/*
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.flex.compiler.internal.units.requests;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Collection;
import java.util.Collections;
import java.util.Set;
import org.apache.commons.io.output.StringBuilderWriter;
import org.apache.flex.abc.ABCParser;
import org.apache.flex.abc.print.ABCDumpVisitor;
import org.apache.flex.compiler.internal.embedding.EmbedData;
import org.apache.flex.compiler.problems.ICompilerProblem;
import org.apache.flex.compiler.units.requests.IABCBytesRequestResult;
/**
* Output wad containing a result of running the ABCGenerator.
*/
public class ABCBytesRequestResult implements IABCBytesRequestResult
{
/**
* This constructor is used when code generation completes normally.
*
* @param bytes abc bytes generated by code generator
* @param problems Collection of problems found by the code generator.
* @param embeds embedded assets
*/
public ABCBytesRequestResult(byte[] bytes, ICompilerProblem problems[], Set<EmbedData> embeds)
{
assert ((bytes != null) || (problems != null));
this.bytes = bytes;
this.problems = problems;
this.embeds = embeds;
}
/**
* This constructor is used when code generation completes normally with no problems
*
* @param bytes abc bytes generated by code generator
*/
public ABCBytesRequestResult(byte[] bytes)
{
assert bytes != null;
this.bytes = bytes;
this.problems = ZEROPROBLEMS;
this.embeds = Collections.emptySet();
}
/**
* This constructor is used when code generation has no byte code
*
* @param problems Collection of problems found by the code generator.
*/
public ABCBytesRequestResult(ICompilerProblem problems[])
{
assert problems != null;
this.bytes = ZEROBYTES;
this.problems = problems;
this.embeds = Collections.emptySet();
}
/**
* This constructor is used when code generation completes normally with no problems and no bytes
*/
public ABCBytesRequestResult()
{
this.bytes = ZEROBYTES;
this.problems = ZEROPROBLEMS;
this.embeds = Collections.emptySet();
}
/**
* @return abc data generated by ABCGenerator.
*/
@Override
public byte[] getABCBytes()
{
return bytes;
}
/**
* Returns a list of problems generated by the ABCGenerator while attempting
* to generate abc data. If the getBytes method of this class returns null,
* this method should not return null.
*
* @return Collection of compiler problems generated by ABCGenerator while
* attempting to generate abc data.
*/
@Override
public ICompilerProblem[] getProblems()
{
return problems;
}
@Override
public Collection<EmbedData> getEmbeds()
{
return embeds;
}
private final byte[] bytes;
private final ICompilerProblem[] problems;
private final Set<EmbedData> embeds;
@Override
public String toString()
{
StringBuilder sb = new StringBuilder();
PrintWriter out = new PrintWriter(new StringBuilderWriter(sb));
ABCParser parser = null;
try
{
parser = new ABCParser(new ByteArrayInputStream(bytes));
}
catch (IOException e)
{
}
parser.parseABC(new ABCDumpVisitor(out));
return sb.toString();
}
}