Example usage for org.eclipse.jdt.core.compiler CharOperation deepCopy

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.compiler CharOperation deepCopy.

Prototype

public static final char[][] deepCopy(char[][] toCopy) 

Source Link

Document

Answers a deep copy of the toCopy array.

Usage

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

License:Open Source License

/**
 * This method will duplicate a Type Reference
 * @param typeReference the TypeReference to duplicate
 * @return the duplicated TypeReference/*w w  w.  jav  a2s .  co m*/
 */
public static TypeReference copyTypeReference(TypeReference typeReference, AstGenerator gen) {
    if (typeReference == null)
        return null;
    if (gen == null)
        return copyTypeReference(typeReference);

    TypeReference result = null;
    int dims = typeReference.dimensions();
    if (typeReference instanceof Wildcard) {
        Wildcard wildcard = (Wildcard) typeReference;
        Wildcard newWildcard = gen.wildcard(wildcard.kind);
        newWildcard.bound = copyTypeReference(wildcard.bound);
        result = newWildcard;
    } else if (typeReference instanceof SingleTypeReference) {
        char[] name = ((SingleTypeReference) typeReference).token;
        if (typeReference instanceof ParameterizedSingleTypeReference) {
            ParameterizedSingleTypeReference pTypeReference = (ParameterizedSingleTypeReference) typeReference;
            TypeReference[] newArgs = copyTypeArguments(typeReference, gen.pos, pTypeReference.typeArguments);
            result = gen.parameterizedSingleTypeReference(name, newArgs, dims);
        } else {
            if (dims > 0)
                result = gen.arrayTypeReference(name, dims);
            else
                result = gen.singleTypeReference(name);
        }
    } else if (typeReference instanceof QualifiedTypeReference) {
        QualifiedTypeReference qualifiedTypeReference = (QualifiedTypeReference) typeReference;

        char[][] typeName = CharOperation.deepCopy(qualifiedTypeReference.tokens);
        if (typeReference instanceof ParameterizedQualifiedTypeReference) {
            ParameterizedQualifiedTypeReference pqTypeReference = (ParameterizedQualifiedTypeReference) typeReference;
            int len = pqTypeReference.typeArguments.length;
            TypeReference[][] newArgs = new TypeReference[len][];
            for (int i = 0; i < len; i++)
                newArgs[i] = copyTypeArray(pqTypeReference.typeArguments[i]); // sufficient; qualified types are not dependent.
            result = gen.parameterizedQualifiedTypeReference(typeName, newArgs, dims);
        } else {
            QualifiedTypeReference qualifiedResult;
            if (dims > 0)
                qualifiedResult = gen.qualifiedArrayTypeReference(typeName, dims);
            else
                qualifiedResult = gen.qualifiedTypeReference(typeName);
            qualifiedResult.isGenerated = qualifiedTypeReference.isGenerated;
            result = qualifiedResult;
        }
    }

    else if (typeReference instanceof LiftingTypeReference) {
        LiftingTypeReference liftingRef = (LiftingTypeReference) typeReference;
        result = gen.liftingTypeReference(AstClone.copyTypeReference(liftingRef.baseReference),
                AstClone.copyTypeReference(liftingRef.roleReference), liftingRef.roleToken,
                liftingRef.baseTokens);
    } else if (typeReference instanceof TypeAnchorReference) {
        TypeAnchorReference anchorRef = (TypeAnchorReference) typeReference;
        result = new TypeAnchorReference(copyReference(anchorRef.anchor), gen.sourceStart);
        // TODO(SH): need to set any further fields??
    }
    if (result != null) {
        result.setBaseclassDecapsulation(typeReference.getBaseclassDecapsulation());
        result.bits = typeReference.bits;
        return result;
    }
    throw new InternalCompilerError("Unexpected kind of type reference: " + typeReference.getClass().getName()); //$NON-NLS-1$
}

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

License:Open Source License

public static TypeReference copyTypeReference(TypeReference typeReference) {
    if (typeReference == null)
        return null;

