Package com.strobel.decompiler.ast

Source Code of com.strobel.decompiler.ast.CatchBlock

/*
* CatchBlock.java
*
* Copyright (c) 2013 Mike Strobel
*
* This source code is based on Mono.Cecil from Jb Evain, Copyright (c) Jb Evain;
* and ILSpy/ICSharpCode from SharpDevelop, Copyright (c) AlphaSierraPapa.
*
* This source code is subject to terms and conditions of the Apache License, Version 2.0.
* A copy of the license can be found in the License.html file at the root of this distribution.
* By using this source code in any fashion, you are agreeing to be bound by the terms of the
* Apache License, Version 2.0.
*
* You must not remove this notice, or any other, from this software.
*/

package com.strobel.decompiler.ast;

import com.strobel.assembler.Collection;
import com.strobel.assembler.metadata.TypeReference;
import com.strobel.decompiler.ITextOutput;

import java.util.List;

public final class CatchBlock extends Block {
    private final Collection<TypeReference> _caughtTypes = new Collection<>();

    private TypeReference _exceptionType;
    private Variable _exceptionVariable;

    public final List<TypeReference> getCaughtTypes() {
        return _caughtTypes;
    }

    public final TypeReference getExceptionType() {
        return _exceptionType;
    }

    public final void setExceptionType(final TypeReference exceptionType) {
        _exceptionType = exceptionType;
    }

    public final Variable getExceptionVariable() {
        return _exceptionVariable;
    }

    public final void setExceptionVariable(final Variable exceptionVariable) {
        _exceptionVariable = exceptionVariable;
    }

    @Override
    public final void writeTo(final ITextOutput output) {
        output.writeKeyword("catch");

        if (!_caughtTypes.isEmpty()) {
            output.write(" (");

            for (int i = 0; i < _caughtTypes.size(); i++) {
                final TypeReference caughtType = _caughtTypes.get(i);

                if (i != 0) {
                    output.write(" | ");
                }

                output.writeReference(caughtType.getFullName(), caughtType);
            }

            if (_exceptionVariable != null) {
                output.write(" %s", _exceptionVariable.getName());
            }

            output.write(')');
        }
        else if (_exceptionType != null) {
            output.write(" (");
            output.writeReference(_exceptionType.getFullName(), _exceptionType);

            if (_exceptionVariable != null) {
                output.write(" %s", _exceptionVariable.getName());
            }

            output.write(')');
        }

        output.writeLine(" {");
        output.indent();

        super.writeTo(output);

        output.unindent();
        output.writeLine("}");
    }
}
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