------------------------------------------------------------------------------------------
// Constructors
//----------------------------------------------------------------------------------------------------------------------
/**
* Creates a new DisassemblerServiceImpl using the default Disassemblers (simple, collection, map, array, and
* complex).
*
* @param context the cassidy context
*/
public DisassemblerServiceImpl(CassidyContext context) {
this(context, new SimpleDisassembler(context.serializerRegistry()),
new CollectionDisassembler(),
new MapDisassembler(),
new ArrayDisassembler(),
new ComplexDisassembler());
}
/**
* Creates a new DisassemblerServiceImpl using the specified Disassemblers.
*
* @param disassemblers the disassemblers to be used by this service
*/
public DisassemblerServiceImpl(CassidyContext context, Disassembler... disassemblers) {
this.context = context;
this.disassemblers = new ArrayList<>(Arrays.asList(disassemblers));
}
//----------------------------------------------------------------------------------------------------------------------
// DisassemblerService Implementation
//----------------------------------------------------------------------------------------------------------------------
@Override
public List<AssemblyStep> disassemble(Object object) {
List<AssemblyStep> steps = new LinkedList<>();
findDisassembler(object).disassemble(object, steps, context, this);
return steps;
}
//----------------------------------------------------------------------------------------------------------------------
// Other Methods
//----------------------------------------------------------------------------------------------------------------------
private Disassembler findDisassembler(Object object) {
for (Disassembler disassembler : disassemblers) {
if (disassembler.canDisassemble(object)) {
return disassembler;
}
}
throw new AssemblyException(String.format("No disassembler found for object of type %s.", object.getClass().getName()));
}
}