Case Study: adding data and statistics

[ifi-stolz-refaktor.git] / case-study / jdt-after / core refactoring / org / eclipse / jdt / internal / corext / refactoring / typeconstraints / types / ParameterizedType.java

/*******************************************************************************
 * Copyright (c) 2000, 2011 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.corext.refactoring.typeconstraints.types;

import org.eclipse.core.runtime.Assert;

import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.dom.ITypeBinding;



public final class ParameterizedType extends HierarchyType {

	GenericType fTypeDeclaration;
	TType[] fTypeArguments;

	protected ParameterizedType(TypeEnvironment environment) {
		super(environment);
	}

	@Override
	protected void initialize(ITypeBinding binding, IType javaElementType) {
		Assert.isTrue(binding.isParameterizedType());
		super.initialize(binding, javaElementType);
		TypeEnvironment environment= getEnvironment();
		environment.generated_2085605341809161205(binding, this);
	}

	@Override
	public int getKind() {
		return PARAMETERIZED_TYPE;
	}

	@Override
	public TType getTypeDeclaration() {
		return fTypeDeclaration;
	}

	@Override
	public TType getErasure() {
		return fTypeDeclaration;
	}

	public TType[] getTypeArguments() {
		return fTypeArguments.clone();
	}

	@Override
	public boolean doEquals(TType type) {
		ParameterizedType other= (ParameterizedType)type;
		return other.generated_615097351123009789(this);
	}

	@Override
	public int hashCode() {
		return getBindingKey().hashCode();
	}

	@Override
	protected boolean doCanAssignTo(TType lhs) {
		int targetType= lhs.getKind();
		switch (targetType) {
			case NULL_TYPE: return false;
			case VOID_TYPE: return false;
			case PRIMITIVE_TYPE: return false;

			case ARRAY_TYPE: return false;

			case STANDARD_TYPE: return canAssignToStandardType((StandardType)lhs);
			case GENERIC_TYPE: return false;
			case PARAMETERIZED_TYPE: return canAssignToParameterizedType((ParameterizedType)lhs);
			case RAW_TYPE: return canAssignToRawType((RawType)lhs);

			case UNBOUND_WILDCARD_TYPE:
			case SUPER_WILDCARD_TYPE:
			case EXTENDS_WILDCARD_TYPE:
				return ((WildcardType)lhs).checkAssignmentBound(this);

			case TYPE_VARIABLE: return false;
			case CAPTURE_TYPE:
				return ((CaptureType)lhs).checkLowerBound(this);
		}
		return false;
	}

	@Override
	protected boolean isTypeEquivalentTo(TType other) {
		int otherElementType= other.getKind();
		if (otherElementType == RAW_TYPE || otherElementType == GENERIC_TYPE)
			return getErasure().isTypeEquivalentTo(other.getErasure());
		return super.isTypeEquivalentTo(other);
	}

	private boolean canAssignToRawType(RawType target) {
		return fTypeDeclaration.isSubType(target.getHierarchyType());
	}

	private boolean canAssignToParameterizedType(ParameterizedType target) {
		ParameterizedType sameSourceType= target.generated_1909260601597603387(this);
		if (sameSourceType == null)
			return false;
		TType[] targetArguments= target.fTypeArguments;
		TType[] sourceArguments= sameSourceType.fTypeArguments;
		if (targetArguments.length != sourceArguments.length)
			return false;
		for (int i= 0; i < sourceArguments.length; i++) {
			if (!targetArguments[i].checkTypeArgument(sourceArguments[i]))
				return false;
		}
		return true;
	}

	ParameterizedType findSameDeclaration(GenericType targetDeclaration) {
		return targetDeclaration.generated_145440679273676249(this);
	}

	@Override
	public String getName() {
		StringBuffer result= new StringBuffer(getJavaElementType().getElementName());
		result.append("<"); //$NON-NLS-1$
		result.append(fTypeArguments[0].getName());
		for (int i= 1; i < fTypeArguments.length; i++) {
			result.append(", "); //$NON-NLS-1$
			result.append(fTypeArguments[i].getName());
		}
		result.append(">"); //$NON-NLS-1$
		return result.toString();
	}

	@Override
	protected String getPlainPrettySignature() {
		StringBuffer result= new StringBuffer(getJavaElementType().getFullyQualifiedName('.'));
		result.append("<"); //$NON-NLS-1$
		result.append(fTypeArguments[0].getPlainPrettySignature());
		for (int i= 1; i < fTypeArguments.length; i++) {
			result.append(", "); //$NON-NLS-1$
			result.append(fTypeArguments[i].getPlainPrettySignature());
		}
		result.append(">"); //$NON-NLS-1$
		return result.toString();
	}

	public ParameterizedType generated_2503171166411270533(TypeEnvironment typeenvironment) {
		typeenvironment.cacheSubType(getSuperclass(), this);
		typeenvironment.cacheSubTypes(getInterfaces(), this);
		return this;
	}

	public boolean generated_615097351123009789(ParameterizedType parameterizedtype) {
		if (! parameterizedtype.getBindingKey().equals(getBindingKey()))
			return false;
		if (! parameterizedtype.getJavaElementType().equals(getJavaElementType()))
			return false;
		return true;
	}

	public ParameterizedType generated_1909260601597603387(ParameterizedType parameterizedtype) {
		GenericType targetDeclaration= fTypeDeclaration;
		ParameterizedType sameSourceType= parameterizedtype.findSameDeclaration(targetDeclaration);
		return sameSourceType;
	}
}