org.jboss.tools.common.java.impl.JavaAnnotation.java Source code

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Here is the source code for org.jboss.tools.common.java.impl.JavaAnnotation.java

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/******************************************************************************* 
 * Copyright (c) 2011 Red Hat, Inc. 
 * Distributed under license by Red Hat, Inc. All rights reserved. 
 * This program is 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: 
 * Red Hat, Inc. - initial API and implementation 
 ******************************************************************************/
package org.jboss.tools.common.java.impl;

import org.eclipse.core.resources.IResource;
import org.eclipse.jdt.core.IAnnotation;
import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IMember;
import org.eclipse.jdt.core.IMemberValuePair;
import org.eclipse.jdt.core.ISourceRange;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaModelException;
import org.jboss.tools.common.core.CommonCorePlugin;
import org.jboss.tools.common.java.IJavaAnnotation;
import org.jboss.tools.common.util.EclipseJavaUtil;

public class JavaAnnotation implements IJavaAnnotation {
    IAnnotation annotation;
    String annotationTypeName;

    public JavaAnnotation(IAnnotation annotation, IType declaringType) {
        this.annotation = annotation;
        String name = annotation.getElementName();
        annotationTypeName = EclipseJavaUtil.resolveType(declaringType, name);
    }

    public IResource getResource() {
        return annotation.getResource();
    }

    public String getTypeName() {
        return annotationTypeName;
    }

    public IType getType() {
        try {
            return EclipseJavaUtil.findType(annotation.getJavaProject(), annotationTypeName);
        } catch (JavaModelException e) {
            CommonCorePlugin.getDefault().logError(e);
        }
        return null;
    }

    public int getLength() {
        try {
            ISourceRange range = annotation.getSourceRange();
            if (range != null) {
                return range.getLength();
            }
        } catch (JavaModelException e) {
            CommonCorePlugin.getDefault().logError(e);
        }
        return 0;
    }

    public int getStartPosition() {
        try {
            ISourceRange range = annotation.getSourceRange();
            if (range != null) {
                return range.getOffset();
            }
        } catch (JavaModelException e) {
            CommonCorePlugin.getDefault().logError(e);
        }
        return 0;
    }

    public IMember getParentMember() {
        IJavaElement ancestor = annotation.getParent();
        while (ancestor != null) {
            if (ancestor instanceof IMember) {
                return (IMember) ancestor;
            }
            ancestor = ancestor.getParent();
        }
        return null;
    }

    public IJavaElement getParentElement() {
        return annotation.getParent();
    }

    public IMemberValuePair[] getMemberValuePairs() {
        try {
            return annotation.getMemberValuePairs();
        } catch (JavaModelException e) {
            CommonCorePlugin.getDefault().logError(e);
        }
        return new IMemberValuePair[0];
    }

    public IAnnotation getAnnotation() {
        return annotation;
    }

}