    TypeReference result = null;/*from w ww.  j av a2  s .  c om*/
    int dims = typeReference.dimensions();
    if (typeReference instanceof Wildcard) {
        Wildcard wildcard = (Wildcard) typeReference;
        Wildcard newWildcard = new Wildcard(wildcard.kind);
        newWildcard.sourceStart = wildcard.sourceStart;
        newWildcard.sourceEnd = wildcard.sourceEnd;
        newWildcard.bound = copyTypeReference(wildcard.bound);
        result = newWildcard;
    } else if (typeReference instanceof SingleTypeReference) {
        char[] name = ((SingleTypeReference) typeReference).token;
        long pos = (((long) typeReference.sourceStart) << 32) + typeReference.sourceEnd;
        if (typeReference instanceof ParameterizedSingleTypeReference) {
            ParameterizedSingleTypeReference pTypeReference = (ParameterizedSingleTypeReference) typeReference;
            TypeReference[] newArgs = copyTypeArguments(typeReference, pos, pTypeReference.typeArguments);
            result = new ParameterizedSingleTypeReference(name, newArgs, dims, pos);
        } else {
            if (dims > 0)
                result = new ArrayTypeReference(name, dims, pos);
            else
                result = new SingleTypeReference(name, pos);
        }
    } else if (typeReference instanceof QualifiedTypeReference) {
        QualifiedTypeReference qualifiedTypeReference = (QualifiedTypeReference) typeReference;

        char[][] typeName = CharOperation.deepCopy(qualifiedTypeReference.tokens);
        long[] poss = qualifiedTypeReference.sourcePositions;
        if (typeReference instanceof ParameterizedQualifiedTypeReference) {
            ParameterizedQualifiedTypeReference pqTypeReference = (ParameterizedQualifiedTypeReference) typeReference;
            int len = pqTypeReference.typeArguments.length;
            TypeReference[][] newArgs = new TypeReference[len][];
            for (int i = 0; i < len; i++)
                newArgs[i] = copyTypeArray(pqTypeReference.typeArguments[i]); // sufficient; qualified types are not dependent.
            result = new ParameterizedQualifiedTypeReference(typeName, newArgs, dims, poss);
        } else {
            if (dims > 0)
                result = new ArrayQualifiedTypeReference(typeName, dims, poss);
            else
                result = new QualifiedTypeReference(typeName, poss);
        }
    }

    else if (typeReference instanceof LiftingTypeReference) {
        LiftingTypeReference liftingRef = (LiftingTypeReference) typeReference;
        LiftingTypeReference newLiftingRef = new LiftingTypeReference();
        newLiftingRef.baseReference = AstClone.copyTypeReference(liftingRef.baseReference);
        newLiftingRef.roleReference = AstClone.copyTypeReference(liftingRef.roleReference);
        newLiftingRef.sourceStart = liftingRef.sourceStart;
        newLiftingRef.sourceEnd = liftingRef.sourceEnd;

        newLiftingRef.roleToken = liftingRef.roleToken;
        newLiftingRef.baseTokens = new char[liftingRef.baseTokens.length][];
        System.arraycopy(liftingRef.baseTokens, 0, newLiftingRef.baseTokens, 0, liftingRef.baseTokens.length);

        result = newLiftingRef;
    } else if (typeReference instanceof TypeAnchorReference) {
        TypeAnchorReference anchorRef = (TypeAnchorReference) typeReference;
        result = new TypeAnchorReference(copyReference(anchorRef.anchor), anchorRef.sourceStart);
        // TODO(SH): need to set any further fields??
    }
    if (result != null) {
        result.setBaseclassDecapsulation(typeReference.getBaseclassDecapsulation());
        result.bits = typeReference.bits;
        result.isGenerated = true;
        return result;
    }
    throw new InternalCompilerError("Unexpected kind of type reference: " + typeReference.getClass().getName()); //$NON-NLS-1$
}

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