Example usage for org.eclipse.jdt.internal.compiler.ast CastExpression tagAsNeedCheckCast

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.compiler.ast CastExpression tagAsNeedCheckCast.

Prototype

@Override
public void tagAsNeedCheckCast() 

Source Link

Usage

From source file:org.eclipse.objectteams.otdt.internal.core.compiler.util.AstGenerator.java

License:Open Source License

/**
 * Create a cast expression from its elements (reference types only).
 * Perform necessary internal initializations without calling resolveType()
 * @param expr/*from ww  w .  j a  v a  2s.  c om*/
 * @param type
 * @param kind one of CastExpression.{DO_WRAP,NEED_CLASS,RAW}
 *
 * @return null is used to signal no cast created (because expr is 'this').
 */
public CastExpression resolvedCastExpression(Expression expr, TypeBinding type, int kind) {
    if (expr instanceof ThisReference)
        return null; // never useful to cast 'this'!
    TypeReference typeRef = typeReference(type);
    typeRef.sourceStart = this.sourceStart;
    typeRef.sourceEnd = this.sourceEnd;
    typeRef.resolvedType = type;

    CastExpression cast = new CastExpression(expr, typeRef, kind);
    typeRef.resolvedType = cast.resolvedType = type;
    cast.constant = Constant.NotAConstant;
    cast.tagAsNeedCheckCast();
    return setPos(cast);
}

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